2006-11-15 Jakub Jelinek PR tree-optimization/29581 * lambda-code.c (replace_uses_equiv_to_x_with_y): Add YINIT, REPLACEMENTS, FIRSTBSI arguments. If initial condition or type is different between Y and USE, create a temporary variable, initialize it at the beginning of the body bb and use it as replacement instead of Y. 2006-11-15 Richard Guenther Backport from mainline: 2006-11-12 Michael Matz Roger Sayle PR rtl-optimization/29797 * ifcvt.c (noce_try_bitop): Correct calculation of bitnum on BITS_BIG_ENDIAN targets. 2006-11-13 Jakub Jelinek * configure.ac (ld_vers): Parse GNU ld version 2.17.50.0.3-6 20060715 style versions. * configure: Rebuilt. 2006-11-13 Richard Guenther Backport from mainline: 2006-10-23 Richard Guenther PR middle-end/21032 * convert.c (convert_to_real): Fold (float)-x to -(float)x only if not flag_rounding_math. 2006-11-11 Andrew Pinski PR tree-opt/28545 * tree-vrp.c (replace_uses_by_vrp): New function. (remove_range_assertions): Use it. 2006-11-12 Jie Zhang * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Use builtin_define_std instead of builtin_define for bfin and BFIN. 2006-11-11 Jie Zhang * config/bfin/bfin.h (FUNCTION_PROFILER): Don't use LABELNO. (NO_PROFILE_COUNTERS): Define as 1. 2006-11-09 Janis Johnson Backports from mainline. * doc/sourcebuild.texi (Test Directives): Document dg-shouldfail, output-exists and output-exists-not. 2006-11-07 Richard Guenther PR tree-optimization/29610 * tree-cfgcleanup.c (cleanup_control_flow): Honor return value of tree_purge_dead_eh_edges as it may free dominators. * g++.dg/other/pr29610.C: New testcase. 2006-11-07 Jie Zhang * gcc.c (process_command): Treat -b as normal switch if its argument has no dash. 2006-11-05 Jakub Jelinek PR middle-end/29695 * fold-const.c (fold_ternary): Fix A < 0 ? : 0 simplification. 2006-11-02 Eric Botcazou * doc/install.texi (sparc-sun-solaris2*): Update GMP/MPFR build instructions. (sparc64-sun-solaris2*): Likewise. 2006-11-02 Zdenek Dvorak PR tree-optimization/27891 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Do not insert code on abnormal edge. 2006-11-01 David Edelsohn Ian Lance Taylor PR middle-end/29250 * expr.c (expand_expr_real_1) : Change EXPAND_SUM modifier to EXPAND_NORMAL when recursing. 2006-11-01 Chris Johns PR bootstrap/28400 * Makefile.in (install-driver): Use exeext when installing $target-gcc-$version. 2006-11-01 Eric Botcazou PR rtl-optimization/28970 * loop.c (loop_giv_reduce_benefit): Take the max of the addition cost on all the increments of the BIV. 2006-11-01 Kaveh R. Ghazi * builtins.def (gamma, lgamma): Use ATTR_MATHFN_FPROUNDING_STORE. 2006-10-31 Eric Botcazou PR rtl-optimization/29631 * loop.c (basic_induction_var): Add new parameter inner_mode. : If set, convert the increment to it before sign-extending. : Likewise. : Set it. : Likewise. Return 0 if flag_wrapv. (check_insn_for_bivs): Pass VOIDmode as inner_mode to above. 2006-10-30 Jakub Jelinek PR tree-optimization/29637 * tree.c (make_vector_type): Don't recurse if TYPE_MAIN_VARIANT of the innertype is the innertype itself. 2006-10-28 Uros Bizjak PR target/29377 * config/h8300/h8300.c (h8300_emit_stack_adjustment): Change "size" argument to HOST_WIDE_INT. Update function prototype. (round_frame_size): Change return type to HOST_WIDE_INT. Change "size" argument to HOST_WIDE_INT. Update function prototype. 2006-10-26 Andreas Krebbel * config/s390/s390.c (s390_init_frame_layout): Check positive frame_size. 2006-10-25 Steve Ellcey * config/ia64/hpux.h: Define _INCLUDE__STDC_A1_SOURCE in C++. Add unix98.o to link line. 2006-10-25 Paolo Bonzini PR c/29092 * c-typeck.c (digest_init): Always allow initializing vectors that have static storage duration with compound literals. * tree.c (build_type_attribute_qual_variant): New, based on build_type_attribute_variant. (build_type_attribute_variant): Rewrite using the former. (make_vector_type): Use build_type_attribute_qual_variant to build type variants. Use type_hash_canon on the others. 2006-10-23 Ulrich Weigand * config/s390/predicates.md ("bras_sym_operand"): Do not accept nonlocal function symbols if flag_pic. 2006-10-19 Eric Botcazou * fold-const.c (add_double): Rename to add_double_with_sign. Add 'unsigned_p' parameter and take it into account for the overflow. (mul_double): Rename to mul_double_with_sign. Add 'unsigned_p' parameter and take it into account for the overflow. (fold_div_compare): Call add_double_with_sign instead of add_double and mul_double_with_sign instead of mul_double, passing them the unsignedness of the type. * tree.h (add_double): Macroize. (add_double_with_sign): New prototype. (mul_double): Macroize. (mul_double_with_sign): New prototype. 2006-10-19 Ira Rosen Backport from mainline: 2006-08-07 Victor Kaplansky PR tree-optimization/26969 * tree-vect-analyze.c (vect_analyze_loop_form): Add check of latch with an empty list of PHIs. 2006-10-18 Richard Guenther Backport from mainline: 2006-08-16 Zdenek Dvorak PR gcov/profile/26570 * value-prof.c (static_values): Removed. (tree_find_values_to_profile): Do not set static_values. (find_values_to_profile): Do not free static_values. * profile.c (instrument_values): Do not free the values. (branch_prob): Free the values. 2006-10-18 Richard Guenther Backport from mainline: 2006-05-11 Jan Hubicka PR debug/26881 * Makefile.in (gt-cgraphunit.h): Add. * cgraphunit.c: Include gt-cgraphunit.h. (local_static_output): New static vector. (cgraph_varpool_assemble_decl): Defer outputting debug info for local statics to... (cgraph_varpool_debug_local_statics): ... here. (cgraph_optimize): Use it. 2006-10-18 Richard Guenther * except.c (set_nothrow_function_flags): Fix return value. 2006-10-17 Paul Brook Backport from mainline: * config/arm/arm.c (arm_rtx_costs_1): Handle multiply-accumulate. 2006-10-16 Richard Guenther PR target/28960 Backport from mainline: 2006-08-23 Stuart Hastings PR target/28825 * gcc/config/i386/i386.c (ix86_expand_vector_init_duplicate, ix86_expand_vector_init_one_nonzero): Remove TARGET_SSE test. 2006-10-16 Richard Guenther Backport from mainline: 2006-10-10 Richard Guenther PR inline-asm/29119 * gimplify.c (gimplify_asm_expr): Mark the gimplified lvalue addressable. 2006-10-16 Richard Guenther Backport from mainline: 2006-08-13 Alexandre Oliva Andrew Pinski PR c/27184 * tree.c (build_array_type): Unify array types with unspecified index_type. * c-decl.c (grokdeclarator): Make sure we do not modify a unified incomplete array type. * c-typeck.c (store_init_value): Create distinct type before filling in the index type in an initializer from a compound literal. * c-decl.c (grokdeclarator): Remove code where we copy the array type over. 2006-10-16 Jakub Jelinek PR c/29091 * varasm.c (output_constant): If TREE_VECTOR_CST_ELTS chain is shorter than the number of vector elements fill the rest with zeros. 2006-10-16 Richard Guenther PR target/25519 * doc/extend.texi (X86 Built-in Functions): Fix typos in SSE builtin documentation. Document SSE2 builtins. 2006-10-15 John David Anglin * pa64-hpux.h (LINK_SPEC): Force __cxa_finalize to be an undefined symbol in the output file for non-shared links when -nostdlib or -nodefaultlibs isn't specified. * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*): Default to posix thread support. 2006-10-14 Richard Guenther PR rtl-optimization/29323 * except.c (set_nothrow_function_flags): For functions that do not bind local bail out early. 2006-10-14 Uros Bizjak * config/i386/athlon.md (athlon_fist): Add fisttp. 2006-10-12 Jie Zhang * config/bfin/bfin.md (eh_return): Call emit_jump_insn instead of emit_insn to emit eh_return_internal instruction. (eh_return_internal): Explicitly set pc. 2006-10-06 Steve Ellcey PR target/28490 Backport from mainline 2006-09-15 Jim Wilson 2006-09-19 Steve Ellcey * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow function pointers as legitimate constants. Handle symbol offsets same as they are handled in ia64_expand_move and move_operand. 2006-10-06 Jakub Jelinek * tree-loop-linear.c (linear_transform_loops): Don't forget to free DEPENDENCE_RELATIONS and DATAREFS. PR target/28924 * builtins.c (expand_builtin_sync_operation, expand_builtin_compare_and_swap, expand_builtin_lock_test_and_set): Use convert_to_mode to handle promoted arguments. 2006-10-05 Uros Bizjak * config/i386/sync.md ("sync_add", "sync_sub", "sync_ior", "sync_and", "sync_xor"): Use instead of "r" as operand 1 constraint. 2006-10-06 Jakub Jelinek PR tree-optimization/29290 * tree-loop-linear.c (linear_transform_loops): Bail if loop_nest has multiple exits. PR target/29198 * config/i386/i386.c (legitimize_pic_address): Reject TLS symbols. * config/i386/predicates.md (local_symbolic_operand): Likewise. 2006-10-05 David Edelsohn Backport from mainline 2006-09-11 Guenter Roeck David Edelsohn PR target/27287 * config/rs6000/spe.md (frob_df_di): Remove %H. (frob_di_df): Remove %H. Change evmergelo to mr. (frob_di_df_2): Remove %H. Change evldd to two loads. 2006-10-05 Andrew Pinski PR debug/28980 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FUNCTION_DECL. 2006-10-04 Andrew Pinski PR c/27490 PR c/27489 * c-typeck.c (build_compound_expr): If the second expression is an error mark, then just return an error mark instead of creating a COMPOUND_EXPR. 2006-10-04 Andrew Pinski PR tree-opt/28952 * tree-vect-transform.c (vectorizable_condition): Move the check for the type after the check for simple condition. 2006-10-03 Andrew Pinski PR middle-end/28862 * stor-layout.c (relayout_decl): Don't zero the alignment if it was set by the user. 2006-10-02 Jakub Jelinek Backport from mainline 2006-02-20 Angel Nunez Mencias * config/s390/s390.c (legitimize_pic_address): Assertions checking for non tls symbols added. (legitimize_address): Do nothing for PLUS expressions if one of the addends is a tls symbol reference. 2006-10-02 Jakub Jelinek PR c/29154 * gimplify.c (gimplify_self_mod_expr): Run inner expression's post side effects after the outer expression's post side effects. 2006-09-27 Paul Brook PR target/29230 Backport from mainline. * config/arm/arm.md (arith_adjacentmem): Handle large offsets. 2006-09-25 Matthias Klose * doc/invoke.texi: Add missing full stop. 2006-09-24 Roger Sayle PR debug/29132 Backport from mainline * dwarf2out.c (dwarf2out_begin_prologue): Initialise the current label, dw_fde_current_label, to be the start of the function, i.e. the same value as dw_fde_begin. 2006-09-20 Steven Bosscher PR middle-end/26983 Backport from mainline * builtins.c (expand_builtin_setjmp): Force next_lab to be preserved. 2006-09-20 Paul Brook Backport from mainline. * config/arm/unwind-arm.c (selfrel_offset31): Clear top bit for positive offsets. 2006-09-18 Roger Sayle PR middle-end/4520 Backport from mainline * cselib.c (cselib_hash_rtx): Avoid hashing on the address of labels and symbols. Instead use the implementation from cse.c's hash_rtx. 2006-09-18 Richard Guenther Backport from mainline: PR tree-optimization/28900 * tree-if-conv.c (find_phi_replacement_condition): Gimplify compound conditional before creating COND_EXPR condition. 2006-09-18 Richard Guenther Backport from mainline: J"orn Rennecke Richard Guenther Adam Nemet PR middle-end/27226 * builtins.c (get_pointer_alignment): Handle more forms of base addresses that can be used to derive more precise information about alignment. 2006-09-15 Uros Bizjak PR target/28946 * config/i386/i386.md ("*ashldi3_cconly_rex64", "*ashlsi3_cconly", "*ashlhi3_cconly", "*ashlqi3_cconly", "*ashrdi3_one_bit_cconly_rex64", "*ashrdi3_cconly_rex64", "*ashrsi3_one_bit_cconly", "*ashrsi3_cconly", "*ashrhi3_one_bit_cconly", "*ashrhi3_cconly", "*ashrqi3_one_bit_cconly", "*ashrqi3_cconly", "*lshrdi3_cconly_one_bit_rex64", "*lshrdi3_cconly_rex64", "*lshrsi3_one_bit_cconly", "*lshrsi3_cconly", "*lshrhi3_one_bit_cconly", "*lshrhi3_cconly", "*lshrqi2_one_bit_cconly", "*lshrqi2_cconly": New patterns to implement only CC setting effects of shift instructions. 2006-09-14 Jason Merrill PR middle-end/28493 * builtins.c (expand_builtin_setjmp_receiver): Clobber hard_frame_pointer_rtx after using it to update the frame pointer. 2006-09-14 Anatoly Sokolov PR target/26504 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Define. 2006-09-12 H.J. Lu * doc/invoke.texi (mpreferred-stack-boundary): Remove exception for -Os. Update __m128 alignment requirement. 2006-09-12 Eric Botcazou PR rtl-optimization/28243 * combine.c (distribute_notes) : Do not consider SETs past the insn to which the note was originally attached. 2006-09-11 H.J. Lu PR target/13685 PR target/27537 PR target/28621 * config/i386/i386.c (override_options): Always default to 16 byte stack boundary. 2006-09-11 Eric Botcazou PR rtl-optimization/28726 * sched-deps.c (sched_analyze_reg): New function extracted from... (sched_analyze_1): ...here. Call it to analyze references to registers. Treat again writes to a stack register as writing to the register. (sched_analyze_2): ...and here. Call it to analyze references to registers. Treat again reads of a stack register as reading the register. 2006-09-11 Hideki Iwamoto * doc/cpp.texi: Fix names of charset options. 2006-09-10 Roger Sayle Nicolas Setton Backport from mainline * dwarf2out.c (convert_cfa_to_fb_loc_list): Handle DW_CFA_set_loc. 2006-09-10 Eric Botcazou PR rtl-optimization/28636 * combine.c (force_to_mode): Test for side-effects before substituting by zero. (simplify_shift_const): Likewise for zero or other constants. 2006-09-10 Richard Sandiford PR target/29006 * config/mips/mips-protos.h (mips_mem_fits_mode_p): Declare. * config/mips/mips.c (mips_expand_unaligned_store): Use the mode returned by mode_for_size, rather than the mode of src itself, to choose between 32-bit and 64-bit patterns. (mips_mem_fits_mode_p): New function. * config/mips/mips.md (mov_l, mov_r): Use it to check that the size of the source matches the size of the destination. (mov_l, mov_r): Likewise. 2006-09-10 Richard Sandiford PR target/27681 Backport from mainline: 2006-05-23 Richard Sandiford * libgcc2.c (LIBGCC2_MAX_UNITS_PER_WORD): New macro. (LIBGCC2_UNITS_PER_WORD): Use LIBGCC2_MAX_UNITS_PER_WORD rather than MIN_UNITS_PER_WORD to set the default. Also use it in the guard. 2006-05-22 Richard Sandiford * mklibgcc.in (lib2funcs): Remove _floatdidf from initial assignment. 2006-05-19 Richard Sandiford * libgcc2.c (MIN_UNITS_PER_WORD): Move default definition from libgcc2.h. (LIBGCC2_UNITS_PER_WORD): Provide default definition, using old MIN_UNITS_PER_WORD logic from libgcc2.h. Do nothing if LIBGCC2_UNITS_PER_WORD > MIN_UNITS_PER_WORD. * libgcc2.h (MIN_UNITS_PER_WORD): Remove definition from here. Use LIBGCC2_UNITS_PER_WORD rather than MIN_UNITS_PER_WORD to determine the size of Wtype, etc. * mklibgcc.in (LIB2_SIDITI_CONV_FUNCS): New argument. (swfloatfuncs): New variable. (dwfloatfuncs): Likewise. (lib2funcs): Remove floating-point conversion functions from initial assignment. Use LIB2_SIDITI_CONV_FUNCS to determine the set of conversion routines needed. Allow entries to specify an object name, filename and word size. Update users accordingly. * Makefile.in (libgcc.mk): Pass LIB2_SIDITI_CONV_FUNCS. * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Define. Revert: 2006-02-08 Roger Sayle PR target/22209 * config/fixtfdi.c: New libgcc source file. * config/fixunstfdi.c: New source file. * config/floatditf.c: New source file. * config/floatunditf.c: New souce file. * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source files above instead of config/mips/_tilib.c. * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise. 2006-09-09 Richard Sandiford PR rtl-optimization/28634 * reorg.c (fill_slots_from_thread): Do not assume A + X - X == A for floating-point modes unless flag_unsafe_math_optimizations. 2006-09-07 Jason Merrill PR middle-end/27724 * varasm.c (output_constant): Only strip actual no-op conversions. 2006-09-06 Matthias Klose PR bootstrap/26764 PR bootstrap/27334 * Makefile.in (s-macro_list): Conform to POSIX rules in single quoted strings. 2006-09-05 Eric Botcazou PR rtl-optimization/28386 * loop.c (biased_biv_may_wrap_p): Rename to biv_may_wrap_p and remove 'bias' parameter. (maybe_eliminate_biv_1): Adjust for above change. 2006-09-04 Eric Botcazou PR rtl-optimization/27616 * cse.c (table_size): New static variable. (new_basic_block): Initialize it to 0. (remove_from_table): Decrement it. (insert): Increment it. (fold_rtx_mem_1): New function, renamed from fold_rtx_mem. (fold_rtx_mem): Enforce a cap on the recursion depth. Call fold_rtx_mem_1 if under the cap. (fold_rtx) : In the associative case, delay a little the lookup of the equivalent expression and test for equality of the first operand of the equivalent expression before in turn looking up an equivalent constant for the second operand. 2006-09-01 Richard Guenther Backport from mainline: PR middle-end/28814 * fold-const.c (fold_binary): Fold temporary to correct type before constructing new comparison. 2006-09-01 Roger Sayle PR other/22313 * dwarf2out.c (add_fde_cfi): Use a set_loc if the current label is NULL, otherwise use an advance_loc4 to adjust relative to the current label. (output_cfi) : Update the current label. (dwarf2out_switch_text_section): Reset the current label to avoid using advance_loc4 over section boundaries. 2006-09-01 Jakub Jelinek PR middle-end/28683 * cfgexpand.c (add_reg_br_prob_note): Check if last has exactly 3 following insns. 2006-08-31 Andreas Krebbel PR target/24367 * config/s390/s390.md ("movsi", "movdi" expander): Accept rtxes like r12 + SYMBOLIC_CONST. 2006-08-25 Joseph S. Myers PR c/27893 * gimplify.c (gimplify_decl_expr, gimplify_init_ctor_preeval): Treat sizes as variable whenever not INTEGER_CST. 2006-08-25 Fariborz Jahanian PR c/28418 * c-gimplify.c (gimplify_compound_literal_expr): Don't add variable again if DECL_SEEN_IN_BIND_EXPR_P. 2006-08-25 Joseph S. Myers PR c/28299 * c-decl.c (start_function): Don't try to process prototype information from old declaration that isn't a function. 2006-08-25 Joseph Myers PR c/27558 Backport: 2006-04-20 Jakub Jelinek * c-pretty-print.c (pp_c_direct_abstract_declarator): Print TYPE_MAX_VALUE (TYPE_DOMAIN (t)) + 1 for ARRAY_TYPE rather than plain TYPE_MAX_VALUE (TYPE_DOMAIN (t)). 2006-08-25 Alan Modra PR target/27075 * config/rs6000/rs6000.c (print_operand): Only use e500 %y syntax for 8 byte objects. 2006-08-21 Mark Shinwell * config/arm/pr-support.c (__gnu_unwind_execute): Insert " + 1" in necessary places to pass the correct "number of registers" values to _Unwind_VRS_Pop. 2006-08-18 Joseph Myers PR target/27565 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): For SPE, only adjust alignment of SPE vector types. 2006-08-17 Sebastian Pop PR middle-end/25211 PR middle-end/20256 PR middle-end/26435 * tree-loop-linear.c (linear_transform_loops): Don't test perfect_nest_p. Call rewrite_into_loop_closed_ssa only when something changed. * lambda.h (gcc_loopnest_to_lambda_loopnest): Update declaration. * lambda-code.c (can_convert_to_perfect_nest): Declared. (gcc_loopnest_to_lambda_loopnest): Removed need_perfect_nest parameter. Test for perfect_nest_p here. Fix formating. (replace_uses_equiv_to_x_with_y): Fix formating. (stmt_uses_op): Removed. (can_convert_to_perfect_nest): Removed loopivs parameter. Complete the test by checking the scalar dependences. (perfect_nestify): Remove the test for can_convert_to_perfect_nest. Fix formating. Don't copy statements in the inner loop: move them to the inner loop header. 2006-08-16 Joseph S. Myers PR c/27697 * c-typeck.c (build_component_ref): Combine qualifiers of structure or union and field. 2006-08-15 Volker Reichelt PR c/28649 * c-parser.c (c_parser_compound_statement_nostart): Reset parser->error after each statement. 2006-08-14 Andrew Pinski PR middle-end/28075 * tree-inline.c (setup_one_parameter): Strip useless type conversion before adding it to the IR. (declare_return_variable): Likewise. 2006-08-13 Andrew MacLeod PR middle-end/27793 * tree-dfa.c (add_referenced_var): Assert DECL_UID is unique for different decls. 2006-08-13 Jakub Jelinek PR c++/28677 Revert: 2006-06-06 Andrew MacLeod PR middle-end/27793 * tree-dfa.c (referenced_vars_dup_list): New. List of duplicate referenced_variables with matching DECL_UID's. (find_referenced_vars): Make sure duplicate list is empty to start. (add_referenced_var): Add var to duplicate list if required. * tree-ssa.c (delete_tree_ssa): Clear var_ann's on duplicates. * tree-flow.h (referenced_vars_dup_list): External declaration. 2006-08-13 Matthias Klose * doc/invoke.texi: Fix spelling errors. 2006-08-11 Eric Botcazou PR rtl-optimization/23454 * reorg.c (relax_delay_slots): Update comment. 2006-08-11 Paolo Bonzini PR target/27827 * config/i386/i386.md: Add peephole2 to avoid "fld %st" instructions. 2006-08-11 Richard Guenther PR middle-end/28651 * simplify-rtx.c (simplify_const_relational_operation): Simplify A CMP B to A - B CMP 0 only for EQ and NE comparison codes. 2006-08-05 Volker Reichelt PR c/27721 * c-typeck.c (build_modify_expr): Test earlier for non-lvalues. PR c/28136 * c-parser.c (c_parser_postfix_expression_after_paren_type): Robustify. 2006-08-03 Mark Mitchell PR c++/28148 * varasm.c (output_constant): Give the front end another chance to expand constants, after stripping NOPs. 2006-08-03 David Edelsohn Backport from mainline PR target/27566 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do not reload a SPE symbol_ref into a lo_sum address. 2006-08-03 Steve Ellcey PR rtl-optimization/28221 Backport from mainline. 2005-11-30 Nathan Sidwell * loop-doloop.c (add_test): Only add jump note if we did emit a jump. 2006-05-01 Zdenek Dvorak PR rtl-optimization/27291 * loop-doloop.c (add_test, doloop_modify): Handle the case condition is folded to a constant. 2006-08-03 Volker Reichelt PR c++/28257 PR c++/28259 PR c++/28267 * toplev.c (compile_file): Return early on errorcount or sorrycount. * cgraphunit.c (cgraph_finalize_compilation_unit): Likewise. (cgraph_optimize): Likewise. 2006-08-02 Janis Johnson Backport from mainline * doc/sourcebuild.texi (Test Directives): Document dg-shouldfail. 2006-08-01 Steven Bosscher PR debug/25468 Backport from mainline * config/elfos.h (ASM_OUTPUT_ASCII): Remove 'register' marks. Cache the last found '\0' marker to avoid quadratic behavior. 2006-07-29 Roger Sayle PR middle-end/28473 Backport from mainline * convert.c (convert_to_integer): When transforming (T)foo(x) into bar(x) check that bar's result type can represent all the values of T. * builtins.c (fold_fixed_mathfn): When long and long long are the same size, canonicalize llceil*, llfloor*, llround* and llrint* functions to their lceil*, lfloor*, lround* and lrint* forms. 2006-07-26 David delsohn Backport from mainline 2006-07-14 Eliot Dresselhaus PR target/27287 * config/rs6000/spe.md (frob_di_df_2): Add m->r alternative. 2006-07-06 David Edelsohn PR target/28150 * config/rs6000/rs6000.c (rs6000_legitimate_address): Do not allow PRE_{INC,DEC} of TFmode. 2006-07-06 David Edelsohn Alan Modra PR target/28170 * config/rs6000/rs6000.c (insvdi_rshift_rlwimi_p): Correct shiftop bounds. Simplify. 2006-07-26 Richard Sandiford PR middle-end/28403 * optabs.c (expand_doubleword_shift): Wrap the call to do_compare_rtx_and_jump with NO_DEFER_POP and OK_DEFER_POP. 2006-07-26 Richard Sandiford PR middle-end/28402 * optabs.c (expand_binop): Pass next_methods rather than methods to expand_doubleword_shift. 2006-07-25 Zdenek Dvorak * tree-chrec.c (chrec_convert_aggressive): Return NULL on failure. 2006-07-24 Richard Guenther Backport from mainline 2006-07-17 Zdenek Dvorak * tree-chrec.c (avoid_arithmetics_in_type_p): New. (convert_affine_scev, chrec_convert_aggressive): Use avoid_arithmetics_in_type_p. Do not check for the subtypes separately. 2006-07-24 Richard Guenther PR tree-optimization/28238 * tree-inline.c (copy_bb): Check if we produced valid gimple copying and substituting a stmt. If not, gimplify it. 2006-07-24 Toon Moene * doc/invoke.texi: Remove mention of f77; Reformat table for inline parameter options correctly; mention that -malign-double is default on x86-64 targets. 2006-07-24 Richard Guenther PR tree-optimization/27795 PR tree-optimization/27639 PR tree-optimization/26719 Backport from mainline 2006-05-24 Zdenek Dvorak * tree-vrp.c (adjust_range_with_scev): Use scev_direction and adjust call to scev_probably_wraps_p. * tree-ssa-loop-niter.c (compare_trees, convert_step_widening, used_in_pointer_arithmetic_p, convert_step): Removed. (nowrap_type_p): New function. (scev_probably_wraps_p): Rewritten. * tree-scalar-evolution.c (instantiate_parameters_1): Do not call chrec_convert if chrec_convert_aggressive might have been used. * tree-chrec.c (convert_affine_scev, chrec_convert_1, scev_direction): New functions. (chrec_convert): Changed to a wrapper over chrec_convert_1. * tree-ssa-loop-ivopts.c (idx_find_step): Use convert_affine_scev instead of convert_step. * tree-flow.h (scev_probably_wraps_p): Declaration changed. (convert_step): Declaration removed. (convert_affine_scev, nowrap_type_p, scev_direction): Declare. 2006-07-24 Richard Guenther PR tree-optimization/28029 Backport 2006-02-15 Daniel Berlin * tree-ssa-alias.c (get_tmt_for): Don't handle TYPE_READONLY specially here. 2006-07-24 Roger Sayle PR target/28247 * gthr-solaris.h: Prototype __gthrw forms of thr_self, mutex_init and mutex_destroy even when !_LIBOOBJC. Remove duplicate prototype of the __gthrw form of thr_keycreate. (__gthread_key_delete): Silence the unused argument warning. 2006-07-21 Roger Sayle PR middle-end/28283 * expmed.c (expand_shift): Additionally check that the shift_cost is not MAX_COST and that INTVAL(op1) is less than MAX_BITS_PER_WORD before implementing a LSHIFT_EXPR as a sequence of additions. * config/sh/sh.c (shift_costs): Return MAX_COST to inform the middle-end that DImode shifts need to be synthesized by expand. 2006-07-20 Richard Henderson PR 27889 * tree-nested.c (create_tmp_var_for): Set DECL_COMPLEX_GIMPLE_REG_P if needed. 2006-07-20 Paul Brook Backport from mainline. PR 27363 * cse.c (cse_insn): Add destination addresses to hash table. Check if they are invalidated by this instruction. 2006-07-18 Volker Reichelt PR c/28286 * c-pragma.c (handle_pragma_pack): Handle invalid constants. 2006-07-18 Andrew Haley PR tree-optimization/19505 * tree-cfgcleanup.c (tree_forwarder_block_p): If we have an EH edge leaving this block, make sure that the destination of this block has only one predecessor. 2006-07-18 Alexandre Oliva PR c/26993 * c-common.c (handle_weakref_attribute): Ignore attribute in the same conditions the alias attribute is ignored. 2006-07-16 Eric Botcazou * doc/install.texi (sparc-sun-solaris2*): Add GMP version number. 2006-07-12 Paolo Carlini PR libstdc++/27878 * doc/install.texi (mips-sgi-irix6): Add note about IRIX 6.5.x, x < 19, vs wchar_t support. 2006-07-12 Richard Guenther PR tree-optimization/28187 * tree-vrp.c (vrp_operand_equal_p): New function. (vrp_bitmap_equal_p): Likewise. (update_value_range): Use them to compare old and new max and min values. 2006-07-11 Richard Guenther PR tree-optimization/28162 * fold-const.c (fold_binary): For (-A) * (-B) -> A * B make sure to convert the operands to the correct type. 2006-07-08 Matthias Klose * doc/sourcebuild.texi: Fix typo. 2006-07-05 Jason Merrill PR c++/13983 PR c++/17519 * stor-layout.c (finish_record_layout): Copy TYPE_PACKED to variants. 2006-07-04 Paolo Bonzini PR tree-optimization/28218 * tree-ssa-math-opts.c (execute_cse_reciprocals): Fix calls to calculate and free the dominator information. 2006-07-04 Peter O'Gorman * mklibgcc.in: chmod 644 before ranlib during install. 2006-07-04 Jakub Jelinek PR middle-end/26991 Backport from mainline 2006-02-16 Bernd Schmidt PR rtl-optimization/25636 * local-alloc.c (update_equiv_regs): Lose a bogus rtx_equal_p test when deciding whether an insn is an initializing insn. 2006-07-04 Alan Modra PR target/28207 * config/rs6000/rs6000.c (function_arg_boundary): Double-word align 128-bit IBM long doubles for ABI_V4. 2006-07-03 Pete Steinmetz Backport from mainline * doc/invoke.texi: Add cpu_type power6. * config.gcc: Add cpu_type power6. * config/rs6000/rs6000.c (rs6000_override_options): Alias power6 to power5+ with Altivec. * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power6. * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add power6. 2006-07-01 Roger Sayle PR middle-end/27428 * c-lex.c (c_lex_with_flags) : Increment errorcount to indicate the cpplib has issued an error message for us. 2006-07-01 Martin Michlmayr * doc/gcov.texi (Invoking Gcov): Add a missing word. 2006-06-28 Jason Merrill PR c++/27768 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add may_aliases already in the tag's annotations to the bitmap. 2006-06-25 Eric Botcazou PR middle-end/28151 * fold-const.c (const_binop): Be prepared for self returning zero. Simplify code handling complex values. 2006-06-23 Richard Guenther PR middle-end/28045 * fold-const.c (operand_equal_p): Check if the argument types have the same precision before stripping NOPs. 2006-06-21 Richard Henderson PR target/26347 PR target/27082 * config/alpha/predicates.md (small_symbolic_operand): Deny weak symbols. (global_symbolic_operand): Allow weak symbols, even if local_p. 2006-06-21 Richard Guenther PR tree-optimization/27781 * Makefile.in (ipa-pure-const.o): Add $(TARGET_H) dependency. * ipa-pure-const.c (target.h): Include. (analyze_function): Do not analyze functions that do not bind locally. 2006-06-21 Jakub Jelinek * varasm.c (mergeable_string_section): Check for embedded NULs and NUL termination in the first int_size_in_bytes (TREE_TYPE (decl)) rather than TREE_STRING_LENGTH bytes. 2006-06-20 Roger Sayle PR target/27861 * expmed.c (expand_shift): On SHIFT_COUNT_TRUNCATED targets, we may have stripped a SUBREG from the shift count, so we may need to convert_to_mode back to the type's mode before calling make_tree. Use new_amount instead of amount to avoid expanding a tree twice. 2006-06-18 Roger Sayle PR middle-end/27802 * reg-stack.c (subst_stack_regs): Handle noreturn function calls that (would) return their results in stack registers. 2006-06-16 Richard Guenther PR tree-optimization/27830 * tree-inline.c (copy_body_r): For copying the operand of an ADDR_EXPR make sure to fold &* afterwards. 2006-06-14 Roger Sayle PR target/27858 Revert incorrect fix for PR target/27158 2006-05-11 Roger Sayle * reload.c (find_reloads_toplev): Only return the simplified SUBREG of a reg_equiv_constant if the result is a legitimate constant. 2006-06-14 Roger Sayle PR target/27158 * config/rs6000/rs6000.c (const_vector_elt_as_int): New function to extract a CONST_VECTOR element and interpret it as an integer. (vspltis_constant): Use const_vector_elt_as_int instead of the macro CONST_VECTOR_ELT in order to handle FP vector modes. * config/rs6000/predicates.md (easy_vector_const): Consider floating point ALTIVEC_VECTOR_MODEs via easy_altivec_constant. 2006-06-14 Andreas Krebbel PR middle-end/27959 * reload1.c (reload): Remove registers returned by update_eliminables from used_spill_regs. 2005-06-13 Bernd Schmidt PR bootstrap/22541 From Dan Kegel : * Makefile.in: Strip "dir/../" combinations from SYSTEM_INCLUDE_DIR. 2006-06-13 Paolo Bonzini PR middle-end/27733 * expmed.c (struct alg_hash_entry): Fix type of field T to match synth_mult argument. (NUM_ALG_HASH_ENTRIES): Make it bigger for 64-bit HOST_WIDE_INT. 2006-06-12 Volker Reichelt PR target/27421 * config/i386/i386.c (classify_argument): Skip fields with invalid types in unions. 2006-06-09 Ralf Corsepius * config/mips/t-rtems: Add EL/EB multilib variants. 2006-06-07 Uros Bizjak PR target/27790 * config/i386/i386.c (ix86_expand_int_vcond): Force cop0 into register for (code == GTU). 2006-06-06 Andrew MacLeod PR middle-end/27793 * tree-dfa.c (referenced_vars_dup_list): New. List of duplicate referenced_variables with matching DECL_UID's. (find_referenced_vars): Make sure duplicate list is empty to start. (add_referenced_var): Add var to duplicate list if required. * tree-ssa.c (delete_tree_ssa): Clear var_ann's on duplicates. * tree-flow.h (referenced_vars_dup_list): External declaration. 2006-06-06 Ulrich Weigand PR target/27842 * config/rs6000/altivec.md (UNSPEC_VSLW): Remove. ("altivec_vspltisw_v4sf", "altivec_vslw_v4sf"): Remove. ("mulv4sf3", "absv4sf3", "negv4sf3"): Adapt users to use V4SImode temporaries and operations instead. 2006-06-05 Roger Sayle PR target/26223 * config/i386/i386.c (construct_container): Split static issued_error flag into issued_sse_arg_error, issued_sse_ret_error and issued_x87_ret_error. Issue a daignostic if the x86-64 ABI requires the use of x87 registers and the user explicitly specified the -mno-80387 command line option. 2006-06-05 Joseph S. Myers PR c/25161 PR c/27020 * c-decl.c (grokdeclarator): Disallow variably modified types at file scope. Avoid marking shared array type of constant size as VLA. 2006-06-04 Volker Reichelt PR c++/27601 * c-common.c (fold_offsetof_1): Handle static members. 2006-06-01 Alan Modra * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Consume all fp regs if the last fp arg doesn't fit in regs. 2006-05-31 Jie Zhang * config/bfin/bfin.c (bfin_delegitimize_address): New. (TARGET_DELEGITIMIZE_ADDRESS): Define. 2006-05-30 Volker Reichelt PR c/27718 * c-typeck.c (c_expr_sizeof_type): Handle invalid types. 2006-05-29 Diego Novillo PR 26242 * passes.texi: Add documentation for pass_vrp, pass_fre, pass_store_ccp, pass_copy_prop, pass_store_copy_prop, pass_merge_phi, pass_nrv, pass_return_slot, pass_object_sizes, pass_lim, pass_linear_transform, pass_empty_loop, pass_complete_unroll, and pass_stdarg. 2006-05-29 Volker Reichelt PR c++/27451 * stmt.c (expand_asm_operands): Skip asm statement with erroneous clobbers. PR c/26818 * c-decl.c (finish_struct): Skip erroneous fields. 2006-05-28 Kazu Hirata PR tree-optimization/26622. * fold-const.c (fold_ternary) : Call fold_convert on arg1. 2006-05-26 Eric Botcazou * doc/invoke.texi (Optimize Options): Document that -funit-at-a-time is enabled at -O and above. 2006-05-26 Jakub Jelinek PR target/27758 Backported from mainline 2006-01-25 Andrew Pinski PR target/25758 * config/i386/i386.c (output_pic_addr_const) : Use output_addr_const instead of assemble_name. 2006-05-26 Richard Guenther PR middle-end/27743 * fold-const.c (fold_binary): Do not look at the stripped op0 for (a OP c1) OP c2 to a OP (c1+c2) shift optimization. 2006-05-24 Mark Mitchell * DEV-PHASE: Set to prerelease. * BASE-VER: Increment. 2006-05-24 Release Manager * GCC 4.1.1 released. 2006-05-22 Gerald Pfeifer * doc/install.texi (Configuration): Remove reference to CrossGCC FAQ which was gone. (Building): Ditto. 2006-05-17 H.J. Lu * Makefile.in: Undo the last 2 changes. * optc-gen.awk: Likewise. * common.opt: Undo the last change. * doc/options.texi: Likewise. * gcc.c: Likewise. * opts.c: Likewise. * opts.h: Likewise. * opts-common.c: Removed. 2005-05-17 Bernd Schmidt PR middle-end/27620 * expr.c (safe_from_p): Handle CONSTRUCTOR again. 2006-05-17 Zdenek Dvorak PR tree-optimization/27548 * tree-scalar-evolution.c (scev_const_prop): Do not prolong life range of ssa names that appear on abnormal edges. * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Export. * tree-flow.h (contains_abnormal_ssa_name_p): Declare. 2006-05-17 Jakub Jelinek PR tree-optimization/27549 Backported from mainline 2006-05-01 Zdenek Dvorak PR tree-optimization/27283 * tree-ssa-loop-ivopts.c (struct nfe_cache_elt): Store just trees, not whole # of iteration descriptions. (niter_for_exit): Return just # of iterations. Fail if # of iterations uses abnormal ssa name. (niter_for_single_dom_exit): Ditto. (find_induction_variables, may_eliminate_iv): Expect niter_for_exit to return just the number of iterations. (add_iv_outer_candidates, may_replace_final_value): Likewise. 2006-05-16 H.J. Lu * Makefile.in (GCC_OBJS): Replace options.o with gcc-options.o. (gcc-options.o): New rule. * optc-gen.awk: Protect variables for gcc-options.o with #ifdef GCC_DRIVER/#endif. 2006-05-16 Roger Sayle PR target/26600 * config/i386/i386.c (legitimate_constant_p) : TImode integer constants other than zero are only legitimate on TARGET_64BIT. Only zero vectors are legitimate. (ix86_cannot_force_const_mem): Integral and vector constants can always be put in the constant pool. 2006-05-16 Andrew MacLeod PR c++/26757 * tree-dfa.c (struct walk_state): Remove. (add_referenced_var): Change Parameters. (find_referenced_vars): Done use a walk_state. (find_vars_r): Unused parameter and change parms to add_referenced_var. (referenced_var_insert): Assert same UID has not been inserted. (add_referenced_var): Check if var exists via referenced_var table. (get_virtual_var): Call add_referenced_var with new parameter. 2006-05-16 H.J. Lu PR driver/26885 * Makefile.in (GCC_OBJS): New. (OBJS-common): Add opts-common.o. (xgcc$(exeext)): Replace gcc.o with $(GCC_OBJS). (cpp$(exeext)): Likewise. (gcc.o): Also depend on opts.h. (opts-common.o): New. * common.opt (gcoff): Add Negative(gdwarf-2). (gdwarf-2): Add Negative(gstabs). (gstabs): Add Negative(gstabs+). (gstabs+): Add Negative(gvms). (gvms): Add Negative(gxcoff). (gxcoff): Add Negative(gxcoff+). (gxcoff+): Add Negative(gcoff). * config/i386/i386.opt (m32): Add Negative(m64). (m64): Add Negative(m32). * doc/options.texi: Document the Negative option. * gcc.c: Include "opts.h". (main): Call prune_options after expandargv. * optc-gen.awk: Generate common declarations for all flag variables in options.c. Output the neg_index field. * opts.c (find_opt): Moved to ... * opts-common.c: Here. New file. * opts.h (cl_option): Add a neg_index field. (find_opt): New. (prune_options): Likewise. 2006-05-16 Richard Guenther PR tree-optimization/27603 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Do computation in original type, do division only for nonzero steps. 2006-05-15 Andreas Krebbel * expmed.c (store_bit_field): Handle paradoxical subregs on big endian machines. 2006-05-15 Andreas Krebbel PR rtl-optimization/14261 * ifcvt.c (noce_emit_move_insn): Call store_bit_field if the resulting move would be an INSV insn. (noce_process_if_block): Don't optimize if the destination is a ZERO_EXTRACT which can't be handled by noce_emit_move_insn. 2006-05-15 Roger Sayle PR rtl-optimization/22563 Backports from mainline * expmed.c (store_fixed_bit_field): When using AND and IOR to store a fixed width bitfield, always force the intermediates into pseudos. Also check whether the bitsize is valid for the machine's "insv" instruction before moving the target into a pseudo for use with the insv. * config/i386/predicates.md (const8_operand): New predicate. * config/i386/i386.md (extv, extzv, insv): Use the new const8_operand predicate where appropriate. 2006-05-13 Roger Sayle PR middle-end/26729 * fold-const.c (fold_truthop): Check integer_nonzerop instead of !integer_zerop to avoid problems with TREE_OVERFLOW. 2005-05-13 Zdenek Dvorak PR rtl-optimization/27335 * loop-unroll.c (peel_loops_completely): Use loops->parray to walk the loops. 2006-05-12 Andreas Krebbel * config/s390/s390.c (s390_const_ok_for_constraint_p): Disallow -4G for On contraint. * config/s390/s390.md: Adjust comment describing On constraint. 2006-05-11 Volker Reichelt PR target/27421 * config/i386/i386.c (classify_argument): Skip fields with invalid types. PR middle-end/27384 * fold-const.c (size_binop): Move sanity check for arguments to the beginning of the function. PR middle-end/27488 * fold-const.c (tree_expr_nonnegative_p): Return early on invalid expression. 2006-05-11 Roger Sayle PR target/27158 * reload.c (find_reloads_toplev): Only return the simplified SUBREG of a reg_equiv_constant if the result is a legitimate constant. 2006-05-09 Steve Ellcey PR bootstrap/26872 * config.gcc (hppa[12]*-*-hpux10*): Set gas to yes. (hppa*64*-*-hpux11*): Ditto. (hppa[12]*-*-hpux11*): Ditto. 2006-05-09 David Edelsohn PR target/26545 * config/rs6000/aix41.h (TARGET_64BIT): Define. 2006-05-09 Richard Guenther PR tree-optimization/27136 * tree-ssa-loop-niter.c (get_val_for): Correct function comment, assert requirements. (loop_niter_by_eval): Stop processing if the iterated value did not simplify. 2006-05-09 Richard Guenther PR tree-optimization/27409 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not try to find zero-sized subvars. 2006-05-08 Alan Modra PR middle-end/27260 * builtins.c (expand_builtin_memset): Expand val in original mode. 2006-05-06 Richard Guenther PR tree-optimization/27151 * tree-vect-transform.c (vectorizable_condition): Punt on values that have a different type than the condition. 2006-05-04 David Edelsohn PR target/26481 * config/rs6000/rs6000.md (stmsi_power): Mark clobber constraint with output modifier. 2006-05-04 Richard Sandiford PR target/26765 * config/mips/mips.c (mips_symbolic_address_p): Return true for SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL, SYMBOL_TPREL, SYMBOL_GOTTPREL, and SYMBOL_TLS. 2006-05-04 David Edelsohn PR target/26481 * config/rs6000/rs6000.md (store_multiple_power): Delete. (stmsi[345678]_power): New. 2006-05-04 Jakub Jelinek PR tree-optimization/27285 Backport from mainline: 2006-03-28 Zdenek Dvorak PR tree-optimization/25985 * tree-ssa-loop-niter.c (number_of_iterations_le, number_of_iterations_ne): Make comments more precise. (number_of_iterations_cond): Add only_exit argument. Use the fact that signed variables do not overflow only when only_exit is true. (loop_only_exit_p): New. (number_of_iterations_exit): Pass result of loop_only_exit_p to number_of_iterations_cond. 2006-05-02 Jeff Law PR tree-optimization/27364 * tree-vrp.c (vrp_int_const_binop): Fix detection of overflow from multiply expressions. 2006-05-02 Roger Sayle PR c/25309 * c-typeck.c (struct spelling): Make I an unsigned HOST_WIDE_INT. (push_array_bounds): Delete prototype. Change BOUNDS argument to an unsigned HOST_WIDE_INT. (print_spelling): Use HOST_WIDE_INT_PRINT_UNSIGNED to output the array index. (really_start_incremental_init): No need to call convert because bitsize_zero_node is already of type bitsizetype. (push_init_level): Extract the value of constructor_index as an unsigned HOST_WIDE_INT quantity, using tree_low_cst. (process_init_element): Likewise. 2006-05-02 Kazu Hirata PR target/27387 * arm.c (arm_output_mi_thunk): Use pc-relative addressing when -mthumb -fPIC are used. 2006-05-01 Kazu Hirata PR target/27374 * config/arm/vfp.md (*arm_movdi_vfp): Correct the output templates for case 3 and 4. 2006-05-01 Richard Guenther PR middle-end/26565 * builtins.c (get_pointer_alignment): Handle component references for field alignment. 2006-04-28 Richard Guenther PR target/26826 * reload.c (push_reload): Guard calls to get_secondary_mem for memory subregs. 2006-04-28 Andrew Pinski Richard Guenther PR tree-optimization/27236 * tree-inline.c (copy_body_r): Make sure to copy TREE_THIS_VOLATILE flag. 2006-04-28 Richard Guenther PR middle-end/26869 * tree-complex.c (update_parameter_components): Don't handle unused parameters which have no default def. 2006-04-28 Andrew Pinski Richard Guenther PR tree-optimization/27218 * tree-inline.c (expand_call_inline): Strip useless type conversions for the return slot address. 2006-04-27 Richard Guenther PR rtl-optimization/26685 * params.def (PARAM_MAX_CSE_INSNS): Correct typo that named this one "max-flow-memory-locations". 2006-04-25 Jakub Jelinek PR tree-optimization/26865 * tree-ssa-structalias.c (find_func_aliases): Check that anyoffsetrhs type is pointer or array type. 2006-04-24 Roger Sayle PR target/26961 * fold-const.c (fold_ternary): When converting "A ? B : C" into either "A op B" or "A op C", we may need to convert A to the type of B and C. 2006-04-23 Roger Sayle PR target/21283 * config/fr30/fr30.md (define_split): Avoid calling gen_lowpart on a SImode SUBREG of a floating point register after no_new_pseudos. 2006-04-23 Roger Sayle * config/fr30/fr30.md (addsi_small_int): Use REGNO_PTR_FRAME_P to identify potentially eliminable registers to additionally catch VIRTUAL_INCOMING_ARGS_REGNUM. (addsi3): Update the conditions on when to use addsi_small_int. 2006-04-23 Eric Botcazou * tree-tailcall.c (pass_tail_recursion): Use gate_tail_calls too. 2006-04-21 Carlos O'Donell Backport from mainline: 2006-04-19 Carlos O'Donell Nathan Sidwell PR c/26774 * stor-layout.c (update_alignment_for_field): Do not align ERROR_MARK nodes. (place_union_field): Place union field at the start of the union. (place_field): Move ERROR_MARK check later, and use the current allocation position to maintain monotonicity. 2006-04-21 Volker Reichelt PR c/25875 * c-typeck.c (digest_init): Robustify. 2006-04-21 Steve Ellcey * config/pa/t-pa64: Add dependencies on $(GCC_PASSES). 2006-04-21 Paul Brook Backport from mainline. * config/arm/arm.c (arm_override_options): Error on iWMMXt and hardware floating point. 2006-04-20 Volker Reichelt PR mudflap/26789 * tree-mudflap.c (mudflap_finish_file): Skip function when there were errors. 2006-04-20 Kaz Kojima PR target/27182 * config/sh/sh.md (movsicc_true+3): Tweak condition for the case that the last insn has the REG_INC note. 2006-04-19 Jeff Law PR tree-optimization/26854 * tree-ssa-dse.c (dse_optimize_stmt): Use has_single_use rather than num_imm_uses. * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Similarly. 2006-04-18 Jeff Law PR tree-optimization/27087 * tree-ssa-copy.c (may_propagate_copy): Test flow sensitive alias information too. 2006-04-18 Andreas Krebbel * builtins.c (expand_builtin_strcmp): Cover label definition of do_libcall with HAVE_cmpstrnsi. 2006-04-18 Paolo Bonzini PR tree-optimization/26643 Backport from mainline: 2006-03-29 Zdenek Dvorak PR tree-optimization/26643 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not handle bit_field_refs. 2006-04-18 Paolo Bonzini PR tree-optimization/26821 Backport from mainline: 2006-04-18 Paolo Bonzini PR tree-optimization/26821 * tree-ssa-math-opts.c (get_constant_one): New. (insert_reciprocals): Use it. 2006-02-02 Paolo Bonzini * tree-flow-inline.h (bsi_after_labels): Rewrite, return what its name says. * lambda-code.c (perfect_nestify): Use bsi_insert_before on bsi_after_labels iterator. * tree-if-conv.c (find_phi_replacement_condition, replace_phi_with_cond_modify_expr): Likewise. * tree-scalar-evolution.c (scev_const_prop): Likewise. * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise. 2006-04-18 Alan Modra PR middle-end/27095 * builtins.c (expand_builtin_memset): Stabilize args before expansion and emit libcall here in case the builtin fails. (expand_builtin_strcmp): Always emit the libcall here on failure. 2006-04-16 Uros Bizjak PR middle-end/27134 * builtins.c (expand_builtin_int_roundingfn): Use expand_expr() to expand fallback builtin function call. 2006-04-14 Alexey Starovoytov Eric Botcazou * config/sparc/sparc.c (emit_and_preserve): Allocate space for the register save area. 2006-04-13 Paolo Bonzini Ulrich Weigand PR target/27006 * config/rs6000/rs6000.h (EASY_VECTOR_15_ADD_SELF): Require n to be even. 2006-04-13 Alan Modra PR target/26459 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't optimize to lo_sum for DFmode if !TARGET_FPRS. 2006-04-07 Jan Hubicka * ipa-inline.c (cgraph_early_inlining): Collect garbage. 2006-04-11 Mark Mitchell PR target/26459 * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Test rs6000_explicit_options.float_gprs. 2006-04-10 Eric Botcazou * doc/install.texi (*-*-solaris2*): Point to the configure page. 2006-04-10 Jakub Jelinek PR debug/27057 * dwarf2out.c (is_symbol_die): Return true also for namespaces. 2006-04-09 John David Anglin PR target/26508 * config.gcc (hppa*64*-*-hpux11*): Add 'libgcc_stub.a' to extra_parts. * pa64-hpux.h (LIB_SPEC): Don't append milli.a. (LINK_GCC_C_SEQUENCE_SPEC): Define. Append milli.a here. (PA_CXA_FINALIZE_STUB, PA_JV_REGISTERCLASSES_STUB): Delete defines. (PA_INIT_FINI_HACK): Rename to PA_CRTBEGIN_HACK. (PA_CRTBEGIN_HACK): Ensure __do_global_ctors_aux is placed in text section. Delete PA_CXA_FINALIZE_STUB and PA_JV_REGISTERCLASSES_STUB stubs. Add ".align 8" directives before all ".dword" directives. (GTHREAD_USE_WEAK): Revise comment. (TARGET_ATTRIBUTE_WEAK): Define. * pa/t-pa64 (LIBGCCSTUB_OBJS): Add new rules for stublib.c, rfi-stub.o, dfi-stub.o, cxaf-stub.o and jvrc-stub.o. * stublib.c: New file. 2006-04-09 Gerald Pfeifer * doc/install.texi (Prerequisites): Refine some wording on bootstrapping and ksh. Move the version numbers of DejaGnu here from the testing section and fix casing of names. Fix markup and clarify wording for autogen requirements. Refer to GCJ instead of just java. Refer to SVN instead of CVS. Describe diffutils as useful instead of necessary. (Downloading the source): Refer to SVN instead of CVS. Adjust a link to our web site accordingly. (Configuration): Fix casing of Bison. (Specific): Avoid reference to CVS. (Building): Refer to SVN instead of CVS. Fix a sentence on the use of Bison and remove duplicate (and incorrect) version number of Bison requirement. 2006-04-08 Matthias Klose * Makefile.in (unprotoize.o): Same dependencies as for protoize.o. 2006-04-07 Richard Guenther PR tree-optimization/26919 * ipa-inline.c (cgraph_decide_inlining_incrementally): Fix argument to cgraph_estimate_size_after_inlining. 2006-04-05 Sebastian Pop PR tree-optimization/26996 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Don't analyze VECTOR_TYPE variables. 2006-04-05 Richard Guenther PR tree-optimization/26763 * fold-const.c (fold_binary): Fold PTR + CST CMP PTR + CST only for EQ_EXPR and NE_EXPR. 2006-04-04 Paul Brook Backport form mainline. 2006-01-14 Zdenek Dvorak * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several functions. (number_of_iterations_ne, number_of_iterations_lt_to_ne, assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt, number_of_iterations_le): New functions. (number_of_iterations_special): Removed. (number_of_iterations_exit): Do not use number_of_iterations_special. * tree.c (unsigned_type_for): Always return integer type. 2005-01-06 Zdenek Dvorak PR tree-optimization/18527 * tree-ssa-loop-niter.c (number_of_iterations_cond, number_of_iterations_special, number_of_iterations_exit): Move base and step of an iv to a single structure. Add no_overflow flag, and use it in # of iterations analysis. * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add folded_casts argument. (simple_iv): Pass base and step in a structure. Set no_overflow flag. (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop. Evaluate expensiveness of computing # of iterations instead of the final expression. * tree-scalar-evolution.h (affine_iv): New structure. (simple_iv): Declaration changed. * tree-chrec.c (chrec_apply): Handle chrecs containing symbols. * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev, find_givs_in_stmt): Changed due to simple_iv change. 2006-04-03 Paolo Bonzini PR tree-optimization/26830 * tree-cfg.c (tree_duplicate_sese_region): Do not update SSA. * tree-ssa-loop-ch.c (copy_loop_headers): Count successfully duplicated headers and, if there was any, update SSA at the end. Backport from mainline: 2006-03-30 Paolo Bonzini * tree-ssa-copy.c (copy_prop_visit_assignment): Do not check loop depth. (copy_prop_visit_stmt): Remove write-only variable ann. (init_copy_prop): Check variable loop depth here. Do not simulate memory-tag and virtual operand PHIs except for store copy prop. 2006-03-31 H.J. Lu PR testsuite/25741 Backport from mainline 2006-01-16 H.J. Lu * Makefile.in (check-%): Depend on site.exp instead of $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language directories. 2006-01-17 Shantonu Sen * Makefile.in (check-%, check-consistency): Use $${srcdir} instead of $(srcdir) and ${srcdir}. 2006-03-31 Richard Guenther PR bootstrap/26936 Backport from mainline. 2006-02-25 Juergen Weigert Richard Guenther * scan-decls.c (scan_decls): Don't fetch new statement after CPP_EOF. 2006-03-31 Alan Modra PR target/26459 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Limit 2003-12-08 change to FLOAT_REGS. * config/rs6000/rs6000.c (rs6000_explicit_options): Add ieee. (rs6000_override_options): Use it. (rs6000_handle_option): Set it. Set rs6000_explicit_options.abi only for -mabi=spe/no-spe and -mabi=altivec. 2006-03-30 Jie Zhang * config/bfin/bfin.c (single_move_for_strmov): Renamed to... (single_move_for_movmem): ... this. Also change all uses. (bfin_expand_strmov): Renamed to... (bfin_expand_movmem): ... this. Also change all uses. * config/bfin/bfin.md (movstrsi): Renamed to... (movstrsi): ...this. 2006-03-28 Daniel Berlin * tree-ssa-alias.c (create_sft): Initially inherit TREE_ADDRESSABLE from parent_var. 2006-03-27 Alan Modra PR target/26459 * config/rs6000/rs6000.md (DF reg move peephole): Prevent peephole removing spe frob_di_df_2. 2006-03-24 Alan Modra PR target/26607 * config/rs6000/darwin-ldouble.c: Don't compile when __NO_FPRS__ or __LITTLE_ENDIAN__. 2006-03-23 Richard Henderson * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject tls symbols. PR target/26347 * config/alpha/predicates.md (local_symbolic_operand): Reject weak symbols. 2006-03-22 Jie Zhang * config/bfin/bfin.h (ASM_FORMAT_PRIVATE_NAME): Remove. 2006-03-21 Jason Merrill * builtins.c (expand_builtin_fork_or_exec): Fix pasto. PR middle-end/20297 * expr.c (init_block_move_fn): Force default visibility. (init_block_clear_fn): Likewise. * builtins.c (expand_builtin_fork_or_exec): Likewise. * targhooks.c (default_external_stack_protect_fail): Likewise. 2006-03-16 David Edelsohn Backport from mainline. * config/rs6000/rs6000.c (rs6000_init_builtins): Change decl libname for clog to __clog on AIX. 2006-03-16 Steve Ellcey PR target/25917 Backport from mainline. * config/ia64/predicates.md (extr_len_operand): New predicate. * config/ia64/ia64.md (extv): Tighten constraints. (extzv): Ditto. (*tbit_and_2): Ditto. (*tbit_and_3): Ditto. (*tbit_or_2): Ditto. (*tbit_or_3): Ditto. (*bit_zero): Ditto. (*bit_one): Ditto. 2006-03-16 Paul Brook Backport from mainline. * gcc/config/arm/arm.c (minipool_pad): New. (add_minipool_forward_ref): Include pool alignment padding in address calculation. (push_minipool_fix): Set minipool_pad. (minipool_pad): Ditto. 2006-03-14 Roger Sayle PR middle-end/19543 Backport from mainline. * varasm.c (compare_constant) : Integer constants are only equivalent if the have both the same mode and precision. 2006-03-14 Roger Sayle PR other/26489 Backport from mainline. * gthr-posix.h (__gthrw2): Define to take three parameters, the declared name, the weak reference name, and the typeof name. (__gthrw): Avoid expanding the declared name suffix. (__gthrw3): New Tru64 specific macro to simplify the OSF/1 decls. 2006-03-14 Roger Sayle PR middle-end/26557 * stmt.c (emit_case_nodes): Handle the case where the index is a CONST_INT, where the comparison mode is specified by the index type. 2006-03-14 John David Anglin * pa/pa32-linux.h (CRT_CALL_STATIC_FUNCTION): Fix typo. 2006-03-14 Richard Guenther PR tree-optimization/26672 * tree-ssa-propagate.c (set_rhs): Don't walk DEFs if not in SSA form. 2006-03-13 John David Anglin * pa/pa32-linux.h (CRT_CALL_STATIC_FUNCTION): Define when CRTSTUFFS_O is defined. 2006-03-13 Jie Zhang * config/bfin/uclinux.h: Define _GNU_SOURCE in CPLUSPLUS_CPP_SPEC. 2006-03-13 Bernd Schmidt * config/bfin/lib1funcs.asm (___umodsi3): Use stack to save contents of RETS. * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If TARGET_ID_SHARED_LIBRARY, define __ID_SHARED_LIB__. * config/bfin/crti.S: Use it instead of __PIC__. * config/bfin/crtn.S: Likewise. * config/bfin/bfin.md (call_value_symbol, sibcall_value_symbol, call_symbol, sibcall_symbol): Disallow if TARGET_ID_SHARED_LIBRARY, not if flag_pic. Lose 'G' modifier for call operand. * config/bfin/bfin.c (print_operand) : Don't recognize 'G' modifier. 2006-03-13 Eric Botcazou PR middle-end/18859 * stmt.c (expand_case): Discard empty ranges. 2006-03-10 Jason Merrill PR c/26004 * gimplify.c (gimplify_modify_expr_rhs): Don't do return slot opt if the target was declared 'register'. 2006-03-09 Roger Sayle PR tree-optimization/26524 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Use fold_convert to create a constant of the appropriate type. 2006-03-07 Richard Guenther PR tree-optimization/26587 * tree-ssa-structalias.c (handle_ptr_arith): Handle MINUS_EXPR. 2006-03-03 Steve Ellcey PR rtl-optimization/26345 PR target/19061 * config/ia64/predicates.md (basereg_operand): Don't look in subregs. 2006-03-02 Alan Modra PR target/26453 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't output traceback table for thunks. Localise rs6000_stack_info call. 2006-02-28 David Edelsohn * doc/install.texi: Require GNU tar version 1.14. 2006-02-28 Mark Mitchell * BASE-VER: 4.1.1. * DEV-PHASE: Prerelease. 2006-02-28 Release Manager * GCC 4.1.0 released. 2006-02-23 Mark Mitchell Backport: 2006-02-20 Roger Sayle * gthr-posix.h: On Tru64, map __gthr_foo as a weak reference to __foo and not foo when _PTHREAD_USE_MANGLED_NAMES_ is defined. 2006-02-23 Mark Mitchell Backport: 2006-02-21 Jakub Jelinek PR middle-end/26379 * combine.c (simplify_shift_const_1): Disable nested shifts optimization for vector shifts. 2006-02-23 Mark Mitchell Backport: 2006-02-16 Denis Nagorny PR rtl-optimization/25603 * reload.c (reg_inc_found_and_valid_p): New. Check REG_INC note. (regno_clobbered_p): Use it. Reusing SETS argument for REG_INC case. * reload1.c (choose_reload_regs): Added call of regno_clobbered_p with new meaning of SETS. 2006-02-19 John David Anglin * doc/install.texi: Add missing `@samp'. 2006-02-19 David Edelsohn PR target/26350 * config/rs6000/rs6000.md (extenddftf2): Force 0.0 to validized MEM for ABI_V4 pic. 2006-02-18 Mark Wielaard * doc/contrib.texi (Contributors): Add classpath/libgcj hackers who added new 4.1 features, bug fixes and integration support. 2006-02-18 John David Anglin * doc/install.texi (hppa*-hp-hpux*): Update for 4.1.0. 2006-02-18 Olivier Hainque PR ada/13408 * pa.h (WIDEST_HARDWARE_FP_SIZE): Define. 2006-02-18 Jakub Jelinek PR middle-end/26334 * stmt.c (decl_overlaps_hard_reg_set_p): Use DECL_HARD_REGISTER instead of DECL_REGISTER. 2006-02-17 Roger Sayle Richard Sandiford PR target/22209 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc. * config/mips/_tilib.c: Remove. * config/fixtfdi.c: New libgcc source file. * config/fixunstfdi.c: New source file. * config/floatditf.c: New source file. * config/floatunditf.c: New souce file. * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source files above instead of config/mips/_tilib.c. * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise. 2006-02-17 Jakub Jelinek PR middle-end/26300 * combine.c (make_extraction): Bail out if ORIG_POS is negative. 2005-02-16 Zdenek Dvorak PR tree-optimization/26209 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_cleanup_cfg. * tree-cfgcleanup.c (cleanup_control_flow): Remove dead eh edges. * tree-cfg.c (replace_uses_by): Do not alter cfg. * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Call scev_reset if cfg changes. * Makefile.in (tree-cfgcleanup.o): Add SCEV_H dependency. 2006-02-15 J"orn Rennecke PR middle-end/25335 * reload1.c (gen_reload): Also use find_replacement in UNARY_P case. 2006-02-15 Hans-Peter Nilsson PR target/23424 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"): Reenable. 2006-02-14 John David Anglin PR target/26255 * pa.md: Create separate HI and QI move patterns for 32-bit and 64-bit with hardware float support, and software float support. Add fcpy alternative to hardware patterns. Add alternatives to copy between general and floating-point registers to the 32-bit pattern. * pa32-regs.h (VALID_FP_MODE_P): Allow QImode and HImode. * pa64-regs.h (VALID_FP_MODE_P): Likewise. 2006-02-14 Rainer Orth PR bootstrap/26053 * configure.ac (HAVE_COMDAT_GROUP): Don't assume non-GNU linkers support COMDAT group. * configure: Regenerate. 2006-02-14 Michael Matz PR middle-end/22275 * stor-layout.c (layout_decl): Zero-width bitfields aren't influenced by maximum_field_alignment or DECL_PACKED. (update_alignment_for_field): Ditto. (place_field): Ditto. * doc/extend.texi (<#pragma pack>, ): Document this behaviour. 2006-02-14 Michael Matz * tree-ssa-structalias.c: Include . * Makefile.in (tree-ssa-structalias.o): Adjust dependencies. 2006-02-14 Daniel Berlin Fix PR tree-optimization/26260 * doc/invoke.texi (max-fields-for-field-sensitive): Document param. * params.h (MAX_FIELDS_FOR_FIELD_SENSITIVE): New. * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Ditto. * tree-ssa-structalias.c (create_variable_info_for): Use MAX_FIELDS_FOR_FIELD_SENSITIVE. 2006-02-14 J"orn Rennecke PR target/26141 * sh.c (sh_gimplify_va_arg_expr): Don't change the result type when computing the effective result type. 2006-02-14 J"orn Rennecke PR inline-asm/16194 * tree.h (decl_overlaps_hard_reg_set_p) Don't declare. (tree_overlaps_hard_reg_set): Declare. * stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return type and signature to match function type expected by walk_tree. (tree_overlaps_hard_reg_set): New function. (decl_conflicts_with_clobbers_p): Rename to: (tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument. Use tree_overlaps_hard_reg_set. Changed caller. * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set. * cris.c (cris_md_asm_clobbers): Likewise. 2006-02-14 Richard Guenther PR tree-optimization/26258 * tree-ssa-structalias.c (find_func_aliases): Handle aggregates in PHI argument processing. 2006-02-13 John David Anglin * pa/quadlib.c: Use defines instead of enum qfcmp_magic. 2006-02-13 Jakub Jelinek PR middle-end/26092 * gimplify.c (gimplify_call_expr): Don't call get_callee_fndecl twice if decl is a builtin. When trying again, call get_callee_fndecl first to verify it is still a builtin. 2006-02-11 Jason Merrill PR tree-opt/24365 * tree-inline.c (declare_return_variable): Just don't use the modify target if it's a gimple complex reg and the return slot isn't. 2006-02-11 David Edelsohn * doc/invoke.texi (xl-compat): Document conversion and support routine names. 2006-02-11 Kaveh R. Ghazi * doc/contrib.texi: Update my entry. 2006-02-11 Jakub Jelinek PR target/25864 Backport from mainline 2006-02-06 Aldy Hernandez * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. (s390_mangle_fundamental_type): New. * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): Define. * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. (alpha_mangle_fundamental_type): New. * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): Define. * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): Define. * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): Define. * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. (sparc_mangle_fundamental_type): New. 2006-02-10 Jakub Jelinek PR target/25864 Backport from mainline 2006-02-04 David Edelsohn Jakub Jelinek * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle IBM extended float format long double as "g" on powerpc*-linux. 2006-02-01 Jakub Jelinek * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For -msoft-float -mlong-double-128 only issue a warning, but don't swich to DFmode long double. 2006-01-28 David Edelsohn * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float and -mlong-double-128 are incompatible. * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c. (TARGET_LIBGCC2_CFLAGS): Define. * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same. (TARGET_LIBGCC2_CFLAGS): Same. * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX. 2006-01-27 Jakub Jelinek * libgcc-std.ver: Add GCC_4.1.0 symbol version. * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append -mno-minimal-toc to previous content. (bispecs): Remove goal. * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h. * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4 compatibility aliases on powerpc-*-*gnu*. * config/rs6000/libgcc-ppc-glibc.ver: New file. * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append libgcc-ppc-glibc.ver on powerpc*-*-*gnu*. (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs. (ldblspecs): New goal. * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed. * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and _df_to_tf. * config/fp-bit.h (TMODES): Don't define if none of TFLOAT, L_sf_to_tf or L_df_to_tf is defined. 2006-01-27 David Edelsohn Alan Modra * config/rs6000/linux.h (POWERPC_LINUX): Define. * config/rs6000/linux64.h (POWERPC_LINUX): Define. * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC. * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero. * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero. * config/rs6000/rs6000.c (rs6000_ieeequad): New variable. (rs6000_override_options): Initialize rs6000_ieeequad. Initialize TFmode format to ibm_extended_format if not TARGET_IEEEQUAD. (rs6000_handle_option): Accept -mabi= ibmlongdouble and ieeelongdouble. (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts. (rs6000_return_in_memory): Only return IEEEQUAD in memory. (function_arg_advance): IBM long double passed in two FPRs, not split. (function_arg): IBM long double passed in FPRs. (rs6000_pass_by_reference): Only IEEEQUAD passed by reference. (rs6000_gimplify_va_arg): IBM long double passed in two FPRs. Only multireg GPR aligned. (rs6000_init_libfuncs): Enable IBM long double functions if not IEEEQUAD. (rs6000_generate_compare): Use IBM long double compare if not TARGET_IEEEQUAD. * config/rs6000/rs6000.h (rs6000_ieeequad): Declare. (TARGET_IEEEQUAD): Define. (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if not TARGET_IEEEQUAD. * config/rs6000/rs6000.md: Enable TFmode patterns if !TARGET_IEEEQUAD. * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c. * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float and -mlong-double-128 are incompatible. * doc/invoke.texi (-mabi): Collect options together. Add ibmlongdouble and ieeelongdouble. 2006-02-08 Jason Merrill PR c++/25979 * tree.def: Elaborate on difference from MODIFY_EXPR. * doc/c-tree.texi (INIT_EXPR): Likewise. * gimplify.c (internal_get_tmp_var): Use INIT_EXPR. (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise. (gimplify_target_expr): Likewise. (gimplify_cond_expr): Remove target handling. (gimplify_modify_expr): Don't clobber INIT_EXPR code here. (gimplify_expr): Clobber it here. (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here. Do return slot optimization if we have an INIT_EXPR. PR tree-opt/24365 * tree-inline.c (declare_return_variable): Also clear DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case. PR c++/16405 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling. PR middle-end/22439 * gimplify.c (gimplify_one_sizepos): Fix typo. 2006-02-09 Andrew Pinski PR tree-opt/25251 * tree-cfg.c (cleanup_dead_labels): Also don't remove forced labels. 2006-02-09 Andrew Pinski * tree-flow-inline.h (var_can_have_subvars): Volatile variables should not have subvariables. 2006-02-09 Diego Novillo PR 26180 * tree-vrp.c (vrp_int_const_binop): Detect overflow when multiplying unsigned values. Tidy comments. 2006-02-09 Eric Botcazou * config/sparc/sparc.c (tls_call_delay): Fix oversight. 2006-02-07 John David Anglin PR target/26109 * pa.c (attr_length_indirect_call): Don't return length 8 for distances >= 240000 when generating code for SOM runtime. (output_indirect_call): Don't use "b,l" instruction for indirect calls to $$dyncall when generating code for SOM runtime.. 2006-02-07 Eric Botcazou * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread. * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise. (LIB_SPEC): Likewise. * doc/invoke.texi (SPARC options): Document -pthread. 2006-02-07 Eric Botcazou * configure.ac (TLS assembler check): Do not enable TLS by default on SPARC/Solaris before version 10. * configure: Regenerate. 2006-02-07 Alexandre Oliva PR debug/24444 * config/ia64/unwind-ia64.c: Revert last change. * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed. (INCOMING_FRAME_SP_OFFSET): Define. 2006-02-06 Andreas Tobler * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate object files. 2006-02-06 Andrew Pinski PR target/23359 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word. 2006-02-06 Jakub Jelinek * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file. (s390x-*-linux*): Likewise. * config/s390/t-linux64 (SHLIB_MAPFILES): Removed. * config/s390/t-linux: New file. 2006-02-05 Eric Botcazou * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID. 2006-02-05 John David Anglin * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files. * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of pa/t-pa. * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of pa/t-pa. * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of pa/x-ada. * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules. * pa/t-pa64: Delete quadlib.c rule. * pa/x-ada: Revert last change. * pa/t-pa: Revert last change. Delete quadlib.c rule. 2006-02-04 Alexandre Oliva PR debug/24444 * config/ia64/ia64.c: Include debug.h. (MAX_ARTIFICIAL_LABEL_BYTES): New. (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New. (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0. (process_epilogue, process_set, process_for_unwind_directive): Output unwind info only if requested. Add CFA info if requested. Add new arguments as needed. Adjust callers. * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override incorrect default. (DWARF2_FRAME_INFO): Define to zero. * config/ia64/unwind-ia64.c: Remove code that compensated for the CFA offset error fixed above. * config/ia64/t-ia64 (ia64.o): Depend on debug.h. * dwarf2out.c (DWARF2_FRAME_INFO): Define default. (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for -funwind-tables and -fexceptions to enable frame info. (dwarf2out_frame_init): Define initial CFA even if DWARF2_UNWIND_INFO is disabled. Call initial_return_save if DWARF2_UNWIND_INFO is nonzero, not just defined. (dwarf2out_frame_finish): Output non-EH call frame info only if DWARF2_FRAME_INFO is nonzero. (convert_cfa_to_loc_list, compute_frame_pointer_to_cfa_displacement): Define even if unwind info is not supported. (gen_subprogram_die): Use the above unconditionally. Remove legacy alternate code. * toplev.c (compile_file): Compile in call to dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined. (lang_dependent_init): Ditto for dwarf2out_frame_init. 2006-02-03 John David Anglin PR target/25926 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10. * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10. 2006-02-03 Richard Henderson PR target/26090 * config/ia64/sysv4.h (TARGET_ASM_SELECT_RTX_SECTION, TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION, TARGET_RWRELOC): Copy from the hpux definition. 2006-02-03 Jason Merrill PR c++/25979 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now. PR middle-end/25977 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO on the return slot if it's an NRV. 2006-01-31 Andrew Pinski PR middle-end/26001 * expr.c (expand_expr_real_1) : Use the corrected index for the character out of the string constant. 2006-02-03 Steve Ellcey PR middle-end/24901 * fold-const.c (fold_checksum_tree): Change type of buf. 2006-02-03 Alan Modra PR target/25960 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result. 2006-02-03 Andreas Krebbel Ulrich Weigand PR target/25864 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf", "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations. * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions. * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr and dxr fields. (z900_cost, z990_cost, z9_109_cost): Values for the new fields added. (s390_rtx_costs): Use the new fields to calculate rtx costs. (s390_secondary_input_reload_class, s390_secondary_output_reload_class): Define secondary reloads for TFmode moves. (constant_modes): Add TFmode. (NR_C_MODES): Set to 8. * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__ builtin define. (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64. (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define. (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Consider TFmode. * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf, fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values. (FPR mode macro): Add TFmode. (DSF mode macro): New. (, mode attributes): Removed. (, , , , mode attributes): New. ("*cmp_ccs_0", "*cmp_ccs_0_ibm", "*cmp_ccs", "*cmp_ccs_ibm", "fix_trunc2_ieee", "floatdi2", "floatsi2_ieee", "*add3", "*add3_cc", "*add3_cconly", "*add3_ibm", "*sub3", "*sub3_cc", "*sub3_cconly", "*sub3_ibm", "*mul3_ibm", "*fmadd", "*fmsub", "*div3", "*div3_ibm", "*neg2_cc", "*neg2_cconly", "*neg2", "*neg2_ibm", "*abs2_cc", "*abs2_cconly", "*abs2", "*abs2_ibm", "*negabs2_cc", "*negabs2_cconly", "*negabs2", "sqrt2"): Changed to . R constraint replaced by . ("*mul3"): Changed to . R constraint replaced by . ("fix_truncdi2"): 'FPR:' removed. ("*fmadd", "*fmsub"): FPR mode replaced by DSF. ("*movtf_64", "*movtf_31"): New insn definitions followed by 5 splitters. ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2", "extenddftf2", "extendsftf2"): New expanders. ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee", "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns. * config/s390/s390.opt (mlong-double-128, mlong-double-64): New options. * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined. * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2, __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi, __floatditf): Add a GCC_4.1.0 symbol version tag. * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document the new options. 2006-01-31 Jakub Jelinek * config/s390/s390.c (init_alignment_context): Set ALIAS_SET_MEMORY_BARRIER on the MEM. 2006-01-31 Carlos O'Donell * optabs.c (prepare_cmp_insn): If unbiased and unsigned then bias the comparison routine return. 2006-01-31 Nathan Sidwell * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants. 2006-01-31 Richard Guenther Backport 2006-01-03 Adrian Straetling * gcc/builtins.c (get_builtin_sync_mem): New function. (expand_builtin_sync_operation, expand_builtin_compare_and_swap, expand_builtin_lock_test_and_set, expand_builtin_lock_release): Call get_builtin_sync_mem to generate mem rtx. 2006-01-25 Richard Henderson * alias.h (ALIAS_SET_MEMORY_BARRIER): New. * alias.c (true_dependence): Respect it. (canon_true_dependence, write_dependence_p): Likewise. * builtins.c (get_builtin_sync_mem): Set it. 2006-01-30 Ulrich Weigand PR target/26018 * config/s390/s390.c (struct machine_function): New flag decomposed_literal_pool_addresses_ok_p. (s390_reorg): Set it before final stage of literal pool transforms. (s390_decompose_address): Only accept displacements of the form (minus (label_ref ...) (label_ref ...)) if that flag is set. 2006-01-30 J"orn Rennecke Merged from mainline r107469: * caller-save.c: (this_insn_sets): Move into: (save_call_clobbered_regs). (mark_set_regs): Get this_insn_sets from data. (save_call_clobbered_regs): Take sets of the return value by sibcalls into account. 2006-01-30 J"orn Rennecke PR target/14798: * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable. (pragma_trap, pragma_nosave_low_regs): Likewise. (current_function_anonymous_args): Likewise. (sh_deferred_function_attributes): New variable. (sh_deferred_function_attributes_tail): Likewise. (print_operand): For '@', look up trap_exit attribute. (calc_live_regs): Look up trapa_handler attribute. For trapa handlers, save/restore fpscr, but don't do any other interrupt-specific saves. Don't save r0..r7 if the nosave_low_regs attribute is in effect. Fix check for partially saved registers to check for SHmedia. (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute. (sh_output_function_epilogue): Don't clear any of the removed variables. (sh_insert_attributes): Don't check pragma_interrupt. Insert deferred attributes. Check that interrupt attribute is present for other attributes that require its presence. (sh_attribute_table): Add new attributes trapa_handler and nosave_low_regs. (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute): Don't check for pragma_interrupt. Don't store argument. * sh.h (pragma_interrupt, sp_switch): Don't declare. (sh_deferred_function_attributes): Declare. (sh_deferred_function_attributes_tail): Likewise. * sh.md (sp_switch_1): Add operand. Change generator caller. (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove. (*return_i): Don't use when trap_exit attribute is in effect. (*return_trapa): New insn pattern. * sh-c.c: New file. * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza, setting c_target_objs and cxx_target_objs. * t-sh: Add rule for sh-c.o. * config/sh/sh.c (sh_cfun_trap_exit_p): New function. * sh-protos.h (sh_cfun_trap_exit_p): Declare. 2006-01-29 Eric Botcazou Revert 2005-11-09 Eric Botcazou * tree.c (build_qualified_type): Chain the new type to the original type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is a POINTER_TYPE or a REFERENCE_TYPE respectively. (build_pointer_type_for_mode): Only return unqualified types. (build_reference_type_for_mode): Likewise. 2006-01-28 Hans-Peter Nilsson PR target/25706 * config/cris/cris.md ("*extopqihi_side", "*extopsi_side") ("*extopsi_swap_side_biap", "*extopsi_swap_side", ("*extopqihi", "*extopsi", "*extopsi_swap"): Use %E output pattern modifier, not %e. * config/cris/cris.c (cris_op_str): Update comment about pattern modifier. (cris_print_operand) : Clear cris_output_insn_is_bound before falling through into... : Redefined from old 'e' case. PR target/25718 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes for a negative bound. PR target/25947 * config/cris/cris.c (cris_order_for_addsi3): New function. * config/cris/cris-protos.h: Prototype it. * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry") (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]") (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry") (split for "op.S1 [rx=rx+i],ry (swapped)") (split for "op(s|u).S1 [rx=rx+i],ry") (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"): Apply cris_order_for_addsi3 when generating addsi3 insns. 2006-01-26 Alexandre Oliva PR other/24829 PR target/24831 * gthr-dce.h: Do not gthrw-ify pthread_once_init, pthread_key_delete. From John David Anglin. gthrw-ify pthread_getunique_np only if it it's not a macro. Delete UNUSED macro. (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate, __gthread_objc_condition_wait, __gthread_objc_condition_broadcast, __gthread_objc_condition_signal, __gthread_key_delete): Add "__attribute__ ((__unused__))" to unused arguments. (__gthread_recursive_mutex_init_function): Add missing return. * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h, gthr-posix95.h: Use macro-based approach for name redirection on targets missing weakref. 2006-01-26 Alexandre Oliva PR c/25892 * c.opt (Wpointer-sign): Init to -1. * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and OPT_pedantic, to 0 otherwise. * doc/invoke.texi: Update. 2006-01-24 David Daney PR java/25816 * configure.ac (enable_tls): New enable option. (HAVE_AS_TLS): Don't do assembler check if enable_tls set. * configure: Regenerate. * doc/install.texi (--enable-tls): Document new option. (--disable-tls): Ditto. 2006-01-23 Richard Guenther Steven Bosscher PR rtl-optimization/24626 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set EDGE_TRUE_VALUE if in RTL mode. Revert 2005-03-30 Mostafa Hagog * cfgrtl.c (rtl_verify_flow_info_1): Fix. 2006-01-23 Steven Bosscher Jan Hubicka Richard Guenther PR rtl-optimization/25654 * cfgexpand.c (aggregate_contains_union_type): New function. (add_alias_set_conflicts): Call it. Make sure to add conflicts for structure variables that contain a union type. 2006-01-21 Joseph S. Myers * gcc.c (process_command), gcov.c (print_version), gcov-dump.c (print_version), mips-tdump.c (main), mips-tfile.c (main): Update copyright notice dates. 2006-01-19 Paul Brook * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions as nothrow when unwinding tables are disabled. 2006-01-19 John David Anglin PR testsuite/25171 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type of bit-field" when in system header. 2006-01-19 Richard Sandiford PR c/25805 * c-decl.c (add_flexible_array_elts_to_size): New function. (finish_decl): Use it. 2006-01-18 John David Anglin PR target/25731 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*): Override default shared libgcc version for both sjlj and dwarf2 exception handling. * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable. Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION. * pa/pa.c (function_value): Treat complex and vector types as aggregates. (function_arg): Likewise. Only pass scalar floats in the floating point argument registers. * pa/t-slibgcc-dwarf-ver: New file. * pa/t-slibgcc-sjlj-ver: New file. * pa/t-slibgcc-elf-ver: Delete file. 2006-01-17 Jakub Jelinek PR c/25682 * c-typeck.c (build_unary_op): Fold offsetof-like expressions even when the pointer is not NULL. 2006-01-16 John David Anglin * pa.md: Disparage copies between general and floating-point registers in 32-bit move patterns. 2006-01-16 Steven Bosscher Richard Guenther PR rtl-optimization/24257 * gcse.c (find_moveable_store): Only consider a store movable when the SET_SRC of the insn can be assigned to a register. 2006-01-15 John David Anglin PR target/25168 * tree.c (get_file_function_name_long): Concatenate the first global object name with a string derived from the input filename of the object for type "F". 2006-01-13 Andrew Pinski PR tree-opt/24365 * tree-inline.c (declare_return_variable): If the return variable was marked as a non gimple complex, set the return slot variable to be a non gimple comple variable. 2006-01-11 Paolo Bonzini PR tree-optimization/23109 PR tree-optimization/23948 PR tree-optimization/24123 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies. * tree-cfg.c (single_noncomplex_succ): New. * tree-flow.h (single_noncomplex_succ): Declare it. * tree-ssa-math-opts.c (enum place_reciprocal): Remove. * tree-ssa-math-opts.c (enum place_reciprocal): Remove. (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit, insert_bb, register_division_in, insert_reciprocals, replace_reciprocal, free_bb): New. (execute_cse_reciprocals_1): Rewritten. (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1. Do not commit any edge insertion. Always compute dominators and create the allocation pool. * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New. * target.h (struct gcc_target): Add min_divistions_for_recip_mul. * targhooks.c (default_min_divistions_for_recip_mul): New. * targhooks.h (default_min_divistions_for_recip_mul): New prototype. * passes.c (init_optimization_passes): Run recip after tree loop optimizations. * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL. 2006-01-11 Jan Hubicka PR target/25042 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128 2006-01-10 John David Anglin PR target/20754 * config/pa/pa.md: Create separate 32 and 64-bit move patterns for SI, DI, SF and DF modes. Add alternatives to copy between general and floating point registers to the 32-bit patterns. * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine. * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define. (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when generating 64-bit code. * config/pa/pa.c (output_move_double): Handle copies between general and floating registers. 2006-01-10 Eric Botcazou PR rtl-optimization/25367 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro. 2006-01-10 Jan Beulich * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include MASK_ALIGN_DOUBLE. * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option. * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr arguments. 2006-01-09 Kazu Hirata PR tree-optimization/25125 * convert.c (convert_to_integer): Don't narrow the type of a PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type is signed. 2006-01-08 Ian Lance Taylor David Edelsohn PR rtl-optimization/25662 * optabs.c (simplify_expand_binop): Use simplify_binary_operation for constant operands instead of simplify_gen_binary. 2006-01-04 Jakub Jelinek * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus, make the prototype extern "C" and add throw (). PR target/25554 * config/i386/i386.md (testqi_ext_3): Ensure len is positive and pos non-negative and pos + len <= 32. (testqi_ext_3_rex64): Ensure len is positive and pos non-negative, drop pos + len < HOST_BITS_PER_WIDE_INT test. (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT. PR c/25559 * c-common.c (handle_vector_size_attribute): Reject zero vector size as well as sizes not multiple of component size. PR debug/25562 * function.c (instantiate_expr): New function. (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P, walk its DECL_VALUE_EXPR with instantiate_expr. * dwarf2out.c (loc_descriptor_from_tree_1): Don't add DW_OP_deref{,_size} if address isn't going to be added. 2006-01-03 Steven Bosscher * fold-const.c (operand_equal_p): Accept a NULL operand 0 for COMPONENT_REFs. * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for hashing trees instead of a pointer hash. (mem_attrs_htab_eq): Do a deep compare instead of a pointer compare for MEM_EXPR. PR rtl-optimization/25130 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET when comparing MEMs for GCSE 2006-01-03 Richard Guenther PR c/25183 * stmt.c (add_case_node): Make sure to clear overflow flags from ranges. 2005-12-30 John David Anglin PR fortran/25586 * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point store patterns. 2005-12-29 Daniel Jacobowitz Paul Brook * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for !TARGET_68020. * config/m68k/t-m68kelf (EXTRA_PARTS): Remove. (EXTRA_MULTILIB_PARTS): Set. * config/m68k/t-uclinux (EXTRA_PARTS): Remove. (EXTRA_MULTILIB_PARTS): Set. 2005-12-29 Hans-Peter Nilsson PR target/24342 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for emitted insns with post-increments. (cris_expand_epilogue): Ditto. 2005-12-29 Alan Modra PR target/25572 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live. 2005-12-26 Mark Mitchell PR c++/23171, c++/23172, c++/25417. * c-decl.c (compound_literal_number): Remove. (build_compound_literal): Use set_compound_literal_name. * c-common.c (compound_literal_number): New variable. (set_compound_literal_name): New function. * c-common.h (set_compound_literal_name): Declare. 2005-12-24 Mark Mitchell PR c++/23171 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a CONSTRUCTOR is invalid. 2005-12-23 Ulrich Weigand PR rtl-optimization/21041 * reload.c (find_reloads_subreg_address): Replace paradoxical subreg of MEM by widened access only if the resulting memory is properly aligned, even on !STRICT_ALIGNMENT targets. 2005-12-23 Jakub Jelinek PR target/25005 * regrename.c (replace_oldest_value_reg): Use validate_change with IN_GROUP set to 1 instead of doing direct modifications. (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_* replacements have been performed on an instruction, use apply_change_group (). 2005-12-23 Alan Modra PR rtl-optimization/25432 * reload1.c (eliminate_regs_in_insn): Update insn code on successfully re-recognizing modified insn. 2005-12-22 Andrew Pinski PR tree-opt/25513 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex variables. 2005-12-21 Andrew Pinski PR debug/25518 * dwarf2out.c (dwarf2out_switch_text_section): Declare when DWARF2_UNWIND_INFO is defined or when DWARF2_DEBUGGING_INFO is defined. 2005-12-20 Zdenek Dvorak PR tree-optimization/24793 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the original reference if there are subvars. * tree-ssa-operands.c (get_tmr_operands): Handle subvars. 2005-12-21 Steven Bosscher PR rtl-optimization/25196 * postreload-gcse.c (record_last_set_info): Notice stack pointer changes in push insns without REG_INC notes. 2005-12-21 Andrew Haley PR middle-end/25121 * recog.c (peephole2_optimize): Don't peephole any RTX_FRAME_RELATED_P insns. 2005-12-20 Richard Guenther PR middle-end/24306 * builtins.c (std_gimplify_va_arg_expr): Do not align va frame for zero sized types. * config/i386/i386.c (ix86_gimplify_va_arg): Likewise. 2005-12-19 Andrew Pinski PR middle-end/22313 * dwarf2out.c (dwarf2out_switch_text_section): Export. * debug.h (dwarf2out_switch_text_section): Prototype. * final.c (final_scan_insn): Call dwarf2out_switch_text_section if we need to call it for dwarf2 unwind info. 2005-12-20 Kaz Kojima PR rtl-optimization/24982 * reload.c (refers_to_regno_for_reload_p): Take reg_equiv_invariant and reg_equiv_init into account. * reload.h (reg_equiv_invariant): Declare. 2005-12-19 Paolo Bonzini PR target/25180 * config/rs6000/predicates.md (logical_const_operand): Split out of logical_operand. (logical_operand): Use it. * config/rs6000/rs6000.md (cmp -> xor peephole2): Use logical_const_operand. 2005-12-19 Nathan Sidwell * config/mt/mt.md (decrement_and_branch_until_zero): Add another scratch. Correct its reload split. Adjust its peephole. (nop): Use 'nop'. * config/mt/mt.c (MT_INT_ARG_FIRST): Remove. (mt_asm_output_opcode, mt_print_operand): Use 'nop'. (mt_function_arg_slotno): Use FIRST_ARG_REGNUM. (mt_builtin_saveregs): Replace with ... (mt_setup_incoming_varargs): ... here. Save just the varadic args. (mt_va_start): Remove. (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p. (mt_machine_reorg): Split all insns here. (TARGET_SETUP_INCOMING_VARARGS): Override. * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only. Set to CPU type. (EXPAND_BUILTIN_VA_START): Remove. 2005-12-18 Andreas Krebbel * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks. 2005-12-18 Jan Hubicka PR rtl-optimization/25224 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy tables. 2005-12-18 Dorit Nuzman PR tree-optimization/24378 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor basic-block after loop-versioning. 2005-12-17 Steven Bosscher PR rtl-optimization/23837 * optabs.c (expand_binop): For a multi-word rotate, never emit a REG_NO_CONFLICT block. 2005-12-16 Nathan Sidwell Second part of MS1->MT renaming * config/mt/mt.md (doloop_end): Call mt_add_loop. (movqi, movhi): Call mt_set_memflags. (*movdf_internal): Call mt_split_words. (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call mt_set_memflags. (cmpsi): Store to mt_compare_op[01]. (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge, bungt, bunle, bunlt): Call mt_emit_cbranch. (prologue): Call mt_expand_prologue. (epilogu): Call mt_expend_epilogue. (eh_return): Call mt_expand_eh_return. (eh_epilogue): Call me_emit_eh_epilogue. (conditional_trap): Store to mt_compare_op[01]. * config/mt/crti.asm: Adjust comment. * config/mt/crtn.asm: Adjust comment. * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed. (mt_compare_op0, mt_compare_op1): Renamed. (current_frame_info, zero_frame_info): Adjust type. (mt_ucmpsi3_libcall): Renamed. (mt_flag_delayed_branch): Renamed. (mt_struct_value_rtx, mt_return_addr_rtx): Renamed. (mt_nops_required, mt_nop_reasons): Renamed. (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn, mt_debug_stack, mt_print_operand_simple_address, mt_print_operand_address, mt_print_operand): Renamed, adjusted. (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg, mt_function_arg_advance, mt_arg_partial_bytes, mt_pass_by_reference, mt_function_arg_boundary, mt_reg_ok_for_base_p, mt_legitimate_simple_address_p, mt_legitimate_address_p): Renamed, adjusted. (mt_cpu): Renamed. (mt_init_machine_status, mt_override_options, mt_builtin_saveregs, mt_va_start, mt_compute_frame_size, mt_emit_save_restore, mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p, mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue, mt_expand_eh_return, mt_emit_eh_prologue, mt_handl_interrupt_attribute): Renamed, adjusted. (mt_attribute_table): Renamed, adjusted. (mt_initial_elimination_offset, mt_generate_compare, mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags, mt_secondary_reload_class, mt_function_value, mt_split_words, mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length, mt_scan_loop, mt_reorg_loops): Renamed, adjusted. (mt_labels): Renamed. (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard, mt_machine_reorg): Renamed, adjusted. (mt_attribute_table: Renamed. (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX, TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK, TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust. * config/mt/mt.opt (march): Set mt_cpu_string. * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed. (TARGET_CPU_CPP_BUILTINS): Adjust. (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003, TARGET_MS2): Adjust. (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust. (MT_MIN_INT): Renamed. (RETURN_ADDR_RTX): Adjust. (struct mt_frame_info): Renamed. (current_frame_info): Adjust type. (INITIAL_ELIMINATION_OFFSET): Adjust. (MT_NUM_ARG_REGS): Renamed. (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS, FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE, LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START, GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE, FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust. (mt_compare_op0, mt_compare_op1): Renamed. * config/mt/mt-protos.h: Rename prototypes. * config/mt/mt.c (mt_override_options): Require lower case architectures. Revert accidental default to ms2. * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC, ENDFILE_SPEC): Require lower case architectures. Revert default to ms2. * doc/invoke.texi (MT Options): Rename and update. * doc/md.texi (MorphoTech family): Rename and update. * config/mt/t-mt (crti.o, crtn.o): Add multilib options. (EXTRA_MULTILIB_PARTS): Define. * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'. * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2, TARGET_MS1_64_001 appropriately. (ms1_machine_reorg): Use TARGET_MS2. 2005-12-09 Aldy Hernandez * config/mt/t-mt (MULTILIB_OPTIONS): Define. (MULTILIB_DIRNAMES): Define. * config.gcc (ms1): Replace with ... (mt): ... this. * config/ms1: Rename to ... * config/mt: ... here. Rename ms1 files to mt. * config/mt/mt.c: Adjust gt-mt.h #include. * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust. (crti.o, crtn.o): Adjust file names. 2005-12-16 Andrew Haley * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard against prev_cache_entry == NULL when moving a cache entry to the head of the list. 2005-12-16 Nathan Sidwell * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves. 2005-12-16 Jakub Jelinek PR rtl-optimization/24899 * loop.c (strength_reduce): Don't reduce giv that is not always computable and where add_val or mult_val can trap. * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only. 2005-12-16 Andreas Krebbel PR 24823 * flow.c (mark_used_dest_regs): New function. (mark_used_regs): Call mark_used_dest_regs. 2005-12-15 Jakub Jelinek * varasm.c (default_unique_section_1): Use special section names for SECCAT_DATA_REL{,_RO}{,_LOCAL}. 2005-12-15 Jan Hubicka PR target/24969 * i386.c (classify_argument): Properly adjust offset of bitfield for substructures. 2005-12-15 Eric Botcazou PR ada/18659 PR ada/18819 * doc/invoke.texi (Optimize Options): Document that -ftree-sra is not automatically enabled for the Ada compiler. 2005-12-15 Olivier Hainque * stor-layout.c (layout_type): Don't complain about a too small an array element type size compared to its alignment when the size overflows. 2005-12-14 Jeff Law PR tree-optimization/23838 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which represent a use and definition of the same SSA_NAME. 2005-12-14 Ulrich Weigand PR rtl-optimization/25310 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs of the eliminable register when substituting into a PLUS. 2005-12-14 Jakub Jelinek PR debug/25023 * config/i386/i386.c (ix86_force_to_memory): Always use SImode push for HImode in -m32. (ix86_free_from_memory): Likewise. PR target/25254 PR target/24188 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not DECL_P, call named_section_flags rather than named_section. Supply section flags to it. 2005-12-13 Jakub Jelinek PR debug/25023 PR target/25293 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING. Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity. * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw. Set mode to SI, adjust constraints. (pushhi2_rex64, pushqi2_rex64): Set mode to DI. * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for 32-bit code. 2005-12-13 Paul Brook * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for apcs/atpcs. 2005-12-13 Alan Modra * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define. 2005-12-12 Alan Modra PR target/25212 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern generated by reload. (print_operand): Check that both operands of indexed address are regs. (print_operand_address): Likewise. * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify. (INT_REG_OK_FOR_BASE_P): Correct. * config/rs6000/predicates.md (indexed_or_indirect_operand): Use indexed_or_indirect_address. (indexed_or_indirect_address): Don't test for base reg. Call address_operand last. Make it a special predicate. 2005-12-10 Mark Mitchell PR c++/25010 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that DECL_EXTERNAL functions have no bodies. Tidy. 2005-12-10 John David Anglin PR target/25258 * pa.c (som_text_section_asm_op): Use .NSUBSPA directive when changing to the text subspace to output debugging information. 2005-12-09 Bernd Schmidt * config/bfin/bfin.c: Include "cgraph.h". (bfin_load_pic_reg): Omit loading pic reg if in a local function. Return the reg that holds the pointer to the GOT. (bfin_expand_prologue): Use return value of bfin_load_pic_reg when doing stack checking. 2005-12-09 Ulrich Weigand PR target/25311 * config/s390/s390.c (struct s390_address): New field literal_pool. (s390_decompose_address): Compute literal_pool field. Do not assume register %r13 is always (and solely) used as pool base. (s390_extra_constraint_str): Use literal_pool field. 2005-12-09 Thiemo Seufer * config/mips/mips.c (override_options): Don't allow too small integers in FP registers. 2005-12-09 Alan Modra PR debug/24908 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that call_used_regs can't be used to save reg in another reg. 2005-12-09 Hans-Peter Nilsson PR target/23424 * recog.c (constrain_operands): Strip unary operators only ifndef KEEP_UNARY_OPERATORS_AT_CONSTRAINT_CHECKING. * reload.c (find_reloads): Ditto. * config/cris/cris.h (KEEP_UNARY_OPERATORS_AT_CONSTRAINT_CHECKING): Define. 2005-12-08 Zdenek Dvorak PR tree-optimization/25248 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use evolution_of_loop from the failed attempt. Remove handling of MULT_EXPR. 2005-12-08 Richard Guenther Backport from mainline 2005-11-28 Richard Guenther * c-common.c (strict_aliasing_warning): Handle all component-ref like accesses. 2005-11-24 Richard Guenther Dirk Mueller PR c++/14024 * c-common.h (strict_aliasing_warning): Declare. * c-common.c (strict_aliasing_warning): New function, split out from ... * c-typeck.c (build_c_cast): ... here. 2005-12-08 Andreas Krebbel Jakub Jelinek PR target/25268 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS argument. Don't drop outer ANDs. (s390_extra_constraint_str, print_shift_count_operand): Adjust callers. * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust prototype. * config/s390/predicates.md (setmem_operand): Remove. (shift_count_operand): Rename to... (shift_count_or_setmem_operand): ... this. Adjust s390_decompose_shift_count caller. * config/s390/s390.md (di3_31_and, di3_64_and, ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and, ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and, si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and, rotl3_and, setmem_long_and): New insns. (di3_31, di3_64, ashrdi3_cc_31, ashrdi3_cconly_31, ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64, si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl3, di3, ashrdi3): Use shift_count_or_setmem_operand instead of shift_count_operand. (setmem_long): Use shift_count_or_setmem_operand instead of setmem_operand. 2005-12-07 Adrian Straetling * config/s390/s390.c (s390_expand_atomic): New function. Adjust comment of helper functions. * config/s390/s390-protos.h (s390_expand_atomic): Declare. * config/s390/s390.md ("ATOMIC"): New code macro. ("atomic"): Corresponding new code attribute. ("sync_lock_test_and_set[hq]i", "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern. 2005-12-07 Adrian Straetling * config/s390/s390.c (s390_expand_mask_and_shift, struct alignment_context, init_alignment_context, s390_expand_cs_hqi): New. * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare. * config/s390/s390.md ("sync_compare_and_swaphi", "sync_compare_and_swapqi"): New pattern. 2005-12-07 Adrian Straetling * doc/md.texi: Adapt to implementation. 2005-12-07 Aldy Hernandez PR C++/24138 * tree.c (integer_all_onesp): Always return true if all bits on. * testsuite/g++.dg/init/array0.C: New. 2005-12-06 Andreas Schwab * opts.c (decode_options): Fix typo in message. 2005-12-06 Alan Modra PR other/13873 * longlong.h: Merge PPC tests from upstream. 2005-12-05 James E Wilson PR target/24934 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables is set. 2005-12-05 Geoffrey Keating * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so we don't go into an infinite loop. 2005-12-04 Joseph S. Myers * doc/invoke.texi, doc/standards.texi: Refer to gcc-4.1/c99status.html. 2005-12-02 Jakub Jelinek PR target/25199 * config/i386/i386.md (movqi_1): Only force imovx for alternative 5 if operand 1 is not aligned. Undo previous constraint change. * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN. 2005-12-02 Alan Modra PR middle-end/25176 * function.c (expand_function_end): Emit blockage for unwinder after return label. 2005-12-01 Richard Henderson * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL. 2005-11-30 Dale Johannesen Andrew Pinski PR rtl-opt/24930 * combine.c (find_split_point): Sign extend bitmask when changing bitfield assignment to IOR of AND. 2005-11-30 Kaveh R. Ghazi PR middle-end/25158 * builtins.c (fold_builtin_fputs): Defer check for missing replacement functions. 2005-11-30 Kean Johnston * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not simply its presense in case targets #define SUPPORTS_ONE_ONLY 0. 2005-11-30 Nathan Sidwell * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early clobber to scratch reg. (*decrement_and_branch_until_zero_no_clobber): Remove. (decrement_and_branch peephole): Add dummy scratch reg to pattern. (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2. * config/ms1/ms1.opt (mmul): Remove. * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names. (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002. 2005-11-30 Jeff Law * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI. 2005-11-28 Nathan Sidwell PR c++/21166 * c-decl.c (finish_struct): Only set DECL_PACKED on a field when its natural alignment is > BITS_PER_UNIT. * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08. * c-common.c (handle_packed_attribute): Ignore packing on a field whose type is naturally char aligned. 2005-11-30 Jakub Jelinek * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument. Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case. (ia64_expand_move): Adjust caller. * config/ia64/ia64.c (ia64_expand_atomic_op): Only use fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS negate VAL. 2005-11-29 Kaveh R. Ghazi PR middle-end/20109 PR middle-end/25120 * builtins.c (init_target_chars): New. (expand_builtin_printf, expand_builtin_fprintf, expand_builtin_sprintf, fold_builtin_sprintf, maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk, fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf): Check for matching format strings using the target charset. 2005-11-28 Alexandre Oliva PR libfortran/24991 * config/darwin.c (machopic_indirection_name, machopic_output_indirection): Follow transparent alias chain. 2005-11-28 Alexandre Oliva * varasm.c (ultimate_transparent_alias_target): Add comment. 2005-11-26 Roger Sayle PR middle-end/21309 * expmed.c (choose_mult_variant): Return immediately when mult_cost is less than zero. Limit mult_cost to a reasonable upper bound for the synthetic multiplication sequence. 2005-11-25 Kaveh R. Ghazi PR middle-end/25022 * builtins.c (expand_builtin_printf, expand_builtin_fprintf, fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf): Lookup the explicit replacement functions for any unlocked stdio builtin transformations. 2005-11-25 Volker Reichelt * fold-const.c (negate_mathfn_p): Fix comment. 2005-11-22 Eric Botcazou PR middle-end/22561 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF. 2005-11-22 Kazu Hirata PR target/23435 * m68k.md (zero_extendsidi2): Force operands[1] to a register if both operands[0] and operands[1] are memory. 2005-11-22 Jan Hubicka PR tree-optimization/24653 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions. 2005-11-23 Alan Modra PR target/24954 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix typo last change. 2005-11-22 Alan Modra PR middle-end/24950 * expmed.c (store_bit_field): Don't attempt to insv a field larger than the reg. 2005-11-22 Alan Modra PR target/24954 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use explicit sign extension, not a (char) cast. 2005-11-21 Joel Sherrill * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC which matches behavior of gcc 4.0 and older for RTEMS targets. The default now includes a linker group which makes the RTEMS one nest. 2005-11-21 David Edelsohn PR target/24953 * config/rs6000/predicates.md (vrsave_operation): Check UNSPEC_VOLATILE value. 2005-11-21 Paolo Bonzini PR target/24951 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and cst2 only for SPE vectors. 2005-11-21 Kazu Hirata PR middle-end/20583 * cse.c (cse_insn): Reject invalid forms of CONST earlier. 2005-11-20 Ian Lance Taylor PR rtl-optimization/24883 * combine.c (combinable_i3pat): When checking whether the destination of i3 is used in i3, consider paradoxical subregs. 2005-11-20 Richard Henderson PR 24931 * tree-sra.c (struct sra_elt): Add all_no_warning. (struct sra_walk_fns) : Add use_all argument. (sra_walk_expr): Pass it. (sra_walk_modify_expr): Likewise. (scalarize_ldst): Likewise. (scan_use): Update for new argument. (mark_no_warning): New. (scalarize_use): Use it. 2005-11-19 Richard Henderson PR tree-opt/24665 * tree-gimple.c (is_gimple_id): Export. * tree-gimple.h (is_gimple_id): Declare. * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New. (get_default_value): Use it. (maybe_fold_stmt_indirect): Likewise. 2005-11-20 Andreas Schwab PR target/24757 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp insn. 2005-11-19 Hans-Peter Nilsson PR middle-end/24912 PR middle-end/24750 * reload.c (find_reloads_address_1): Mention dependency on gen_reload. * reload1.c (gen_reload): For IN with an unary operation, try moving inner expression to OUT if trivial SET is not valid. Confirm that the result is valid. Move common code block into... (emit_insn_if_valid_for_reload): New function. 2005-11-19 Jakub Jelinek * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in fatal format string. 2005-11-18 Mark Mitchell * DEV-PHASE: Change to prerelease. 2005-11-18 James E Wilson * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before returning it. 2005-11-18 Mike Stump * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name. * config/darwin-c.c (darwin_pragma_unused): Likewise. * c-decl.c (lookup_name_two) Remove. * c-tree.h (lookup_name_two): Remove. * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add. * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add. (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME. * langhooks.h (lang_hooks_for_decls): Add lookup_name. 2005-11-18 Richard Earnshaw PR target/24914 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok when not generating code to use that co-processor. 2005-11-18 James A. Morrison * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node, add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that these functions are now in tree-phinodes.c. 2005-11-18 Jie Zhang * config/bfin/bfin.md (trap): New pattern. 2005-11-18 Richard Kenner * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds on types. * expr.c (expand_expr_real): Don't call record_block_change unless ib_boundaries_block is non-null * postreload.c (reload_cse_move2add): Don't try to work with BImode. * fold-const.c (build_range_check): Use proper type for subtraction when merging lower bound. 2005-11-18 Zdenek Dvorak PR rtl-optimization/24497 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of the copied insn. 2005-11-18 Zdenek Dvorak * tree-scalar-evolution.c (expression_expensive_p): New function. (scev_const_prop): Use compute_overall_effect_of_inner_loop. 2005-11-18 Bernd Schmidt * config/bfin/crtlibid.s: New file. 2005-11-17 John David Anglin PR target/24348 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config when not using sjlj exceptions. * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links. * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define. * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column. * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define. * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines. * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete. (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New defines. * config/pa/hpux-unwind.h: New file. 2005-11-17 Alexandre Oliva * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define. * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument. * varasm.c (do_assemble_alias): Adjust call. (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL is defined. * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it. 2005-11-17 James E Wilson * tree.def (FUNCTION_DECL): Correct typo in comment. 2005-11-17 Richard Henderson * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int. (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf. (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values. (dbx_reg_number): Don't assert particular registers here. (based_loc_descr): ... do it here instead. Fold in ... (eliminate_reg_to_offset): ... this function. (compute_frame_pointer_to_cfa_displacement): Fold in the effects of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET. * unwind-dw2.c (execute_cfa_program): Apply data align factor to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf. * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET. (instantiate_virtual_regs): Likewise. * var-tracking.c (adjust_stack_reference): Likewise. * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New. 2005-11-17 Bernd Schmidt * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s" * config/bfin/uclinux.h (STARFILE_SPEC): Likewise. * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add crtlibid.o. ($(T)crtlibid.o): New rule. 2005-11-16 Richard Guenther PR middle-end/24851 * fold-const.c (extract_array_ref): Return byte offset in all cases. (fold_binary): Fold &x[a] CMP &x[b] to a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow behavior. 2005-11-16 Richard Henderson PR middle-end/23497 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary parts of an SSA_NAME. 2005-11-16 Richard Earnshaw PR target/24861 * arm.md (split for movsf with immediate): Restrict split to insns that set a general register. 2005-11-16 Daniel Jacobowitz * config/ia64/unwind-ia64.c (uw_advance_context): New. Call uw_update_context. * unwind-dw2.c (uw_advance_context): Likewise. * unwind-sjlj.c (uw_advance_context): Likewise. Also call _Unwind_SjLj_Unregister. * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context. 2005-11-16 Daniel Jacobowitz * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case. 2005-11-16 Eric Botcazou * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode langhook to get a DImode integer type. 2005-11-16 Richard Henderson J"orn Rennecke Ulrich Weigand PR rtl-opt/24160 PR target/24621 * reload1.c (reg_equiv_invariant): New. (reload): Allocate, initialize, and free it. (calculate_needs_all_insns): Check it when skipping equivalence setting insns. (alter_reg): Likewise. (eliminate_regs_1): Rename from eliminate_regs. Add new may_use_invariant argument; only use reg_equiv_invariant when true. (eliminate_regs): New. (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in a context for which may_use_invariant may be true. 2005-11-16 Eric Botcazou * fold-const.c (const_binop): Don't constant fold the operation if the result has overflowed and flag_trapping_math. * simplify-rtx.c (simplify_const_binary_operation): Likewise. 2005-11-16 Daniel Jacobowitz * config/arm/unwind-arm.c (abort): Add prototype here. (UCB_FORCED_STOP_ARG): Correct typo in macro argument. (struct phase1_vrs): Add prev_sp. (unwind_phase2_forced): Save the original core registers instead of modifying entry_vrs. Take a new flag argument for resuming unwinding and set action flags accordingly. Always set _US_END_OF_STACK when get_eit_entry fails. Unwind before calling the stop function. (_Unwind_GetCFA): New function. (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced. (__gnu_Unwind_Resume_or_Rethrow): Likewise. (__gnu_Unwind_Resume): Do not unwind here for forced unwinding; just call unwind_phase2_forced. (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here. * config/arm/unwind-arm.h (abort): Remove prototype. (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to prototypes. (_Unwind_GetCFA): New prototype. * config/arm/pr-support.c (abort): Add prototype here. * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle forced unwinding. * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do not schedule the prologue with non-call exceptions and EABI. 2005-11-16 Nathan Sidwell * config/arm/unwind-arm.h: Reorder interface function declarations. (_URC_END_OF_STACK): New enumeration value. (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise. (struct _Unwind_Control_Block): Document reserved field use. (_Unwind_Stop_Fn): New typedef. (_Unwind_ForcedUnwind): Declare. (_Unwind_Resume_or_Rethrow): Declare. * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs argument. Adjust. (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New. * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN) (UCB_FORCED_STOP_ARG): New. (search_EIT_table): Update boundary condition checks. (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind. (unwind_phase2): Replace for with do..while. (unwind_phase2_forced): New. (__gnu_Unwind_RaiseException): Replace for with do..while. (__gnu_Unwind_ForcedUnwind): New. (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding. Use appropriate phase2 unwinder. (__gnu_Unwind_Resume_or_Rethrow): New. (__gnu_unwind_pr_common): Cope with forced unwinding. 2005-11-16 David Edelsohn PR target/24772 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC. * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2, roundsf2): Remove "s" from mnemonic. 2005-11-16 Bernd Schmidt * config/bfin/crti.s (__init, __fini): Use appropriate prologue if __PIC__ is defined. * config/bfin/crtn.s: Change epilogues to match. * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define. * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define __PIC__ and __pic__. 2005-11-16 Tobias Schl"uter PR 24357 * doc/invoke.texi: Distinguish between free and fixed form instead of Fortran and Fortran 90/95. Remove ratfor from the list of supported languages. * gcc.c (default_compilers): Remove double entries, add entries for suffixes '.F90' and '.F95'. 2005-11-16 Eric Botcazou * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug in the stack probing loop. 2005-11-15 David Edelsohn * configure.ac: Use .machine power5 not power5x. * configure: Regenerate. 2005-11-15 Mike Stump * c-decl.c (lookup_name_two): Add. * c-tree.h (lookup_name_two): Likewise. * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead. * config/darwin-c.c (darwin_pragma_unused): Likewise. 2005-11-16 Alan Modra PR rtl-optimization/23392 * regrename.c (enum scan_actions) Add mark_access. (scan_actions_name): Ditto. (scan_rtx_reg): Handle mark_access. (scan_rtx_address): Do nothing for mark_access. (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR and regs in REG_INC notes before closing chains for dead regs. Mark destination regs in REG_FRAME_RELATED_EXPR notes after opening chains for new writes. 2005-11-15 David Edelsohn * c.opt (ffixed-line-length-none): New. 2005-11-15 Steve Ellcey * mklibgcc.in: Change contents of eh_dummy.c. 2005-11-15 Daniel Jacobowitz * loop.c (scan_loop): Do not insert temporaries for hard registers. 2005-11-15 Daniel Jacobowitz * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead of making syscalls. * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also. 2005-11-15 Jan Hubicka * invoke.texi (large-unit-insns): Document. * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param. * params.def (large-unit-insns): New param. 2005-11-15 Hans-Peter Nilsson PR target/24869 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match special register for operand 3. Reindent constraints to align them vertically. 2005-11-14 David Edelsohn * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf, -mpopcntb, -mfprnd. Add -mcpu=power5+. * configure.ac: Add test for FP rounding instructions. * configure: Regenerate. * config.in: Regenerate. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if features enabled. * config/rs6000/rs6000.opt (mfprnd): New. * config/rs6000/rs6000.c (processor_target_table): Add power5+. (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND. * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+. * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+. (TARGET_FPRND): New. * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP, UNSPEC_FRIZ): New. (btrunc2): New. (ceil2): New. (floor2): New. (round2): New. 2005-11-14 Geoffrey Keating * gcc.c (version_compare_spec_function): Use fatal() rather than abort(). * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New. (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2). * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2) as empty. * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly link in crt2.o. * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending on -mmacosx-version-min setting. 2005-11-14 Diego Novillo PR 24840 * tree-vrp.c (infer_value_range): Return false if STMT is a block terminator and its basic block has no successors. 2005-11-14 Mike Stump * config/i386/i386.c (override_options): -masm=intel isn't supported on darwin. * doc/invoke.texi (i386 and x86-64 Options): Likewise. 2005-11-15 Joseph S. Myers * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and vfork after including auto-host.h. 2005-11-15 Alan Modra PR rtl-optimization/22002 * combine.c (distribute_notes): Detect cases where a reg dies two or more times in a bb, including on the insn we are combining, and place the death note on the correct range. 2005-11-14 Dale Johannesen * expmed.c (store_bit_field): Add offset unconditionally for memory targets. (extract_bit_field): Don't force extzv or extv operand into a register if field is too big. 2005-11-14 Daniel Jacobowitz * config/arm/arm.c (pic_labelno): New. (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a LABEL_REF. Pass only the labelno to PIC insns. (arm_call_tls_get_addr, legitimize_tls_address): Likewise. (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL. * arm.md (UNSPEC_PIC_LABEL): New constant. (pic_add_dot_plus_four, pic_add_dot_plus_eight) (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF. Use the correct label prefix. 2005-11-14 Daniel Jacobowitz * config/arm/arm.c (legitimize_tls_address): Use correct rtx for REQ_EQUIV note. 2005-11-14 Richard Earnshaw * loop-invariant.c: Include tm_p.h. * Makefile.in: Updated. 2005-11-13 John David Anglin * pa.c (store_reg): Revise generation of frame notes in large frames. (set_reg_plus_d): Likewise. 2005-11-13 Andrew MacLeod PR tree-optimization/24709 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite loop check. 2005-11-13 Eric Botcazou * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype and duplicate declaration of pthread_self. 2005-11-13 Eric Botcazou Ian Lance Taylor PR middle-end/24003 * calls.c (expand_call): If TARGET is a MEM and some part of the argument area has been saved, force TARGET to a register. 2005-11-13 Razya Ladelsky * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type checking. 2005-11-13 Jason Merrill PR c++/22489 * dwarf2out.c (gen_subprogram_die): Force a declaration die for lazily declared methods. (force_decl_die): Stop if forcing out the context already make a DIE for the decl. (force_type_die): Likewise. 2005-11-13 Andrew Pinski PR middle-end/24820 * builtins.c (integer_valued_real_p): Add break in REAL_CST having TREE_OVERFLOW set. 2005-11-13 Zdenek Dvorak * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting addressing modes during calculation of costs. 2005-11-12 Eric Botcazou * function.c (assign_stack_local_1): Restrict sanity check on frame size overflow to 32-bit and above platforms. 2005-11-12 Hans-Peter Nilsson * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define. * config/cris/cris.c: Include reload.h. (cris_initial_elimination_offset): New function. * config/cris/cris-protos.h: (cris_initial_elimination_offset): Prototype. 2005-11-12 Richard Guenther * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table. 2005-11-12 Jan Hubicka * expr.c (expand_expr_real_1): : Canonicalize to compare against 0 when possible. 2005-11-12 Jie Zhang * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES, HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers. * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers in the new order. 2005-11-12 Hans-Peter Nilsson * recog.c (constrain_operands) : For a match, require that a non-register matches general_operand when strict >= 0. 2005-11-11 Steven Bosscher * loop-invariant.c (move_loop_invariants): Fix a thinko in the previous checkin. 2005-11-11 Daniel Jacobowitz * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same) (memory_address_same): New. (dse_optimize_stmt): Call memory_address_same. 2005-11-12 Hans-Peter Nilsson PR middle-end/24750 * reload.c (find_reloads_address_1) : New cases. 2005-11-11 Daniel Jacobowitz * longlong.h (__clz_tab): Always provide. 2005-11-11 Steven Bosscher PR 24265 * loop-invariant.c (may_assign_reg_p): Make sure a hard register can be assigned to. (find_invariant_insn): Do the cheapest check, may_assign_reg_p, before check_maybe_invariant. (move_invariant_reg): Use gen_move_insn instead of replacing SET_DEST with the temporary for the invariant. (move_loop_invariants): If checking is enabled, do internal consistency checks after completing the pass. 2005-11-11 David Edelsohn PR 24644 * common.opt (Wvolatile-register-var): New. * varasm.c (make_decl_rtl): Only emit warning when option specified. Clarify warning message. * doc/invoke.texi (Wvolatile-register-var): Document new option. * doc/md.texi (copysign): Document standard named pattern. 2005-11-11 Jie Zhang * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing bytes when align is 2. * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed by the first instruction of the loop. 2005-11-11 Jason Merrill PR c++/24686 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore the cleanup list. 2005-11-11 Zdenek Dvorak PR rtl-optimization/22509 * local-alloc.c (memref_used_between_p): Check whether a function call could not reference the memref. 2005-11-11 Ulrich Weigand * postreload.c (reload_cse_simplify_operands): Fix bug in sorting algorithm so as to choose the best, not the worst, alternative. Reset accumulated register class before processing next alternative. 2005-11-11 Kaz Kojima PR target/24445 * calls.c (expand_call): Copy a return value to a plain register if needed. 2005-11-10 Alexandre Oliva PR target/24778 * varasm.c (assemble_name): Recompute name only for transparent aliases. 2005-11-10 Hans-Peter Nilsson * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from. 2005-11-04 Jeff Law PR middle-end/23181 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not perform reassociation if the parent statement will not die as a result of the optimization. 2005-11-10 Daniel Berlin * tree-ssa-alias.c (compute_may_aliases): Remove call to delete_old_heap_vars. * tree-dfa.c (referenced_var_remove): Remove function. * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars. (delete_tree_ssa): Remove call to delete_old_heapvars. Add call to delete_alias_heapvars. * tree-flow.h (referenced_var_remove): Remove prototype (init_alias_heapvars): New prototype. (delete_alias_heapvars): Ditto. * Makefile.in (tree-ssa-structalias.o): Add gt-tree-ssa-structalias.o (GTFILES): Add tree-ssa-structalias.h and tree-ssa-structalias.c. (s-gtype): Add gt-tree-ssa-structalias.h. * tree-ssa-structalias.c (heapvars): Remove. (oldheapvars): Remove. (heapvar_for_stmt): New variable. (heapvar_lookup): New function. (heapvar_insert): Ditto. (get_constraint_for): See if we have an old heapvar to reuse. (init_alias_heapvars): New function. (delete_alias_heapvars): Ditto. Add include of gt-tree-ssa-structalias.h. 2005-11-10 Eric Botcazou PR middle-end/22127 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext. 2005-11-10 Eric Botcazou * tree.c (int_fits_type_p): Only look at the base type if it has the same precision as the original type. 2005-11-10 Jakub Jelinek PR other/4372 * varasm.c (assemble_alias): Use %q+D in the error message instead of %J and %qD. 2005-11-10 Richard Guenther * gcse.c (free_ldst_entry): Only free hashtable if it exists. 2005-11-09 Eric Botcazou * function.c (assign_stack_local_1): Issue an error message if the frame size overflows in the signed target arithmetics. 2005-11-09 Eric Botcazou * tree.c (build_qualified_type): Chain the new type to the original type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is a POINTER_TYPE or a REFERENCE_TYPE respectively. (build_pointer_type_for_mode): Only return unqualified types. (build_reference_type_for_mode): Likewise. 2005-11-09 Jakub Jelinek * Makefile.in (gnucompare): Do comparison of all files using one of the chosen methods and only afterwards decide if just warning should be issued or comparison failure raised. 2005-11-09 Eric Botcazou * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn. (noce_try_abs): Negate if the comparison is reversed. Look only one instruction backwards for a REG_EQUAL note. 2005-11-09 Alexandre Oliva PR other/4372 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h, gthr-tpf.h: Define __gthrw. For all identifiers that might be weak, introduce weakrefs or non-weak aliases with __gthrw, and prefix all uses with __ghtrw. 2005-11-09 Alexandre Oliva PR other/4372 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New. (TREE_DEPRECATED): Adjust comment. Check for a DECL. * c-common.c (handle_weakref_attribute): New. (c_common_attribute_table): Add weakref. * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support in the assembler. * configure, config.in: Rebuilt. * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF. * doc/extend.texi: Document weakref attribute. * varasm.c (ultimate_transparent_alias_target): New (assemble_name): Use it. (weak_finish_1): Split out of... (weak_finish): ... and deal with weakrefs in... (weakref_targets): ... new list. (globalize_decl): Clean up weakref_targets. (do_assemble_alias): Handle weakrefs. (finish_aliases_1): Do not reject weakrefs to external symbols. (assemble_alias): Handle weakrefs. 2005-11-09 Richard Guenther PR tree-optimization/24716 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use t_bool to track results from follow_ssa_edge. 2005-11-09 Eric Botcazou * final.c (force_source_line): New global variable. (final_scan_insn): Set it to true instead of clearing last_filename. (notice_source_line): Return true if force_source_line is true, unless source info is absent. 2005-11-09 Andrew Pinski PR c/24644 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add a linkage name for a variable if it a register variable. * c-decl.c (grokdeclarator): Global register variables should be set as PUBLIC. 2005-11-09 Andreas Krebbel PR 24624 * config/s390/s390.c (struct s390_frame_layout): New fields first_save_gpr_slot and last_save_gpr_slot. (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue, s390_emit_epilogue, s390_initial_elimination_offset): Replaced first_save_gpr and last_save_gpr with the _slot variants. (s390_register_info): Calculate first_save_gpr_slot and last_save_gpr_slot using regs_ever_live. 2005-11-09 Andreas Krebbel PR 24623 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs for a function containing a landing pad. 2005-11-09 Andreas Krebbel PR 24034 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register is live afterwards. 2005-11-08 Bernd Schmidt * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS, MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New. 2005-11-09 Nathan Sidwell Add ms2 support * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New constants. (call,load,store): New insn types. (mem_access, branch_access): Adjust reservation conditions. (define_delay): Adjust condition. (decrement_and_branch_until_zero): Allow for ms2. Set branch type. (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2. (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store insn type. (call_internal, call_value_internal, return_internal, return_interrupt_internal, eh_return_internal, indirect_jump, tablejump): Set call insn type. (blockage, ei, di): Use appropriate unspec const. * config/ms1/ms1.c (ms1_flag_delayed_branch): New. (ms1_get_attr_type): Adjust to give load & store types. (ms1_final_prescan_insn): Adjust for new insn types. Don't look backwards past a barrier. (ms1_override_options): Accept ms2 arch. Copy and reset delayed branch scheduling. (struct branch_info, struct label_info): New. (ms1_labels): New. (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New. (ms1_machine_reorg): New. (TARGET_MACHINE_DEPENDENT_REORG): Override. * config/ms1/crtn.asm: Add nop for ms2 JAL hazard. * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2. (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2. (TARGET_MS2): New. 2005-11-09 Per Bothner Uros Bizjak PR c/24101 * toplev.c (process_options): Initialize debug_hooks early in case lang_hooks.post_options ends up calling a debug_hook. 2005-11-08 Jakub Jelinek * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume DBX_REGISTER_NUMBER being contiguous. 2005-11-08 James A. Morrison Diego Novillo PR 23046 * tree-vrp.c (register_edge_assert_for): Do not register always-false predicates. 2005-11-08 Devang Patel PR tree-optimization/23115 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by relation. 2005-11-08 Joseph S. Myers * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=440. 2005-11-08 Daniel Berlin Fix PR tree-optimization/23382 * tree-ssa-alias.c (compute_may_aliases): Call delete_old_heap_vars. * tree-dfa.c (referenced_var_remove): New function. * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars. * tree-flow.h (referenced_var_remove): Add prototype. (delete_old_heap_vars): Ditto. * tree-ssa-structalias.c (heapvars): New variable. (oldheapvars): Ditto. (get_constraint_for): Put heap vars on heapvars list. (delete_old_heap_vars): New function. 2005-11-08 Jason Merrill * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK. 2005-11-08 Uros Bizjak PR target/19340 * reg-stack.c (reg_to_stack): Update register liveness also for flag_sched2_use_traces. 2005-11-08 Alan Modra PR target/23704 * config/rs6000/rs6000.c (rs6000_handle_option ): Don't override prior explicit -mno-powerpc-gfxopt. 2005-11-07 Eric Botcazou * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns if the bitsize is zero. * doc/md.texi (Standard Pattern Names): Document it. * config/ia64/ia64.c (ia64_pass_by_reference): Delete. (TARGET_PASS_BY_REFERENCE): Likewise. 2005-11-07 Ian Lance Taylor PR rtl-optimization/24683 * config/i386/i386.c (legitimize_pic_address): If constant operand to PLUS is too large, put it in a register. 2005-11-07 Jie Zhang * configure.ac: Enable checking assembler dwarf2 support for bfin target. * configure: Regenerate. 2005-11-07 Paolo Bonzini PR target/24230 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same, gen_easy_vector_constant_add_self): Delete. (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant): New. (output_vec_const_move): Use gen_easy_altivec_constant. (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE. * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests. (easy_vector_constant_add_self): Rewritten. * config/rs6000/rs6000-protos.h (easy_vector_splat_const, easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype. (easy_altivec_constant, gen_easy_altivec_constant): Add prototype. * config/rs6000/altivec.md (easy_vector_constant_add_self splitters): Macroize and adjust for the other changes. 2005-11-07 Paolo Bonzini PR c/24599 * c-typeck.c (build_c_cast): Try using a shared constant, and see if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed. 2005-11-07 Jakub Jelinek PR rtl-optimization/23567 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function. (noce_process_if_block): Don't do any optimizations except if (cond) x = x; if !set_b and write into orig_x may trap or fault. Remove the MEM_READONLY_P check. 2005-11-06 Diego Novillo PR 24670 * tree-vrp.c (fix_equivalence_set): New. (extract_range_from_assert): Call it. 2005-11-05 Ian Lance Taylor PR target/22432 * combine.c (apply_distributive_law): Don't distribute across a vector mode subreg. 2005-11-05 Kazu Hirata * c-typeck.c, config/i386/netware.h, config/m32c/cond.md, config/ms1/ms1.h, config/rs6000/predicates.md, config/s390/s390.c, params.def, postreload-gcse.c, tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c, tree-vrp.c, tree.c: Fix comment typos. * doc/invoke.texi: Fix typos. 2005-11-05 Sebastian Pop * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS for testing whether the data_dependence_relation contains distance vectors. Iterate over all distance vectors of the ddr. * lambda.h: Define a vec of lambda_vector pointers. * tree-data-ref.c (dump_data_dependence_relation, dump_data_dependence_direction): Iterate over all distance and direction vectors of the ddr. (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and DDR_DIST_VECTS. (build_classic_dist_vector, build_classic_dir_vector): Push a set of distance/direction vectors instead of a single one. * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist lambda_vectors with a vec of lambda_vectors. (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec. (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS, DDR_NUM_DIST_VECTS): New. * tree-loop-linear.c (gather_interchange_stats): Test for the existence of distance vectors only after having checked that there is a dependence. Iterate over all distance vectors of the ddr. (linear_transform_loops): Use dump_data_dependence_relation. * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the distance vectors of the ddr. 2005-11-05 Bernd Schmidt * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save, expand_prologue_reg_save, expand_epilogue_reg_restore): New argument IS_INTHANDLER; all callers changed. (n_regs_saved_by_prologue): Take interrupt handler attributes into account. (do_link, do_unlink): New argument ALL; all callers changed. (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue): If function isn't leaf, save and restore all registers. (bfin_function_ok_for_sibcall): Only true if not an interrupt or exception handler. 2005-11-05 Jan Hubicka PR rtl-optimization/23490 * doc/invoke.texi (max-predicted-iterations, max-cse-insns, max-flow-memory-location): Document. * flow.c: Include params.h (MAX_MEM_SET_LIST_LEN): Kill. (add_to_mem_set_list): Use new param. * cse.c (cse_basic_block): Replace 1000 by new param. * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS, PARAM_MAX_FLOW_MEMORY_LOCATIONS): New. * predict.c (predict_loops): Use new param. * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove. * ipa-inline.c (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining, cgraph_decide_inlining_incrementally): Do not hold memory returned by cgraph_node_name across other call. 2005-11-04 Hans-Peter Nilsson PR target/23424 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"): Disable. 2005-11-04 Jeff Law PR/21883 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM. * tree-ssa-dom.c: Include params.h. (thread_across_edge): If there are too many statements in the target block, then do not thread through it. * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H). * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM. 2005-11-03 Diego Novillo PR 24627 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use TODO_update_ssa instead of TODO_update_ssa_no_phi. 2005-11-04 Sebastian Pop PR/18595 * tree-scalar-evolution.c (instantiate_parameters_1, instantiate_parameters, resolve_mixers): Compute the size of an expression to be instantiated and give up the instantiation if the size exceeds PARAM_SCEV_MAX_EXPR_SIZE. 2005-11-04 Richard Guenther * tree-flow.h (ref_contains_indirect_ref): Rename to array_ref_contains_indirect_ref. * tree-flow-inline.h (ref_contains_indirect_ref): Likewise. (array_ref_contains_indirect_ref): Make comment match the code and vice-versa. (ref_contains_array_ref): Likewise. * tree-ssa-structalias.c (find_func_aliases): Remove call to ref_contains_indirect_ref. * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Rename calls to ref_contains_indirect_ref. 2005-11-04 Paul Brook * config/arm/arm.c (arm_load_pic_register): Pass extra reg to gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight. (arm_call_tls_get_addr, legitimize_tls_address): Likewise. * config/arm/arm.md: Use match_operand in peephole input templates and match_dup in peephole output templates. 2005-11-04 Daniel Jacobowitz * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and __aeabi_uidiv. 2005-11-04 Mark Mitchell Daniel Jacobowitz * longlong.h (add_ssaaaa): Clobber condition code register in ARM version. (sub_ddmmss): Likewise. (umul_ppmm): Likewise. 2005-11-04 Daniel Jacobowitz Paul Brook Phil Blundell * configure.ac: Add test for ARM TLS support. * configure: Regenerated. * config/arm/arm-protos.h (legitimize_tls_address) (arm_tls_referenced_p, tls_mentioned_p) (arm_output_addr_const_extra): New prototypes. (thumb_legitimize_pic_address): Delete. * config/arm/arm.c: Include "gt-arm.h". (enum tls_reloc): New. (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand) (pcrel_constant_p, get_tls_get_addr, arm_load_tp) (arm_call_tls_get_addr, legitimize_tls_address) (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p) (arm_init_tls_builtins, arm_emit_tls_decoration) (arm_output_addr_const_extra): New functions. (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM) (TARGET_HAVE_TLS): Define. (target_thread_pointer): New. (arm_override_options): Handle -mtp=. (legitimize_pic_address): Ignore UNSPECs. (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC relative symbols. (arm_legitimize_address, thumb_legitimize_address): Handle TLS. (tls_get_addr_libfunc): New variable. (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS. (arm_init_builtins): Call arm_init_tls_builtins. (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER. (arm_encode_section_info): Call default_encode_section_info. * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define. (enum arm_tp_type): New. (target_thread_pointer): Add declaration. (LEGITIMATE_CONSTANT_P): Handle TLS. (LEGITIMATE_PIC_OPERAND_P): Handle TLS. (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra. (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER. * config/arm/arm.md: Add UNSPEC_TLS. (movsi): Handle TLS. (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for non-PIC. (tls_load_dot_plus_eight): New insn and a peephole to create it. (load_tp_hard, load_tp_soft): New insns. * arm.opt: Add -mtp=. * doc/invoke.texi (ARM Options): Document -mtp. 2005-11-04 Daniel Jacobowitz * config/arm/lib1funcs.asm: Don't include "libunwind.S". * config/arm/libunwind.S: Include "lib1funcs.asm". * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind. (LIB2ADDEH): Add libunwind.S. (LIB2ADDEHDEP): Add lib1funcs.asm. * mklibgcc.in: Handle asm files in libgcc_eh.a. 2005-11-04 Francois-Xavier Coudert PR fortran/18452 * gcc/c.opt: Add a -lang-fortran option. * gcc/c-opts.c: Add a lang_fortran flag. (c_common_init_options): Handling the -lang-fortran option. (c_common_handle_option): Add a case for Fortran options in preprocessing. Remove cases for -ffixed-form and -ffixed-line-length. Add a case for -lang-fortran. 2005-11-03 David Edelsohn * config/rs6000/rs6000.c: Include params.h (optimization_options): Set max-grow-copy-bb-insns default to 16. (bdesc_2arg): Delete vpkuhss and vpkuwss. * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete. (UNSPEC_VPKUWSS): Delete. (altivec_vpkuhss): Delete. (altivec_vpkuwss): Delete. * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from final condition. (neg_eq0): Remove final condition. (neg_eq): Remove condition and split-condition. 2005-11-04 Alan Modra * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT. Use associated print macros. 2005-11-03 Joseph S. Myers PR c++/17964 * diagnostic.c (diagnostic_set_info_translated): New function. (diagnostic_set_info): Use it. Add comment. * diagnostic.h (diagnostic_set_info_translated): Declare. 2005-11-03 Eric Botcazou * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'. On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect reference only if 'public' is true. (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms, emit the .hidden directive only if the indirect reference is public. (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'. Pass it to dw2_force_const_mem. * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'. * dwarf2out.c (output_cfi): Adjust calls to above function. (output_call_frame_info): Likewise. * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object as 'public' argument to dw2_asm_output_encoded_addr_rtx. 2005-11-03 Zdenek Dvorak PR tree-optimization/24483 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest field to elts if possible. 2005-11-03 Andrew Pinski PR middle-end/23155 * gimplifier.c (gimplify_expr): Create a temporary for lvalue CONSTRUCTOR. 2005-11-03 Daniel Berlin Fix PR tree-optimization/24351 * tree-ssa-structalias.c (struct variable_info): Add collapsed_into. (get_varinfo_fc): New function to follow collapsing. (new_var_info): Set collapsed_to to NULL. (dump_constraint): Follow collapsing. (build_constraint_graph): Handle collapsing. (do_simple_structure_copy): Return false if something bad happened. (collapse_rest_of_var): New function. (do_structure_copy): Collapse if do_simple_structure_copy returns false. 2005-11-03 Andrew Pinski PR middle-end/24589 * gimplify.c (gimplify_expr) : Add the expressions to a statement list instead of gimplifying them. 2005-11-03 Eric Botcazou PR rtl-optimization/23585 * rtlanal.c (rtx_addr_can_trap_p_1) : Return 0 for an address that can't trap plus a constant integer, if the mode has zero size. 2005-11-03 Ulrich Weigand PR target/24620 * config/s390/s390.md ("*insv_reg_imm"): Accept any CONST_INT as operand 2. ("*insv_reg_extimm"): Likewise. 2005-11-03 Joseph S. Myers PR c/24329 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if c_common_type_for_mode returns an unnamed type. 2005-11-02 Richard Henderson PR target/9350 PR target/24374 * dwarf2out.c (dwarf2out_reg_save_reg): New. (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec. * function.c (assign_parms): Use calls.internal_arg_pointer. (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN code. * target-def.h (TARGET_INTERNAL_ARG_POINTER): New. (TARGET_CALLS): Add it. * target.h (struct gcc_target): Add calls.internal_arg_pointer. * targhooks.c (default_internal_arg_pointer): New. * targhooks.h (default_internal_arg_pointer): Declare. * tree.h (dwarf2out_reg_save_reg): Declare. * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove. * config/i386/i386.c (dbx_register_map): Add return column. (dbx64_register_map, svr4_dbx_register_map): Likewise. (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New. (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New. (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer. (ix86_save_reg): Save force_align_arg_pointer. (ix86_emit_save_regs): Make regno unsigned. (ix86_emit_save_regs_using_mov): Likewise. (ix86_expand_prologue): Handle force_align_arg_pointer. (ix86_expand_epilogue): Likewise. * config/i386/i386.h: (dbx_register_map): Update. (dbx64_register_map, svr4_dbx_register_map): Update. (struct machine_function): Add force_align_arg_pointer. * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New. (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber. (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P. 2005-11-02 Jan Hubicka PR target/23303 * i386.md: Add peep2 for simplyfing array accesses. 2005-11-02 Ulrich Weigand PR target/24615 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare. * config/s390/s390.c (s390_decompose_shift_count): New function. (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count. (print_shift_count_operand): Use s390_decompose_shift_count. * config/s390/predicates.md ("setmem_operand", "shift_count_operand"): Use s390_decompose_shift_count. Do not accept any non-base hard regs. 2005-11-02 Ulrich Weigand PR target/24600 * loop.c (loop_givs_rescan): Use force_operand to expand complex GIVs. 2005-11-02 Andrew Pinski PR 22429 * fold-const.c (build_range_check): Use unsigned when signed overflow is undefined also. If etype is subtype, make sure that the subtraction is in the supertype. 2005-11-02 Richard Henderson PR target/24178 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given by MEM_ALIGN. 2005-11-01 Richard Henderson PR 21518 * loop.c (scan_loop): Do not propagate computations to a hard register destination with SMALL_REGISTER_CLASSES. 2005-11-01 Joseph S. Myers * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra costs for MULT inside PLUS or MINUS. 2005-11-01 Bob Wilson * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding. (TRAMPOLINE_SIZE): Round up to 60. * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise. 2005-10-31 James E. Wilson PR debug/24444 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO ifdef. Put ifdefs around call in gen_subprogram_die. (compute_frame_pointer_to_cfa_displacement): Likewise. (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is not defined. PR rtl-optimization/17356 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code, add check for CALL_INSN if EDGE_ABRNOMAL_CALL true. 2005-10-31 Jan Hubicka PR middle-end/24093 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative PR target/20928 * i386.c (legitimize_pic_address): Deal with large immediates. PR profile/20815 * coverage.c (coverage_checksum_string): Fix code to stip random seeds from symbol names while computing checkup. PR profile/24487 * predict.c (predict_loops): Do not estimate more than MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic. * predict.def (MAX_PRED_LOOP_ITERATIONS): Define. 2005-10-31 Andrew MacLeod PR tree-optimization/19097 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts. 2005-10-31 J"orn Rennecke * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account. 2005-10-31 Andrew Pinski PR middle-end/23492 * tree-inline.c (setup_one_parameter): If the init_stmt is NULL, don't insert the statement. 2005-10-30 Jan Hubicka PR tree-optimization/24172 * tree-inline.c (copy_body_r): Unshare the substituted value first. 2005-10-30 Hans-Peter Nilsson * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode constants for hosts with long != 32 bits. 2005-10-28 Andreas Krebbel PR middle-end/24093 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value. 2005-10-28 Aldy Hernandez * config/ms1/ms1.h (TARGET_MS1_64_001): New. (TARGET_MS1_16_002): New. (TARGET_MS1_16_003): New. * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite. ("*decrement_and_branch_until_zero_no_clobber"): New. Add corresponding splitter for decrement_and_branch_until_zero instruction. Key all decrement_and_branch_until_zero patterns off of TARGET_MS1_16_003. 2005-10-28 Andrew Pinski PR middle-end/24362 * tree-complex.c (extract_component): Treat RESULT_DECL like the rest of the decls. 2005-10-25 Eric Botcazou * config/ia64/ia64.c (ia64_output_function_profiler): Emit an indirect call to _mcount if the function needs a static chain. 2005-10-25 Eric Botcazou Caroline Tice PR rtl-optimization/24460 * dwarf2out.c (have_switched_text_sections): New boolean variable. (dwarf2out_switch_text_section): Set it to true instead of incrementing separate_line_info_table_in_use. (output_loc_list): Additionally test have_switched_text_sections. (output_ranges): Likewise. (dwarf2out_finish): Likewise. * varasm.c (assemble_start_function): Do not call insert_section_boundary_note. (assemble_end_function): If flag_reorder_blocks_and_partition, switch to the function's section before emitting the .size directive. * bb-reorder.c (insert_section_boundary_note): Staticify. (rest_of_handle_reorder_blocks): Call insert_section_boundary_note. * output.h (insert_section_boundary_note): Delete. 2005-10-24 Andrew Pinski PR c/23103 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p instead of pointer equality when comparing types. 2005-10-24 James E. Wilson * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two add_dependence_list_and_free calls. 2005-10-24 Steven Bosscher * contrib.texi: Add the names of the LLNL folks who donated Cray pointer support for gfortran. 2005-10-24 Steven Bosscher PR tree-optimization/24225 * profile.c (branch_prob): Look from end to start through a basic block when looking for a locus. 2005-10-24 Richard Henderson * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in parallel. (hppa_expand_prologue): Likewise. 2005-10-24 John David Anglin * pa-linux.h (NO_PROFILE_COUNTERS): Delete define. (NO_DEFERRED_PROFILE_COUNTERS): Define. * pa.h (NO_PROFILE_COUNTERS): Define. * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined. (funcdef_nos): New vector to hold label numbers of deferred profile counters. (output_deferred_profile_counters): New function. (hppa_profile_hook): Push label number onto funcdef_nos. (pa_hpux_file_end): Call output_deferred_profile_counters if NO_DEFERRED_PROFILE_COUNTERS is false. * pa-protos.h (get_deferred_plabel): New prototype. * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel. Make global. (output_call): Adjust calls. 2005-10-24 Alan Modra * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain peculiarity of GOT/TOC section usage. 2005-10-23 Andrew Pinski PR objc/24435 * c-common.c (constant_string_class_name): Add documentation. 2005-10-23 Kaz Kojima PR target/23832 * recog.c (peephole2_optimize): Increment peep2_current_count only when the slot is empty. 2005-10-23 John David Anglin PR ada/23957 * except.c (output_function_exception_table): Call assemble_external_libcall if we need a personality function. 2005-10-21 Eric Botcazou PR rtl-optimization/24460 * bb-reorder.c (fix_crossing_unconditional_branches): Do not set the basic block for barriers. 2005-10-21 Janis Johnson * var-tracking.c (vt_initialize): Initialize post. 2005-10-21 Devang Patel PR/24220 * c-common.c (vector_types_convertible_p): Check vector element type. 2005-10-21 Kaz Kojima * config/sh/sh.c (prepare_move_operands): Handle the address constant which is a tls symbolic address plus a constant. 2005-10-21 Andrew Pinski PR driver/24473 * gcc.c (main): Use the correct counter for erroring out about mulitple files. 2005-10-21 Alan Modra PR target/24465 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always use r2 for 64-bit tls .got access. 2005-10-21 Paolo Bonzini * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and TRUTH_OR_EXPR. 2005-10-20 Steven Bosscher PR tree-optimization/24307 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR. 2005-10-20 Alexandre Oliva PR middle-end/24295 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark alias targets. * varasm.c (find_decl_and_mark_needed): After cgraph global info is ready, stop marking functions, but still mark variables. 2005-10-20 Richard Guenther PR c++/24439 * fold-const.c (invert_truthvalue): Handle COND_EXPR with void type operands. 2005-10-20 Eric Botcazou PR rtl-optimization/23585 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from... (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1. (may_trap_p_1): New predicate extracted from... (may_trap_p): ... here. Invoke may_trap_p_1. (may_trap_or_fault_p): New predicate. * rtl.h (may_trap_or_fault_p): Declare it. * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p instead of may_trap_p. (steal_delay_list_from_fallthrough): Likewise. (fill_simple_delay_slots): Likewise. (fill_slots_from_thread): Likewise. * function.c (pad_to_arg_alignment): Rework comment about SPARC_STACK_BOUNDARY_HACK. * config/sparc/sparc.h: Likewise. 2005-10-19 Adrian Straetling * config/s390/s390.c (s390_expand_insv): New. * config/s390/s390-protos.h (s390_expand_insv): Declare. * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM". ("icm_hi"): Remove mode attribute. ("*sethigh"): Rewrite to "sethighpart". Adjust all uses. ("*extracthi", "*extractqi"): Remove. (extv", "*extzv"): New. ("insv", "*insv_mem_reg", "*insvdi_mem_reghigh", "*insv_reg_imm", "*insv_reg_extimm"): New. 2005-10-19 Ulrich Weigand * cfgexpand.c (discover_nonconstant_array_refs_r, discover_nonconstant_array_refs): Move here from tree-outof-ssa.c (tree_expand_cfg): Call discover_nonconstant_array_refs. * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to discover_nonconstant_array_refs. 2005-10-19 Steven Bosscher PR c/23228 * c-decl.c (pop_scope): Don't warn about an unused variable if it is marked with TREE_NO_WARNING. (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl somenow mismatch and olddecl is to be replaced. 2005-10-19 Eric Botcazou PR middle-end/23199 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect whether registers live on the edge can be saved/restored. 2005-10-19 Kaz Kojima * config/sh/sh.c (fixup_mova): Skip notes. 2005-10-19 Ulrich Weigand * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype. * config/s390/s390.c (s390_hard_regno_rename_ok): New function. (s390_can_eliminate): Handle BASE_REGNUM elimination. (s390_initial_elimination_offset): Likewise. (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed register on TARGET_ZARCH targets. * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define (INITIAL_FRAME_POINTER_OFFSET): Remove. (REG_ALLOC_ORDER): Move BASE_REGNUM lower. (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule. 2005-10-19 Andreas Krebbel * config/s390/s390.md: Comment describing output modifiers updated. * config/s390/s390.c (print_operand): Likewise. 2005-10-19 Andreas Krebbel * config/s390/s390.c (override_options): Added check for -mstack-size 64k limitation. * doc/invoke.texi: Mention that limit in the documenation. 2005-10-18 Paolo Bonzini PR #19672 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here. 2005-10-18 Daniel Berlin Fix PR tree-optimization/24231 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names (compute_avail): Ditto. 2005-10-18 Richard Henderson PR target/24428 * config/i386/i386.c (legitimate_constant_p): Check SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF if LABEL_REF. (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly. (legitimate_pic_address_disp_p): Reorg CONST checking to make sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL directly. (print_operand_address): Likewise. * config/i386/predicates.md (x86_64_immediate_operand): Test SYMBOL_REF_TLS_MODEL properly inside CONST. (x86_64_zext_immediate_operand): Likewise. (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand, initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove. * config/i386/i386-protos.h: Remove predicates.md entries. 2005-10-18 Danny Smith * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Check that elements of TYPE_METHODS are FUNCTION_DECLs. 2005-10-17 Alexey Starovoytov Ian Lance Taylor PR middle-end/23522 * fold-const.c (fold_widened_comparison): Do not allow range based constant folding when right operand cannot be unwidened. 2005-10-17 Richard Henderson * builtins.c (expand_builtin_synchronize): Build a new-style asm with a memory clobber. 2005-10-17 James E Wilson PR rtl-optimization/17356 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before checking for EDGE_EH. 2005-10-17 Eric Botcazou * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align the slot on an even boundary for any type with 16-byte alignment. 2005-10-17 Hans-Peter Nilsson PR target/23424 * md.texi (Modifiers) <%>: Clarify that % doesn't work after register allocation. 2005-10-17 DJ Delorie * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns as frame related. 2005-10-17 Nathan Sidwell PR c++/22551 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of overflow flags. 2005-10-17 Kaz Kojima * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns to 2 if it's already non-zero. (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions is set and warn about it if flag_schedule_insns is 1. 2005-10-17 Paul Woegerer * config/crx/crx.md: Compare-and-branch instructions need to invalidate CC. 2005-10-17 Uros Bizjak PR target/24315 * config/i386/i386.md (*pushdi2_rex64 splitter) (*movdi_1_rex64 splitter, *ashldi3_1 splitter) (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after flow2 pass only when (optimize > 0 && flag_peephole2). 2005-10-16 Andrew Pinski PR driver/22544 * gcc.c (have_c): New static variable. (have_o): Likewise. (process_command): Remove declation of have_c. Set have_o to 1 when handling -o. (main): Add a fatel error if there are multiple files specified and -o and -c/-S is passed witout -combine or multiple languages. 2005-10-16 Daniel Berlin Fix PR tree-optimization/22444 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Assert that we don't hit something with subvars. (setup_pointers_and_addressables): Don't add things with subvars, because we'll already process the subvars for aliasing purposes. 2005-10-16 Hans-Peter Nilsson PR target/23424 * config/cris/cris.md ("*mov_side", "*mov_sidesisf") ("*mov_side_mem", "*mov_sidesisf_mem", "*clear_side") ("*ext_sideqihi", "*ext_sidesi", "*op_side") ("*op_swap_side", "*extopqihi_side", "*extopsi_side") ("*extopqihi_swap_side", "*extopsi_swap_side"): Have separate, swapped, alternatives for the R constraint. PR middle-end/24341 * builtins.c (get_builtin_sync_mode): Make unlimited mode_for_size request. 2005-10-15 Richard Henderson * gimplify.c (gimplify_var_or_parm_decl): Split out from ... (gimplify_expr): ... here. (gimplify_compound_lval): Use it in initial scan loop. Allow fb_lvalue in base expression. 2005-10-15 Richard Henderson PR 23714 * builtins.c (expand_builtin_trap): Export. * expr.h (expand_builtin_trap): Declare. * expr.c (expand_assignment): Emit a trap for integral offsets from registers that weren't reduced to bitpos. * tree-cfg.c (mark_array_ref_addressable_1): Remove. (mark_array_ref_addressable): Remove. * tree-flow.h (mark_array_ref_addressable): Remove. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it. 2005-10-15 James E Wilson PR target/24232 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers. (add_dependence_list_and_free): Likewise. (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p call. 2005-10-15 Diego Novillo PR 23141 PR 23142 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence sets VR0->EQUIV and VR1->EQUIV when meeting a range and an anti-range. (vrp_visit_phi_node): Only prevent infinite iterations when the previous result and the new result are both VR_RANGEs. 2005-10-15 Ranjit Mathew * tree-into-ssa.c (mark_def_sites): Correct minor typo in function comment. 2005-10-14 Volker Reichelt PR c/23439 * c-parser.c (c_parser_for_statement): Use location of RID_FOR to initialize loc. 2005-10-14 Per Bothner PR preprocessor/21250 * c-ppoutput.c (print_line): Print internal line 0 as 1. 2005-10-14 Nathan Sidwell PR c++/22551 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's overflow flags. Refactor some conditionals. 2005-10-13 Andrew Pinski PR tree-opt/21304 * tree-dfa.c (add_referenced_var): Only look at decls which have TREE_CONSTANT or TREE_READONLY set instead of if !TREE_PUBLIC or !TREE_CONSTANT. 2005-10-13 James E Wilson * doc/invoke.texi: For -x, add f95-cpp-input. * doc/install.texi: For --enable-languages doc, change f95 to fortran. 2005-10-12 Sebastian Pop PR tree-optimization/24262 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant in loop all the time. 2005-10-12 Richard Henderson PR c/24255 * tree.h (DECL_TRANSPARENT_UNION): Remove. * function.c (assign_parm_find_data_types): Don't support it. * print-tree.c (print_node): Likewise. * c-common.c (handle_transparent_union_attribute): Likewise. Use build_duplicate_type. * tree-inline.c (remap_type_1): Split out of remap_type; properly remap aggregate fields. (build_duplicate_type): New. * doc/extend.texi (Variable Attributes): Remove documentation for transparent_union. 2005-10-12 Eric Botcazou PR target/24284 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand. (gen_stack_pointer_dec): Likewise. 2005-10-12 Danny Smith PR middle-end/21275 PR middle-end/21766 * target.h (struct gcc_target): Add valid_dllimport_attribute_p target hook. (struct cxx): Add adjust_class_at_definition target hook. * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define, defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to hook_void_tree. Add to TARGET_CXX. * tree.h (struct decl_with_vis): Rename non_addr_const_p field to dllimport_flag. (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro. * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P instead of attribute. Check for dllexport override. Warn if inconsistent dll linkage. Don't lose old dllimport if decl has had address referenced. Tweak lookup of dllimport atribute. (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p for target specific rules. Don't add dllimport attribute if DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding dllimport attribute. (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P. * varasm.c (initializer_constant_valid_p): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P PR target/21801 PR target/23589 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to 'cxx_target_objs', winnt-stubs,o to 'extra_objs'. (i[34567]86-*-mingw32*): Likewise. * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document. (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document. * config/i386/winnt.c (i386_pe_dllimport_p): Factor out C++-specific code. Change return value to bool. (i386_pe_dllimport_p): Likewise. (associated_type): Simplify and make language-independent (i386_pe_encode_section_info): Replace override of ambiguous dllimport symbol refs with a gcc_assert. (i386_pe_valid_dllimport_attribute_p): Define. * config/i386/winnt-cxx.c: New file. Define C++ versions of i386_pe_type_dllimport_p, i386_pe_type_dllexport_p, i386_pe_adjust_class_at_definition. * config/i386/winnt-stubs.c: New file. Define stub versions of lang-specific functions. * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions i386_pe_type_dllimport_p, i386_pe_type_dllexport_p, i386_pe_adjust_class_at_definition. (i386_pe_valid_dllimport_attribute_p): Declare. * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define. (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define. * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o. PR target/19704 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for dllimport attribute with test of DECL_DLLIMPORT_P. 2005-10-12 Adrian Straetling * combine.c (make_extraction): Correct offset computation. 2005-10-12 Hans-Peter Nilsson * config/cris/t-linux (LIMITS_H_TEST): Define. 2005-10-12 Richard Henderson PR rtl-opt/23324 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p. 2005-10-12 Richard Guenther * Makefile.in (CGRAPH_H): Depend on $(TREE_H). 2005-10-12 Nathan Sidwell PR c++/19964 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid type. 2005-10-12 Richard Guenther PR c++/23799 * varasm.c (output_constant): Correct typo from previous patch by DJ. 2005-10-11 Ian Lance Taylor PR rtl-optimization/13931 * combine.c: Revert patch of 2003-05-14, and: (try_combine): Only set elim_i1 and elim_i2 if the destination is completely killed in the appropriate insn. (distribute_notes): Don't skip multiple hard register test for elim_i1 and elim_i2. 2005-10-11 Richard Henderson PR c/24255 * c-typeck.c (convert_for_assignment): Use build_constructor_single to initialize a transparent union instead of a nop_expr. 2005-10-11 Richard Henderson * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H. * tree-ssa-dce.c: Include tree-scalar-evolution.h. (tree_ssa_dce_loop): Call scev_reset. PR tree-opt/24300 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H. * tree-ssa-dce.c: Include cfgloop.h. (tree_ssa_dce_loop, pass_dce_loop): New. * tree-pass.h (pass_dce_loop): Declare it. * passes.c (init_optimization_passes): Use it. 2005-10-11 Eric Botcazou PR middle-end/24263 * convert.c (convert_to_real): Revert 2005-10-05 patch. Only apply the optimization for rounding builtins if the inner cast is also an extension. 2005-10-11 Andrew Pinski PR tree-opt/23946 * tree-ssa-ccp.c (execute_fold_all_builtins): Call mark_new_vars_to_rename instead of update_stmt. 2005-10-11 Bernd Schmidt * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini. 2005-10-11 Jakub Jelinek * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type for setting MMX register to 0 rather than mmx. 2005-10-10 Steve Ellcey PR target/12098 * configure.ac: Move gas check from mips specific case to common case. Do check for GNU as for mips*-*-* and *-*-hpux* targets. * configure: Regenerate * doc/install.texi: Update. 2005-10-10 Eric Botcazou PR target/24284 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN. 2005-10-10 Maciej W. Rozycki * gcc.c (do_spec_1): Accept numeric characters in file name suffixes. 2005-10-10 Nick Clifton * config/arm/arm.c: Remove extraneous whitespace. Remove comment describing the deleted arm_gen_rotated_half_load function. 2005-10-09 Kaz Kojima * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for __fpscr_values. 2005-10-09 Daniel Jacobowitz * config.gcc (arm*-*-linux*): Remove redundant extra_parts and gnu_ld assignments. * config/arm/t-linux-eabi (LIB1ASMFUNCS) (EXTRA_MULTILIB_PARTS): Define. * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC) (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC) (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to... * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC) (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC) (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here. 2005-10-09 Zdenek Dvorak PR tree-optimization/24226 * tree-cfg.c (remove_bb): Clean up unreachable loops. * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare. * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop): Export. 2005-10-09 Eric Botcazou * config/sparc/gmon-sol2.c (internal_mcount): Mark as used. 2005-10-08 Andrew Pinski PR target/24136 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber. Rewrite for no need for the early clobber. 2005-10-08 Kazu Hirata Merge from csl-arm-branch: 2005-09-07 Paul Brook * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a space to string. 2005-04-30 Paul Brook * config/arm/bpabi.h (TARGET_DEFAULT): Define. * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define. 2005-03-07 Daniel Jacobowitz * config/arm/arm.c (arm_all_abis): Add aapcs-linux. (arm_override_options): Use TARGET_AAPCS_BASED. * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX. (PTRDIFF_TYPE): Use int for AAPCS. (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux. * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define. (DEFAULT_SHORT_ENUMS): Delete. * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux. 2004-12-15 Daniel Jacobowitz * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef. * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0. * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC. 2004-12-03 Mark Mitchell * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define. 2004-11-22 Mark Mitchell * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit. 2004-11-19 Mark Mitchell * config.gcc (arm*-*-linux-gnueabi): Add it. * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before redefining it. (TARGET_OS_CPP_BUILTINS): Likeiwse. * config/arm/linux-eabi.h: New file. * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro. (LINUX_TARET_LINK_SPEC): Likewise. (LINK_SPEC): Use it. * config/arm/t-linux-eabi: New file. 2005-10-08 Steven Bosscher PR other/22202 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous spaces. (PARAM_SMS_DFA_HISTORY): Likewise. 2005-10-08 Kazu Hirata PR middle-end/23150 * calls.c (mem_overlaps_already_clobbered_arg_p): New. (load_register_parameters): Call it. (check_sibcall_argument_overlap_1): Likewise. (store_one_arg): Likewise. 2005-10-07 James E. Wilson * config/ia64/vect.md (ashl3, ashr3, lshr3): Use DImode not VECINT24 for operand 2. PR target/23644 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from -mtune-arch. PR target/24193 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal, fr_spill): Use destination_operand for operand 0. 2005-10-07 DJ Delorie * varasm.c (output_constant): Limit error to expanding conversions. 2005-10-07 Richard Guenther PR middle-end/24227 * fold-const.c (fold_binary): Fix operand types during folding of X op (A, Y). Evaluation order of the side-effects of X and A are frontend-defined, so ensure we honour that even for tcc_comparison class operands; eased by removing duplicate code. 2005-10-07 Steve Ellcey * stor-layout.c (layout_type): Do not allow alignment of array elements to be greater than their size. 2005-10-07 Steve Ellcey * config.host (hppa*-*-hpux*): Change out_host_hook_obj and host_xmake_file. (hppa*-*-linux*): Ditto. (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file. * config/host-hpux.c: New. * config/x-hpux: New. * config/pa/x-hpux: Remove. * config/pa/x-linux: Remove. * config/pa/pa-host.c: Remove. 2005-10-07 Jeff Law * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to determine whether or not to try and thread outgoing edges. 2005-10-07 David Edelsohn * config/rs6000/rs6000.md (eqsi_power): New. (neg_eq0si): Add TARGET_POWER to final condition. (neg_eqsi): Same. 2005-10-06 Richard Henderson * config/rs6000/rs6000.c: Revert last change. 2005-10-06 Richard Henderson * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New. (TARGET_CANNOT_FORCE_CONST_MEM): Use it. 2005-10-06 Andrew Pinski PR middle-end/22216 PR middle-end/23651 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear out return_label and naked_return_label. 2005-10-06 Daniel Berlin * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last change. 2005-10-06 Richard Henderson PR tree-opt/22237 * tree-inline.c (declare_return_variable): Handle modify_dest not being a DECL. 2005-10-06 Daniel Berlin Fix PR tree-optimization/22488 * tree-ssa-structalias.c (check_for_overlaps): New function. (create_variable_info_for): Use it. 2005-10-06 Richard Henderson PR debug/24070 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file. (dwarf2out_start_source_file): Print it. 2005-10-06 Geoffrey Keating * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='. 2005-10-06 Richard Henderson PR 23706 * mode-switching.c (optimize_mode_switching): Clear transp bit for block with incomming abnormal edges. * config/sh/sh.c (fpscr_values, emit_fpu_switch): New. (fpscr_set_from_mem): Use them. * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove. (fpscr postinc splitters): Rewrite as peephole2+split. 2005-10-06 David Edelsohn * config/rs6000/rs6000.md (eq): Add !TARGET_POWER. (eq_compare): Same. 2005-10-06 Richard Guenther PR tree-optimization/24238 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL. 2005-10-06 Daniel Jacobowitz * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables here. Use AC_PATH_PROG for environment variables instead of test -x. * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for objdump also. * configure: Regenerated. 2005-10-06 Richard Earnshaw PR target/23783 * arm.md (call): If the address isn't a SYMBOL_REF or a register, then force it into a register. (call_value): Likewise. 2005-10-06 Richard Henderson PR 24049 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa under pass_vectorize. Clear TODO_ggc_collect from the dce pass under pass_vectorize. 2005-10-05 Devang Patel PR Debug/23205 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after handling constants. Check NAMESPACE_DECL context for constants. 2005-10-05 Eric Christopher * doc/md.texi (Standard Names): Fix name of pushm1 pattern. 2005-10-05 Richard Henderson PR 23714 * tree-cfg.c (mark_array_ref_addressable_1): New. (mark_array_ref_addressable): New. * tree-flow.h (mark_array_ref_addressable): Declare. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it. 2005-10-05 Andrew Pinski PR middle-end/20606 PR middle-end/24069 * reload.c (subst_reloads): When adding a REG_LABEL to a jump instruction, also update JUMP_LABEL. 2005-10-05 David Edelsohn * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New. * bb-reorder.c (copy_bb_p): Use it. * doc/invoke.texi (param table): Add max-grow-copy-bb-insn. 2005-10-05 Richard Henderson PR target/23602 * toplev.c (process_options): Warn about unsupported combinations of unwind tables and omit-frame-pointer. * config/i386/i386.c (override_options): Similarly. Enable accumulate-outgoing-args if not explicitly disabled. 2005-10-05 Steve Ellcey * vect.md (vec_initv2si): Fix typo of V2SF to V2SI. Handle big endian vs. small endian. (vec_initv2sf): Handle big endian vs. small endian. (*vec_extractv2sf_1): Ditto. 2005-10-05 Dale Johannesen * convert.c (convert_to_real): Don't convert (float)floor(double d) to floorf((float)d). 2005-10-05 Daniel Jacobowitz * config/arm/arm.md (insv): Use gen_int_mode in more places. 2005-10-05 Andrew MacLeod PR tree-optimization/18587 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete. (build_defs, build_uses, build_v_may_defs, build_v_must_defs, build_vuses): Change to VEC type. (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free, opbuild_num_elems, opbuild_append_real, opbuild_append_virtual, opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual, opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete. (get_name_decl): New. Return DECL_UID of base variable. (operand_build_cmp): New. qsort comparison routine. (operand_build_sort_virtual): New. Sort virtual build vector. (init_ssa_operands, fini_ssa_operands): Use VEC routines. (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index. (FINALIZE_BASE): Use get_name_decl. (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs, finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs, (start_ssa_stmt_operands, append_def, append_use, append_vuse, append_v_may_def, append_v_must_def): Replace opbuild_* routines with direct VEC_* manipulations. (build_ssa_operands): Call operand_build_sort_virtual. (copy_virtual_operand, create_ssa_artficial_load_stmt, add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines with direct VEC_* manipulations. * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines with direct VEC manipulations. 2005-10-05 Paolo Bonzini PR tree-optimization/21419 PR tree-optimization/24146 PR tree-optimization/24151 * c-typeck.c (readonly_error): Handle USE being lv_asm. (build_asm_expr): Call it if outputs are read-only. * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419. 2005-10-05 Billy Biggs Paolo Bonzini PR target/23809 * doc/extend.texi (x86 Built-ins): Document that -msse and friends enable the instructions and not just the built-ins. * doc/invoke.texi (x86 Options): Likewise. 2005-10-04 Geoffrey Keating * config/i386/t-darwin (SHLIB_VERPFX): Fix typo. * doc/invoke.texi (Option Summary): Correct spelling of -mmacosx-version-min. 2005-10-04 Devang Patel * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for real types. 2005-10-04 Steve Ellcey * tree-vect-transform.c (vect_create_epilog_for_reduction): Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN. 2005-10-04 Adrian Straetling * config/s390/s390.md ("TDSI","DP"): New mode macros. ("TE","tg"): New mode attributes. ("sync_compare_and_swap"): Replace with a define_expand. ("sync_compare_and_swap_cc"): Replace GPR with TDSI. ("*sync_compare_and_swap_cc"): Replace with one pattern for dword_mode and one for GPRmode. 2005-10-04 Ian Lance Taylor PR preprocessor/13726 * c-ppoutput.c (cb_include): Add comments parameter, and print out any comments passed in. 2005-10-04 Andrew Pinski * tree.c (annotate_with_file_line): Fix typo. 2005-10-04 Ulrich Weigand PR ada/19382 * builtins.c (fold_builtin_memcmp): When constructing the pointer type used to access data in the inlined length == 1 case, use build_pointer_type_for_mode with CAN_ALIAS_ALL set to true. (fold_builtin_strcmp, fold_builtin_strncmp): Likewise. 2005-10-04 Uros Bizjak * config/i386/i386.h (TARGET_FISTTP): Enable also for TARGET_SSE3 and only for TARGET_80387. * config/i386/i386.md (fix_trunc_fisttp_i387_1, (fix_trunc_i387_fisttp, fix_trunc_i387_fisttp_with_temp): Do not depend on TARGET_80387. 2005-10-04 Andrew Pinski * tree.c (last_annotated_node): Change type to location_t*. (annotate_with_file_line): Reflect the change of last_annotated_node type. 2005-10-04 Richard Guenther PR c/23576 * c-decl.c (grokdeclarator): Don't write to fields of error_mark_node. 2005-10-04 Andrew Pinski PR middle-end/23125 * c-decl.c (finish_decl): Use set_user_assembler_name even for register variables. * varasm.c (make_decl_rtl): If a register variable does not have a set user assmbler name, error out. Decode the asmspec is now name+1 bypassing '*'. 2005-10-04 Steven Bosscher PR tree-optimization/23049 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition of a COND_EXPR is folded before calling fold on the whole rhs of a conditional assignment. * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to document that a COND_EXPR may appear there. 2005-10-03 Diego Novillo PR 23445 * tree-vrp.c (extract_range_from_assert): If the new numeric range created out of the assertion contradicts the existing numeric range of the ASSERT_EXPR variable, make the new range varying. 2005-10-03 Kaz Kojima * config/sh/sh.c (sh_register_move_cost): Add case for moving from T_REGS to FP register class. 2005-10-03 Richard Henderson PR 24135 * tree-nested.c (convert_nl_goto_reference): Lookup a translation before creating a new one. 2005-10-03 David Edelsohn * config/rs6000/t-aix43 (LDFLAGS): New. * config/rs6000/t-aix52 (LDFLAGS): New. 2005-10-03 Ian Lance Taylor * gimplify.c (find_single_pointer_decl_1): New static function. (find_single_pointer_decl): New static function. (internal_get_tmp_var): For a formal variable, set restrict base information if appropriate. * alias.c (find_base_decl): If a VAR_DECL has a restrict base, return it. * tree.h (DECL_BASED_ON_RESTRICT_P): Define. (DECL_GET_RESTRICT_BASE): Define. (SET_DECL_RESTRICT_BASE): Define. (decl_restrict_base_lookup): Declare. (decl_restrict_base_insert): Declare. (struct tree_decl_with_vis): Add based_on_restrict_p field. * tree.c (restrict_base_for_decl): New static variable. (init_ttree): Initialize restrict_base_for_decl. (copy_node_stat): Copy restrict base information. (decl_restrict_base_lookup): New function. (decl_restrict_base_insert): New function. (print_restrict_base_statistics): New static function. (dump_tree_statistics): Call print_restrict_base_statistics. 2005-10-02 Diego Novillo PR 24142 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in case of anti-ranges. 2005-10-02 Andrew Pinski PR c/18851 * c-typeck.c (tagged_tu_seen): Rename to ... (tagged_tu_seen_cache): this and add val field. (comptypes): Move functional to comptypes_internal and free tagged_tu_seen. (comptypes_internal): New function and call comptypes_internal instead of comptypes. Speed up by sibcalling tagged_types_tu_compatible_p. (alloc_tagged_tu_seen): New function (free_all_tagged_tu_seen_up_to): New function. (tagged_types_tu_compatible_p): Return the val of the seen two types. Add that the two types are the same to tagged_tu_seen_base if they are and call comptypes_internal instead of comptypes. : Speed up common type where the fields are in the same order. (function_types_compatible_p): Call comptypes_internal instead of comptypes. (type_lists_compatible_p): Likewise. (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/. 2005-10-02 Matthias Klose * doc/invoke.texi: Fix typo and speling error. 2005-10-01 Richard Henderson * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too. 2005-10-01 Mark Mitchell * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define using --start-group and --end-group. 2005-10-01 Diego Novillo * tree-vrp.c (value_inside_range, range_includes_zero_p): Add FIXME note regarding quirky semantics. 2005-10-01 Diego Novillo PR 24141 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a non-null range as a last resort. 2005-10-01 James A. Morrison Diego Novillo PR 23604 * tree-vrp.c (extract_range_from_assert): For != assertions, only build an anti-range if LIMIT is a single-valued range. 2005-09-30 Richard Earnshaw * arm.md (movqi): On thumb when optimizing, handle loading from memory by describing this as taking a subreg of a zero-extended load into an SImode register. (movhi): Likewise. 2005-09-30 Daniel Jacobowitz * reload1.c (merge_assigned_reloads): Do not change any RELOAD_FOR_OUTPUT_ADDRESS reloads. 2005-09-30 Geoffrey Keating * Makefile.in (LIPO_FOR_TARGET): Define. (STRIP_FOR_TARGET): Define. * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks before creating new ones. Do symlinks before creating the actual targets. * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib to work out which multilibs are actually being built. 2005-09-30 Kazu Hirata * tree-vect-transform.c, config/ms1/ms1.md, config/s390/s390.c, config/v850/v850.md: Fix comment typos. Follow spelling conventions. * doc/invoke.texi, doc/md.texi: Fix typos. 2005-09-30 Andrew Macleod PR tree-optimization/21430 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual use operands, and set stmt pointer if need be. (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine. tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if present. 2005-09-29 Richard Kenner PR middle-end/24053 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype. 2005-09-29 Mark Mitchell * optabs.c (expand_binop): Initialize first_pass_p. 2005-09-29 Jakub Jelinek PR middle-end/24109 * c-decl.c (c_write_global_declarations_1): If any wrapup_global_declaration_2 call returned true, restart the loop. 2005-09-29 Daniel Berlin Fix PR tree-optimization/24117 * tree-ssa-structalias.c (find_func_aliases): Strip nops before considering whether to use anyoffset. 2005-09-29 Paolo Bonzini Revert this patch: 2005-09-15 Paolo Bonzini * optabs.c (expand_binop): Use swap_commutative_operands_with_target to order operands. (swap_commutative_operands_with_target): New. 2005-09-29 Paolo Bonzini PR c/21419 * gimplify.c (gimplify_asm_expr): Raise an error if an output is read-only. 2005-09-29 Steven Bosscher PR tree-optimization/23911 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR and IMAGPART_EXPR too. 2005-09-28 Mark Mitchell PR 17886 * expmed.c (expand_shift): Move logic to reverse rotation direction when rotating by constants ... * optabs.c (expand_binop): ... here. * config/i386/i386.md (rotrdi3): Handle 32-bit mode. (ix86_rotrdi3): New pattern. (rotldi3): Handle 32-bit mode. (ix86_rotldi3): New pattern. 2005-09-29 Alan Modra PR target/24102 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range check for numbers that need no bit twiddle. 2005-09-28 Geoffrey Keating * config/rs6000/t-darwin8: Uncomment contents, allow -m64 multilib to be built. * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET. (stage1-start): Delete old libgcc and libunwind before moving anything into the stage directory. (stage2-start): Likewise. (stage3-start): Likewise. (stage4-start): Likewise. (stageprofile-start): Likewise. (stagefeedback-start): Likewise. * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h header in tm_file and CPU-specific t-darwin in tmake_file. (i[34567]86-*-darwin*): Don't change tm_file. (powerpc-*-darwin*): Don't change tm_file or tmake_file. * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc shared library stub for target OS version. * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete. (SHLIB_LINK): Don't make SHLIB_SOLINK. (SHLIB_INSTALL): Don't install SHLIB_SOLINK. (libgcc_s.%.dylib): New. (LIBGCC): Define. (install-darwin-libgcc-stubs): New. (INSTALL_LIBGCC): New append. * config/i386/darwin-libgcc.10.4.ver: New. * config/i386/darwin-libgcc.10.5.ver: New. * config/i386/t-darwin: New. * config/rs6000/darwin-libgcc.10.4.ver: New. * config/rs6000/darwin-libgcc.10.5.ver: New. * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete. * config/rs6000/t-darwin (SHLIB_VERPFX): Define. 2005-09-28 Paul Brook * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle denormals. 2005-09-28 Richard Guenther PR tree-optimization/23853 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use host_integerp to verify misalignment value. 2005-09-28 Richard Henderson * builtins.c (get_builtin_sync_mode): New. (expand_builtin_sync_operation): Pass in mode argument. (expand_builtin_compare_and_swap): Likewise. (expand_builtin_lock_test_and_set): Likewise. (expand_builtin_lock_release): Likewise. (expand_builtin): Update to match. 2005-09-28 Nick Clifton * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up formatting. Add check to PLUS case to ensure that the offset is within an acceptable range. * config/v850/v850.md (casesi): Disable the generation of the switch pattern as it is not being handled properly at the moment. * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction for when the high words are identical. 2005-09-27 Richard Henderson * pretty-print.c (pp_base_format): Fix typo for %>. 2005-09-27 Daniel Berlin Devang Patel PR tree-optimization/23625 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is LABEL_EXPR, assertion check. 2005-09-27 J"orn Rennecke * optabs.c (no_conflict_move_test): Check if a result of a to-be-moved insn would be clobbered by an originally preceding insn. 2005-09-27 Jeff Law * passes.c (init_optimization_passes): Replace copy propagation passes immediately after DOM with phi-only copy propagation pases. Add phi-only copy propagation pass after first DOM pass. * tree-pass.h (pass_phi_only_copy_prop): Declare. * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument. If true, then mark all non-control statements with DONT_SIMULATE_AGAIN. (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along to init_copy_prop. Callers updated. (do_phi_only_copy_prop): New function. (pass_phi_only_copy_prop): New pass descriptor. 2005-09-27 Nick Clifton * libgcc2.c (__popcount_tab): Remove redundant prototype. 2005-09-26 Jason Merrill PR c++/13764 * c-common.c (finish_fname_decls): Use append_to_statement_list_force. * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs. 2005-09-26 James E Wilson * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc copyright. Add gcc copyright plus libgcc exception. * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc copyright. * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception. 2005-09-26 Jeff Law * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective about when to iterate. 2005-09-23 Fariborz Jahanian PR target/23847 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern for __complex__ double in -mcpu=G5 mode. 2005-09-26 Sebastian Pop PR tree-optimization/23942 * Makefile.in (SCEV_H): Depends on PARAMS_H. * tree-scalar-evolution.c: Include params.h. (t_bool): New enum. (follow_ssa_edge, follow_ssa_edge_in_rhs, follow_ssa_edge_in_condition_phi_branch, follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi): Change return type to t_bool. Use a parameter to limit the size of trees that are walked before stopping (analyze_evolution_in_loop): Initialize the limit to 0. (follow_ssa_edge): Give up by returning t_dont_know if the limit exceeds PARAM_SCEV_MAX_EXPR_SIZE. 2005-09-26 Uros Bizjak PR middle-end/23831 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT. 2005-09-26 Fariborz Jahanian * combine.c (make_extraction): Check for valid use of subreg. 2005-09-26 Uros Bizjak PR target/24055 * config/i386/i386.md ("*fistdi2_1"): New pattern. ("*fist2_1"): Use only HImode and SImode register operands. ("fist2_with_temp"): Use only register operands. 2005-09-26 J"orn Rennecke * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in CALL_INSN_FUNCTION_USAGE. 2005-09-26 Richard Guenther PR middle-end/15855 * gcse.c: Include hashtab.h, define ldst entry hashtable. (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions. (ldst_entry): Use the hashtable instead of list-walking. (find_rtx_in_ldst): Likewise. (free_ldst_entry): Free the hashtable. (compute_ld_motion_mems): Create the hashtable. (trim_ld_motion_mems): Remove entry from hashtable if removing it from list. (compute_store_table): Likewise^2. (store_motion): Free hashtable in case we did not see any stores. 2005-09-25 Kazu Hirata * fold-const.c (fold_binary): Use op0 and op1 instead of arg0 and arg1 if we are passing them to fold_build2. 2005-09-25 Dan Nicolaescu PR 23828 * config/i386/i386.c (ix86_function_regparm): Fix the test for a nested function. 2005-09-25 Richard Henderson * config/alpha/alpha.c (tls_symbolic_operand_1): Trust SYMBOL_REF_TLS_MODEL to be correct. 2005-09-24 Richard Henderson * ipa-type-escape.c (discover_unique_type): Remove dead code at end of function. Reindent. 2005-09-24 Ian Lance Taylor * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in NEGATE_EXPR/BIT_NOT_EXPR case. 2005-09-24 Richard Henderson * c-common.c (handle_mode_attribute): When not modifying in place, create subtypes for enumerations. (sync_resolve_return): Use TYPE_MAIN_VARIANT. * gimplify.c (create_tmp_from_val): Likewise. 2005-09-24 Alexandre Oliva * config/i386/i386.md (*tls_global_dynamic_64, *tls_local_dynamic_base_64): Add missing mode to call. (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise. 2005-09-24 Jan Hubicka * cgraph.c (cgraph_clone_edge): Make the scale gcov_type. (cgraph_clone_node): Likewise. * cgraph.h (cgraph_clone_edge): Update prototype. (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove duplicated prototypes; add updating argument. * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative. * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without updating profile. (cgraph_mark_inline_edge): Likewise. (cgraph_mark_inline): Update use of cgraph_mark_inline_edge. (cgraph_flatten_node): Likewise. (cgraph_decide_recursive_inlining): Likewise. (cgraph_decide_inlining_of_small_function): Likewise. * tree-optimize.c (tree_rest_of_compilation): Likewise. 2005-09-23 David Edelsohn Pete Steinmetz * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul. (rldic.): Set type to "compare". (rldicr.): Same. (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to mfjmpr for MFCTR/MFLR. (movdf_hardfloat64): Same. (movdf_softfloat64): Same. Correct order of store and move types. (movti_string): Set type to store_ux/load_ux. (load_multiple): Set type to load_ux. (store_multiple): Set type to store_ux. (movmemsi): Set type to store_ux. (output_cbranch direct_return): Set type to jmpreg. (stmw): Set type to store_ux. (lmw): Set type to load_ux. * config/rs6000/40x.md (ppc403-store): Increase latency to 2. * config/rs6000/440.md (ppc440-store): Increase latency to 6. * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles. * config/rs6000/6xx.md (ppc604-store): Increase latency to 3. * config/rs6000/mpc.md (mpccore-store): Increase latency to 2. * config/rs6000/rios1.md (rios1-store): Increase latency to 2. (rios1-fpstore): Increase latency to 3. * config/rs6000/rios2.md (rios2-store): Increase latency to 2. * config/rs6000/rs64.md (rs64a-store): Increase latency to 2. 2005-09-23 David Edelsohn Andrew Pinski * config/rs6000/sync.md (sync_si_internal): Change operand2 constraint to "b". (sync_di_internal): Same. (sync_old_si_internal): Change operand3 constraint to "b". (sync_old_di_internal): Same. (sync_new_si_internal): Same. (sync_new_di_internal): Same. 2005-09-23 J"orn Rennecke PR middle-end/23991 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length case, define as macros. PR rtl-optimization/23837 * optabs.c (no_conflict_move_test): Don't set must_stay for a clobber / clobber match between dest and p->first. * optabs.c (emit_libcall_block): Use no_conflict_move_test. (no_conflict_move_test): Update comments. 2005-09-22 Ranjit Mathew * doc/install.texi: Update URL for Jacks. * doc/sourcebuild.texi: Likewise. 2005-09-22 David Edelsohn PR target/24007 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special registers when choosing register preferences. (movdf_hardfloat64): Same. 2005-09-22 Andreas Krebbel * expmed.c (expand_shift): Don't use the target of the rotate as target for the first expanded shift insn. * testsuite/gcc.dg/20050922-1.c: Testcase added. 2005-09-21 Zdenek Dvorak PR tree-optimization/22438 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all preserved iv rhs rewriting specially. 2005-09-21 Daniel Berlin * tree-data-ref.c (analyze_array_indexes): Only estimate when estimate_only is true. * tree-flow.h (ref_contains_indirect_ref): New prototype. * tree-flow-inline.h (ref_contains_indirect_ref): Moved from tree-ssa-structalias.c * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use ref_contains_indirect_ref. * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved. 2005-09-21 DJ Delorie * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_PTR_A0D0. (mn10300_return_in_memory): Support variable size types also. (mn10300_pass_by_reference): Likewise. (mn10300_function_value): New. * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above. (FUNCTION_OUTGOING_VALUE): Likewise. * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0. * doc/invoke.texi: Document it. 2005-09-21 Uros Bizjak PR target/22585 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not force integer op1 into register for XFmode compares. 2005-09-21 Kazu Hirata PR middle-end/23971 * expmed.c (alg_code): Add alg_impossible. (alg_hash_entry): Add cost. (synth_mult): Record alg_impossible in the hash table if multiplication by a given integer is impossble within the limit. Speed up using alg_impossible. 2005-09-20 Daniel Berlin * tree-ssa-structalias.c (get_constraint_for_component_ref): Add argument. Allow and set any offset if needs_anyoffset is passed in. (get_constraint_for): Add argument here too. Pass it down. (do_structure_copy): Pass NULL to get_constraint_for. (handle_ptr_arith): Ditto. (find_func_aliases): Ditto. 2005-09-20 J"orn Rennecke PR rtl-optimization/23898 * output.h (get_attr_min_length): Declare. * final.c (get_attr_length_1): New function, broken out of: (get_attr_length). (get_attr_min_length): New function. * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it. (duplicate_computed_gotos): Likewise. * genattr.c (insn_min_length): Generate declaration. * genattrtab.c (min_fn, min_attr_value): New functions. (make_length_attrs): Generate insn_min_length. 2005-09-20 Steve Ellcey * config/pa/pa.c (output_cbranch): Check for zero in operands[2]. 2005-09-20 Richard Henderson PR tree-optimization/24059 * expr.c (expand_expr_real_1) : Allow modifier EXPAND_STACK_PARM. 2005-09-20 Joseph S. Myers * c.opt (fextended-identifiers): New. * c-opts.c (c_common_handle_option): Handle -fextended-identifiers. * doc/cpp.texi: Update documentation of extended identifiers. * doc/cppopts.texi (-fextended-identifiers): Document. 2005-09-20 Jakub Jelinek PR tree-optimization/23929 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately if expr is NULL. PR tree-optimization/23818 * tree-stdarg.c (execute_optimize_stdarg): Call calculate_dominance_info. 2005-09-20 Daniel Berlin * tree-data-ref.c (get_number_of_iters_for_loop): New function. (analyze_siv_subscript_cst_affine): Add weak SIV test. (compute_overlap_steps_for_affine_1_2): Use get_number_of_iters_for_loop. (analyze_subscript_affine_affine): Check whether difference is zero first. Use get_number_of_iters_for_loop. Check whether overlap occurs outside of bounds. (analyze_miv_subscript): Use get_number_of_iters_for_loop. 2005-09-20 Andreas Krebbel * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the base register if possible. 2005-09-20 Zdenek Dvorak PR tree-optimization/18463 * tree-chrec.c (chrec_convert): Return fold_converted chrec if converting it directly is not possible. (chrec_convert_aggressive): New function. * tree-chrec.h (chrec_convert_aggressive): Declare. * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers): Fold chrec conversions aggressively if asked to. (instantiate_parameters): Modified because of changes in instantiate_parameters_1. 2005-09-19 Richard Henderson * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf. (reduc_splus_v2df): New. 2005-09-19 Richard Sandiford * config/arm/aof.h (REGISTER_NAMES): Add missing backslash. (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma. 2005-09-19 Richard Henderson * config/i386/sse.md (vcondu): Rename from vcondu. 2005-09-19 Richard Henderson * config/ia64/ia64.c (ia64_expand_widen_sum): New. (ia64_expand_dot_prod_v8qi): New. * config/ia64/ia64-protos.h: Update. * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3, widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi, sdot_prodv8qi, sdot_prodv4hi): New. (reduc_splus_v2sf): Rename from reduc_plus_v2sf. 2005-09-19 Richard Henderson PR 23941 * real.c (exact_real_truncate): Return false if the format cannot represent the number as a normal. * config/alpha/alpha.c (alpha_rtx_costs) : Cost 0 for a memory source. 2005-09-19 Dorit Nuzman * tree-ssa-operands.c (swap_tree_operands): Export. * tree.h (swap_tree_operands): Declare. * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED. Call swap_tree_operands. 2005-09-19 Richard Henderson * tree-flow.h (merge_alias_info): Declare. * tree-ssa-copy.c (merge_alias_info): Export. * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove. (vect_create_data_ref_ptr): Use create_iv directly. (vectorizable_load): Use correct types for integer constants. (vect_generate_tmps_on_preheader): Likewise. (vect_gen_niters_for_prolog_loop): Likewise. 2005-09-19 Steven Bosscher PR rtl-optimization/23943 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx. 2005-09-18 Jan Hubicka * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK. 2005-09-18 Eric Botcazou * varasm.c (output_constant): Do not abort on conversions to union types between different sizes. 2005-09-18 Richard Guenther PR middle-end/23944 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in fallback. 2005-09-18 Paul Brook * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow. 2005-09-17 Richard Henderson * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change. * tree-ssa-loop.c (pass_vect_dce): Remove. * passes.c (init_optimization_passes): Add pass_dce as a sub-pass of pass_vectorize. 2005-09-17 Richard Henderson * tree-pass.h (pass_vect_dce): Declare. * passes.c (init_optimization_passes): Add it. * tree-flow.h (tree_ssa_dce): Declare. * tree-ssa-dce.c (tree_ssa_dce): Export. * tree-ssa-loop.c (tree_vectorize): Move current_loops check ... (gate_tree_vectorize): ... here. (pass_vect_dce): New. 2005-09-17 Jan Hubicka * except.c (struct eh_status): Turn region_array into vec. (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions, convert_from_eh_region_ranges, find_exception_handler_labels, current_function_has_exception_handlers, assign_filter_values, build_post_landing_pads, dw2_build_landing_pads, sjlj_find_directly_reachable_regions, sjlj_mark_call_sites, sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region, foreach_reachable_handler, can_throw_internal_1, convert_to_eh_region_ranges, verify_eh_tree): Update uses of region_array. (duplicate_eh_region_1): Update region_array. (duplicate_eh_regions): Resize region_array and avoid recomputing. 2005-09-17 David Edelsohn PR middle-end/22067 * expmed.c (expand_mult): Substitute simple register for op0 when computing max_cost. 2005-09-17 Richard Henderson * expr.c (emit_move_via_integer): Add force argument, pass it on to emit_move_change_mode. Update callers. (emit_move_complex): Pass true to new force argument. * function.c (expand_function_end): Move expand_eh_return call earlier. Merge sub-word complex values into a pseudo before copying to the return hard register. 2005-09-17 Eric Botcazou * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs between different sizes. 2005-09-16 Paolo Bonzini PR 23903 * passes.c (init_optimization_passes): Register dump files for IPA passes first. 2005-09-16 Andreas Krebbel * config/s390/s390-protos.h (s390_overlap_p): Prototype added. * config/s390/s390.c (s390_overlap_p): New function. * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc" peephole2, "*xc" peephole2): Added overlap check to the peephole2 condition. 2005-09-16 Richard Guenther * ipa-pure-const.c (static_execute): Free auxiliar information. * ipa-type-escape.c (discover_unique_type): Free temporary key. * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap. 2005-09-15 DJ Delorie * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo. 2005-09-15 Paolo Bonzini * optabs.c (expand_binop): Use swap_commutative_operands_with_target to order operands. (swap_commutative_operands_with_target): New. 2005-09-15 Daniel Berlin * tree-data-ref.c (analyze_array_indexes): Add estimate_only parameter. Update callers. (estimate_iters_using_array): New function. * tree-data-ref.h (estimate_iters_using_array): Prototype * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use estimate_iters_using_array instead of analyze_array. 2005-09-15 Eric Botcazou * tree-nested.c (get_frame_type): Mark the "non-local frame structure" as addressable. 2005-09-15 Michael Matz * tree-vrp.c (vrp_int_const_binop ): Handle 0 - -INF. 2005-09-14 Daniel Berlin PR tree-optimization/23835 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function. (create_name_tags): Rewrite to be not O(num_ssa_names^2). 2005-09-14 Richard Henderson * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand. (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New. 2005-09-14 Andrew Pinski * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break in the ARRAY_TYPE case. 2005-09-14 Eric Botcazou * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF. 2005-09-14 Uros Bizjak PR middle-end/22480 * tree-vect-transform.c (vectorizable_operation): Return false for scalar shift operations and for vector shift operations with non-invariant shift arguments. Use scalar tree operand op1 as a shift operand when vector shift insn pattern uses scalar shift operand. * Makefile.in (tree-vect-transform.o): Depend on recog.h. 2005-09-14 Olivier Hainque * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized value if it has side-effects. 2005-09-14 David Edelsohn PR target/22068 * config/rs6000/rs6000.md (muldi3): Add mulli alternative. 2005-09-14 Alan Modra * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name passed as NAME as if it were label at start of function code. 2005-09-13 Kaz Kojima * config/sh/sh.md (*movv4sf_i): Add general register cases to the constraints. 2005-09-13 Andrew Pinski * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint as early clobber. Rewrite so the PIC register is not implicitly used. 2005-09-13 Volker Reichelt * tree.c (annotate_with_file_line): Compare line numbers before file names. 2005-09-13 Uros Bizjak PR target/23816 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3) (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns. 2005-09-13 Ian Lance Taylor * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather than a HOST_WIDEST_INT to gen_doloop_begin. 2005-09-13 Diego Novillo * tree-dfa.c (dump_variable): Guard against NULL annotations. 2005-09-13 Zdenek Dvorak PR tree-optimize/23817 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa. 2005-09-13 Alan Modra PR target/23774 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain word before changing the stack pointer. Use gen_frame_mem for MEMs. Use UNSPEC_TIE to prevent insn scheduling reordering the insns. (restore_stack_nonlocal): Likewise. (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem. 2005-09-12 Ian Lance Taylor PR g++/7874 * c.opt (ffriend-injection): New C++ option. * doc/invoke.texi (Option Summary): Mention -ffriend-injection. (C++ Dialect Options): Document -ffriend-injection. 2005-09-12 Josh Conner PR middle-end/23237 * ipa-reference.c (static_execute): Don't mark variables in named sections TREE_READONLY. 2005-09-12 Alan Modra * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for stack_tie. 2005-09-12 Andrew Pinski * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and V_MUST_DEF instead of just the first_use_p. Don't mark the virtual variables for renaming on the statement which is being removed. (pass_dse): Remove TODO_update_ssa. 2005-09-12 J"orn Rennecke PR middle-end/23290 * stor-layout.c (compute_record_mode): For records with a single field, actually check the field's mode size against the type size. * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose registers for TARGET_SHMEDIA. (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union of GENERAL_REGS and FP_REGS. 2005-09-12 Bernd Schmidt * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem. 2005-09-12 Alan Modra * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels are omitted. Exclude stack_tie insn too. 2005-09-11 David Edelsohn PR rtl-optimization/23098 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant 0.0f is easy. * config/rs6000/rs6000.md (movdf splitter): Use const_double_operand predicate for TARGET_POWERPC64. * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand SYMBOL_REF method to ABI_V4. * config/rs6000/altivec.md (build_vector_mask_for_load): Use replace_equiv_address. * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as rs6000_sr_alias_set and MEM_NOTRAP. (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem(). 2005-09-11 Eric Botcazou * tree.c (contains_placeholder_p) : Properly handle CALL_EXPR again. 2005-09-11 Richard Earnshaw * arm/predicates.md (alignable_memory_operand): Delete. 2005-09-10 Richard Henderson PR debug/23806 * dbxout.c (dbxout_expand_expr): New. (dbxout_symbol): Use it. 2005-09-10 Richard Earnshaw * arm.c (arm_gen_rotated_half_load): Delete. (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem. (emit_multi_reg_push, emit_sfm, arm_expand_prologue) (thumb_set_return_address): Likewise. (thumb_load_double_from_address): Use adjust_address. * arm.md (splits calling arm_gen_rotated_half_load): Delete. (extendhsisi2_mem, movhi_bytes): Use change_address. (movhi): Use widen_memory_access. (reload_out_df): Use replace_equiv_address. * arm-protos.h (arm_gen_rotated_half_load): Delete prototype. 2005-09-09 Richard Henderson PR debug/20998 * dbxout.c: Include expr.h. (dbxout_global_decl): Don't suppress for DECL_RTL unset. (dbxout_symbol): Handle DECL_VALUE_EXPR. * Makefile.in (dbxout.o): Add EXPR_H. 2005-09-09 Zdenek Dvorak PR tree-optimization/23509 * tree-cfg.c (replace_uses_by): Use replace_exp. * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced pointers have name_mem_tag or type_mem_tag set. 2005-09-09 Sebastian Pop * tree-chrec.c (evolution_function_is_invariant_rec_p): Use CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead of wrongly accessing operands. 2005-09-09 Sebastian Pop * Makefile.in (tree-chrec.o): Depends on SCEV_H. * tree-chrec.c: Include tree-scalar-evolution.h. (chrec_convert): Instantiate the base and step before calling scev_probably_wraps_p that would fail on parametric evolutions. Collect all the fails into a single section failed_to_convert, print a diagnostic, and return chrec_dont_know instead of calling fold_convert. * tree-scalar-evolution.c (loop_closed_phi_def): New. (instantiate_parameters_1): Avoid instantiation of loop closed ssa phi nodes. (scev_const_prop): Don't replace the definition of a loop closed ssa phi node by itself, or by another loop closed ssa phi node. * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check that base and step are defined. 2005-09-09 Richard Guenther PR c++/23624 * fold-const.c (fold_ternary): Check truth_value_p before calling invert_truthvalue. 2005-09-09 Nick Clifton * Makefile.in (LIBGCC_DEPS): Add libgcc2.h. * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed dimension of these arrays. * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of these arrays. * longlong.h: Only provide a prototype for the __clz_tab[] array if this header has not been included from libgcc2.h. * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than defining own types. Provide prototypes for exported functions. Use the __clz_tab[] and __popcount_tab[] arrays provided by libgcc2.c. 2005-09-08 Josh Conner PR c++/21135 PR c++/23180 * expr.c (expand_expr_addr_expr_1): Don't invoke expand_simple_binop for EXPAND_INITIALIZER. 2005-09-08 Richard Henderson PR debug/23190 * toplev.c (wrapup_global_declaration_1): Split out ... (wrapup_global_declaration_2): ... from ... (wrapup_global_declarations): ... here. Return bool. (check_global_declaration_1): Split out ... (check_global_declarations): from here. (emit_debug_global_declarations): New. * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2, check_global_declaration_1, emit_debug_global_declarations): Declare. * c-decl.c (c_write_global_declarations_1): Don't create a vector of decls. Call wrapup_global_declaration_1, wrapup_global_declaration_2, check_global_declaration_1 directly. (c_write_global_declarations_2): New. (ext_block): New. (c_write_global_declarations): Call c_write_global_declarations_2. * langhooks.c (write_global_declarations): Call emit_debug_global_declarations. * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't remove decls that have DECL_RTL_SET_P. * passes.c (rest_of_decl_compilation): Invoke cgraph_varpool_finalize_decl for all but functions. 2005-09-08 Eric Botcazou * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for the result of a conversion if the new min and max cannot be compared. 2005-09-08 Andreas Krebbel * config/s390/s390.c (s390_sr_alias_set): Variable removed. (override_options): Setting s390_sr_alias_set removed. (save_fpr, save_gprs): Set alias set to vararg or frame. (restore_fpr, restore_gprs, s390_emit_prologue): Replace s390_sr_alias_set with get_frame_alias_set (). (s390_gimplify_va_arg): Replace s390_sr_alias_set with get_varargs_alias_set (). 2005-09-08 Andrew Pinski PR objc/20574 PR objc/19324 * c-parser.c (c_parser_objc_method_definition): If the next token is not "{", error out and don't start the function. 2005-09-08 Andrew Pinski * tree-vrp.c (extract_range_from_expr): Move the check for non nullness after the check for gimple invariant. 2005-09-08 Richard Kenner * tree.c (host_integerp, tree_low_cst): Correct function comment. 2005-09-08 Kazuhiro Inaoka PR target/23747 * config/m32r.md (movmemsi_internal): Canonicalize order of operands in PLUS component of template. 2005-09-07 Andreas Krebbel * reload1.c (fixup_eh_region_note): Remove assertion. (fixup_abnormal_edges): Reverted removal of call to find_many_sub_basic_blocks made on 2005-08-31. 2005-09-07 Richard Henderson * function.c (ARG_POINTER_CFA_OFFSET): Move ... * defaults.h (ARG_POINTER_CFA_OFFSET): ... here. (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c. * dwarf2out.c (struct cfa_loc): Change reg to unsigned int, rearrange for better packing. (INCOMING_FRAME_SP_OFFSET): Move to defaults.h. (lookup_cfa_1): Remove inline marker. (cfa_equal_p): Split out of ... (def_cfa_1): ... here. Use INVALID_REGNUM. (build_cfa_loc): Handle !cfa->indirect. (frame_pointer_cfa_offset): New. (dbx_reg_number): Assert register elimination performed; do leaf register remapping. (reg_loc_descriptor): Avoid calling dbx_reg_number when unused. (eliminate_reg_to_offset): New. (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only for verifiably local stack frame addresses; re-base to CFA. (mem_loc_descriptor): Remove can_use_fbreg argument. (concat_loc_descriptor, loc_descriptor): Likewise. (containing_function_has_frame_base): Remove. (rtl_for_decl_location): Don't do register elimination or leaf register remapping here. (secname_for_decl): Split out from .. (add_location_or_const_value_attribute): ... here. (convert_cfa_to_loc_list): New. (compute_frame_pointer_to_cfa_displacement): New. (gen_subprogram_die): Use them. * tree.h (frame_base_decl): Remove. * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove. (prologue_stack_adjust): Remove. (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET. (adjust_stack_reference): Re-base memories to arg_pointer_rtx. (set_frame_base_location): Remove. (compute_bb_dataflow, emit_notes_in_bb): Don't call it. (dump_attrs_list, dump_dataflow_set): Use string concatenation. (vt_add_function_parameters): Don't eliminate_regs. (vt_initialize): Don't create frame_base_decl. 2005-09-07 Eric Botcazou * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended version of GNU binutils for 4.x and later. 2005-09-06 Mark Mitchell * ggc-page.c (ggc_push_context): Remove. (ggc_pop_context): Likewise. * ggc.h (ggc_push_context): Remove. (ggc_pop_context): Likewise. 2005-09-06 Saurabh Verma PR target/8973 * config/arc/arc.c (arc_output_function_epilogue): Update flags while returning from an interrupt handler. 2005-09-06 Saurabh Verma PR target/8972 * config/arc/arc.c (output_shift): Add check for loop count when optimizing. 2005-09-06 Steven Bosscher * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA form manually. (abs_replacement): Likewise. (pass_phiopt): Remove TODO_update_ssa. 2005-09-06 Jakub Jelinek PR c/23075 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR if "return with no value, in function returning non-void" warning has been issued. * tree-cfg.c (execute_warn_function_return): Don't look at RETURN_EXPRs with TREE_NO_WARNING set. PR target/22362 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm for internal functions doesn't use registers used by global registers variables. Use fewer register parameters if there are global register variables. 2005-09-06 Olivier Hainque Eric Botcazou PR middle-end/14997 * expr.c (expand_expr_real) : Force op0 to mem when we would be extracting outside its bit span (bitpos+bitsize larger than its mode), possible with some VIEW_CONVERT_EXPRs from Ada unchecked conversions. 2005-09-06 Steven Bosscher * tree-ssa-pre.c (try_look_through_load): New function. (compute_avail): Use it to try to look through loads for some more useful expressions. 2005-09-06 Saurabh Verma * simplify-rtx.c (simplify_binary_operation_1): Correct the condition for detecting cases like (a&a) and (a^a). 2005-09-06 Keith Besaw * common.opt: Add option ftree-vect-loop-version. * params.def: Add --param vect-max-version-checks. * doc/invoke.texi: Document ftree-vect-loop-version and --param vect-max-version-checks. * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and may_misalign_stmts and defines for accessors. * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for LOOP_VINFO_MAY_MISALIGN_STMTS. (destroy_loop_vec_info): VEC_free for LOOP_VINFO_MAY_MISALIGN_STMTS. * tree-vect-analyze.c (vect_compute_data_ref_alignment): Update documentation. (vect_update_misalignment_for_peel): New. (vect_enhance_data_refs_alignment): Update to choose loop peeling or loop versioning if appropriate for the (potentially) unaligned data references in the loop. (vect_analyze_data_refs_alignment): Remove call to vect_enhance_data_refs_alignment so the checks can be done earlier. (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment and move up call to vect_analyze_data_refs_alignment. * tree-vect-transform.c (vect_create_cond_for_align_checks): New. (vect_transform_loop): Add call to loop_version. 2005-09-06 Jakub Jelinek PR rtl-optimization/23098 * cse.c (fold_rtx_mem): Call delegitimize_address target hook. * simplify-rtx.c (constant_pool_reference_p): New function. * rtl.h (constant_pool_reference_p): New prototype. * config/i386/i386.md (pushf split, mov[sdx]f split): Use constant_pool_reference_p in condition and avoid_constant_pool_reference in preparation statements. 2005-09-06 Andreas Krebbel * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for STRICT_LOW_PART SETs. 2005-09-06 Alan Modra PR middle-end/21460 * except.c (sjlj_emit_function_enter): Find the function begin note even when it's not in first basic block. 2005-09-06 Kelley Cook * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET, AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND. * aclocal.m4: Regenerate. 2005-09-05 DJ Delorie * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling of macro. 2005-09-06 Kazu Hirata * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c, config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c, config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos. Follow spelling conventions. * doc/invoke.texi: Follow spelling conventions. 2005-09-05 J"orn Rennecke * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare. * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions. * builtins.c (expand_builtin_return_addr): Use gen_frame_mem. 2005-09-05 J"orn Rennecke PR target/23683 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem. (output_stack_adjust): Use gen_tmp_stack_mem. (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem. (sh_set_return_address, sh_allocate_initial_value): Likewise. (sh_get_pr_initial_val): Likewise. (sh_builtin_saveregs): Use gen_frame_mem and change_address. (sh_initialize_trampoline): Likewise. Also use adjust_address. * sh.md (divsi_inv_m0): Use gen_const_mem. (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem. (movdf_i4+1): Use gen_tmp_stack_mem. (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address. (fpu_switch+2): Likewise. (movv4sf_i, movv16sf_i): Use adjust_address. (symGOT_load): Set MEM_NOTRAP_P bit. 2005-09-04 John David Anglin PR target/23721 * pa.c (emit_move_sequence): Fix typo in last change. 2005-09-03 Jakub Jelinek PR rtl-optimization/23454 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p is true. 2005-09-03 Richard Henderson John David Anglin PR middle-end/23671 * pa.c (emit_move_sequence): Use replace_equiv_address instead of gen_rtx_MEM. 2005-09-02 Nicolas Pitre * config/arm/arm.c (arm_legitimize_address): Limit the value passed to bit_count to 32 bits. 2005-08-31 Mark Mitchell PR c++/23167 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when generating synthetic loads from volatile lvalues. 005-09-02 Nick Clifton * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2, __ctzhi2, __clzhi2): New functions. 2005-09-02 Andrew Pinski PR middle-end/23547 * tree-nested.c (struct var_map_elt): Mark with GTY. (struct nesting_info): Mark with GTY. Mark var_map's param is struct var_map_elt. (lookup_field_for_decl): Allocate new element in GC memory. (lookup_tramp_for_decl): Likewise. (convert_nl_goto_reference): Likewise (create_nesting_tree): Allocate info in GC memory. Likewise for info->var_map. (free_nesting_tree): Free with ggc_free instead of free. (root): New static variable. (lower_nested_functions): Remove root as local variable. And zero out root at the end of the function. 2005-09-02 J"orn Rennecke PR rtl-optimization/20365 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg to short. New member ix. (simplify_plus_minus_op_data_cmp): Break ties using ix member. (simplify_plus_minus): Initialize ix members before calling qsort. 2005-09-02 Zdenek Dvorak PR tree-optimization/23626 * tree-cfg.c (replace_uses_by): Clean up eh info. 2005-09-01 DJ Delorie * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug fprintf. 2005-09-01 David Edelsohn * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P. (rs6000_split_multireg_move): Use replace_equiv_address instead of gen_rtx_MEM. 2005-09-01 Craig Rodrigues * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls, do not issue warning for a variable definition following a declaration. 2005-09-01 Richard Henderson PR 23668 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore conversion to CONST_VECTOR. 2005-09-01 Richard Henderson PR 23676 * reload1.c (reload_as_needed): Check !CALL_P before calling fixup_eh_region_note. * rtlanal.c (may_trap_p): SUBREG by itself cannot trap. 2005-09-01 DJ Delorie * varasm.c (output_constant): Let the target resolve conversions of addresses to non-default pointer sizes. 2005-09-01 Nicolas Pitre * config/arm/arm.c (arm_legitimize_address): Split absolute addresses to alow matching ARM pre-indexed addressing mode. (arm_override_options): Remove now irrelevant comment. 2005-09-01 Phil Edwards * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target. * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode. * config/i386/vxworks.h: Likewise. * config/i386/t-vxworksae: New file, for VxWorks AE. * config/i386/vxworksae.h: Likewise. 2005-09-01 Sebastian Pop PR tree-optimization/23410 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the sequence is not wrapping during the first step. 2005-09-01 Jakub Jelinek PR debug/7241 * dwarf2out.c (base_type_die): Compare char_type_node with TYPE_MAIN_VARIANT (type), not type. 2005-09-01 Richard Guenther PR tree-optimization/15366 * common.opt: Add -finline-functions-called-once. Put -fearly-inlining in alphabetically ordered place. * doc/invoke.texi: Document new option. * ipa-inline.c (cgraph_decide_inlining): Honour flag_inline_functions_called_once. 2005-09-01 Jakub Jelinek PR rtl-optimization/23478 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field. (alloc_qty): Initialize it. (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED. (combine_regs): Combine also n_throwing_calls_crossed fields. (find_free_reg): Don't attempt to caller-save pseudos crossing calls that might throw. * global.c (struct allocno): Add throwing_calls_crossed field. (global_alloc): Revert 2005-08-22 change. Initialize throwing_calls_crossed. (find_reg): Don't attempt to caller-save pseudos crossing calls that might throw. 2005-09-01 Alan Modra PR target/23649 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks. (mask64_operand): Reinstate code prior to 2005-06-11 change. (mask64_2_operand): Reinstate code prior to 2004-11-11 change. (and64_2_operand): Tweak to use predicate. (and_operand): Adjust for mask_operand changes. * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11. (print_operand): Likewise. (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand. (mask64_1or2_operand): Delete. * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete. * config/rs6000/rs6000.h (EXTRA_CONSTRAINT ): Revert 2005-06-11. (EXTRA_CONSTRAINT ): Pass operand mode to predicate. (EXTRA_CONSTRAINT ): Disallow mask64_operand matches. * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11. (rotldi3_internal4): Likewise. (rotldi3_internal5, rotldi3_internal5 split): Likewise. (rotldi3_internal6, rotldi3_internal6 split): Likewise. (ashldi3_internal7): Likewise. (ashldi3_internal8, ashldi3_internal8 split): Likewise. (ashldi3_internal, ashldi3_internal9 split): Likewise. (anddi3 split): Don't match mask64_operand. (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate. (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify 't' splitter predicate. (movdi_internal64 + 2): Revert 2005-06-11 change. 2005-08-31 DJ Delorie * config/m32c/m32c.c (m32c_valid_pointer_mode): New. (m32c_asm_integer): Add support for 32 bit pointers. 2005-08-31 Richard Henderson * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through component-like references for setting MEM_NOTRAP_P. * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P. * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise. 2005-08-31 Richard Henderson * expr.c (expand_expr_real_1) : Force subregs into a pseudo before applying gen_lowpart. 2005-08-31 Geoffrey Keating * doc/install.texi (Specific): Update cctools version required for full functionality. * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the linkers as -macosx_version_min. 2005-08-31 J"orn Rennecke PR target/21255 * sh.c (print_operand, %R and %S): Add handling of floating point registers, memory, constants and invalid operands. 2005-08-31 Daniel Berlin * ipa-pure-const.c: Change dump name. 2005-08-31 Uros Bizjak PR target/23570 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint to "reg_or_0_operand". (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand". 2005-08-31 Dale Johannesen * loop-iv.c (iv_number_of_iterations): Fix overflow check for loops that count down. 2005-08-31 Richard Henderson PR rtl-opt/23601 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots. (fixup_eh_region_note): New. (reload_as_needed): Call it. (fixup_abnormal_edges): Allow all throwing insns to be deleted; don't call find_many_sub_basic_blocks; call verify_flow_info. * function.c (assign_stack_local_1): Set MEM_NOTRAP_P. (keep_stack_depressed): Likewise. (assign_stack_temp_for_type): Likewise; use adjust_address_nv. 2005-08-31 Richard Henderson * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for fp return matching. 2005-08-31 Fariborz Jahanian * expr.c (expand_expr_real_1): Compare size of address mode to target's address mode size in deciding expansion of the constant address. 2005-08-31 Richard Guenther PR middle-end/23477 * expr.c (all_zeros_p): New function. (expand_expr_real_1): Handle the case of an all-zero non-addressable constructor separately. 2005-08-31 Adrian Straetling * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change arguments, adjust all callers. (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy. 2005-08-30 Richard Henderson PR target/23630 * expr.c (expand_expr_real_1) : Use gen_lowpart whenever the mode sizes match. 2005-08-31 Alan Modra * calls.c (load_register_parameters): Fix comment typo. * expr.c (emit_push_insn): Comment formatting. 2005-08-30 Ian Lance Taylor * config/i386/x-cygwin (host-cygwin): Change dependency from hosthooks-def.h to $(HOSTHOOKS_DEF_H). 2005-08-29 Geoffrey Keating * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify parts of 'vals'. 2005-08-29 Andrew Pinski PR middle-end/23408 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the call to ggc_collect. 2005-08-29 Paolo Bonzini PR bootstrap/21268 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the beginning. Remove $(INCLUDES) from all the rules, if following $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS). 2005-08-29 Jakub Jelinek PR middle-end/23484 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is not constant, but maxlen is, don't set len to maxlen, rather set maxlen to len if len is a constant. 2005-08-29 Zdenek Dvorak PR tree-optimization/23475 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies and counts. 2005-08-28 Daniel Berlin Fix PR middle-end/22455 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size. Checksum only the parts of the tree that exist for the tree code. 2005-08-28 Dale Johannesen * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO. 2005-08-28 Andrew Pinski * tree-vrp.c: Remove obsolete comment in front of vrp_initialize. 2005-08-28 Richard Henderson * stor-layout.c (finalize_type_size): Revert workaround from 08-26. * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment of char_type_node. 2005-08-28 Jakub Jelinek PR ada/23593 * builtins.c (get_memory_rtx): Don't strip nops in between COMPONENT_REFs. 2005-08-27 Andrew Pinski PR middle-end/23463 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized types. (gimplify_modify_expr): Check for zero sized types and gimplify the rhs and lhs as statements. 2005-08-27 John David Anglin PR libgcj/23508 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame state for return address column of signal frames. 2005-08-27 David Edelsohn PR target/23539 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when bytes >= 2 not bytes == 2. (expand_block_move): Same. 2005-08-27 Richard Guenther PR target/23575 * config/i386/sse.md (sse2_movsd): Add missing closing braces. 2005-08-27 Paul Brook * genrecog.c (enum decision_type): Add DT_num_insns. (struct decision_test): Add u.num_insns. (add_to_sequence): Add DT_num_insns test. (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns. (write_cond, debug_decision_2): Ditto. (change_state): Assume peep2_next_insn never fails. Remove "afterward" argument. (write afterward, write_tree): Update to match. * recog.c (peep2_current_count): New variable. (peep2_next_insn): Check it. (peephole2_optimize): Set peep2_current_count. * recog.h (peep2_current_count): Declare. 2005-08-26 Josh Conner PR middle-end/23584 * ipa-pure-const.c (check_tree): Check for volatile-ness when considering a dereference. 2005-08-27 Jakub Jelinek * rtl.h (MEM_IN_STRUCT_P): Fix comment typo. 2005-08-26 Jakub Jelinek PR rtl-optimization/23561 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless at most LEN bytes long memory fits into the field. (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr, expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp, expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers. 2005-08-26 Richard Henderson PR rtl-opt/23560 * loop.c (biased_biv_may_wrap_p): New. (maybe_eliminate_biv_1): Use it to suppress non-equality comparison transformations. Delete disabled code. 2005-08-26 Ian Lance Taylor * combine.c (make_extraction): Avoid reference outside object. 2005-08-26 J"orn Rennecke * stor-layout.c (finalize_type_size): Restore behaviour for non-aggregate types to the status quo ante of the patch for pr 23467. Document why it matters. 2005-08-26 Jakub Jelinek PR c/23506 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types array by one element, initialize the BT_LAST element with NULL. 2005-08-26 David Edelsohn * config/rs6000/rs6000.md (eq_compare): Only enable when optimizing for size. (plus_eqsi): Same. (compare_plus_eqsi): Same. (plus_eqsi_compare): Same. (neg_eq0): Same. (neg_eq): Same. * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to PROCESSOR_POWER4. 2005-08-26 Nick Clifton * config/v850/v850.c (ep_memory_operand): Return FALSE if TARGET_EP is not defined. * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if TARGET_EP is enabled. (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing. * config/v850/v850.md (save_all_interrupt): Only use the EP register if TARGET_EP is defined. (restore_all_interrupt): Likewise. * config/v850/lib1funcs.asm: Update functions so that the EP register is only used if __EP__ is defined. 2005-08-26 David Ung * config/mips/mips.c (mips_expand_prologue): Handle case when generating for MIPS16 and the outgoing argument area is more than SMALL_OPERAND. Use the frame pointer as temporary to generate the add instruction. 2005-08-26 Paul Woegerer * config/crx/crx.md: Make doloop_end pattern usage controllable via mloop-nesting= command line switch. Make sure the combiner cannot use doloop_end_ in an illegal way. * config/crx/crx.c: Use regs up to r6 for argument passing. Refine crx_address_cost (non cst4 displacements are expensive). * config/crx/crx.opt: Add switch for mloop-nesting=. 2005-08-26 Adrian Straetling * config/s390/s390.md: ("movstr", "*movstr"): Add patterns. (UNSPEC_MVST): New constant. 2005-08-26 Andreas Krebbel * config/s390/predicates.md ("shift_count_operand", "setmem_operand"): Reject operands containing eliminable registers. * testsuite/gcc.dg/20050825-1.c: New testcase. 2005-08-24 Paolo Bonzini Jan Hubicka * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links. 2005-08-24 Paolo Bonzini PR tree-optimization/23546 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST and REAL_CST nodes. 2005-08-24 Pete Steinmetz * params.def (PARAM_MIN_SPEC_PROB): New. * sched-rgn.c (MIN_PROBABILITY): Delete. (compute_trg_info): Convert to PARAM_VALUE. * doc/invoke.texi (param): Document min-spec-prob. 2005-08-24 Fariborz Jahanian * config/darwin.h: define __PIC__ * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to TARGET_OS_CPP_BUILTINS macro. 2005-08-24 Paolo Bonzini * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added yesterday. 2005-08-24 Zdenek Dvorak * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument to duplicate_block. * cfghooks.c (duplicate_block): Added position where to place new block as argument. * cfghooks.h (duplicate_block): Declaration changed. * cfglayout.c (copy_bbs): Add argument after. Pass it to duplicate_block. * cfglayout.h (copy_bbs): Declaration changed. * cfgloop.h (loop_version): Declaration changed. * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass position to copy_bbs. (loop_version): Pass position to duplicate_loop_to_header_edge. Add place_after argument and position new blocks according to it. * modulo-sched.c (sms_schedule): Pass place_after argument to loop_version. * tracer.c (tail_duplicate): Pass argument to duplicate_block. * tree-cfg.c (split_edge_bb_loc): New function. (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc to determine position of new blocks. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument to loop_version. * tree-ssa-threadupdate.c (create_block_for_threading): Pass argument to duplicate_block. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Pass position to copy_bbs. 2005-08-24 Zdenek Dvorak * fold-const.c (ptr_difference_const): Use cst_and_fits_in_hwi instead of host_integerp. 2005-08-24 Paolo Bonzini * config/darwin.c (gen_pic_offset): New. (machopic_indirect_data_reference, machopic_legitimize_pic_address): Use it. 2005-08-23 Zdenek Dvorak PR tree-optimization/23486 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals. 2005-08-23 Phil Edwards * config.gcc (*-*-vxworks*): Update tm_file, add extra_options, remove use_collect2. (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target. * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target configuration files to override the default value. * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO, EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS. * config/vx-common.h: New file, split out from... * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode. * config/vxworksae.h: New file, for VxWorks AE. * config/vxworks.opt: New file. * config/vxlib.c: Update for VxWorks 6. * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust other MULTILIB_* variables appropriately. (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm. * config/rs6000/t-vxworksae: New file, adjust multilibs for AE. * config/rs6000/vxworks.h: Update for VxWorks 6. * config/rs6000/vxworksae.h: New file, mostly placeholder for now. 2005-08-23 Andrew Pinski PR target/20799 * config/darwin.c (machopic_select_section): Remove the hack to mark "::operator new" and "::operator delete" for coalescing even though they are not weak. 2005-08-24 Alan Modra * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch. * configure: Regenerate. 2005-08-23 Paolo Bonzini PR middle-end/23517 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert between vectors. * convert.c (convert_to_integer, convert_to_vector): Likewise. * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1): Likewise. 2005-08-23 Paolo Bonzini * config/rs6000/predicates.md (equality_operator): New. * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for comparison with a large constant. 2005-08-23 Mark Mitchell * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT. 2005-08-23 J"orn Rennecke * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp registers is even, and we have a hardware double precision fp, align the buffer. (sh_gimplify_va_arg_expr): For floating point arguments, consider size of current argument when checking if argument was passed in registers. * sh.c (sh_attr_renesas_p): Handle error_mark_node. PR middle-end/23467 * stor-layout.c (finalize_type_size): Dont override existing alignment with a smaller alignment from the mode. 2005-08-23 Sebastian Pop * lambda-code.c (lambda_vector_lexico_pos): Moved... * lambda.h (lambda_vector_lexico_pos): ... here. * tree-data-ref.c (build_classic_dist_vector): Return false when the distance vector is lexicographically negative. 2005-08-23 Sebastian Pop PR tree-optimization/23511 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE. 2005-08-23 Jakub Jelinek PR tree-optimization/22043 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument. * expr.c (count_type_elements): Add ALLOW_FLEXARR argument. If ALLOW_FLEXARR, handle types ending with flexible array member. Pass false as second argument to recursive count_type_elements calls. (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second argument to count_type_elements call. * tree-sra.c (decide_block_copy): Likewise. * gimplify.c (gimplify_init_constructor): If num_type_elements < 0 for a constant-sized object, set cleared as well. Pass true as second argument to count_type_elements call. 2005-08-23 Alan Modra PR target/21571 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename from legitimate_small_data_p, and make global. Update use. Remove forward declaration. * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p): Declare. * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems. 2005-08-23 David Edelsohn * config/rs6000/rs6000.md (eq): Use output operand instead of scratch intermediates. (eq_compare): Same. (neg_eq0): New. (neg_eq): Convert to define_insn_and_split. 2005-08-23 Alan Modra PR target/23070 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to stdarg functions, set/clear the fp marker even when no variable args are passed. * config/rs6000/sysv4.opt (mprototype): Describe. 2005-08-22 Jakub Jelinek PR rtl-optimization/23478 * regs.h (reg_info): Add throw_calls_crossed. (REG_N_THROWING_CALLS_CROSSED): Define. * flow.c (allocate_reg_life_data): Initialize REG_N_THROWING_CALLS_CROSSED. (propagate_one_insn, attempt_auto_inc): Update REG_N_THROWING_CALLS_CROSSED. * global.c (global_alloc): Don't allocate pseudos across calls that may throw. 2005-08-22 Andrew Pinski PR c/18715 * c-common.c (c_do_switch_warnings): Look for a node where the enum's value is inbetween the range if we did not find an exact match. 2005-08-22 Aldy Hernandez * doc/invoke.texi (Option Summary): Add ms1 options. * doc/extend.texi: Document interrupt handler attribute for ms1. * doc/md.texi: Document ms1 constraints. * config.gcc: Add ms1-*-elf. * config/ms1/ms1.h: New. * config/ms1/ms1.c: New. * config/ms1/ms1.md: New. * config/ms1/ms1-protos.h: New. * config/ms1/ABI.txt: New. * config/ms1/crti.asm: New. * config/ms1/crtn.asm: New. * config/ms1/lib2extra-funcs.c: New. * config/ms1/t-ms1: New. * config/ms1/ms1.opt: New. 2005-08-22 Ira Rosen * config/rs6000/altivec.md (xorv4sf3): New. (negv4sf2, neg2): Likewise. 2005-08-21 H.J. Lu PR target/23485 * config/ia64/ia64.md (divsi3): Check divide by zero. (udivsi3): Likewise. (divdi3): Likewise. (udivdi3): Likewise. 2005-08-21 Jakub Jelinek * simplify-rtx.c (simplify_immed_subreg) : Only clear up to elem_bitsize bits, not max_bitsize. 2005-08-21 Sebastian Pop PR tree-optimization/23433 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a REAL_CST when the type is SCALAR_FLOAT_TYPE_P. 2005-08-21 Sebastian Pop PR tree-optimization/23434 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when the iteration bound is not an INTEGER_CST. 2005-08-21 Dorit Nuzman * tree-vect-transform.c (get_initial_def_for_reduction): Set need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to NULL if need_epilog_adjust is false. (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed. Case 3 always peels first itration, not just for PLUS case, and no need to use scalar_initial_def here. Create an epilog adjustment only if scalar_initial_def is not NULL. (vectorizable_reduction): Remove assert. 2005-08-20 H.J. Lu PR target/23485 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero. (__moddi3): Likewise. (__udivdi3): Likewise. (__umoddi3): Likewise. (__divsi3): Likewise. (__modsi3): Likewise. (__udivsi3): Likewise. (__umodsi3): Likewise. 2005-08-20 Jakub Jelinek * tree-pass.h (TDF_GRAPH): Define. * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all". * passes.c (finish_optimization_passes): Only call finish_graph_dump_file if TDF_GRAPH is set. (execute_one_pass): Only call clean_graph_dump_file if dump_file != NULL. Set TDF_GRAPH bit. (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set. 2005-08-20 Richard Earnshaw * arm.h (arm_stack_offsets): Add locals_base field. * arm.c (arm_get_frame_offsets): Compute it. (thumb_compute_initial_elimination offset): Make the Thumb frame pointer point to the base of the local variables. (thumb_expand_prologue): Update accordingly. (thumb_expand_epilogue): Likewise. * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change mode of clobbered scratch to DImode. Handle a case that's known to need this. 2005-08-19 David Edelsohn * config/rs6000/rs6000.md (gt0): Delete. (gt0_compare): Delete. (neg_gt0): Delete. 2005-08-19 Eric Christopher * optabs.h: Change CTI_ to COI_. * optabs.c: Ditto. 2005-08-19 James E Wilson * builtins.c (expand_builtin_return_addr): Set current_function_accesses_prior_frames when count != 0. Use frame_pointer_rtx when count == 0. * function.h (struct function): Add accesses_prior_frames field. (current_function_accesses_prior_frames): Define. * reload1.c (init_elim_table): Check current_function_accesses_prior_frames. * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs. 2005-08-19 Diego Novillo * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change indicator. Return true if the flowgraph changed during cleanup. 2005-08-19 Diego Novillo PR 23476 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the conditional expression before testing its value. 2005-08-19 Diego Novillo * doc/invoke.texi: Fix documentation for -ftree-dominator-opts. 2005-08-19 Devang Patel PR tree-optimization/23048 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as third parameter. Check whether latch is dominated by exit block or not. (if_convertible_loop_p): Supply exit block itself to if_convertible_bb_p. 2005-08-19 Richard Earnshaw PR target/23473 * arm.md (arm_load_pic_register): Change argument to the mask of saved registers. Call thumb_find_work_register if we need a scratch register on Thumb. (arm_expand_prologue): Pass empty register set to arm_load_pic_register. (thumb_expand_prologue): Pass live_regs_mask directly to arm_load_pic_register. * arm-protos.h (arm_load_pic_register): Update prototype. 2005-08-19 J"orn Rennecke * sh.c (find_sole_member): New function. (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch if the record's alignment is larger than the size of its only member. 2005-08-19 Richard Earnshaw PR target/23436 * arm.c (thumb_legitimize_reload_address): New function. * arm-protos.h (thumb_legitimize_reload_address): Add prototype. * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it. 2005-08-19 Paul Woegerer * config/crx/crx.c: Implement crx_decompose_address. Reject symbolic displacements since CRX register relative adressing mode can't handle unsigned 32-bit values as displacements. * config/crx/crx.h: Simplify definitions, remove redundant parenthesis and obsolete macros. * config/crx/crx.opt: Add new switch for debugging addresses. * config/crx/crx-protos.h: Add new declarations for above. 2005-08-19 Andrew Pinski PR middle-end/20624 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by looking past it. 2005-08-18 Kaveh R. Ghazi * collect2.c (dup2): Delete. * configure.ac: Don't check for dup2. * config.in, configure: Regenerate. 2005-08-18 J"orn Rennecke * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE record with the type of its only member. 2005-08-18 David Edelsohn * config/rs6000/rs6000.md (ltu_compare): Convert to define_insn_and_split. (plus_ltu_compare): Same. (gtu_compare): Same. (plus_gtu_compare): Same. 2005-08-18 Dorit Nuzman PR tree-optimization/22228 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to todo_flags_start. * tree-vect-transform.c (vect_transform_loop): Mark the variables that are recorded in vect_vnames_to_rename for renaming. * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap. (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming in vect_vnames_to_rename. (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap. * tree-vectorizer.h (vect_vnames_to_rename): New extern variable. 2005-08-18 Jan Hubicka PR c++/22034 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug info only for local statics, not for member variables. 2005-08-18 Volker Reichelt * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo. 2005-08-18 Volker Reichelt * c-typeck.c (designator_errorneous): Rename to designator_erroneous. 2005-08-18 Andrew Pinski PR middle-end/16045 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time. 2005-08-17 James E Wilson * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in array size check. 2005-08-17 David Edelsohn * config/rs6000/rs6000.md (leu): Convert to mode macro. (leu_compare): Same. (plus_leu): Same. (neg_leu): Same. (and_neg_leu_compare): Same. (plus_ltu): Same. (geu): Same. (geu_compare): Same. (plus_geu): Same. (neg_geu): Same. (and_neg_geu): Same. (plus_gt): Same. (gtu_compare): Same. (plus_gtu): Same. 2005-08-17 Erik Christiansen * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos. Move call_table_data to end. Delete spurious .text. (callt_save_all_interrupt): Fix comment typo. 2005-08-17 James E Wilson Kevin Winchester PR target/21684 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0. 2005-08-17 Uros Bizjak PR target/23268 * config/i386/i386.md ("*fist2_1"): New pattern. ("lrint2"): Change expander to use "*fist2_1" pattern. 2005-08-17 J"orn Rennecke * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE record with the type of its only member if the modes don't match. * varasm.c (decode_reg_name): Skip empty additional register names. 2005-08-16 Zdenek Dvorak * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name, lsm_tmp_name_length): New. (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions. (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp". 2005-08-16 Ulrich Weigand Andreas Krebbel * config.gcc: Added z9-109 switch. * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl", "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi", "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other", "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf", "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable for "z9_109" cpu attribute. * config/s390/s390.c (z9_109_cost): New processor cost structure. (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros. (s390_handle_arch_option): Added z9-109 switch. (override_options): Set respective cost function for z9-109. (s390_const_ok_for_constraint_p): New constraints Os, Op, On. (legitimate_reload_constant_p): Accept extended immediates. (print_operand): Three new output modifiers added: k, m and o. (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990. (s390_output_mi_thunk): Use extended immediate when possible. * config/s390/s390.h (processor_flags): Added PF_EXTIMM. (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros. (CONSTRAINT_LEN): Added length of O constraint. (CLZ_DEFINED_VALUE_AT_ZERO): Definition added. * config/s390/s390.md ("cpu"): New value z9_109 added. ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm", "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm", "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm", "*zero_extendsi2_extimm", "*anddi3_extimm", "*iordi3_extimm", "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns. ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2", "*zero_extendsi2_64", "zero_extendqihi2", "*zero_extendqihi2_64", "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM. ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu", "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc", "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc", "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3", "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc", "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly", "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended immediates. ("extenddi2", "extendsi2", "zero_extenddi2", "zero_extendsi2"): Allow memory operands and don't manually emit insns for TARGET_EXTIMM. 2005-08-17 Andreas Krebbel * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options. 2005-08-17 Nick Clifton * config/stormy16/stormy16.c (xstormy16_encode_section_info): Call default_encode_section_info. 2005-08-17 Steven Bosscher PR tree-optimization/21574 * tree-ssa-ccp.c (likely_value): If the right hand side is a constant, return CONSTANT. (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal. (ccp_fold, visit_assignment): Likewise. (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way. 2005-08-16 James A. Morrison * c-typeck.c (build_function_call): Call fold_buildN_initializer or fold_buildN instead of buildN then fold_initializer or fold. (build_unary_op): Likewise. (build_binary_op): Likewise. * fold-const.c (fold_initializer): Remove. (fold_build1_initializer): New function. (fold_build2_initializer): New function. (fold_build3_initializer): New function. * tree.h (fold_initializer): Remove. (fold_build1_initializer): New function. (fold_build2_initializer): New function. (fold_build3_initializer): New function. 2005-08-16 James A. Morrison * fold-const.c (optimize_bit_field_compare): Remove extra fold call. (try_move_mult_to_index): Call fold_build2 instead of build2. (fold_binary): Don't call fold after calls to try_move_mult_to_index. * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of fold_binary_to_constant. (infer_loop_bounds_from_undefined): Call fold_build2 instead of fold (build. * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to check if A == gcd (A, B). Remove TYPE argument. (analyze_offset) Use fold_build2 instead of fold (build. (create_data_ref): Likewise. (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p. * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2 then fold. 2005-08-17 Kelley Cook * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c, ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address. 2005-08-16 Andrew Pinski PR tree-opt/23402 * gimplify.c (zero_sized_type): New function. (gimplify_modify_expr_rhs): If we have a zero sized type, replace the statement with an empty statement. 2005-08-16 H.J. Lu * config/i386/crtfastmath.c (set_fast_math): Add "=m" for fxsave. 2005-08-16 Ian Lance Taylor * doc/tm.texi (Label Output): Correct typo. 2005-08-16 Steven Bosscher PR target/23376 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that force_operand will work later on using have_insn_for. 2005-08-16 Volker Reichelt * fold-const.c (tree_expr_nonnegative_p): Regroup cases. 2005-08-16 Ian Lance Taylor PR c++/23337 * gimplify.c (gimplify_init_ctor_eval): If we see an element of vector type, don't try to construct it element by element. Add an assertion that we use a FIELD_DECL when building a COMPONENT_REF. 2005-08-16 Volker Reichelt * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR. 2005-08-16 Geoffrey Keating * doc/invoke.texi (Precompiled Headers): Document some more options which are known to be safe. 2005-08-16 James E Wilson PR tree-optimization/21105 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in TREE_OVERFLOW check. 2005-08-16 David Edelsohn * config/rs6000/rs6000.md (ltu): Convert to mode macro. (neg_ltu): Same. (gtu): Same. (neg_gtu): Same. 2005-08-16 Volker Reichelt * builtins.c (expand_builtin_strcat): Remove superfluous call to fold. (fold_builtin_isdigit): Use fold_buildN. (build_function_call_expr): Likewise. * c-typeck.c (c_finish_loop): Likewise. 2005-08-16 J"orn Rennecke Richard Shann PR middle-end/20396: * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account. 2005-08-16 Sebastian Pop * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment. 2005-08-15 Richard Earnshaw PR target/23355 * arm.c (thumb_compute_save_reg_mask): Use similar logic to arm_compure_save_reg0_reg12_mask to determine when the PIC register must be saved. 2005-08-15 John David Anglin PR middle-end/23369 * fold-const.c (build_range_check): Disable optimization for function pointer expressions on targets that require function pointer canonicalization. 2005-08-15 Ulrich Weigand * simplify-rtx.c (simplify_const_relational_operation): When extracting arguments of a COMPARE, recompute the mode as well. 2005-08-15 Ian Lance Taylor * tree.c (build_string): Mark tree CONSTANT and INVARIANT. 2005-08-15 DJ Delorie * config/m32c/mov.md (movqi_op): Immediates can't be moved to the stack. (movsi_splittable): Allow, but split, moves to the stack. * config/m32c/m32c.c (m32c_split_move): Always split moves to the stack. 2005-08-15 Kaveh R. Ghazi * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete. * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR. * system.h (HOST_PTR_PRINTF): Don't define, poison it. * bitmap.c, c-decl.c, config/i386/i386-interix.h, config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c: Delete HOST_PTR_PRINTF. * configure, config.in: Regenerate. 2005-08-15 David Edelsohn * config/rs6000/rs6000.md (QHSI): New mode macro. (wd): Extend mode attr for QImode and HImode (dbits): New mode attr. (zero_extenddi2): Convert to mode macro. 2005-08-15 Steve Ellcey PR target/21841 * doc/invoke.texi (-mgnu-ld): Update description. (-mhp-ld): Ditto. 2005-08-15 Sebastian Pop PR 23391 * Makefile.in (tree-chrec.o): Depends on real.h. * tree-chrec.c: Include real.h. (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly, chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P. * tree-scalar-evolution.c (add_to_evolution_1, interpret_rhs_modify_expr): Ditto. 2005-08-15 Sebastian Pop PR 23386 * tree-data-ref.c (estimate_niter_from_size_of_data): When step is negative compute the estimation from init downwards to zero. 2005-08-14 James A. Morrison * fold-const (fold_binary): Call fold_build2 instead of fold (build. 2005-08-14 Ulrich Weigand * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P' constraint. (legitimate_reload_constant_p): Fix handling of lliXX operands. Accept double-word constants that can be split. * config/s390/s390.md ("movti"): Use 'P' constraint. ("*movdi_31", "*movdf_31"): Likewise. 2005-08-14 Daniel Berlin Fix PR tree-optimization/22615 * tree-ssa-structalias.c (solution_set_add): Handle first_vi_for_offset returning NULL. (do_da_constraint): Ditto. (do_sd_constraint): Ditto. (do_ds_constraint): Ditto (find_func_aliases): Ditto. (build_constraint_graph): RHS is allowed be ANYTHING. (first_vi_for_offset): Return NULL if we couldn't find anything at the offset. 2005-08-14 Ulrich Weigand * config/s390/s390.c (s390_canonicalize_comparison): Prefer register over memory as first operand. 2005-08-14 H.J. Lu PR target/23360 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is available for setting it. 2005-08-14 Ira Rosen PR tree-optimization/23320 * tree-data-ref.c (base_addr_differ_p): Add comment. Check data-refs' types instead of base object nullness. Add check for pointer type data-refs before first location comparison. Remove assert. 2005-08-14 Andreas Schwab * doc/md.texi (Machine Constraints): Fix misplaced @end table. 2005-08-13 James E Wilson * doc/cpp.texi (__SSP__, __SSP_ALL__): Document. * doc/invoke.texi (-Wstack-protector, -fstack-protector, -fstack-protector-all, --param ssp-buffer-size): Document. (-Wvariadic-macros): Alphabetize. (-fsched-stalled-insns-dep): Add missing 'f'. * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect macros. 2005-08-13 David Edelsohn * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed or indirect address operand. (EXTRA_ADDRESS_CONSTRAINT): New. * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a". 2005-08-13 Sebastian Pop PR tree-optimization/22236 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print successors and predecessors. * tree-chrec.c (chrec_convert): Before converting, check that sequences don't wrap. * tree-data-ref.c (compute_estimated_nb_iterations): Moved ... (analyze_array): Extern. (find_data_references_in_loop): Remove call to compute_estimated_nb_iterations. * tree-data-ref.h (analyze_array): Declared. * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand, single_ssa_def_operand, zero_ssa_operands): Fix documentation. * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter. * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry condition. * tree-ssa-loop-ivcanon.c: Fix documentation. * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note. * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here. (infer_loop_bounds_from_undefined): New. (estimate_numbers_of_iterations_loop): Use infer_loop_bounds_from_undefined. (used_in_pointer_arithmetic_p): New. (scev_probably_wraps_p): Pass an extra parameter. Call used_in_pointer_arithmetic_p. Check that AT_STMT is not null. (convert_step): Fix documentation. * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters. Use initial_condition_in_loop_num and evolution_part_in_loop_num instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to scev_probably_wraps_p. 2005-08-13 Ulrich Weigand * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change. (s390_register_info): Ignore clobbered_regs information for fixed registers, and only fixed registers. (s390_init_frame_layout): Remove redundant call. 2005-08-12 Gerald Pfeifer * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to description of -Wold-style-casts. 2005-08-12 Andreas Krebbel Jakub Jelinek * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define. * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added. * config/s390/s390.c (print_operand): New output modifier 'G' added. (get_thread_pointer): Renamed to s390_get_thread_pointer. * config/s390/s390.md (stack_protect_set, stack_protect_test): If TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))). (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. ("stack_protect_set", "stack_protect_test"): New expanders. ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi", "stack_protect_testdi"): New insn definitions. 2005-08-12 Andreas Krebbel * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K. 2005-08-12 Paul Brook * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set. 2005-08-12 Andreas Krebbel * config/s390/predicates.md (setmem_operand): New predicate. (shift_count_operand): Accept ANDs with special constants as operand. * config/s390/s390.c (print_shift_count_operand): Skip ANDs with special constants. * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced shift_count_operand with setmem_operand. 2005-08-12 Andreas Krebbel * config/s390/s390.c (s390_extract_part, s390_single_part): Type cast added. (s390_const_ok_for_constraint_p): Added SImode to the N constraint. (s390_output_mi_thunk): Don't use lg on 31 bit. * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy. ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH. 2005-08-12 Andreas Krebbel * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros. (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p, s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue, s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P with one of the new macros. 2005-08-12 Andreas Krebbel * config/s390/s390.c (s390_split_branches, s390_init_frame_layout): Don't set save_return_addr_p. (s390_register_info): Make clobbered_regs not depending on save_return_addr_p. 2005-08-12 Kaz Kojima * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }. (LINK_COMMAND_SPEC): Add space after %(link_ssp). 2005-08-11 James E. Wilson * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New. 2005-08-11 Jakub Jelinek * dwarf2out.c (add_location_or_const_value_attribute): Prefer locations gathered by var-tracking in single entry loc_list over loc_descriptor_from_tree. * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument, pass it down to loc_descriptor. (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor. (containing_function_has_frame_base): Move earlier in the file. (loc_descriptor_from_tree_1): Use containing_function_has_frame_base instead of always assuming fbreg can't be used. 2005-08-11 David Edelsohn * config/rs6000/altivec.md: Change constraint "m" to "Z". * config/rs6000/predicates.md (indexed_or_indirect_operand): Accept address wrapped in AND for Altivec. * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Strip AND wrapping offset address for Altivec. 2005-08-11 Richard Henderson PR middle-end/23312 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE before using TYPE_IS_SIZETYPE. 2005-08-11 Richard Henderson PR target/22225 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for insn types not present on ev4. (alphaev5_insn_pipe): Similarly. 2005-08-11 Richard Earnshaw PR target/23250 * arm.c (arm_override_options): If the user has selected callee-super- interworking, then enable normal interworking. 2005-08-11 Rainer Orth * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before redefinition. 2005-08-11 Wu Zhou * doc/rtl.texi: Fix two typos. 2005-08-11 Richard Guenther PR target/23289 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle cases where we call to/from functions returning void. 2005-08-10 James A. Morrison PR c++/23225 * tree.c (build_pointer_type_for_mode): Robustify. 2005-08-10 James E Wilson * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete. * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to "cum->". 2005-08-10 Eric Christopher * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite. * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use V2DFmode. 2005-08-10 Andrew Pinski PR target/21887 * config/darwin.c (machopic_indirect_data_reference): Use a new register for the high part when generating dynamic-no-pic code. 2005-08-10 H.J. Lu * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file. (x86_64-*-linux*): Likewise. * config/i386/crtfastmath.c: New file. * config/i386/t-crtfm: Likewise. * config/i386/linux.h (ENDFILE_SPEC): New. * config/i386/linux64.h (ENDFILE_SPEC): Likewise. * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o. 2005-08-10 Dorit Nuzman * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus): (vec_shl, vec_shr): Document new operations. * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment. 2005-08-10 David Edelsohn * config/rs6000/predicates.md (indexed_or_indirect_address): New. * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and change predicate to indexed_or_indirect_address. 2005-08-10 Richard Sandiford * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases. * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv, __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4 and __aeabi_uwrite8. * config/arm/unaligned-funcs.c: New file. * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c. 2005-08-09 Paolo Bonzini * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks): Add dump. * cfglayout.c (pass_insn_locators_initialize): Add dump. * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): Add dump. * except.c (pass_convert_to_eh_region_ranges): Add dump. * final.c (pass_shorten_branches): Add dump. * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump. (pass_life): Rename dump. (rest_of_handle_flow2): Remove initial verify_flow_info. * function.c (pass_instantiate_virtual_regs): Add dump. * integrate.c (pass_initial_value_sets): Add dump. * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump. * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump. (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop, pass_rtl_unroll_and_peel_loops): Rename dump and add gate. (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop, gate_rtl_unrool_and_peel_loops): New. (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops, rtl_doloop): Do not look at flags. * mode-switching.c (pass_mode_switching): Add dump. * recog.c (pass_split_all_insns, pass_split_for_shorten_branches, pass_split_before_regstack): Add dump. * regmove.c (pass_stack_adjustments): Add dump. * tree-optimize.c (pass_fixup_cfg): Add dump. 2005-08-10 Kazuhiro Inaoka PR 23309 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when deciding which instruction sequence to use. 2005-08-09 Dorit Nuzman * tree-vect-transform.c (vect_create_epilog_for_reduction): Set BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs. 2005-08-09 Richard Guenther * c-common.c (builtin_function_2): Remove. (def_builtin_1): New function. (c_common_nodes_and_builtins): Use def_builtin_1 to build builtin functions. 2005-08-09 Jie Zhang * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define. * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define. * config/bfin/bfin.c (bfin_return_in_memory): Update to really match Visual DSP. 2005-08-09 James A. Morrison * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use fold_binary instead of fold_build2 since we don't care about the resulting tree. (loop_niter_by_eval): Likewise. (compare_trees): Likewise. (proved_non_wrapping_p): Likewise. 2005-08-09 James A. Morrison PR c/23161 PR c/23165 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see if the if is really empty. 2005-08-09 Steven Bosscher PR tree-optimization/23234 * tree-ssa-math-opts.c (place_reciprocal): New enum. (execute_cse_reciprocals_1): Replace the 'phi' argument with an argument of the new enum. (execute_cse_reciprocals): Add reciprocals for function arguments on the unique successor edge of the entry block. Update other calls to execute_cse_reciprocals_1. 2005-08-08 Richard Henderson PR 22439 * gimplify.c (gimplify_one_sizepos): Preserve the original type. 2005-08-08 Bob Wilson * expr.c (write_complex_part): Return after handling MEM. 2005-08-08 Josh Conner PR rtl-optimization/23241 * combine.c (simplify_comparison): Fix error in determining whether to lift a subreg from comparison. 2005-08-08 David Edelsohn PR target/18506 * config/rs6000/altivec.md (vec_init): New. (vec_set): New. (vec_extract): New. * config/rs6000/rs6000.c (rs6000_expand_vector_init): New. (rs6000_expand_vector_set): New. (rs6000_expand_vector_extract): New. (rs6000_legitimate_offset_address_p): Offset addresses are valid for Altivec modes before reload. (altivec_expand_vec_init_builtin): New. (get_element_number): New. (altivec_expand_vec_set_builtin): New. (altivec_expand_vec_ext_builtin): New. (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext builtins. (altivec_init_builtins): Init vec_init, vec_set, and vec_ext builtins. * config/rs6000/rs6000.h (rs6000_builtins): Add ALTIVEC_BUILTIN_VEC_INIT_, ALTIVEC_BUILTIN_VEC_SET_, ALTIVEC_BUILTIN_VEC_EXT_. * config/rs6000/rs6000-protos.h: Declare new functions. 2005-08-08 Jan Hubicka * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode. (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode. * i386.md (movdi*): Use pic_32bit_operand. * predicates.md (pic_32bit_operand): New. 2005-08-08 Nathan Sidwell PR c++/21166 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible. 2005-08-07 James A. Morrison * tree-vrp.c (simplify_div_or_mod_using_range): Use build2. (test_for_singularity): Use fold_build2. 2005-08-07 John David Anglin * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound. 2005-08-07 Danny Smith * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define. (COMMON_ASM_OP) Define. * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED (ix86_encode_section_info): Likewise. (TARGET_ENCODE_SECTION_INFO): Conditionally define as SUBTARGET_ENCODE_SECTION_INFO. 2005-08-06 Richard Henderson PR 21894 * tree-nested.c (convert_local_reference): Save and restore val_only around component_ref and friends. Clear walk_subtrees by default. 2005-08-06 Peter O'Gorman PR 21366 * gcc.c (process_command): Check the argument to -b has a dash. * doc/invoke.texi: Update -b and -V docs. 2005-08-06 James E Wilson * config/mips/cross64.h, config/mips/t-cross64: Delete. 2005-08-06 Michael Matz * genattrtab.c (write_attr_get, write_attr_case): Use insn_code member only if only one insn is associated with the value. 2005-08-06 Nick Clifton * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100): New define. (ASM_OUTPUT_LABELREF): Delete - it is no longer needed. * config/stormy16/stormy16.c (xstormy16_below100_symbol): Check symbol flags instead of symbol name mangling. (xstormy16_asm_output_aligned_common): Likewise. Also simplify code since the bss100_section cass is the only case where the below100 code will be triggered. (xstormy16_encode_section_info): Encode below100 attribute using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling the name. (xstormy16_strip_name_encoding): Delete - this function is no longer needed. (TARGET_STRIP_NAME_ENCODING): Undefine. * config/stormy16/stormy16-protos.h: Delete prototype for xstormy16_strip_name_encoding. 2005-08-06 Kazu Hirata * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c, config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c, tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h, config/linux.h, config/alpha/alpha.h, config/alpha/linux.h, config/alpha/predicates.md, config/arc/arc.h, config/arm/arm.h, config/arm/ieee754-df.S, config/arm/ieee754-sf.S, config/bfin/bfin.c, config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c, config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h, config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/mips/mips.c, config/mips/mips.h, config/mips/openbsd.h, config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.h, config/rs6000/linux-unwind.h, config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, config/sparc/linux.h, config/sparc/linux64.h, config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h, doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc typos. Follow spelling conventions. 2005-08-06 Joseph S. Myers PR c/23113 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start. Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR specially. Check for side effects only for COND_EXPR. * c-typeck.c (c_finish_stmt_expr): Mark statement expression return with TREE_NO_WARNING. 2005-08-06 Richard Sandiford PR rtl-optimization/23233 * loop.c (combine_movables): Require the modes to be the same. (move_movables): Remove handling of cases where the replacement had a different mode to the original. 2005-08-05 James A. Morrison PR tree-optimization/23128 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or subtraction wrap, and set TREE_OVERFLOW if they do. 2005-08-05 Richard Henderson PR 21728 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into FORCED_LABEL labels. 2005-08-05 J"orn Rennecke PR middle-end/23135 * reload.c (find_reloads_subreg_address): Pass down TYPE unchanged. Change all callers except find_reloads_toplev. 2005-08-05 Michael Matz * genattrtab.c (current_alternative_string): Remove. (SIMPLIFY_ALTERNATIVE): Ditto. (attr_alt_bit_p): Ditto. (alternative_name): Make const char *. (evaluate_eq_attr): Remove use of above things. (simplify_test_exp): Ditto. (simplify_test_exp ): Guard for insn_code < 0 . (simplify_test_exp ): Correct typo (test 'right' not 'left'). 2005-08-04 James E Wilson * config/ptx4.h, config/sol2.h, config/arm/freebsd.h, config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h, config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h, config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h (LINK_SPEC): Delete useless %{Wl,*:%*} item. 2005-08-04 Richard Henderson PR 21529 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New. * params.h (SRA_MAX_STRUCTURE_COUNT): New. * tree-sra.c (decide_block_copy): Use it. Disable element copy if we'd have to instantiate too many members. 2005-08-04 Richard Henderson PR 21291 * tree-outof-ssa.c (coalesce_asm_operands): New. (coalesce_ssa_name): Use it. Split out ... (coalesce_phi_operands, coalesce_result_decls): ... these. 2005-08-04 Paul Brook * read-rtl.c (read_quoted_string): Break if EOF. 2005-08-04 Andrew Pinski * tree.h (fold_build1): Change to macro and call fold_build1_stat. (fold_build2): Likewise. (fold_build3): Likewise. (fold_build1_stat): New function prototype. (fold_build2_stat): Likewise. (fold_build3_stat): Likewise. * fold-const.c (fold_build1): Rename to .. (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats through to build1_stat. (fold_build2): Rename to .. (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats through to build2_stat. (fold_build3): Rename to .. (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats through to build3_stat. 2005-08-04 David Edelsohn Ian Lance Taylor * function.c (assign_stack_local_1): Do not correct stack slot address if allocation size is smaller than mode size. 2005-08-04 Diego Novillo PR 22037 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename. (tree_merge_blocks): Propagate anything allowed by may_propagate_copy. Clarify documentation. * passes.c (execute_todo): If cleanup_tree_cfg invalidated the SSA form, schedule an update if necessary. 2005-08-04 Gerald Pfeifer * doc/install.texi (Binaries): Remove broken link to Sinix/Reliant Unix binaries. 2005-08-03 Richard Henderson PR 23221 * function.c (stack_protect_epilogue): Export. * tree.h (stack_protect_epilogue): Declare. * calls.c (expand_call): Call it. 2005-08-03 Eric Christopher * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all. * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp spec. 2005-08-04 Jan Hubicka * profile.c (branch_prob): Split edges with goto locus on them to get proper line counts. * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any. 2005-08-03 Paul Brook * function.c (assign_parms): Round current_function_args_size to PARM_BOUNDARY, not STACK_BOUNDARY. 2005-08-03 Geoffrey Keating * config/i386/i386.c (x86_elf_aligned_common) (x86_output_aligned_bss): Don't try to use symbols that aren't defined. 2005-08-03 Zdenek Dvorak PR tree-optimization/23157 * tree-scalar-evolution.c (scev_const_prop): Unshare trees before emitting them. 2005-08-03 Volker Reichelt PR tree-optimization/19899 * Makefile.in (tree-scalar-evolution.o): Add real.h. * tree-scalar-evolution.c: Include real.h. (add_to_evolution): Build constant -1 of correct type. 2005-08-03 Jan Hubicka * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag. * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case profile updating for complette unrolling. * loop-unroll.c (peel_loop_completely): Use it. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise. (tree_unroll_loops_completely): Disable code growing unrolling of cold loops. 2005-08-03 Paul Brook * combine.c (can_change_dest_mode): New function. (try_combine, simplify_set): Use it. 2005-08-03 Eric Botcazou * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force TFmode to BLKmode. 2005-08-03 Gerald Pfeifer * doc/install.texi (Specific): Adjust link to openavr.org. (Specific): Remove broken reference to GCC 2.8.1 for OS/2. (Binaries): Adjust HP-UX Porting Center link. (Binaries): Adjust Free Software Foundation ordering link. 2005-08-03 Andrew Pinski * convert.c (convert_to_integer): Use fold_build1 instead of build1 when converting an integer to an integer. 2005-08-02 Richard Henderson * combine.c (combine_instructions): Don't use reg_equal/equiv results if the mode doesn't match. 2005-08-02 Mark Mitchell * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it. * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it. 2005-08-02 Richard Henderson PR 23196 * explow.c (memory_address): Remove special-case for virtual_stack_vars_rtx and virtual_incoming_args_rtx. 2005-08-02 Diego Novillo PR 23164 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the number of calls to cleanup_tree_cfg_1. 2005-08-02 Martin Reinecke * doc/invoke.texi: document file extensions .F90 and .F95 2005-08-02 Richard Guenther * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is positive if its first argument is positive. 2005-08-02 Richard Guenther PR tree-optimization/23177 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands on TMR_TAG. 2005-08-02 James A. Morrison PR tree-optimization/23129 * tree-vrp.c (extract_range_from_binary_expr): Set value range to varying for divisions with anti-ranges. 2005-08-02 Jan Hubicka * tree-ssa-dom.c (thread_across_edge): Remove updating here. * tree-ssa-threadupdate.c (thread_block): Add it here. 2005-08-01 James E Wilson * config/mips/mips.c (mips_encode_section_info, mips_attribute_table, TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New. * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P): New. * config/mips/predicates.md (const_call_insn_operand): Add check for SYMBOL_REF_LONG_CALL_P. * doc/extend.texi (long_call): Document the new attribute. 2005-08-01 Ian Lance Taylor Richard Henderson * Makefile.in (RTL_BASE_H): Add real.h. * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy instead of memcpy. * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv directly. * rtl.c (rtl_check_failed_code_mode): New. * rtl.h (struct rtx_def): Add u.rv. (XCMWINT, XCNMPRV): New. (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT. (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify. 2005-08-01 Richard Henderson * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG, with auto-inc codes. * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE. 2005-08-01 Jan Hubicka * i386-protos.h (asm_preferred_eh_data_format): Declare. * i386.c: Include dwarf2.h (asm_preferred_eh_data_format): New. * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline. 2005-08-01 Ian Lance Taylor * config/host-linux.c (linux_gt_pch_get_address): Add new name randomize_va_space for virtual address randomization control. 2005-08-01 Steven Bosscher * common.opt (flag_ipa_cp): Put in right place to maintain alphabetic sort. 2005-08-01 Jan Hubicka * profile.c (compute_value_histograms): Fix thinko. * value-prof.c: Include toplev.h (check_counter): New function. (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform, tree_mod_subtract_transform): Add sanity check. 2005-08-01 Richard Guenther PR tree-optimization/23133 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk current functions parameter decls to find defs to cse reciprocals of. 2005-08-01 Richard Guenther PR tree-optimization/23109 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): If trapping math is in effect, use post-dominator information to check if we'd in any case reach a trapping point before doing the reciprocal insertion. (execute_cse_reciprocals): Compute post-dominators, if necessary. * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV expressions are invariant only if trapping math is not in effect. 2005-08-01 Razya Ladelsky * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning, cgraph_function_versioning): New declarations. * cgraphunit.c: Add include to ipa-prop.h. (update_call_expr, cgraph_copy_node_for_versioning, cgraph_function_versioning): New functions. * integrate.c (copy_decl_for_inlining): Remove. * ipa-prop.h (ipa_replace_map): New struct. (struct ipa_node): Add ipcp_orig_node, count_scale, new fields. * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned, ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale, ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate, ipcp_iterate_stage, ipcp_method_scale_print, ipcp_profile_mt_count_print, ipcp_profile_cs_count_print, ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print, ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph, ipcp_update_bb_counts, ipcp_update_profiling, ipcp_update_edges_counts): New functions. (ipcp_method_cval_init): Remove restriction regarding local methods. (ipcp_init_stage): Add ipcp_method_compute_scale. (ipcp_insert_stage): Add versioning. (ipcp_structures_print): Add ipcp_method_scale_print. (ipcp_driver): Dump profiling info. * Makefile.in: Remove integrate.h dependency from tree-inline.o. Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o. * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h. (struct inline_data): Add versioning_p, ipa_info, new fields. (remap_decl, mark_local_for_remap_r, setup_one_parameter, declare_return_variable): Replace calls to copy_decl_for_inlining with copy_decl_for_dup. (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add versioning support. (copy_decl_for_dup): Rename from copy_decl_for_inlining. Add argument VERSIONING. (copy_arguments_for_versioning, copy_static_chain, function_versionable_p, tree_versionable_function_p, tree_function_versioning, replace_ref_tree): New functions. * tree-inline.h: Include varray.h. (tree_versionable_function_p, tree_function_versioning, tree copy_decl_for_dup): New declarations. 2005-08-01 Razya Ladelsky * ipa-cp.c: New file. Contains IPCP specific functionality. * ipa-prop.h: New file. Contains structures/definitions that can be used by several interprocedural data flow optimizations (and also IPCP). * ipa-prop.c: New file. * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c. * common.opt: Add ipa-cp flag. * timevar.def: Add IPCP optimization. * tree-optimize.c (init_tree_optimization_passes): Schedule pass_ipa_cp. * tree-pass.h (pass_ipa_cp): Declare. 2005-08-01 Kazu Hirata * dwarf2out.c, fold-const.c, ipa-type-escape.c, loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c, tree-sra.c, config/arm/arm.c, config/crx/crx.c, config/i386/i386.c, config/mips/mips.h, config/rs6000/rs6000.h, config/sh/sh.c, config/stormy16/stormy16.c: Fix comment typos. 2005-08-01 Joseph S. Myers PR c/22311 * c-typeck.c (build_binary_op): Use common_type wrapper on shortened types. (common_type): Update comment. 2005-07-31 Steven Bosscher PR target/23095 * common.opt (flag_gcse_after_reload): Don't initialize to 2. (flag_rerun_cse_after_loop): Initialize this to 2 instead. * postreload-gcse.c (hash_scan_set): Do not consider stack regs. 2005-07-31 Jan Hubicka * pretty-print.h (pp_widest_integer): New macro. * tree-pretty-print.c (dump_bb_header): Print BB frequencies and counts. 2005-07-31 Jan Hubicka * output.h (enum section_category): Export from varasm.c (categorize_decl_for_section): Likewise. * varasm.c (enum section_category): Kill. (categorize_decl_for_section): Make global. * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common): Declare. * i386.c (ix86_section_threshold): New static variable. (ix86_in_large_data_p, ix86_encode_section_info, x86_64_elf_unique_section, x86_64_elf_select_section): New functions. (TARGET_ENCODE_SECTION_INFO): Define (override_options): Enable medium model for PIC. (ix86_expand_prologue): Expand gen_set_got_rex64. (legitimate_constant_p): Handle new UNSPECs. (legitimate_pic_address_disp_p): Likewise. (legitimize_pic_address): Lower MEDIUM model addressing. * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC. (enum cmodel): Add MEDIUM_PIC. (SYMBOL_REF_FAR_ADDR_P): New macro. (SYMBOL_FLAG_FAR_ADDR): New flag. * i386.md (movdi): Support medium model. (set_got_rex64): New pattern. * i386.opt (mlarge-data-threshold): New flag. * predicates.md (zext_operand/sext_operand): Deal with medium model. * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss. (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New. * invoke.texi (-mlarge_data_threshold): Document 2005-07-31 Jan Hubicka * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost. (coalesce_vars): Likewise. * tree-ssa-live.c (coalesce_cost): New. (build_tree_conflict_graph): Use coalesce_cost. * tree-ssa-live.h (coalesce_cost): Declare. 2005-07-30 Richard Earnshaw * arm.md (all peepholes for post-increment operations): Delete. (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec) (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec) (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec) (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc) (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete. 2005-07-30 James A. Morrison * fold-const.c (tree_expr_nonnegative_p): Always return true for non-integral types. 2005-07-29 Wolfgang Bangerth PR target/22582 * doc/invoke.texi: Document -rdynamic. 2005-07-30 Joseph S. Myers PR c/23143 * c-parser.c (c_parser_parms_list_declarator): Call mark_forward_parm_decls. * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for decls with visibility structure. 2005-07-30 Paul Brook * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment. 2005-07-30 Paul Brook * config/arm/arm-protos.h (arm_canonicalize_comparison): Update prototype. * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit value for mode. * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument. 2005-07-29 Joseph S. Myers PR c/529 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in nested function declarators. (pushdecl): Don't call warn_if_shadowing for PARM_DECL. (grokparms): Call warn_if_shadowing for parameters used within the parameter list. (store_parm_decls_newstyle): Call warn_if_shadowing for parameters not used within the parameter list. (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters. 2005-07-30 Jan Hubicka * expr.c (expand_expr_real_1): Do not load mem targets into register. * i386.c (ix86_fixup_binary_operands): Likewise. (ix86_expand_unary_operator): Likewise. (ix86_expand_fp_absneg_operator): Likewise. * optabs.c (expand_vec_cond_expr): Validate dest. 2005-07-29 Joseph S. Myers PR c/21720 * real.c (real_from_string): Also set last bit if there is a nonzero hex digit beyond GCC's internal precision after ".". 2005-07-29 David Edelsohn * config/rs6000/altivec.md: Convert UNSPEC numerical values to define_constants. Change duplicate values to unassigned numbers. Change UNSPEC_SUBS to UNSPEC_VSUBS. (*altivec_vspltsf): New. (altivec_vperm_v4sf): Delete. (altivec_vperm_): Use mode macro V. (altivec_vsldoi_): Convert to mode macro pattern. (altivec_predicate_v4sf): Delete. (altivec_predicate_): Use mode macro V. (*altivec_lvesfx): New. (*altivec_stvesfx): New. (vec_realign_load_v4sf): Delete. (vec_realign_load_): Use mode macro V. * config/rs6000/rs6000.c (generate_set_vrsave): Use UNSPECV_SET_VRSAVE. 2005-07-29 Mark Mitchell PR bootstrap/23131 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty string. * configure: Regenerated. 2005-07-29 Paul Brook * doc/install.texi: Add link to GFortran binaries wiki page. 2005-07-29 David Ung * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table. (mips_rtx_cost_data): Add costs for 5kc and 5kf. * config/mips/mips.h (processor_type): Add PROCESSOR_5KF. * config/mips/mips.md (cpu): Add 5kf name. (includes): Includes 5k.md. * config/mips/5k.md: New DFA pipeline for the 5kc/5kf. * doc/invoke.texi (MIPS Options): Updated cpu name supported with -march flag. 2005-07-29 Diego Novillo PR 22550 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ... (cleanup_tree_cfg): ... here. Call cleanup_tree_cfg_1 until there are no more cleanups to do. 2005-07-29 James A. Morrison * tree-vrp.c (compare_range_with_value): Return true or false for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and EQ_EXPR respectively. 2005-07-29 Kazu Hirata * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c: Fix comment typos. 2005-07-29 Diego Novillo * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations. (tree_ssa_dominator_optimize): Increment it. (dump_dominator_optimization_stats): Print it. 2005-07-29 Richard Earnshaw Steven Bosscher PR rtl-optimization/23117 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly when head == tail. Tidy comment. 2005-07-28 Richard Henderson * cse.c (exp_equiv_p): Special case CONST_DOUBLE. * cselib.c (rtx_equal_for_cselib_p): Likewise. * jump.c (rtx_renumbered_equal_p): Likewise. * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0, CONST_INT and CONST_DOUBLE. (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF. * reload.c (operands_match_p): Special case CONST_INT and CONST_DOUBLE; check mode earlier. 2005-07-29 Joseph S. Myers PR c/22240 * c-typeck.c (convert_for_assignment): Do not check DECL_IN_SYSTEM_HEADER on NULL fundecl. 2005-07-29 Joseph S. Myers PR c/22192 * c-typeck.c (composite_type): Prefer constant size arrays to VLAs. 2005-07-29 Joseph S. Myers PR c/21720 * real.c (real_from_string): Set last bit if there is a nonzero hex digit beyond GCC's internal precision. 2005-07-28 Richard Henderson PR rtl-opt/22619 * cfgcleanup.c (try_forward_edges): Watch out for end of insn chain. 2005-07-28 James E Wilson PR c/23106 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording. 2005-07-28 Jan Hubicka * Makefile.in (rtl-profile.o): Kill all traces of it. * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill. * coverage.h (rtl_coverage_counter_ref): Kill. * opts.c (flag_speculative_prefetching_set): Kill. (flag_loop_optimize_set): New. (common_handle_option): Disable loop optimizer when profiling; do not handle speculative prefetching. * passes.c (init_optimization_passes): Replace pass_profiling combo by branch_prob pass. * profile.c (compute_value_histograms): Update for simplified value profiles. (rtl_register_profile_hooks): Kill. (pass_profiling): Kill. (rest_of_handle_branch_prob): Do not profile. * toplev.c (process_options): Remove speculative prefetching. * toplev.h (flag_tree_based_profiling): Kill. * tree-profile.c (prepare_instrumented_value, tree_gen_interval_profiler, tree_gen_pow2_profiler, tree_gen_one_value_profiler, do_tree_profiling): Update for simplified datastructures. * value-prof.c: Add comment that speculative prefetching was dropped; update rest of file for simplified datastructures. (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX, rtl_divmod_values_to_profile, insn_prefetch_values_to_profile, find_mem_reference_1, find_mem_reference_2, find_mem_reference, rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2, rtl_mod_subtract, gen_speculative_prefetch, rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform, rtl_mod_subtract_transform, speculative_prefetching_transform): Kill. (gate_handle_value_profile_transformations, rest_of_handle_value_profile_transformations, pass_value_profile_transformations): Kill. * value-prof.h (histogram_value_t): Remove IL based unions. (rtl_register_value_prof_hooks, rtl_register_profile_hooks, rtl_profile_hooks): Remove hooks. * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill. * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument. (cgraph_clone_node): Likewise. * cgraph.h (cgraph_clone_edge): Update prototype. (cgraph_clone_node): Likewise. * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of cgraph_clone_node. (lookup_recursive_calls): Consider profile. (cgraph_decide_recursive_inlining): Fix updating; use new probability argument; use profile. * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New. * tree-inline.c (copy_bb): Update clal of clone_edge. * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node. * invoke.texi (min-inline-recursive-probability): Document. 2005-07-28 Gerald Pfeifer * doc/install.texi (Configuration): Update Valgrind homepage. 2005-07-28 Richard Henderson PR middle-end/21362 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on labels we want to delete. (cfg_layout_merge_blocks): Likewise. 2005-07-28 Richard Henderson PR target/17692 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note when expanding to nothing. 2005-07-28 Josh Conner * ipa-inline.c (update_caller_keys): Fix estimated_growth caching. (cgraph_decide_inlining_of_small_functions): Likewise. 2005-07-28 Josh Conner * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift direction of badness if negative. (cgraph_default_inline_p): Add reason to parameters, and assign it a value. (cgraph_decide_inlining_of_small_functions): New parameter in call to cgraph_default_inline_p. (cgraph_decide_inlining_incrementally): Likewise. * cgraphunit.c (decide_is_function_needed): Likewise. * cgraph.h (cgraph_default_inline_p): Likewise. 2005-07-28 Volker Reichelt * builtins.c: Fix comment typo(s). * genautomata.c: Likewise. * gimplify.c: Likewise. * tree-dfa.c: Likewise. * tree-flow-inline.h: Likewise. * tree-into-ssa.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-tailcall.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. 2005-07-28 Jeff Law * tree-vrp.c (test_for_singularity): Extracted from ... (simplify_cond_using_ranges): Attempt to simplify a relational test to NE_EXPR. Dump information when a COND_EXPR is simplified. 2005-07-28 Dorit Nuzman PR tree-optimization/22506 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed phis whose argument is constant. 2005-07-28 J"orn Rennecke PR rtl-optimization/18992 Back out this patch: 2003-10-08 John David Anglin PR optimization/12142 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the uses of the register in the SET_SRC. Remove unnecessary argument. Replace it with this: * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases, if flag_non_call_exceptions is set and the insn may trap, pass pc_rtx as dest for recursion. In SET_SRC part of SET case, if dest is already set, pass it down unchanged. 2005-07-28 Jan Hubicka * cfg.c (update_bb_profile_for_threading): Use RDIV. (scale_bbs_frequencies_int): Likewise, assert for possible overflow. (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and roundoff errors. * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating profile when available. 2005-07-28 Jan Beulich * config/ia64/ia64.c (ia64_load_pair_ok): New. (ia64_print_operand): Describe and handle 'X'. (ia64_register_move_cost): Also handle FP_REGS. (ia64_preferred_reload_class): Likewise. (ia64_secondary_reload_class): Likewise. (ia64_dependencies_evaluation_hook): New local variable c. Initialize it. Also check for ITANIUM_CLASS_FLDP. * config/ia64/ia64.h (FP_REGNO_P): New. (HARD_REGNO_MODE_OK): Remove explusion of TImode. (reg_class): Add FP_REGS. (REG_CLASS_NAMES): Adjust for it. (REG_CLASS_CONTENTS): Likewise. (REGNO_REG_CLASS): Use FP_REGS where appropriate. (REG_CLASS_FROM_LETTER): Handle 'x'. (CLASS_MAX_NREGS): Handle FP_REGS. (MEMORY_MOVE_COST): Likewise. * config/ia64/ia64.md (itanium_class): Add fldp. (type): Handle fldp. (movti_internal): More allowable operand combinations. Use ldfp8 when splitting unnecessary. Remove predicable attribute. Adjust itanium_class attribute. (smuldi3_highpart): Remove outdated comment. (mulditi3, umulditi3, rotlti3): New expanders. (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns. (absti2): Disabled new insn for future reference. Respective new splitters. * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations. * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise. * config/ia64/ia64-protos.h (ia64_load_pair_ok): New. 2005-07-25 James A. Morrison PR rtl-optimization/23047 * simplify-rtx.c (simplify_const_relational_operation): Respect flag_wrapv for comparisons with ABS. 2005-07-27 James A. Morrison PR tree-optimization/22493 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs. 2005-07-27 Aldy Hernandez * config/frv/frv.opt (moptimize-membar): New. * doc/invoke.texi: Document -moptimize-membar and its inverse. * config/frv/frv.h: Remove machine_function definition. * config/frv/frv.c (struct frv_io): New. (struct machine_function): Moved from frv.h. Add has_membar_p. (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union) (frv_extract_membar, frv_io_check_address, frv_io_handle_set) (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local) (frv_optimize_membar_global, frv_optimize_membar): New functions. (frv_reorg): Call frv_optimize_membar when appropriate. (bdesc_loads, bdesc_stores): Use the membar code as the icode field. (frv_expand_builtin): Adjust calls accordingly. (frv_io_address_cookie): New function. (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal load or store rather than a special insn. Add ccnstant address and io-type operands to the membar. (frv_ifcvt_modify_tests): Unsign regno. (frv_ifcvt_modify_tests): Same. * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change UNSPEC_OPTIONAL_MEMBAR constant. (builtin_read_): Delete. (builtin_write_): Delete. ("optional_membar_"): Add operand. * testsuite/gcc.target/frv/all-builtin-read8.c: Delete. * testsuite/gcc.target/frv/all-builtin-read16.c: Delete. * testsuite/gcc.target/frv/all-builtin-read32.c: Delete. * testsuite/gcc.target/frv/all-builtin-read64.c: Delete. * testsuite/gcc.target/frv/all-builtin-write8.c: Delete. * testsuite/gcc.target/frv/all-builtin-write16.c: Delete. * testsuite/gcc.target/frv/all-builtin-write32.c: Delete. * testsuite/gcc.target/frv/all-builtin-write64.c: Delete. * testsuite/gcc.target/frv/all-read-write-1.c: New. 2005-07-28 Kaz Kojima * df.c (df_uses_record): Handle SCRATCH. 2005-07-28 Steven Bosscher PR debug/20161 * passes.c (rest_of_decl_compilation): If decl is a type and we have encountered errors, don't emit debug information. 2005-07-27 Kenneth Zadeck * params.def: Fixed comment. 2005-07-27 Bjoern Haase PR target/19885 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add. (TARGET_ASM_UNALIGNED_HI_OP): Add. (TARGET_ASM_UNALIGNED_SI_OP): Add. 2005-07-27 Steven Bosscher PR c++/22003 * varasm.c (assemble_start_function): Don't do anything that may require a CFG if the current function is a thunk. 2005-07-25 Geoffrey Keating * doc/install.texi (Prerequisites): Mention that perl is needed to do export control in libstdc++ targetting Darwin. 2005-07-27 Steven Bosscher PR rtl-optimization/17808 * sched-deps.c (sched_get_condition): Enable #if 0'ed code. (sched_insns_conditions_mutex_p): Split out from... (add_dependence): ...here. But don't call it from here. (add_dependence_list): Check sched_insns_conditions_mutex_p before calling add_dependence. (add_dependence_list_and_free): Likewise. (fixup_sched_groups): Likewise. (sched_analyze_1): Likewise. (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE). (sched_analyze): Likewise. (sched_analyze_insn): Likewise. * sched-ebb.c (add_deps_for_risky_insns): Likewise. * sched-rgn.c (add_branch_dependences): Likewise. Also, add dependencies on all COND_EXEC insns to jumps ending basic blocks when doing intrablock scheduling. * sched-int.h (sched_insns_conditions_mutex_p): Add prototype. 2005-07-27 Jeff Law * tree-vrp.c (vrp_meet): Intersect the equivalency sets when meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting equivalency sets, correctly handle the case were vr0 has an equivalency set, but vr1 does not. 2005-07-27 Dorit Nuzman PR tree-optimization/23073 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call vect_print_dump_info before fprintf. 2005-07-27 Zdenek Dvorak PR tree-optimize/22348 * tree-ssa-loop-niter.c (number_of_iterations_cond): Fold the partial computation. 2005-07-27 Zdenek Dvorak PR tree-optimization/22325 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost): Declare. * tree-scalar-evolution.c (scev_const_prop): Add generic final value replacement. * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ... (force_var_cost): ... this function. (compute_phi_arg_on_exit): Export. 2005-07-27 Zdenek Dvorak PR tree-optimization/20773 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch edge. 2005-07-27 Richard Guenther * tree-ssa-structalias.c (push_fields_onto_fieldstack): Avoid pushing again if current struct contains only fields we decomposed. 2005-07-27 Jan Hubicka PR tree-optimization/22574 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are not available. * tree-tailcall.c (decrease_profile): New function. (eliminate_tail_call): Use it. * cgraphunit.c (cgraph_function_and_variable_visibility): Set visibility flags correctly in whole program mode. 2005-07-26 Steve Ellcey PR rtl-optimization/22472 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define. 2005-07-26 Steven Bosscher PR tree-optimization/22504 * tree-complex.c (expand_complex_addition): Use 'code' instead of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING). 2005-07-26 Aldy Hernandez * config.gcc (cpu_type): Add frv case. (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases. (supported_defaults): Add fr550 case. 2005-07-26 Diego Novillo PR 22591 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests whether a pointer of type T * may point to objects of type T *. 2005-07-26 DJ Delorie * configure: Regenerate. 2005-07-26 Dale Johannesen * postreload-gcse.c (alloc_mem): Start CUID numbering at 1. 2005-07-26 Mark Mitchell * doc/install.texi (--with-build-sysroot): Fix grammatical error. Clarify use of "build" in name. 2005-07-26 Aldy Hernandez * doc/extend.texi (Raw read/write Functions): New section. * testsuite/gcc.target/frv/all-builtin-read8.c: New. * testsuite/gcc.target/frv/all-builtin-read16.c: New. * testsuite/gcc.target/frv/all-builtin-read32.c: New. * testsuite/gcc.target/frv/all-builtin-read64.c: New. * testsuite/gcc.target/frv/all-builtin-write8.c: New. * testsuite/gcc.target/frv/all-builtin-write16.c: New. * testsuite/gcc.target/frv/all-builtin-write32.c: New. * testsuite/gcc.target/frv/all-builtin-write64.c: New. * config/frv/frv.c: Add bdesc_loads global. Add bdesc_stores global. (frv_init_builtins): Add support for __builtin_{read/write}*. (frv_volatile_memref): New. (frv_expand_load_builtin): New. (frv_expand_store_builtin): New. * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN, FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32, FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16, FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64. * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD, UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR. (builtin_read_): New. (builtin_write_): New. (builtin_write64): New. (optional_membar_): New. 2005-07-26 J"orn Rennecke * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits (rather than units) against HOST_BITS_PER_WIDE_INT. 2005-07-26 Kazu Hirata * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c, ipa-utils.h, treestruct.def, config/crx/crx-protos.h, config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update FSF address. * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c, tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h, config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix comment typos. * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos. 2005-07-26 Richard Guenther PR tree-optimization/22486 * fold-const.c (fold_unary): Fold away useless component references of the form (T *)&T.x, if the address doesn't change. 2005-07-25 James E Wilson * dwarf2out.c (add_call_src_coords_attributes): New. (gen_inlined_subroutine_die): Call it. (maybe_emit_file, init_file_table): Add comments. (prune_unused_types_walk_attribs): Pass DW_AT_call_file through maybe_emit_file. * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION. (expand_call_inline): Set BLOCK_SOURCE_LOCATION. * tree.h (BLOCK_SOURCE_LOCATION): New. (struct tree_block): New field locus. 2005-07-26 Andreas Schwab PR rtl-optimization/23043 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo when allocating a struct unoccr. 2005-07-25 Richard Henderson PR 22626 * tree-complex.c (gate_no_optimization): True if errors. * Makefile.in (tree-complex.o): Update dependencies. 2005-07-25 Aldy Hernandez * config/frv/predicates.md (integer_register_operand): Use GPR_AP_OR_PSEUDO_P. 2005-07-25 Andrew Pinski PR tree-opt/22484 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions after fold. * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands. 2005-07-25 Andrew Pinski * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point types when flag_unsafe_math_optimizations is true. 2005-07-25 Mark Mitchell * gcc.c (option_map): Add --sysroot. (process_command): Handle --sysroot. (display_help): Document it. * doc/cppopts.tex (-isysroot): Document. * doc/invoke.texi (--sysroot): Document. * doc/install.texi (--with-build-sysroot): Document. * Makefile.in (inhibit_libc): New variable. (INHIBIT_LIBC_CFLAGS): Likewise. (LIBGCC2_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS). (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS). ($(T)crtbegin.o): Do not use @inhibit_libc@. ($(T)crtend.o): Likewise. ($(T)crtbeginS.o): Do not use @inhibit_libc@. ($(T)crtendS.o): Likewise. ($(T)crtbeginT.o): Do not use @inhibit_libc@. ($(T)crtendT.o): Likewise. (stmp-fixinc): Do not complain about missing headers if inhibit_libc. * configure.ac (inhibit_libc): Set it to true/false. (--with-build-sysroot): New option. Use it to set SYSTEM_HEADER_DIR. * configure: Regenerated. 2005-07-25 Manfred Hollstein * calls.c (store_one_arg): Fix unsigned comparison warning. 2005-07-25 Serge Belyshev PR other/22337 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD. (ggc_print_statistics): Initialize variable before use. 2005-07-25 Richard Guenther * tree-dfa.c (mark_new_vars_to_rename): Protect against calling with a PHI_NODE argument. * tree-flow-inline.h (overlap_subvar): Protect against possible overflow. 2005-07-25 Paolo Bonzini * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory. * configure: Regenerate. 2005-07-25 Ira Rosen * expr.c (highest_pow2_factor): Make extern. * tree-data-ref.c (ptr_decl_may_alias_p): New function. (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p, record_array_differ_p, array_ptr_differ_p): Likewise. (base_object_differ_p): Rename (from array_base_name_differ_p). Support additional cases. Call the above functions. (base_addr_differ_p): Moved from tree-vect-analyze.c. Call base_object_differ_p when there are two base objects. Otherwise, compare base address and offset. Call may_alias_p. (dump_data_reference): Use a correct field name. (analyze_array): Make static. Initialize new data-ref fields. (analyze_indirect_ref): New function. (init_data_ref): Initialize new data-ref fields. (strip_conversion): Moved from tree-vect-analyze.c. (analyze_offset_expr, get_ptr_offset, address_analysis, object_analysis): Likewise. (analyze_offset): New function. (create_data_ref): Likewise. (initialize_data_dependence_relation): Call base_addr_differ_p. Compare dimensions for ARRAY_REFs only. (build_classic_dist_vector): Make static. (access_functions_are_affine_or_constant_p): Call macro to get the address of access functions. (compute_all_dependences): Add new parameter compute_self_and_read_read_dependences. Compute self and read-read dependences if it is true. (find_data_references_in_loop): Call create_data_ref. Initialize new data-ref fields. (compute_data_dependences_for_loop): Add new parameter compute_self_and_read_read_dependences. Remove parameter nb_loops, compute nb_loops. Call compute_all_dependences, build_classic_dist_vector and build_classic_dir_vector with correct parameters. (analyze_all_data_dependences): Call compute_data_dependences_for_loop with correct parameters. Compare dimensions for ARRAY_REFs only. (free_data_refs): Call macro to free access functions. * tree-data-ref.h (struct first_location_in_loop): New structure. Move fields from stmt_vinfo. (struct base_object_info): New structure. (struct data_reference): Move fields to base_object_info. Add fields first_location and object_info for above structures. Move fields from stmt_info: memtag, ptr_info, subvars, misalignment. Add new field aligned_to. Add macros to access the new fields. Update functions declarations. * tree-flow.h (is_aliased_with): Declare. * tree-loop-linear.c (linear_transform_loops): Call compute_data_dependences_for_loop with correct parameters. * tree-ssa-alias.c (is_aliased_with): New function. * tree-vect-analyze.c (vect_get_ptr_offset): Remove. (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise. (vect_analyze_data_ref_dependence): Get ddr. Remove call to vect_base_addr_differ_p, compute_subscript_distance and build_classic_dist_vector. Add printings. Check absolute value of distance. (vect_analyze_data_ref_dependences): Go through ddrs instead of data-refs. (vect_compute_data_ref_alignment): Get the fields of data-ref instead of stmt. Check aligned_to. Check if the base is aligned. Remove conversion to bytes. Add printing. (vect_compute_data_refs_alignment): Go through loads and stores in one loop. (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment, vect_analyze_data_ref_access): Likewise. (vect_analyze_pointer_ref_access): Remove. (vect_address_analysis, vect_object_analysis): Likewise. (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find and analyze data-refs in the loop. * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the fields of data-ref instead of stmt. Add init to the offset from the base. (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt. (vect_update_init_of_dr): Likewise. (vect_update_inits_of_drs): Go through loads and stores in one loop. * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of removed fields. (new_loop_vec_info): Initialize new fields. (destroy_loop_vec_info): Free new fields. (vect_strip_conversion): Remove. * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level. (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into datarefs. Add new field ddrs. Add macros for the new fields access. (struct _stmt_vec_info): Remove: base_address, initial_offset, step, base_aligned_p, misalignment, memtag, ptr_info and subvars. Remove their macros. * tree.h (highest_pow2_factor): Declare. 2005-07-25 Jakub Jelinek * calls.c (store_one_arg): Check for sibling call MEM arguments from already clobbered incoming argument area. 2005-07-24 Kaveh R. Ghazi * c-common.c (check_missing_format_attribute): New. * c-common.h (check_missing_format_attribute): Likewise. * c-typeck.c (convert_for_assignment): Use it. 2005-07-24 Andreas Schwab * config/m68k/m68k.md ("extendqidi2"): When source is an address register use a word move. Correct operand of ext.w in 68000 code. 2005-07-23 Mark Mitchell * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT variables as declarations, rather than definitions. 2005-07-24 Ira Rosen PR tree-optimization/22526 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type of the zero node. 2005-07-24 Francois-Xavier Coudert * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins that C99 reserve for future use. Use it to define clog10, clog10f and clog10l. 2005-07-23 Kaveh R. Ghazi * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute. * configure.ac: Check for -Wmissing-format-attribute. * configure: Regenerate. 2005-07-23 Richard Henderson PR tree-optimization/22623 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol. 2005-07-23 Giovanni Bajo PR target/22577 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR. 2005-07-23 Kaveh R. Ghazi * Makefile.in (C_TREE_H): Update dependencies. * c-tree.h: Include toplev.h. * diagnostic.h (diagnostic_set_info): Add format attribute. * rtl-error.c (diagnostic_for_asm): Likewise. 2005-07-23 Chao-ying Fu * config/mips/mips-dsp.md: New file. * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes. * config/mips/mips.c (mips_function_type): Add types for DSP builtin functions. (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and MIPS_BUILTIN_BPOSGE32. (mips_expand_builtin_direct): Add one parameter to indicate that builtin functions need to return a value. (mips_expand_builtin_bposge): New for expanding "bposge" builtin functions. (mips_regno_to_class): Add classes for 12 new DSP registers. (mips_subword): Change to check four HI registers. (mips_output_move): Output move to and from 6 new DSP accumulators. (override_options): Make sure -mdsp and -mips16 are not used together. Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators for machine modes. (mips_conditional_register_usage): Disable 6 new DSP accumulators when !TARGET_DSP. (print_operand): Add 'q' for printing DSP accumulators. (mips_cannot_change_mode_class): Check ACC_REGS. (mips_secondary_reload_class): Check ACC_REGS. (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP. (mips_register_move_cost): Check ACC_REGS. (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph) (CODE_FOR_mips_subu_qb): New code-aliasing macros. (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros. (dsp_bdesc): New array. (bdesc_arrays): Add DSP builtin function table. (mips_prepare_builtin_arg): Check predicate again after copy_to_mode_reg. (mips_expand_builtin): Add one more parameter to mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and MIPS_BUILTIN_BPOSGE32. (mips_init_builtins): Initialize new function types. (mips_expand_builtin_direct): Check if builtin functions need to return a value and pass operands properly. (mips_expand_builtin_bposge): New function. * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp. (ASM_SPEC): Map -mdsp to -mdsp in GAS. (FIRST_PSEUDO_REGISTER): Increase to 188. (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS): Update for 12 new DSP registers. (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM) (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM): (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros. (reg_class): Add DSP_ACC_REGS and ACC_REGS. (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS. (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS. (REG_ALLOC_ORDER): Update for 12 new DSP registers. (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS. (UIMM6_OPERAND, IMM10_OPERAND): New macros. (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints. (REGISTER_NAMES): Add names for 12 new DSP registers. * config/mips/mips.md: Include mips-dsp.md. (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC) (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S) (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W) (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR) (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA) (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR) (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL) (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R) (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH) (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL) (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR) (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH) (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL) (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR) (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH) (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB) (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH) (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H) (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP) (UNSPEC_RDDSP): New constants. (*movdi_32bit): Change 'x' to 'a' for ACC_REGS. (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an A<-d alternative. * config/mips/mips.opt (-mdsp): New option. * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand) (reg_imm10_operand): New predicates. * doc/extend.texi (MIPS DSP Built-in Functions): New section. * doc/invoke.texi (-mdsp): Document new option. 2005-07-22 DJ Delorie * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control to warning calls. * tree-inline.c (inlinable_function_p): Likewise. 2005-07-22 Mark Mitchell PR debug/21828 * toplev.c (check_global_declarations): Do not mark undefined variables as DECL_IGNORED_P. * varasm.c (first_global_object_name): GTY it. (weak_global_object_name): Likewise. (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating a string to go into {weak,first}_global_object_name. 2005-07-22 DJ Delorie * c-format.c (check_function_format): Change warning control option from OPT_Wattribute to OPT_Wmissing_format_attribute. 2005-07-22 Diego Novillo * tree-ssa-alias.c (count_ptr_derefs): Do not consider &PTR->FLD a dereference of PTR. * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD a potential dereference of PTR. 2005-07-22 J"orn Rennecke PR rtl-optimization/20370 * ifcvt.c (dead_or_predicable): Before calling propagate_block, call allocate_reg_info if necessary. PR rtl-optimization/21848 * calls.c (emit_library_call_value_1): For const functions, add USEs of the stack slots to CALL_INSN_FUNCTION_USAGE. PR rtl-optimization/22445 * cselib.c (target.h): Include. (rtx_equal_for_cselib_p): Allow commutative matches. (cselib_hash_rtx): Don't use MODE for CONST_INT hashing. Remove MODE parameter. Changed all callers. PR rtl-optimization/22258 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p): New functions. (try_combine): Use likely_spilled_retval_p. 2005-07-22 Paul Woegerer * config.gcc: Add crx-elf support. * doc/contrib.texi: Mention crx. * doc/extend.texi: Document crx extensions. * doc/install.texi: Document crx install. * doc/invoke.texi: Document crx options. * doc/md.texi: Document crx constraints. * config/crx/crx-protos.h: New file. * config/crx/crx.c: New file. * config/crx/crx.h: New file. * config/crx/crx.md: New file. * config/crx/crx.opt: New file. * config/crx/t-crx: New file. 2005-07-22 Manfred Hollstein * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised warnings. (int_add_graph_edge): Likewise. (collapse_nodes): Likewise. (process_unification_queue): Likewise. 2005-07-22 Richard Kenner Laurent GUERBY PR tree-optimization/22336 * function.c (record_block_change): Check for cfun->ib_boundaries_block. 2005-07-21 James A. Morrison * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs. (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED. 2005-07-21 DJ Delorie * toplev.c (warn_deprecated_use): Add warning control to warning call. * c-typeck.c (parser_build_binary_op): Likewise. (c_finish_if_stmt): Likewise. * c-common.c (check_function_sentinel): Likewise. (check_nonnull_arg): Likewise. 2005-07-21 Richard Henderson PR tree-opt/22504 * tree-complex.c (complex_ssa_name_components): New. (cvc_lookup): Allow entry not found. (create_components): Remove. (create_one_component_var, get_component_var): New. (get_component_ssa_name, set_component_ssa_name): New. (extract_component): Use get_component_ssa_name. (update_complex_components): Use set_component_ssa_name. (update_complex_components_on_edge): Likewise. (update_phi_components): Create new PHI nodes directly, instead of adding insns to edges. (tree_lower_complex): Allocate and free complex_variable_components and complex_ssa_name_components here. 2005-07-20 Daniel Berlin * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT, revert to returning false. 2005-07-21 Uros Bizjak PR target/21149 * config/i386/i386.md (sse_movhlps): Fix vec_select values. 2005-07-21 Uros Bizjak PR target/22576 * config/i386/i386.md (cmpxf): Change operand constraints to "nonmemory_operand". 2005-07-21 Andrew Pinski * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2. 2005-07-21 Andrew Pinski PR middle-end/21180 * fold-const.c (fold_build1): Add checksum for the operands. (fold_build2): Likewise. (fold_build3): Likewise. 2005-07-21 Andrew Pinski PR middle-end/19055 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X". 2005-07-21 Paolo Bonzini * common.opt (-fforward-propagate): Committed by mistake, removed. 2005-07-21 Volker Reichelt * reg-stack.c: Fix comment typo(s). * tree-ssa-operands.c: Likewise. * tree-vectorizer: Likewise. 2005-07-21 Nick Clifton * config/sh/symbian.c: Replace C++ style line comments with C style line comments. (symbian_add_attribute): Do not use a ? operator on the LHS of an assignment. (sh_symbian_handle_dll_attribute): Change the type of the method vector to "VEC(tree,gc)*" and use vector accessor macros to walk over the elements. (symbian_export_vtable_and_rtti_p): Likewise. (symbian_class_needs_attribute_p): Likewise. 2005-07-21 Paolo Bonzini PR target/22085 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not initialize targetm.resolve_overloaded_builtin here. (altivec_expand_overloaded_builtin): Make it non-static. * config/rs6000/rs6000-protos.h (altivec_expand_overloaded_builtin): New prototype. * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize targetm.resolve_overloaded_builtin here. * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise. 2005-07-21 Paolo Bonzini Zdenek Dvorak PR tree-optimization/19210 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations): New. * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o. * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations, rely on unproven assumptions. * predict.c (predict_loops): Adjust call to number_of_iterations_exit. * tree-flow.h (number_of_iterations_exit): Add final parameter. * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call to number_of_iterations_exit. * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise. * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise. * tree-ssa-loop-niter.c (find_loop_niter, estimate_numbers_of_iterations_loop): Likewise. (number_of_iterations_exit): Honor the new options. * doc/invoke.texi (Wunsafe-loop-optimizations, funsafe-loop-optimizations): Document them. 2005-07-21 Richard Sandiford PR rtl-optimization/22167 * gcse.c (hoist_code): Fix hoist_exprs[] check. 2005-07-20 Adam Nemet * config/rs6000/lynx.h: Mark __do_global_ctors_aux and __do_global_dtors_aux longcall. 2005-07-20 Kazu Hirata * gensupport.c (old_preds): Don't reference PREDICATE_CODES. (old_special_pred_table): Don't reference SPECIAL_MODE_PREDICATES. * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison. * config/arc/arc.h: Don't mention PREDICATE_CODES. * config/sh/predicates.h: Don't mention SPECIAL_MODE_PREDICATES. * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove. 2005-07-20 DJ Delorie * config.gcc: Add m32c-elf support. * doc/contrib.texi: Mention m32c. * doc/extend.texi: Document m32c extensions. * doc/install.texi: Mention m32c. * doc/invoke.texi: Document m32c options. * doc/md.texi: Document m32c constraints. * config/m32c/addsub.md: New file. * config/m32c/bitops.md: New file. * config/m32c/cond.md: New file. * config/m32c/jump.md: New file. * config/m32c/m32c-lib1.S: New file. * config/m32c/m32c-lib2.c: New file. * config/m32c/m32c-modes.def: New file. * config/m32c/m32c-pragma.c: New file. * config/m32c/m32c-protos.h: New file. * config/m32c/m32c.abi: New file. * config/m32c/m32c.c: New file. * config/m32c/m32c.h: New file. * config/m32c/m32c.md: New file. * config/m32c/m32c.opt: New file. * config/m32c/minmax.md: New file. * config/m32c/mov.md: New file. * config/m32c/muldiv.md: New file. * config/m32c/predicates.md: New file. * config/m32c/prologue.md: New file. * config/m32c/shift.md: New file. * config/m32c/t-m32c: New file. 2005-07-20 Kaz Kojima * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. (stack_protect_set, stack_protect_test): New expanders. (stack_protect_set_si, stack_protect_set_si_media, stack_protect_set_di_media, stack_protect_test_si, stack_protect_test_si_media, stack_protect_test_di_media): New insns. 2005-07-20 Andrew Pinski * c-typeck.c (output_init_element): Don't copy the INTEGER_CST. 2005-07-20 James A. Morrison * tree.h (tree_expr_nonzero_p): Export. * fold-const.c (tree_expr_nonzero_p): Likewise. Return true for CALL_EXPRs that are alloca calls. (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs against zero. * tree-flow.h (expr_computes_nonzero): Remove. * tree-vrp.c (expr_computes_nonzero): Remove. (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p. (extract_range_from_unary_expr): Likewise. * tree-ssa-dom.c (record_equivalences_from_stmt): Use tree_expr_nonzero_p. 2005-07-20 Bernd Schmidt * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare. * config/bfin/bfin.c (legitimize_pic_address): Now static. Take extra arg "picreg" and use it instead of pic_offset_table_rtx. All callers changed. (frame_related_constant_load): New arg "related" which controls setting of RTX_FRAME_RELATED_P. All callers changed. (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue. (bfin_expand_prologue): Add stack limit checking. * config/bfin/bfin.md (trapifcc): New pattern. * config/bfin/bfin.c: Include "langhooks.h". (def_builtin): Go through lang_hooks to call builtin_function. * config/bfin/bfin-protos.h (bfin_longcall_p): Declare. * config/bfin/predicates.md (symbol_ref_operand): New. (call_insn_operand): Delete. All callers changed to use register_no_elim_operand. * config/bfin/bfin.c (init_cumulative_args): Initialize the new call_cookie field. (function_arg): Use it to generate the call's operand 2. (bfin_longcall_p): New function. (bfin_expand_call): Extra arg "cookie". All callers and declaration changed. Emit extra USE in the pattern. Use bfin_longcall_p to determine if the address needs to be in a REG. (bfin_handle_longcall_attribute): New function. (bfin_attribute_table): Add "longcall" and "shortcall". * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros. (CUMULATIVE_ARGS): New member call_cookie. (PREDICATE_CODES): Add symbol_ref_operand. * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add extra USE to the pattern. (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol): New patterns, split off call_insn, sibcall_insn, call_value_insn and sibcall_value_insn; now the new patterns handle direct calls and the old ones indirect calls. * doc/extend.texi: Mention Blackfin in longcall/shortcall docs. 2005-07-20 Zdenek Dvorak * doc/trouble.texi: Update section on handling of empty loops. 2005-07-20 Kazu Hirata * config.gcc: Remove support for sparc-*-openbsd*, i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*, ns32k-*-netbsd*. * config.host: Remove support for i860-*-sysv4* as a host. * config/i860/*, config/ip2k/*, config/ns32k/*, config/sparc/openbsd.h, config/sparc/t-openbsd: Remove. * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't mention obsolete ports. 2005-07-20 Kaz Kojima * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for soft frame pointer. (sh_expand_prologue): Use hard_frame_pointer_rtx instead of frame_pointer_rtx. (sh_expand_epilogue): Likewise. (sh_set_return_address): Likewise. (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM if needed. Add elimination offsets from FRAME_POINTER_REGNUM. * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp. (sh_register_names): Add initializer for sfp. (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM. (VALID_REGISTER_P): Likewise. (FIRST_PSEUDO_REGISTER): Update. (DWARF_FRAME_REGISTERS): Define. (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp. (HARD_FRAME_POINTER_REGNUM): Define. (FRAME_POINTER_REGNUM): Redefine. (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM instead. Add eliminations from FRAME_POINTER_REGNUM. (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM. (REG_CLASS_CONTENTS): Add sfp. (REG_ALLOC_ORDER): Likewise. (FRAME_GROWS_DOWNWARD): Set to 1. Update comment. (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead of frame_pointer_rtx. (LEGITIMIZE_RELOAD_ADDRESS): Likewise. 2005-07-19 James A. Morrison * fold-const.c (tree_expr_nonnegative_p): Only return true for ABS_EXPR when flag_wrapv is false because of INT_MIN. (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument of an ABS_EXPR. (fold_unary): Always fold ABS_EXPR> into ABS_EXPR. 2005-07-20 Giovanni Bajo Make CONSTRUCTOR use VEC to store initializers. * c-common.c (complete_array_type): Update to cope with VEC in CONSTRUCTOR_ELTS. * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts. (pp_c_constructor_elts): New function. * c-pretty-print.h (pp_c_constructor_elts): Declare. * c-typeck.c (build_function_call, build_c_cast, digest_init, struct constructor_stack, struct initializer_stack, constructor_elements, push_init_level, pop_init_level, add_pending_init, find_init_member, output_init_element): Update to cope with VEC in CONSTRUCTOR_ELTS. * coverage.c (build_fn_info_value, build_ctr_info_value, build_gcov_info): Likewise. * expr.c (categorize_ctor_elements_1, store_constructor, expand_expr_real_1): Likewise. * fold-const.c (fold_ternary): Likewise. * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl, gimplify_init_constructor, gimplify_expr): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR node. * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in CONSTRUCTOR_ELTS. * tree-sra.c (generate_element_init_1): Likewise. * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-vect-generic.c (expand_vector_piecewise): Likewise. * tree-vect-transform.c (vect_get_vec_def_for_operand): (get_initial_def_for_reduction): Likewise. * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses value handle in annotations. * tree.c (tree_node_kind, tree_code_size, make_node_stat, tree_node_structure): Add support for constr_kind. (build_vector_from_ctor, build_constructor_single, build_constructor_from_list): New functions. (build_constructor): Update to take a VEC instead of a TREE_LIST. (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree): Update to cope with VEC in CONSTRUCTOR_ELTS. * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node. * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT, CONSTRUCTOR_APPEND_ELT): New macros. (struct constructor_elt, struct tree_constructor): New data types. (union tree_node): Add tree_constructor field. * treestruct.def: Define TS_CONSTRUCTOR. * varasm.c (const_hash_1, compare_constant, copy_constant, compute_reloc_for_constant, output_addressed_constants, initializer_constant_valid_p, output_constant, array_size_for_constructor, output_constructor): Update to cope with VEC in CONSTRUCTOR_ELTS. * vec.h (VEC_empty, VEC_copy): New macros. 2005-07-19 Devang Patel * dbxout.c (dbxout_type): Check Objective-C++ lang. 2005-07-19 Richard Henderson PR tree-opt/22278 * gimplify.c (gimplify_expr): Use main variant type for the temp destination for a discarded volatile read. * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide casts between non-void types that change volatility. 2005-07-15 DJ Delorie * toplev.h: Add comment about the first parameter for warning(). * errors.h: Likewise. * c.opt (Wpragmas): New. * doc/invoke.texi: Document it. * function.c (do_warn_unused_parameter): Add warning control to warning call. * c-decl.c (warn_if_shadowing): Likewise. * c-lex.c (cb_def_pragma): Likewise. * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. (pop_alignment): Likewise. (handle_pragma_pack): Likewise. (apply_pragma_weak): Likewise. (handle_pragma_weak): Likewise. (handle_pragma_redefine_extname): Likewise. (add_to_renaming_pragma_list): Likewise. (handle_pragma_extern_prefix): Likewise. (maybe_apply_renaming_pragma): Likewise. (handle_pragma_visibility): Likewise. * config/c4x/c4x-c.c (BAD): Likewise. (c4x_parse_pragma): Likewise. * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise. * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. (rs6000_pragma_longcall): Likewise. * config/v850/v850-c.c (pop_data_area): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_interrupt): Likewise. (ghs_pragma_starttda): Likewise. (ghs_pragma_startsda): Likewise. (ghs_pragma_startzda): Likewise. (ghs_pragma_endtda): Likewise. (ghs_pragma_endsda): Likewise. (ghs_pragma_endzda): Likewise. 2005-07-19 Danny Berlin Kenneth Zadeck * Makefile.in: Removed tree-promote-statics.c * tree-promote-statics.c: Removed. * common.opt: Removed flag-promote-statics. * opts.c: Ditto. * passes.c: Removed tree-promote-statics pass. * tree-pass.h: Ditto. * timevar.def: Removed TV_PROMOTE_STATICS. 2005-07-19 Gerald Pfeifer * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8, and *-*-freebsd9. * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto. 2005-07-19 Kaveh R. Ghazi PR c/22476 * c-common.c (check_function_arguments): Call 'check_function_format' if either -Wformat or -Wmissing-format-attribute are specified. * c-format.c (check_function_format): Check -Wformat before calling 'check_format_info'. * c-opts.c (c_common_post_options): Don't warn for -Wmissing-format-attribute without -Wformat. * c-typeck.c (convert_for_assignment): Detect additional cases for -Wmissing-format-attribute. * doc/invoke.texi (-Wmissing-format-attribute): Document new behavior. 2005-07-19 Richard Guenther * config/i386/i386.md (lrint2): Use temporary instead of clobbering non-existent memory. 2005-07-19 Nick Clifton * config/avr/avr.c (legitimate_address_p): Fix debugging print statement to avoid displaying ASCII control characters. 2005-07-19 Ben Elliston * bt-load.c (link_btr_uses): Fix uninitialised warnings. * cfganal.c (find_edge_index): Ditto. * combine.c (combine_instructions): Ditto. * ddg.c (create_scc): Ditto. (find_successors): Ditto. (find_predecessors): Ditto. (find_nodes_on_paths): Ditto. (longest_simple_path): Ditto. * flow.c (update_life_info): Ditto. (count_or_remove_death_notes): Ditto. (clear_log_links): Ditto. * modulo-sched.c (generate_reg_moves): Ditto. (find_max_asap): Ditto. (find_max_hv_min_mob): Ditto. (find_max_dv_min_mob): Ditto. * sbitmap.c (sbitmap_first_set_bit): Ditto. * sched-rgn.c (extract_edgelst): Ditto. * tree-into-ssa.c (prepare_names_to_update): Ditto. (dump_update_ssa): Ditto. (ssa_names_to_replace) Ditto. (switch_virtuals_to_full_rewrite): Ditto. (update_ssa): Ditto. * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto. 2005-07-18 Daniel Berlin Fix PR tree-optimization/22483 * tree-complex.c (create_components): Use safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE. * tree-flow-inline.h (fill_referenced_var_vec): New function. * tree-flow.h (safe_referenced_var_iterator): New structure. (FOR_EACH_REFERENCED_VAR_SAFE): New macro. * tree-ssa-alias.c (setup_pointers_and_addressables): Use safe_referenced_var iterator. (add_type_alias): Ditto. 2005-07-19 Steven Bosscher * loop-init.c (rest_of_handle_loop2): Remove. (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions. (pass_rtl_loop_init, pass_rtl_loop_done, pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes. * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done, pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init, pass_tree_loop_done, and pass_tree_unswitch. (gate_loop): Rename to gate_tree_loop. * passes.c (init_optimization_passes): Update for renamed tree loop passes. Add the new loop2 passes as subpasses of loop2. * tree-pass.h: Add extern declarations for the new loop2 subpasses. Update for the renamed tree loop passes. 2005-07-18 Ian Lance Taylor PR middle-end/22057 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder blocks when optimizing. 2005-07-18 Steve Ellcey * common.opt (frename-registers): Initialize to 2. (fweb): Ditto. (fgcse-after-reload): Ditto. * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE. (process_options): Only change flag_web, flag_rename_registers, and flag_rerun_cse_after_loop if not explicitly set by user. 2005-07-18 Jan Beulich * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc, ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode in 64-bit mode the same as DImode in 32-bit mode. (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr, ix86_split_lshr): Likewise. Rename to no longer refer to a specific mode. Add new mode parameter. * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'. * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3, x86_64_shift_adj): New expanders. (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1, *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New insns. Respective new splitters. Use renamed shift splitter helpers in 32-bit DImode shift splitters. * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr, ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new mode parameter. 2005-07-18 Jan Beulich * i386.md (movdi_extzv_1): New. (zero_extendhidi2): Combine alternatives and never force use of REX64 prefix. (zero_extendqidi2): Likewise. Don't restrict input selection. 2005-07-17 Daniel Berlin Fix PR tree-optimization/22531 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the moment. 2005-07-17 Daniel Berlin * tree-promote-statics.c (pass_promote_statics): Change dump file name. 2005-07-17 Daniel Berlin * tree-optimize.c (init_tree_optimization_passes): Add pass_eliminate_useless_stores pass. * tree-pass.h (pass_eliminate_useless_stores): New pass structure. * tree-ssa-pre.c (is_copy_stmt): New function. (follow_copies_till_vuse): Ditto. (do_eustores): Ditto. (gate_eustores): Ditto. 2005-07-16 Richard Henderson * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit. 2005-07-16 Danny Berlin Kenneth Zadeck * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h, tree-promote-statics.c * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h, tree-promote-statics.c: new files. * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p, nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1, int nonlocal_set_p, mark_constant_function): Deleted. (rest_of_handle_cfg): Removed call to mark_constant_function. (nonoverlapping_component_refs_p): Added calls to support type based aliasing. * tree-ssa-alias.c (may_alias_p, compute_flow_insensitive_aliasing): Ditto. * calls.c (flags_from_decl_or_type): Removed reference to cgraph_rtl_info. * c-typeck.c (convert_arguments): Make builtins tolerant of having too many arguments. This is necessary for Spec 2000. * cgraph.h (const_function, pure_function): Removed. * common.opt: Added "fipa-pure-const", "fipa-reference", "fipa-type-escape", and "ftree-promote-static". * opts.c: Ditto. * passes.c: Added ipa and tree-promote-statics passes. * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE, TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS. * tree-dfa.c (referenced_var_lookup_if_exists): New function. * tree-flow.h: Added exposed sra calls and addition of reference_vars_info field for FUNCTION_DECLS. * tree-pass.h: Added passes. * tree-sra.c: (sra_init_cache): New function. (sra_insert_before, sra_insert_after) Made public. (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p and made public. * tree-ssa-alias.c (dump_alias_stats): Added stats for type based aliasing. (may_alias_p): Added code to use type escape analysis to improve alias sets. * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and code to prune clobbers of static variables based on information produced in ipa-reference pass. Changed call clobbering so that statics are not marked as clobbered if the call does not clobber them. 2005-07-16 Daniel Berlin * tree-ssa-structalias.c (need_to_solve): Need to check for preds, too. 2005-07-16 Eric Botcazou * doc/install.texi (*-*-solaris2*): Document recommended version of GNU binutils and mention GNU linker problem on Solaris 10. 2005-07-16 Joseph S. Myers PR c/22421 * c-decl.c (c_build_bitfield_integer_type): New function. (finish_struct): Call it. * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types. 2005-07-16 Kaveh R. Ghazi * c-typeck.c (digest_init): Call 'convert_for_assignment' before returning. 2005-07-16 Jan Hubicka * cfg.c (update_bb_profile_for_threading): Fix profile updating. (scale_bbs_frequencies_int): Watch roundoff errors. * predict.c (return_prediction): Initialize return_stmt. 2005-07-16 Jan Hubicka * profile.c (rest_of_handle_branch_prob): Fix handling of estimation after RTL profiling. 2005-07-11 Andrew Pinski PR middle-end/22398 * fold-const.c (build_range_check): Convert high/low to etype if we are only comparing against exp. 2005-07-13 Daniel Berlin Fix PR tree-optimization/22376 * tree-ssa-structalias.c (build_constraint_graph): We really meant special var here. (need_to_solve): New function. (compute_points_to_sets): Use it. 2005-07-15 Jan Hubicka * cfg.c (update_bb_profile_for_threading): More diagnostic. * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block. 2005-07-15 Richard Guenther * c-common.c (handle_flatten_attribute): New function. Add flatten function attribute. * doc/extend.texi: Document flatten function attribute. * Makefile.in (ipa-inline.o): Depend on hashtab.h. * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node): New functions. (cgraph_decide_inlining): Handle functions with flatten attribute. 2005-07-14 David Edelsohn * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC, UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG, UNSPEC_XCHG, UNSPEC_AND): New. (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete. * config/rs6000/sync.md (FETCHOP): New code macro. (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr): New code attrs. (memory_barrier, sync_internal): Use unspec instead of unspec_volatile. (sync_compare_and_swap): Same. (sync_lock_test_and_set): Same. (sync_, sync_nand): Only use rs6000_emit_sync for QImode and HImode, and not PPC405. (sync_old_, sync_old_nand): Same. (sync_new_, sync_new_nand): Same. (sync_{si,di}_internal): New. (sync_nand{si,di}_internal): New. (sync_old_{si,di}_internal): New. (sync_old_nand{si,di}_internal): New (sync_new_{si,di}_internal): New. (sync_new_nand{si,di}_internal): New. (atomic_and{si,di}): New. (sync_new_nand{si,di}_internal): New. (atomic_and{si,di}): New. (sync_add_internal): Delete. (sync_addshort_internal): Use unspec instead of unspec_volatile. (sync_sub_internal): Delte. (sync_subshort_internal): New. (sync_andsi_internal): Use unspec instead of unspec_volatile. (sync_anddi_internal): Delete. (sync_boolsi_internal): Use unspec instead of unspec_volatile. (sync_booldi_internal): Delete. (sync_boolc_internal): Delete. (sync_boolcshort_internal): Use unspec instead of unspec_volatile. (sync_boolc_internal2): Delete. (sync_boolcc_internal): Delete. (isync, lwsync): Use unspec instead of unspec_volatile. * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS. Revert UNSPEC_VOLATILE. (rs6000_split_atomic_op): New. * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare. 2005-07-14 Eric Christopher * config/mips/mips.c (mips_canonicalize_comparison): Cast argument of trunc_int_for_mode to unsigned HOST_WIDE_INT. 2005-07-14 Eric Christopher * config/s390/t-tpf (SHLIB_MAPFILES): Remove. 2005-07-14 Steven Bosscher PR tree-optimization/22230 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in the computation of the four cross productions for "range op range". 2005-07-14 Alexandre Oliva Ulrich Weigand PR target/20126 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV in some insn. 2005-07-14 Ulrich Weigand * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition. 2005-07-14 Steve Ellcey * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode. 2005-07-14 Richard Guenther PR middle-end/22347 * config/i386/i386-protos.h (ix86_function_value): Change prototype to match new target hook. * config/i386/i386.c (ix86_value_regno): Change prototype to take extra type argument. (TARGET_FUNCTION_VALUE): Define. (ix86_function_ok_for_sibcall): Pass extra argument to ix86_value_regno, check return slot rtx for exact match. (ix86_function_value): Take extra parameter. Dispatch to ix86_value_regno with fndecl/fntype as provided. (ix86_value_regno): Handle extra type argument. * config/i386/i386.h (FUNCTION_VALUE): No longer define. * testsuite/gcc.target/i386/sseregparm-3.c: New testcase. * testsuite/gcc.target/i386/sseregparm-4.c: New testcase. * testsuite/gcc.target/i386/sseregparm-5.c: New testcase. * testsuite/gcc.target/i386/sseregparm-6.c: New testcase. * testsuite/gcc.target/i386/sseregparm-7.c: New testcase. 2005-07-14 Richard Guenther * Makefile.in (explow.o, reg-stack.o): Depend on target.h. * calls.c (expand_call): Pass fntype to hard_function_value. (emit_library_call_value_1): Likewise. * explow.c: Include target.h. (hard_function_value): Take extra argument, the fntype. Use new target hook for function_value. * expr.h (hard_function_value): Change prototype. * function.c (aggregate_value_p): Pass 0 as fntype to hard_function_value. (assign_parms): Use new target hook for function_value. Pass 0 as fntype to hard_function_value. (expand_function_end): Likewise. * reg-stack.c: Include target.h. (stack_result): Use new target hook for function_value. * target-def.h: New target hook function_value. * target.h: Likewise. * targhooks.c (default_function_value): New function. * targhooks.h (default_function_value): Declare. 2005-07-13 Ian Lance Taylor * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define. 2005-07-14 Jan Hubicka * tree-dfa.c (dump_variable): Use default_def function. * tree-ssa-alias.c (dump_points_to_info): Likewise. * tree-ssa.c (verify_use): Likewise. * tree-ssanames.c (release_ssa_name): Likewise. * tree-tailcall.c (eliminate_tail_call): Likewise. (tree_optimize_tail_calls_1): Likewise. * tree-vrp.c (get_value_range): Likewise. 2005-07-14 Ben Elliston * gcc.c (main): Compare language[0] with '*' when iterating over the infiles. 2005-07-13 Adrian Strae½tling * config/s390/s390.c: (s390_cc_modes_compatible): Move before "s390_emit_compare". Add handling of CCZ1mode. (s390_canonicalize_comparison): Simplify cascaded EQ, NE. (390_emit_compare): Use "s390_cc_modes_compatible" for mode checking. (s390_branch_condition_mask): Add CCZ1mode handling. * config/s390/s390.md: ("seq", "*seq"): New pattern. ("sync_compare_and_swap_cc", "*sync_compare_and_swap_cc"): Use CCZ1mode instead of CCZmode. * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode. 2005-07-13 Adrian Strae½tling * config/s390/s390.md: ("cmpstrsi", "*cmpstr"): New pattern. ("strlen", "*strlen"): Use hard reg 0 in SImode. 2005-07-13 Eric Christopher * config/mips/mips.c (mips_canonicalize_comparison): New. (mips_emit_int_relational): Use. 2005-07-13 Eric Christopher * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove static extra parts. * config/s390/s390.md: Include tpf.md. Move tpf specific patterns... * config/s390/tpf.md: To here. * config/s390/s390.opt: Move tpf specific options... * config/s390/tpf.opt: to here. Add mmain option. * config/s390/tpf-unwind.h: Remove unnecessary defines. * config/s390/tpf.h: Rewrite. 2005-07-13 H.J. Lu * doc/tm.texi: Remove @xref{Cross-profiling}. 2005-07-13 Jeff Law * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR expressions, test their _DECL operands for pointer equality rather than using operand_equal_p. 2005-07-13 H.J. Lu * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ... (TARGET_POSIX_IO): This. * config/darwin.h: Likewise. * config/freebsd.h: Likewise. * config/linux.h: Likewise. * config/lynx.h: Likewise. * config/netbsd.h: Likewise. * config/rs6000/linux64.h: Likewise. * config/rs6000/linux.h: Likewise. * config/s390/tpf.h: Likewise. * config/sh/embed-elf.h: Likewise. * config/sparc/linux64.h: Likewise. * config/sparc/linux.h: Likewise. * config/svr4.h: Likewise. * gcov-io.h: Likewise. * doc/tm.texi: Updated. * libgcov.c (create_file_directory): Defined only if TARGET_POSIX_IO is defined. (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO is defined. 2005-07-13 Jan Hubicka * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch. 2005-07-13 David Edelsohn * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed structure as argument. 2005-07-13 Paolo Bonzini PR tree-optimization/21921 * tree-iterator.c (tsi_link_before): Support the case when tsi_end_p (tsi) == true. 2005-07-12 Zdenek Dvorak PR tree-optimization/22442 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs correctly. 2005-07-12 Zdenek Dvorak PR rtl-optimization/20376 * toplev.c (process_options): Enable -fweb and -frename-registers when unrolling. * doc/invoke.texi: Update the information about when -fweb and -frename-registers are enabled. 2005-07-12 Andrew Pinski PR tree-opt/21840 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type if *rhs_p is not a SSA_NAME. 2005-07-12 Daniel Berlin Fix PR tree-optimization/22422 * tree-ssa-structalias.c (struct variable_info): Add flag for special vars. (get_varinfo): Now a static function. (new_varinfo): init has_union and is_special_var to false. (solution_set_add): Check has_union. (do_da_constraint): Move temporary variable so it gets reset properly. Also check for special variable. (do_ds_constraint): Ditto. (do_sd_constraint): Ditto. (do_structure_copy): Check for special variable. (find_func_aliases): Ditto. (init_base_vars): Set special vars properly. 2005-07-13 Jan Hubicka * cfgexpand.c (expand_one_stack_var): Do not expand variables when we do unit-at-a-time. * tree-ssa-operands.c (parse_ssa_operands): Fix formatting. (get_expr_operands): Fix thinko wrt flags and subvars. PR tree-optimize/22379 * tree-inline.c (expand_call_inline): Do not output sorry in early inlining. 2005-07-12 Dale Johannesen * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND. 2005-07-12 Andrew Pinski PR bootstrap/21704 * host-linux.h: Include limits.h. 2005-07-12 Dale Johannesen * expr.c (compress_float_constant): Add cost check. * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost. 2005-07-12 Dale Johannesen * gcc.target/i386/compress-float-sse.c: New. * gcc.target/i386/compress-float-sse-pic.c: New. * gcc.target/i386/compress-float-387.c: New. * gcc.target/i386/compress-float-387-pic.c: New. * gcc.dg/compress-float-ppc.c: New. * gcc.dg/compress-float-ppc-pic.c: New. 2005-07-12 Eric Christopher * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove static extra parts. * config/s390/s390.md: Include tpf.md. Move tpf specific patterns... * config/s390/tpf.md: To here. * config/s390/s390.opt: Move tpf specific options... * config/s390/tpf.opt: to here. Add mmain option. * config/s390/tpf-unwind.h: Remove unnecessary defines. * config/s390/tpf.h: Rewrite. 2005-07-12 Eric Christopher * gcc.c (struct infile): Update comment for language. (main): Rewrite input file resetting code. 2005-07-12 Andrew Pinski PR tree-opt/22335 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if requiring a cast in a non RHS of modify_expr. Add a cast when required. (lookup_avail_expr): Use constant_boolean_node instead of boolean_false_node/boolean_true_node. 2005-07-12 Ben Elliston * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string and use it when printing num_edges. 2005-07-12 Bernd Schmidt * doc/extend.texi (Blackfin Built-in Functions): New section. * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the @opindex. 2005-07-12 Adrian Straetling * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp): s/cmpstrsi/cmpstrnsi (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and 'cmpstrnsi'. * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'. (init_optabs): Initialize cmpstrn_optab. * optabs.h: (enum insn_code cmpstrn_optab): Declare. * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation. * expr.c: (enum insn_code cmpstrn_optab): Declare. * config/i386/i386.md: s/cmpstr/cmpstrn * config/c4x/c4x.md: s/cmpstr/cmpstrn * doc/md.texi: Update documentation. 2005-07-11 Richard Henderson * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use build_va_arg_indirect_ref. (alpha_gimplify_va_arg): Likewise. * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise. * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise. * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise. * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise. * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise. * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg): Likewise. * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise. 2005-07-12 Zdenek Dvorak * tree-flow.h (remove_empty_loops, single_dom_exit): Declare. * passes.c (init_optimization_passes): Add pass_empty_loop. * tree-pass.h (pass_empty_loop): Declare. * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop, try_remove_empty_loop, remove_empty_loops): New functions. * tree-ssa-loop-ivopts.c (single_dom_exit): Export. * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New. 2005-07-12 Peter Barada PR middle-end/16719 PR middle-end/18421 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes in address registers. * config/m68k/m68k.c (hard_regno_mode_ok): Likewise. * config/m68k/m68k.md: Replace 's' with 'i' in 4th alternative of addsi3_5200. 2005-07-11 Ian Lance Taylor * config/mips/mips.md (ffs2): Remove. 2005-07-11 Ian Lance Taylor * doc/tree-ssa.texi (Cleanups): Improve description of TRY_FINALLY_EXPR. (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases. 2005-07-11 Daniel Berlin * print-tree.c (print_node): Use DECL_ARGUMENT_FLD. * tree.h (DECL_ARGUMENT_FLD): New macro. 2005-07-11 Daniel Berlin Fix PR tree-optimization/22404 * tree-ssa-structalias.c (create_variable_info_for): Use correct offset. 2005-07-11 Bernd Schmidt * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt, compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand for second comparison operand. * config/bfin/predicates.md (reg_or_const_int_operand): New. * config/bfin/bfin.md (define_attr "type"): Add "sync". (define_insn_reservation "alu"): Likewise. (csync, ssync): Now of type sync. * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to -mcsync-anomaly -mspecld-anomaly. * config/bfin/bfin.opt (mcsync): Remove. (mcsync-anomaly, mspecld-anomaly): Add. * config/bfin/bfin.c: Include "insn-codes.h". (bfin_reorg): Extend to handle the CSYNC anomaly as well. (TARGET_DEFAULT_TARGET_FLAGS): New. * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly. 2005-07-11 Steven Bosscher * basic-block.h: Give the BB flags enum a name, bb_flags. Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK. * cfgcleanup.c (enum bb_flags): Remove here. (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove. (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS. (update_forwarder_flag): Likewise. (thread_jump): Likewise. (try_forward_edges): Likewise. (try_optimize_cfg): Likewise. Clear bb->flags before updating the forwarder flags. Don't clear bb->aux for all basic blocks. Only reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags. 2005-07-11 Richard Guenther * config/i386/i386.opt: New target option -msseregparm. * config/i386/i386.c (override_options): Error out for -msseregparm but no SSE support. (ix86_function_sseregparm): Check for global sseregparm. * doc/invoke.texi: Document -msseregparm. 2005-07-11 Kazuhiro Inaoka * config.gcc (m32r-*-linux*): Use the default extra_parts. (m32rle-*-linux*): Ditto. 2005-07-11 Jakub Jelinek * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type) instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in bytes. 2005-07-10 John David Anglin PR middle-end/22239 PR target/20126 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)). 2005-07-07 Daniel Berlin * tree-ssa-structalias.c (struct variable_info): Heapify complex. (varmap): Heapify varmap. (constraints): Heapify constraints. (struct constraint_graph): Heapify succs and preds. (constraint_vec_find): Update for heapification. (constraint_set_union): Ditto. (insert_into_complex): Ditto. (constraint_edge_vec_find): Ditto. (erase_graph_self_edge): Ditto. (add_graph_edge): Ditto. (get_graph_weights): Ditto. (merge_graph_nodes): Ditto. (build_constraint_graph): Ditto. (topo_visit): Ditto. (solve_graph): Ditto. (create_variable_info_for): Ditto. (init_base_vars): Ditto. (delete_points_to_sets): Free graph, varmap, and complex constraints. (condese_varmap_nodes): Free complex vector. (clear_edges_for_node): Clear succs and preds vector. 2005-07-10 Daniel Berlin * tree-ssa-structalias.c (update_alias_info): Change counting of references to not include vdefs. 2005-07-10 Daniel Berlin * tree-ssa-alias.c (free_used_part_map): Add missing free. (up_insert): Ditto. 2005-07-10 John David Anglin * pa.c (pa_commutative_p): Make PLUS commutative when TARGET_NO_SPACE_REGS is true. 2005-07-09 Diego Novillo * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h * tree-cfg.c (CHECK_OP): Only test for is_gimple_val. * tree-dfa.c (dump_subvars_for): New. (debug_subvars_for): New. (dump_variable): Show subvariables if VAR has them. * tree-flow-inline.h (get_subvar_at): New. (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT. * tree-flow.h (struct ptr_info_def): Remove field pt_malloc. Update all users. (struct subvar): Change fields offset and size to unsigned HOST_WIDE_INT. (dump_subvars_for): Declare. (debug_subvars_for): Declare. (get_subvar_at): Declare. (okay_component_ref_for_subvars): Change 2nd and 3rd argument to unsigned HOST_WIDE_INT *. (overlap_subvar): Likewise. * tree-gimple.c (is_gimple_reg): Always return false for SFTs and memory tags. * tree-pass.h (pass_build_pta, pass_del_pta): Remove. Update all callers. * tree-ssa-alias.c: Include tree-ssa-structalias.h. (compute_may_aliases): Call compute_points_to_sets. (collect_points_to_info_for): Remove. (compute_points_to_and_addr_escape): Remove. (delete_alias_info): Call delete_points_to_sets. (compute_flow_sensitive_aliasing): If the call to find_what_p_points_to returns false, call set_pt_anything. (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias. (set_pt_anything): Clear pi->pt_vars. (set_pt_malloc): Remove. (merge_pointed_to_info): Remove. (add_pointed_to_expr): Remove. (add_pointed_to_var): Remove. (collect_points_to_info_r): Remove. (is_escape_site): Make extern. (create_sft): New. (create_overlap_variables_for): Call it. * tree-ssa-copy.c (merge_alias_info): Never merge flow-sensitive alias information. * tree-ssa-operands.c (get_expr_operands): Adjust variables offset and size to be unsigned HOST_WIDE_INT. (add_to_addressable_set): Rename from note_addressable. Set TREE_ADDRESSABLE as the variables are added to the set. Update all users. (add_stmt_operand): Do not try to micro-optimize unmodifiable operands into VUSEs when adding V_MAY_DEFs for members in an alias set. * tree-ssa-operands.h (add_to_addressable_set): Declare. * tree-ssa-structalias.c: Include tree-ssa-structalias.h last. (struct variable_info): Add bitfield is_heap_var. (var_anyoffset, anyoffset_tree, anyoffset_id): Declare. (new_var_info): Initialize is_heap_var. (get_constraint_for): Add HEAP variables to the symbol table. Mark them with is_heap_var. (update_alias_info): New. Taken mostly from the old compute_points_to_and_addr_escape. (handle_ptr_arith): New. (find_func_aliases): Call update_alias_info. Call handle_ptr_info for tcc_binary expressions. Call mark_stmt_modified. (create_variable_info_for): If DECL has subvars, do not create variables for its subvars. Always add all the fields. (set_uids_in_ptset): If the solution includes ANYOFFSET and SFTs, then add all the SFTs of the structure. If VI->DECL is an aggregate with subvariables, add the SFT at VI->OFFSET. (find_what_p_points_to): If VI is an artificial variable, translate to bitfields in SSA_NAME_PTR_INFO. If the solution is empty, set pi->pt_vars to NULL (init_base_vars): Create ANYOFFSET. (compute_points_to_sets): Rename from create_alias_vars. Make extern. (pass_build_pta): Remove. (delete_points_to_sets): Rename from delete_alias_vars. (pass_del_pta): Remove. * tree-ssa-structalias.h (struct alias_info): Move from tree-ssa-alias.h. (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC, NUM_REFERENCES_SET): Likewise. (compute_points_to_sets, delete_points_to_sets): Declare. 2005-07-09 Richard Henderson * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12, alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12, alpha_split_lock_test_and_set_12): New functions. * config/alpha/alpha-protos.h: Update. * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC, UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO. * config/alpha/sync.md (I12MODE): New. (memory_barrier, mb_internal): Use unspec instead of unspec_volatile. (sync_): Likewise. (sync_nand): Likewise. (sync_old_): Likewise. (sync_new_): Likewise. (sync_old_nand, sync_new_nand): Likewise. (sync_compare_and_swap): Likewise. (sync_lock_test_and_set): Likewise. (sync_compare_and_swap): New. (sync_compare_and_swap_1): New. (sync_lock_test_and_set): New. (sync_lock_test_and_set_1): New. 2005-07-09 Diego Novillo PR 21356 PR 22332 * passes.c (execute_todo): Cleanup the CFG before updating SSA. 2005-07-09 Jakub Jelinek * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT: in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx). 2005-07-09 Richard SAndiford PR target/21656 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define. 2005-07-08 David Edelsohn * config/rs6000/sync.md (load_locked_): Use Z for memory_operand constraint. (store_conditional_): Same. (sync_compare_and_swap): Same. (sync_lock_test_and_set): Same. 2005-07-08 Hans-Peter Nilsson Rewrite PIC support to more closely model actual instructions. * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol) (cris_symbol): Remove prototypes for removed functions. (cris_pic_symbol_type_of, cris_valid_pic_const) (cris_expand_pic_call_address): Prototypes for new functions. * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused variable. (cris_print_operand) : Remove cases for unused modifiers. : Add case for new punctuation character. : Temporarily set flag_pic = 2 instead of incorrectly emitting (extra) PIC modifier. : Do not assert for PLT. (cris_initial_frame_pointer_offset, cris_simple_epilogue) (cris_expand_prologue, cris_expand_epilogue): Check for pic_offset_table_rtx usage instead of taking current_function_uses_pic_offset_table as the final word. (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok): Remove flag_pic difference. (cris_valid_pic_const, cris_pic_symbol_type_of): New functions, the moral equivalents of... (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove functions. (cris_legitimate_pic_operand): Just call cris_valid_pic_const. (cris_handle_option): Mark ARG as unused. (cris_expand_pic_call_address): New worker function for "call", "call_value". (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not output PIC constructs here. (cris_output_addr_const_extra): Changes for emitting PIC modifiers as symbol-specific modifers, not whole or part of operands. * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case. (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped constants and flag_pic. (CONSTANT_INDEX_P): Adjust for new functions. (enum cris_pic_symbol_type): New helper type. (PRINT_OPERAND_PUNCT_VALID_P): Add ':'. * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL) (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New define_constants. ("movsi"): Emit actual instructions for GOT and relative access. ("*movsi_got_load"): New pattern to set up the register holding the GOT pointer. ("*movsi_internal"): Operand 1 is not a plain general_operand. Adjust FIXME for 'S'. : Sanity-check UNSPEC types for PIC. Use "movs" for -fpic cases. ("addsi3"): Add alternative for 'S'; use adds.w when possible. ("uminsi3","*expanded_call_value"): Remove 'S' alternative. ("call", "call_value"): Just call cris_expand_pic_call_address for PIC addresses. ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"): Remove special pattern. ("*expanded_call_side", "*expanded_call_value_side"): New patterns. (gotplt-to-plt, gotplt-to-plt-side-call) (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New peephole2:s. * config/cris/cris/predicates.md ("cris_general_operand_or_gotless_symbol"): Remove unused predicate. ("cris_general_operand_or_symbol"): Adjust for new functions. 2005-07-08 Andrew Pinski * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1. 2005-07-08 Daniel Berlin * Makefile.in (TREE_H): Add treestruct.def. (c-decl.o): Add pointer-set.h * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at visibility on regular DECL's. (merge_decls): Fix the copying of decl nodes of various types for the new structures. Don't update RTL, section name, weak status, etc, on DECL's without RTL. (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone. Don't check volatile on non-variable types. (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK to check whether we have seen arguments. * c-objc-common.c (c_tree_printer): Reverse order of tests so that flag is checked before field (flag is common, field is not). * dwarf2out.c (decl_ultimate_origin): Only DECL's with TS_DECL_COMMON could have an origin. (add_location_or_const_value_attribute): Don't check section name on non-var/function decls. (dwarf2out_var_location): Reverse order of tests. * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace with DECL_WRTL_CHECK. * expmed.c (make_tree): rtl is now in decl_with_rtl. * fold-const.c (fold_binary): Don't check weakness on non-var/function decls. (tree_expr_nonzero_p): Ditto. (fold_checksum_tree): Use tree_decl_extra as sizeof buffer. * ggc-page.c (extra_order_size_table): Add sizes for tree_decl_non_common, tree_parm_decl, tree_var_decl, and tree_field_decl. * gimplify.c (gimplify_bind_expr): Only set DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL. * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's without RTL. * langhooks-def.h (LANG_HOOK_INIT_TS): New. * langhooks.h (init_ts). New langhook. * passes.c (rest_of_decl_compilation): Reverse order of tests. * print-tree.c (print_node): Update to only print fields that exist in the structures the passed decl has. * toplev.c (wrapup_global_declarations): Don't reset DECL_DEFER_OUTPUT on DECL's that don't contain it. * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed. * tree-inline.c (remap_decl): Ditto. * tree-outof-ssa.c (create_temp): Reverse order of tests. * tree-pretty-print.c (print_declaration): Don't print DECL_REGISTER on things that don't contain it. * tree-vrp.c (expr_computes_nonzero): Don't check weakness on non-var/function decls. * tree.c (tree_contains_struct): New structure. (init_priority_for_decl): New hashtable. (tree_int_map): New structure. (tree_int_map_eq): New function. (tree_int_map_marked_p): Ditto. (tree_int_map_hash): Ditto. (tree_map): Move to tree.h. (tree_map_eq): Externalize. (tree_map_hash): Ditto. (tree_map_marked_p): Ditto. (init_ttree): Set up tree_contains_struct and call langhook. (decl_assembler_name): Use DECL_NON_COMMON_CHECK.. (tree_code_size): Update for new structures. (tree_node_structure): Update for new structures. (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls without the field. (copy_node_stat): Copy init priority. (build_decl_stat): Ditto for visibility. (ts_enum_names): New. (tree_contains_struct_check_failed): New function. (decl_init_priority_lookup): Ditto. (decl_init_priority_insert): Ditto. * treestruct.def: New file. * tree.h (CODE_CONTAINS_STRUCT): New macro. (CONTAINS_STRUCT_CHECK): Ditto. (tree_contains_struct_check_failed): New prototype. (DECL_CHECK): Removed. (DECL_MINIMAL_CHECK): New. (DECL_COMMON_CHECK): Ditto. (DECL_WRTL_CHECK): Ditto. (DECL_NON_COMMON_CHECK): Ditto. (DECL_WITH_VIS_CHECK): Ditto. (VAR_OR_FUNCTION_DECL_P): Ditto (struct tree_decl_minimal): New structure. (struct tree_decl_common): Ditto. (struct tree_decl_with_rtl): Ditto. (struct tree_decl_with_vis): Ditto. (struct tree_decl_non_common): Ditto. (struct tree_field_decl): Ditto. (struct tree_parm_decl): Ditto. (struct tree_var_decl): Ditto. (struct tree_function_decl): Ditto. (struct tree_const_decl): Ditto. (struct tree_result_decl): Ditto. (union tree_node): Add new structures. * var-tracking.c (track_expr_p): Reverse order of tests. * doc/c-tree.texi: Add documentation on DECL node internal structure. 2005-07-08 Kazu Hirata * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC. * system.h: Poison FINALIZE_PIC. * doc/tm.texi (FINALIZE_PIC): Remove. 2005-07-08 Andrew Pinski PR tree-opt/22329 * tree-ssa-propagate.c (fold_predicate_in): Convert the value to the correct type if we have a MODIFY_EXPR. 2005-07-08 Kazu Hirata PR tree-optimization/22360 * tree.c (upper_bound_in_type): Fix calculations for casting to a non-wider signed type and casting a signed value to a wider unsigned type. (lower_bound_in_type): Fix calculations for casting to a non-wider signed type. PR tree-optimization/20139 * tree-cfg.c (remove_bb): Check in_ssa_p before calling release_defs. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call fold_cond_expr_cond. * tree-ssanames.c (release_defs): Assert in_ssa_p. * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite. 2005-07-08 Andrew Pinski PR tree-opt/22356 * tree-complex.c (expand_complex_libcall): Produce REALPART_EXPR/IMAGPART_EXPR with the correct type. 2005-07-08 Kenneth Zadeck * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a != b" assert and inserted fastpath code for this case. (bitmap_ior): Removed "a != b" assert. 2005-07-08 Kazuhiro Inaoka * config/m32r/linux.h (STARTFILE_SPEC): Support PIE. (ENDFILE_SPEC): Likewise. * config/m32r/m32r.h (ASM_SPEC): Likewise. * config/m32r/m32r.c (m32r_output_function_epilogue): Care for a large stack frame at epilogue. 2005-07-08 David Billinghurst * final.c: Include sdbout.h when required. 2005-07-07 Geoffrey Keating * config.gcc (*-*-darwin*): Only one target-specific header file for generic darwin. (powerpc-*-darwin*): Add version-specific header files. * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp. * config.in: Regenerate. * configure: Regenerate. * gcc.c: Include xregex.h. (version_compare_spec_function): New. (spec_function): Add version-compare. (replace_outfile_spec_function): Reformat comment. (compare_version_strings): New. * config/darwin-c.c (version_as_macro): New. (builtin_define): New. (darwin_cpp_builtins): New. * config/darwin-protos.h (darwin_cpp_builtins): New. * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here. (LIB_SPEC): Make unconditional, update comment. (TARGET_C99_FUNCTIONS): Define. * config/darwin.opt: Sort. (mmacosx-version-min=): New. * config/darwin7.h: Delete. * config/darwin8.h: Delete. * config/i386/darwin.h (): Call darwin_cpp_builtins. * config/rs6000/darwin.h (): Call darwin_cpp_builtins. (TARGET_C99_FUNCTIONS): Define. * config/rs6000/darwin7.h: New. * config/rs6000/darwin8.h: New. * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min= (-mmacosx-version-min): Document. 2005-07-07 Ian Lance Taylor * config/mips/mips.md (abs2) [GPR]: Remove. 2005-07-07 John David Anglin PR middle-end/22239 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG. 2005-07-07 Khem Raj * config/arm/arm.c (thumb_output_function_prologue): Calculate offset in bytes, not words. 2005-07-07 Paul Brook * config/arm/arm.c (arm_pad_arg_upward): Compare return value of DEFAULT_FUNCTION_ARG_PADDING to upward. 2005-07-07 Richard Henderson * function.c (locate_and_pad_parm): Record parameter alignment in stack_alignment_needed. 2005-07-07 David Edelsohn * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete. (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New. (define_attr "type"): Add isync, sync, load_l, store_c. * config/rs6000/sync.md (memory_barrier): Change to define_expand. Create scratch volatile MEM. (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute sync. (load_locked_): New. (store_conditional_): New. (sync_compare_and_swap): Replace with splitter. (sync_lock_test_and_set): Replace with splitter. (sync_): Change to unspec_volatile UNSPECV_SYNC_OP and UNSPECV_ISYNC. (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic is ics. Attribute isync. (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute lwsync. * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE and UNSPECV_SYNC_OP. (emit_unlikely_jump): New. (emit_load_locked): New. (emit_store_conditional): New. (rs6000_split_compare_and_swap): New. (rs6000_split_lock_test_and_set): New. (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L, TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC. * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap, rs6000_split_lock_test_and_set): Declare. * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md, mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l, store_c, isync, sync. 2005-07-07 Kelley Cook * Makefile.in (echo_quoted_to_gtyp): New template for outputing filenames to gtyp-gen.h. (s-typ-gen): Use it in place of for loops. 2005-07-07 J"orn Rennecke * hooks.c (hook_bool_rtx_int_false): New function. * hooks.h (hook_bool_rtx_int_false): Declare. * target-def.h (TARGET_COMMUTATIVE_P): Define. (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P. * target.h (struct gcc_target): Add commutative_p member. * targhooks.c (hook_bool_rtx_commutative_p): New function. * targhooks.h (hook_bool_rtx_commutative_p): Declare. * pa.c (TARGET_COMMUTATIVE_P): Redefine. (pa_commutative_p): New function. * jump.c (target.h): Include. (rtx_renumbered_equal_p): Use targetm.commutative_p. * doc/tm.texi: Document TARGET_COMMUTATIVE_P. 2005-07-07 Adrian Straetling * config/s390/s390-protos.h (s390_expand_clrmem): Delete. (s390_expand_setmem): New. * config/s390/s390.c: Likewise. (print_shift_count_operand): Truncate to 12 bits instead of 6. Adapt comments. * config/s390/s390.md: ("setmem"): Accept character as general_operand. Call new function "s390_expand_setmem". ("clrmem_long", "*clrmem_long"): Rewrite to ... ("setmem_long", "*setmem_long"): ... this. 2005-07-07 Adrian Straetling * config/s390/s390.c: (optimization_options): Enable TARGET_MVCLE at -Os. * doc/invoke.texi: Document changes in default behaviour. * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle". 2005-07-07 Adrian Straetling * expr.c: (set_storage_via_setmem): Convert opchar to mode defined by back-end. 2005-07-07 Jakub Jelinek * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after all sets in the pattern. * config/rs6000/rs6000.md (stack_protect_testsi, stack_protect_testdi): Likewise. 2005-07-06 Jeff Law * tree-vrp.c (simplify_using_ranges): Kill. (vrp_finalize): Remove call to simplify_using_ranges. (simplify_stmt_using_ranges): New function extracted from simplify_using_ranges. (simplify_div_or_mod_using_ranges): Likewise. (simplify_abs_using_ranges): Likewise. (simplify_cond_using_ranges): New function. * tree-flow.h (simplify_stmt_using_ranges): Prototype. * tree-ssa-propagate.c (substitute_and_fold): Call simplify_stmt_using_ranges if we have range information. 2005-07-06 James E. Wilson * config/ia64/ia64.c (ia64_reorg): Check optimize before ia64_flag_schedule_isns2. * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when reading/writing general registers. (ia64_function_arg): Revert 2005-06-18 change. 2005-07-06 John David Anglin * pa.c (legitimize_pic_address): Use gcc_assert instead of abort. (legitimize_tls_address): Use gcc_unreachable instead of abort. 2005-07-06 Kaz Kojima * function.c (expand_function_end): Revert part of 2005-06-27 patch. Do sjlj_emit_function_exit_after after return_label. 2005-07-06 Kazu Hirata * doc/install.texi (--disable-libssp): New. 2005-07-06 Fariborz Jahanian * doc/invoke.texi: Update -fforce-mem documentation. * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove code for -fforce-mem. * expmed.c: (store_bit_field,store_fixed_bit_field, extract_bit_field): Ditto. * expr.c: (convert_move): Ditto. * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop, expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move, emit_conditional_add,expand_float,expand_fix): Ditto. * opts.c: (decode_options): Remove setting of flag_force_mem flag. (common_handle_option): Issue warning when -fforce-mem specified. 2005-07-06 Paul Brook * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last argument is empty. * configure: Regenerate. 2005-07-06 J"orn Rennecke * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09. 2005-07-06 Daniel Berlin Fix PR tree-optimization/22319 Fix PR tree-optimization/22140 Fix PR tree-optimization/22310 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on variable sized types. Use correct type for intermediate structure on *a = *b structure copies. 2005-07-06 Jakub Jelinek * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE): Remove. (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA. (machine_function): Move typedef to... * config/rs6000/rs6000.c (machine_function): ... here. Add varargs_save_offset field. (rs6000_stack_t): Remove varargs_size field. (setup_incoming_varargs): Allocate varargs save area using assign_stack_local, try to make it as small as possible. Save offset from virtual_stack_vars_rtx to the save area in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD instead of magic 8 when fp word byte size is used. (rs6000_va_start): Use cfun->machine->varargs_save_offset instead of -RS6000_VARARGS_SIZE. (rs6000_stack_info, debug_stack_info, rs6000_initial_elimination_offset): Remove all traces of varargs_size. * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove. * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA. 2005-07-06 Zdenek Dvorak PR tree-optimization/21963 * tree-ssa-loop-ivopts.c (get_computation_aff): Use constant_multiple_of in the same way get_computation_cost_at does. 2005-07-06 Jakub Jelinek * config/sparc/sparc.h (sparc_compare_emitted): New extern. * config/sparc/sparc.c (sparc_compare_emitted): New variable. (gen_compare_reg): If sparc_compare_emitted is set, clear it and return its previous value. (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL. * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. (stack_protect_set, stack_protect_test): New expanders. (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi, stack_protect_testdi): New insns. * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define. * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define. 2005-07-06 Jeff Law * tree-ssa-dce.c (cfg_altered): New global. (tree_dce_init): Initialize cfg_altered. (remove_dead_stmt): If we remove an edge in the CFG, then set CFG_ALTERED. (perform_tree_ssa_dce): If we altered the CFG, then invalidate the dominators. 2005-07-06 Kazu Hirata * Makefile.in (stamp-collect-ld): Use $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove ./collect-ld if it already exists. (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<. Don't remove ./nm if it already exists. 2005-07-05 Devang Patel * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number. (LOOP_VINFO_LOC, LOOP_LOC): Remove. * tree-vectorizer.c (vect_loop_location): New. (vect_print_dump_info): Use vect_loop_location. (new_loop_vec_info): Do not set LOOP_VINFO_LOC. (vectorize_loops): Set vect_loop_location. * tree-vect-analyze.c (vect_analyze_offset_expr, vect_determin_vectorization_factor, vect_analyze_operations, vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence, vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment, vect_analyze_data_refs_alignment, vect_analyze_data_ref_access, vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access, vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant, vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized, vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form, vect_analyze_loop): Adjust vect_print_dump_info API. * tree-vect-transform.c (vect_create_addr_base_for_vector_ref, vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand, vect_finish_stmt_generation, vectorizable_assignment, vectorizable_operation, vectorizable_store, vectorizable_load, vectorizable_live_operation, vectorizable_condition, vect_transform_stmt, vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound, vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment, vect_transform_loop): Same. * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use, vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops): Same. 2005-07-05 Randolph Chung * configure.ac (hppa*-*-linux*: Check for a TLS capable gas. * configure: Regenerate. * config/pa/pa-protos.h (tls_symbolic_operand): Declare. (pa_tls_referenced_p): Declare. * config/pa/pa.c (legitimize_pic_address): Reject TLS operands. (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New. (legitimize_tls_address): New. (hppa_legitimize_address): Handle TLS addresses. (pa_tls_symbol_ref_1, pa_tls_referenced_p): New. (TARGET_CANNOT_FORCE_CONST_MEM): Define. (emit_move_sequence): Handle TLS addresses. (pa_encode_section_info): Call default handler to handle common sections. * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New. (CONSTANT_ADDRESS_P): Reject TLS operands. (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define. * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM) (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE) (UNSPEC_TLSLE): Define new constants. (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New. * config/pa/predicates.md (symbolic_operand): Reject TLS operands. (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand) (tie_symbolic_operand, tle_symbolic_operand): New 2005-07-06 Kelley Cook * aclocal.m4: Update macros for autoconf 2.59 style. * configure.ac: Likewise. 2005-07-05 John David Anglin * pa.c (function_value): Handle small aggregates on 32-bit targets. (function_arg): Pass small aggregates in general registers on 32-bit targets. * som.h (MEMBER_TYPE_FORCES_BLK): Delete define. 2005-07-05 Andrew Pinski * Makefile.in (final.o): Fix dependencies. 2005-07-05 Joseph S. Myers PR c/22013 PR c/22098 * langhooks.h (struct lang_hooks): Add expr_to_decl. * langhooks.c (lhd_expr_to_decl): New. * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL): New. (LANG_HOOKS_INITIALIZER): Update. * tree.c (recompute_tree_invarant_for_addr_expr): Call expr_to_decl langhook. * c-tree.h (c_expr_to_decl): Declare. * c-typeck.c (c_expr_to_decl): New. (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR specially. * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define. 2005-07-05 Joseph S. Myers PR c/22308 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY, C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants. 2005-07-05 Paolo Bonzini * Makefile.in: Adjust dependencies. * tree-pass.h: Add new passes and passes formerly in tree-optimize.c. * basic-block.h (duplicate_computed_gotos): Remove, it is now static. * alias.c (rest_of_handle_cfg, pass_cfg): New. * bb-reorder.c (duplicate_computed_gotos): Make it static. * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of rest_of_compilation. * bb-reorder.c (gate_duplicate_computed_gotos, pass_duplicate_computed_gotos, gate_handle_reorder_blocks, rest_of_handle_reorder_blocks, pass_reorder_blocks, gate_handle_partition_blocks, rest_of_handle_partition_blocks, pass_partition_blocks): New. * bt-load.c (gate_handle_branch_target_load_optimize, rest_of_handle_branch_target_load_optimize, pass_branch_target_load_optimize): New. * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2, pass_jump2): New. * cfglayout.c (pass_insn_locators_initialize): New. * cfgrtl.c (pass_free_cfg): New. * combine.c (gate_handle_combine, rest_of_handle_combine, pass_combine): New. * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse, gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New. * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New. * except.c (pass_set_nothrow_function_flags, pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh, pass_rtl_eh): New. * final.c (pass_compute_alignments, rest_of_handle_final, pass_final, rest_of_handle_shorten_branches, pass_shorten_branches, rest_of_clean_state, pass_clean_state): New. * flow.c (pass_recompute_reg_usage, gate_remove_death_notes, rest_of_handle_remove_death_notes, pass_remove_death_notes, rest_of_handle_life, pass_life, rest_of_handle_flow2, pass_flow2): New. * function.c (pass_instantiate_virtual_regs, pass_init_function, rest_of_handle_check_leaf_regs, pass_leaf_regs): New. * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass, pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse, pass_gcse): New. * global.c (rest_of_handle_global_alloc, pass_global_alloc): New. * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion, pass_rtl_ifcvt, gate_handle_if_after_combine, rest_of_handle_if_after_combine, pass_if_after_combine, gate_handle_if_after_reload, rest_of_handle_if_after_reload, pass_if_after_reload): New. * integrate.c (pass_initial_value_sets): New. * jump.c (pass_cleanup_barriers, purge_line_number_notes, pass_purge_lineno_notes): New. * mode-switching.c (rest_of_handle_mode_switching, pass_mode_switching): New. * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New. * loop-init.c (gate_handle_loop2, rest_of_handle_loop2, pass_loop2): New. * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize, pass_loop_optimize): New. * modulo-sched.c (gate_handle_sms, rest_of_handle_sms, pass_sms): New. * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2, pass_gcse2): New. * postreload.c (gate_handle_postreload, rest_of_handle_postreload, pass_postreload_cse): New. * profile.c (gate_handle_profiling, pass_profiling, rest_of_handle_branch_prob, pass_branch_prob): New. * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, pass_split_before_regstack, gate_handle_split_before_regstack, gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2, rest_of_handle_split_all_insns, pass_split_all_insns): New. * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs, pass_stack_regs): New. * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove, gate_handle_stack_adjustments, rest_of_handle_stack_adjustments, pass_stack_adjustments): New. * regrename.c (gate_handle_regrename, rest_of_handle_regrename, pass_regrename): New. * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots, pass_delay_slots, gate_handle_machine_reorg, rest_of_handle_machine_reorg, pass_machine_reorg): New. * rtl.h (extern void purge_line_number_notes): New. * sched-rgn.c (gate_handle_sched, rest_of_handle_sched, gate_handle_sched2, rest_of_handle_sched2, pass_sched, pass_sched2): New. * tracer.c (gate_handle_tracer, rest_of_handle_tracer, pass_tracer): New. * value-prof.c (gate_handle_value_profile_transformations, rest_of_handle_value_profile_transformations, pass_value_profile_transformations): New. * var-tracking.c (gate_handle_var_tracking, pass_variable_tracking): New. * web.c (gate_handle_web, rest_of_handle_web, pass_web): New. * passes.c (open_dump_file, close_dump_file, rest_of_handle_final, rest_of_handle_delay_slots, rest_of_handle_stack_regs, rest_of_handle_variable_tracking, rest_of_handle_machine_reorg, rest_of_handle_old_regalloc, rest_of_handle_regrename, rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks, rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2, rest_of_handle_regmove, rest_of_handle_tracer, rest_of_handle_if_conversion, rest_of_handle_if_after_combine, rest_of_handle_if_after_reload, rest_of_handle_web, rest_of_handle_branch_prob, rest_of_handle_value_profile_transformations, rest_of_handle_cfg, rest_of_handle_jump_bypass, rest_of_handle_combine, rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2, rest_of_handle_gcse, rest_of_handle_loop_optimize, rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize, rest_of_handle_mode_switching, rest_of_handle_jump, rest_of_handle_eh, rest_of_handle_stack_adjustments, rest_of_handle_flow2, rest_of_handle_jump2, rest_of_handle_peephole2, rest_of_handle_postreload, rest_of_handle_shorten_branches, rest_of_clean_state, rest_of_compilation): Remove. * cgraphunit.c (ipa_passes): Moved from tree-optimize.c. * passes.c (dump_flags, in_gimple_form, all_passes, all_ipa_passes, all_lowering_passes, register_one_dump_file, register_dump_files, next_pass_1, last_verified, execute_todo, execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved from tree-optimize.c. (init_optimization_passes): Moved from tree-optimize.c, adding the RTL optimizations. * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h. * tree-optimize.c (dump_flags, in_gimple_form, all_passes, all_ipa_passes, all_lowering_passes, register_one_dump_file, register_dump_files, next_pass_1, last_verified, execute_todo, execute_one_pass, execute_pass_list, execute_ipa_pass_list, init_tree_optimization_passes, ipa_passes): Delete. * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing the RTL dumps. (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved from tree.h. (ipa_passes): Remove. (all_passes, all_ipa_passes, all_lowering_passes): Now extern. * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved to tree-pass.h. (dump_info_p, dump_flag): Moved to tree-dump.h. * Makefile.in: Adjust dependencies for tree-pretty-print.c, cgraph.c, opts.c. * passes.c (finish_optimization_passes): Use dump_begin and dump_end, TDI_end. (gate_rest_of_compilation): New. (pass_rest_of_compilation): Use it. (gate_postreload, pass_postreload): New. * toplev.c (general_init): Rename init_tree_optimization_passes. * toplev.h (init_tree_optimization_passes): Rename to init_optimizations_passes. * tree-dump.c (dump_flag): Make static. (dump_files): Remove RTL dumps. * tree-optimize.c (pass_all_optimizations, pass_early_local_passes, pass_cleanup_cfg, pass_free_cfg_annotations, pass_cleanup_cfg_post_optimizing, pass_free_datastructures, pass_init_datastructures, pass_fixup_cfg): Make non-static. * tree-pretty-print.c: Include tree-pass.h. * cgraph.c: Include tree-dump.h. 2005-07-04 Daniel Berlin * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var): Only fall back to saying it points to readonly memory if we can't do better. 2005-07-05 Kazuhiro Inaoka * config/m32r/m32r-protos.h: Remove m32r_finalize_pic. * config/m32r/m32r.c (m32r_compute_frame_size, m32r_expand_prologue): Take current_function_profile into account whenever we reference current_function_uses_pic_offset_table. (m32r_finalize_pic): Remove. * config/m32r/m32r.h (FINALIZE_PIC): Likewise. 2005-07-05 Kazu Hirata * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET) instead of $<. Don't remove ./as if it already exists. 2005-07-04 John David Anglin PR target/21723 * pa.md: Remove fcpy alternative from movhi and movqi patterns. * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers for complex modes when generating code for PA 1.0. (VALID_FP_MODE_P): New macro. (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register sets for all general and floating point modes. Align wide floating point modes to even register boundaries to comply with architectural requirements. (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS. * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting. (VALID_FP_MODE_P): New macro. (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register sets for all general and floating point modes. Align wide floating point modes to even register boundaries to comply with architectural requirements. 2005-07-04 Diego Novillo * tree-dump.c (dump_files): Initialize dump number for .cgraph to 0. 2005-07-04 Diego Novillo * tree-ssa-structalias.c: Don't include expr.h. 2005-07-04 Diego Novillo * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix comments. 2005-07-04 Daniel Berlin Fix PR tree-optimization/22279 * tree-ssa-structalias.c (offset_overlaps_with_access): Use correct operator. 2005-07-04 J"orn Rennecke * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t". 2005-07-03 Joseph S. Myers * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c, cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c, config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h, config/stormy16/stormy16.c, config/v850/v850.c, config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c, except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c: Avoid "." or "\n" at end of diagnostics and capital letters at start of diagnostics. * combine.c, cse.c: Don't translate dump file output. * toplev.c (print_version): Only translate output if going to stderr. 2005-07-03 Kazu Hirata * c-decl.c, tree-object-size.c, tree-vectorizer.c, config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment typos. 2005-07-03 John David Anglin * pa.c (fix_range): Fix typo in comment. 2005-07-03 Kazu Hirata * tree-vrp.c (extract_range_from_assert): Replace fold (build (...)) with fold_build2. 2005-07-03 Kaveh R. Ghazi * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs, gcc_gfc_char_table, init_dynamic_gfc_info): New. (format_types_orig, handle_format_attribute): Add support for format "gcc_gfc". 2005-07-03 Gabriel Dos Reis * varasm.c (assemble_variable): Fix format specifier thinko. 2005-07-03 Ira Rosen PR tree-optimization/22029 (and 22135) * tree-pretty-print.c (dump_generic_node): Check that the node is not a phi node before calling dump_vops. 2005-07-02 Gabriel Dos Reis * tree-dump.h (dump_string_field): Declare. * tree-dump.c: Use it instead of dump_string. (dump_string_field): Make non-static. 2005-07-03 Kaz Kojima * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean up the minimal CFG stuff always when optimize > 0. Call split_all_insns_noflow in PIC case if needed. 2005-07-02 Gabriel Dos Reis Christian Ehrhardt PR c++/18279 * c-decl.c (c_write_global_declarations): Dump contents of external scope to. * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl. , , , , , : Add. (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump is enabled. 2005-07-03 Joseph S. Myers * c-common.h (GCC_DIAG_STYLE): Define. * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC version for format checking to 4.1. * c-format.c: Include toplev.h after c-common.h. (enum format_type): Add gcc_tdiag_format_type. (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs, gcc_tdiag_flag_specs, gcc_tdiag_char_table): New. (format_types_orig): Add gcc_tdiag. (init_dynamic_diag_info): Support gcc_tdiag formats. (handle_format_attribute): Likewise. * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove. (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC version for format checking to 4.1. (warning0, warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_DIAG. * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c (finish_aliases_1): Do not use %qE. * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c, config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c: Correct format bugs. * config/v850/v850-protos.h (v850_output_aligned_bss): Change size parameter to unsigned HOST_WIDE_INT. * config/v850/v850.c (v850_output_aligned_bss): Likewise. 2005-07-02 David Edelsohn PR middle-end/21742 * expr.c (write_complex_part): Use adjust_address for MEM. (read_complex_part): Same. 2005-07-02 Daniel Berlin Fix PR tree-optimization/22280 * tree-sra.c (generate_element_init): Remove useless loop. 2005-07-02 Richard Henderson * config/alpha/alpha.c (alpha_legitimize_address): Check for TLS_MODEL_NONE. (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars. 2005-07-02 Andrew Pinski PR middle-end/14490 * fold-const.c (fold_binary): Handle the return value of fold_to_nonsharp_ineq_using_bound if we get back the same operand back. Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1". 2005-07-02 Jeff Law * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not a eliminate type conversion which feeds an equality comparison if the original type or either operand in the comparison is a function pointer. 2005-07-02 Joseph S. Myers * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt, config/rs6000/rs6000.opt, params.def: Remove "." from end of help texts. * config/avr/avr.c: Do not use '`' as left quote. * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c: Remove "." from end of diagnostics. Make diagnostics start with lowercase letter. 2005-07-02 Zack Weinberg Joseph S. Myers * toplev.c (default_tree_printer): Handle setting location with '+' flag. * c-objc.common.c (c_tree_printer): Likewise. * c-format.c (gcc_diag_flag_specs): Add '+'. (gcc_cdiag_char_table): Allow '+' flag for tree formats. (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag formats. * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c, config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c, config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c, config/v850/v850.c, function.c, stor-layout.c, toplev.c, tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end of diagnostics. Use %q+D not %s for a decl. Do not pass excess format arguments where %J is used without %D. 2005-07-02 Jakub Jelinek * gcc.c (LINK_SSP_SPEC): Define. (link_ssp_spec): New variable. (LINK_COMMAND_SPEC): Add %(link_ssp). (static_specs): Add link_ssp_spec. * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test. * configure: Rebuilt. * config.in: Rebuilt. * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define. * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise. * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise. * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise. * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test): If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp. -0x7008(2) instead of reading __stack_chk_guard variable. * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change number. (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants. (stack_protect_set, stack_protect_test): Use *_tls* patterns if TARGET_THREAD_SSP_OFFSET is defined. (stack_tls_protect_set_si, stack_tls_protect_set_di, stack_tls_protect_test_si, stack_tls_protect_test_di): New insns. Revert: 2005-06-27 Richard Henderson * libgcc-std.ver (GCC_4.1.0): New. * libgcc.h (__stack_chk_guard): Declare. (__stack_chk_fail, __stack_chk_fail_local): Declare. * libgcc2.c (L_stack_chk, L_stack_chk_local): New. * mklibgcc.in (lib2funcs): Add them. 2005-07-01 Richard Henderson * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to void * before struct sigcontext *. (x86_fallback_frame_state): Likewise. 2005-07-01 James E. Wilson * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet. 2005-07-01 Andrew Pinski PR tree-opt/22269 * tree-ssa-reassoc.c (should_transpose): Fix which operand we check for SSA_NAME for. 2005-07-01 Daniel Berlin Fix PR tree-optimization/22071 * tree-ssa-structalias.c (offset_overlaps_with_access): New function. (get_constraint_for_component_ref): Use it. 2005-07-01 Andrew Pinski PR other/22264 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to print out the last new line. 2005-07-01 Hans-Peter Nilsson * config/cris/cris.md (CRIS_CC0_REGNUM): New constant. Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM. * config/cris/cris.c (cris_conditional_register_usage): Adjust reg_names[CRIS_CC0_REGNUM] for early CRIS versions. (cris_print_operand) : Handle CRIS_CC0_REGNUM. (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms. * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro. (enum reg_class): New member CC0_REGS. (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS. (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER) (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES) (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS) (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER): Adjust for register now described. 2005-07-01 Jakub Jelinek PR target/22262 * config/i386/i386.md (stack_protect_test_si, stack_protect_test_di): Add earlyclobber for scratch 3. * config/rs6000/rs6000.md (stack_protect_testsi, stack_protect_testdi): Add earlyclobber for scratch 3, remove earlyclobber from scratch 4. Older entries for 2005 can be found in ChangeLog-2005.