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2004-12-28fold-const.c (fold_build_cleanup_point_expr): For a RETURN_EXPR...Andrew Pinski1-0/+7
2004-12-28 Andrew Pinski <pinskia@physics.uc.edu> * fold-const.c (fold_build_cleanup_point_expr): For a RETURN_EXPR, we only need a cleanup point expression when the expression on the left hand side of the MODIFIY_EXPR inside the return has side effects. From-SVN: r92672
2004-12-28* tree-vectorizer.c (vect_mark_relevant) First argument changed fromDorit Naishlos1-0/+7
varray_type to varray_type*. (vect_mark_stmts_to_be_vectorized): Pass &worklist instead of worklist when calling vect_mark_relevant. From-SVN: r92671
2004-12-28rs6000.c (rs6000_legitimize_reload_address): Don't generate non-offsettable ↵Alan Modra1-0/+5
DImode lo_sum addresses. * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't generate non-offsettable DImode lo_sum addresses. From-SVN: r92670
2004-12-28re PR rtl-optimization/19103 (Current CVS (2004/12/21) doesn't compile with ↵Zdenek Dvorak1-0/+5
profiledbootstrap) PR rtl-optimization/19103 * loop-iv.c (iv_number_of_iterations): Fix typo. From-SVN: r92669
2004-12-28* genrecog.c (compute_predicate_codes): Avoid warning.Andreas Jaeger1-4/+8
From-SVN: r92668
2004-12-28vax.c (vax_address_cost, [...]): Correct casts.John David Anglin1-0/+5
* vax.c (vax_address_cost, vax_rtx_cost): Correct casts. (vax_rtx_cost): Handle small offsets for both PLUS and MINUS. From-SVN: r92667
2004-12-27tree-ssa-dom.c (thread_across_edge): Remove broken code to avoid threading ↵Jeff Law1-0/+5
into a loop. * tree-ssa-dom.c (thread_across_edge): Remove broken code to avoid threading into a loop. From-SVN: r92666
2004-12-27re PR target/17406 (ICE dwarf2out_frame_debug_expr, at dwarf2out.c:1692)Richard Henderson1-0/+6
PR target/17406 * config/i386/i386.c (ix86_expand_prologue): Add REG_FRAME_RELATED_EXPR note for allocate_stack_worker insn. From-SVN: r92662
2004-12-27Add memory barriers to the double-checked locking used for static ↵Jason Merrill1-0/+11
initialization. libstdc++: Add memory barriers to the double-checked locking used for static initialization. * libsupc++/guard.cc (__test_and_acquire): Define default. (_GLIBCXX_GUARD_TEST_AND_ACQUIRE, __set_and_release) (_GLIBCXX_GUARD_SET_AND_RELEASE): Likewise. (recursion_push, recursion_pop): New abstraction functions. (__cxa_guard_acquire): Use _GLIBCXX_GUARD_TEST_AND_ACQUIRE. (__cxa_guard_release): Use _GLIBCXX_GUARD_SET_AND_RELEASE. * config/cpu/generic/cxxabi_tweaks.h (_GLIBCXX_GUARD_TEST): Rename from _GLIBCXX_GUARD_ACQUIRE and reverse sense. (_GLIBCXX_GUARD_SET): Rename from _GLIBCXX_GUARD_RELEASE. * config/cpu/arm/cxxabi_tweaks.h: Likewise. * config/cpu/alpha/atomic_word.h (_GLIBCXX_READ_MEM_BARRIER) (_GLIBCXX_WRITE_MEM_BARRIER): Define. * config/cpu/powerpc/atomic_word.h: Likewise. * config/cpu/sparc/atomic_word.h: Likewise. * config/cpu/generic/atomic_word.h: Define them, commented out. * include/bits/atomicity.h: Define defaults. * config/cpu/ia64/atomic_word.h (__test_and_acquire) (__set_and_release): New inlines. (_GLIBCXX_GUARD_TEST_AND_ACQUIRE): Define. (_GLIBCXX_GUARD_SET_AND_RELEASE): Define. * libsupc++/guard.cc (acquire_1): Use __builtin_trap instead of abort(); gcc: * doc/tm.texi (TARGET_RELAXED_ORDERING): Document. * target.h (struct gcc_target): Add relaxed_ordering field. * target-def.h (TARGET_RELAXED_ORDERING): Define default. (TARGET_INITIALIZER): Add it. * config/alpha/alpha.c (TARGET_RELAXED_ORDERING): Define. * config/ia64/ia64.c (TARGET_RELAXED_ORDERING): Define. * config/rs6000/rs6000.c (TARGET_RELAXED_ORDERING): Define. * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define. * cp/decl.c (expand_static_init): Don't use shortcut if targetm.relaxed_ordering. From-SVN: r92659
2004-12-28re PR driver/16118 (Preprocessed source error with -xf77-cpp-input)Roger Sayle1-0/+6
PR driver/16118 * doc/invoke.texi: Document the interaction between -save-temps and -x. From-SVN: r92658
2004-12-27rs6000.c (rs6000_eliminate_indexed_memrefs): Do not break apart constant ↵David Edelsohn1-0/+6
pool addresses. * config/rs6000/rs6000.c (rs6000_eliminate_indexed_memrefs): Do not break apart constant pool addresses. (rs6000_emit_move): Only force source into REG if target is MEM. From-SVN: r92657
2004-12-27re PR c++/19148 (ICE: gimplification failed)Mark Mitchell1-0/+7
PR c++/19148 * gimplify.c (gimplify_cond_expr): Add post_p parameter. (gimplify_modify_expr_rhs): Adjust call to gimplify_cond_expr. (gimplify_expr): Likewise. From-SVN: r92640
2004-12-27i386.h (UNITS_PER_SIMD_WORD): Don't use MMX/3DNOW.Richard Henderson1-0/+4
* config/i386/i386.h (UNITS_PER_SIMD_WORD): Don't use MMX/3DNOW. * gcc.dg/vect/vect-27a.c, gcc.dg/vect/vect-29a.c, gcc.dg/vect/vect-48a.c, gcc.dg/vect/vect-56a.c, gcc.dg/vect/vect-72a.c, gcc.dg/vect/vect-77a.c: Remove. From-SVN: r92637
2004-12-26i386.c (ix86_gimplify_va_arg): Also pass the result of type_natural_mode to ↵Richard Henderson1-0/+10
examine_argument. * config/i386/i386.c (ix86_gimplify_va_arg): Also pass the result of type_natural_mode to examine_argument. From-SVN: r92633
2004-12-26simplify-rtx.c (simplify_relational_operation_1): Don't simplify plus/minus ↵Richard Henderson1-0/+5
across EQ for floating-point. * simplify-rtx.c (simplify_relational_operation_1): Don't simplify plus/minus across EQ for floating-point. From-SVN: r92631
2004-12-27re PR target/17643 (ICE in propagate_one_insn, at flow.c:1582)John David Anglin1-0/+6
PR target/17643 * pa.c (pa_function_ok_for_sibcall): Sibcalls are not ok when generating code for the portable runtime. From-SVN: r92629
2004-12-25expr.c (clear_storage): Validate CONST0_RTX extant.Richard Henderson1-0/+5
* expr.c (clear_storage): Validate CONST0_RTX extant. Special case complex modes. From-SVN: r92615
2004-12-25re PR rtl-optimization/19078 (Poor quality code after loop unrolling.)Zdenek Dvorak1-0/+8
PR rtl-optimization/19078 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_generic, determine_use_iv_cost_outer): Fix computing of cost for the original bivs. (dump_use): Handle case related_cands == NULL. From-SVN: r92608
2004-12-25re PR target/19059 (Atmel AVR Tiny13 and Tiny2313 support corrupted)Marek Michalkiewicz1-0/+8
PR target/19059 * config/avr/avr.c (avr_mcu_types): Move attiny{13,2313} from avr4 to avr2. * config/avr/avr.h (LINK_SPEC): Ditto. * config/avr/t-avr (MULTILIB_MATCHES): Ditto. From-SVN: r92607
2004-12-25re PR target/19137 (ICE with load of TImode constant)Alan Modra1-0/+7
PR target/19137 * config/rs6000/rs6000.md (movti_power, movti_string): Relax operand[1] predicate to input_operand, and add r<-n alternative. Move TImode const_double_operand splitter to where it belongs. From-SVN: r92603
2004-12-25re PR target/19147 (invalid rlwinm patterns)Alan Modra1-0/+5
PR target/19147 * config/rs6000/rs6000.md (andsi3_internal7, andsi3_internal8): Delete. From-SVN: r92594
2004-12-24i386.md (*fix_trunc{d,s,h}i_1): Rename to *fix_trunc{d,s,h}i_i387.Uros Bizjak1-0/+6
* config/i386/i386.md (*fix_trunc{d,s,h}i_1): Rename to *fix_trunc{d,s,h}i_i387. (fix_trunc{d,s}fdi2): Reorder tests. From-SVN: r92586
2004-12-24re PR tree-optimization/14638 (Variables disappear from debug info at -O1)Daniel Berlin1-0/+13
2004-12-24 Daniel Berlin <dberlin@dberlin.org> Fix PR debug/14638 * tree.h (DECL_DEBUG_ALIAS_OF): New macro. * var-tracking.c (track_expr_p): Don't disqualify tracking of variables that are aliases of variables we want to track, unless the original variable is also ignored for debugging purposes. (VARIABLE_HASH_VAL): Use DECL_UID, so that this is deterministic. * tree-outof-ssa.c (create_temp): Note who we are a debug alias of. * dwarf2out.c (dwarf2out_var_location): Add us to the location of the decl we are an alias of. From-SVN: r92585
2004-12-24re PR target/19142 (ppc-darwin no longer builds)Alan Modra1-0/+6
PR target/19142 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Allow DFmode for 32-bit again. From-SVN: r92583
2004-12-23reload.c (regno_clobbered_p): Add a gcc_assert that regno refers to a hard ↵Roger Sayle1-0/+5
register. * reload.c (regno_clobbered_p): Add a gcc_assert that regno refers to a hard register. From-SVN: r92574
2004-12-23gimplify.c (gimplify_modify_expr_rhs): Use types_compatible_p.Mark Mitchell1-0/+4
* gimplify.c (gimplify_modify_expr_rhs): Use types_compatible_p. * g++.dg/opt/temp1.C: Make memcpy actually copy bytes. From-SVN: r92571
2004-12-23genrecog.c (did_you_mean_codes): New.DJ Delorie1-0/+5
* genrecog.c (did_you_mean_codes): New. (compute_predicate_codes): Fail unmatched codes. From-SVN: r92565
2004-12-23mips.h (TARGET_CPU_CPP_BUILTINS): Add assert for machine=mips for !TARGET_IRIX.Eric Christopher1-1/+9
2004-12-23 Eric Christopher <echristo@redhat.com> * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add assert for machine=mips for !TARGET_IRIX. * config/mips/linux.h: Remove machine=mips assert. * config/mips/netbsd.h: Ditto. * config/mips/openbsd.h: Ditto. From-SVN: r92561
2004-12-23tree.c (iterative_hash_expr): Canonicalize builtins.Dale Johannesen1-0/+4
2004-12-23 Dale Johannesen <dalej@apple.com> * tree.c (iterative_hash_expr): Canonicalize builtins. From-SVN: r92553
2004-12-23re PR target/16819 (ICE with empty struct as arg)Alexandre Oliva1-0/+6
gcc/ChangeLog: PR target/16819 * calls.c (load_register_parameters): Don't call use_regs when nregs is zero. gcc/testsuite/ChangeLog: PR target/16891 * gcc.dg/empty2.c: New. From-SVN: r92551
2004-12-23re PR middle-end/17746 (ICE when building the Ada RTS)Eric Botcazou1-1/+1
PR middle-end/17746 * expr.c (get_inner_reference): Add 'keep_aligning' parameter. Break on aligning VIEW_CONVERT_EXPR nodes on STRICT_ALIGNMENT platforms only if keep_aligning is true. (expand_assignment): Adjust call to get_inner_reference. (expand_expr_addr_expr_1): Likewise. (expand_expr_real_1): Likewise. * dojump.c (do_jump): Likewise. * dwarf2out.c (loc_descriptor_from_tree_1): Likewise. * fold-const.c (optimize_bit_field_compare): Likewise. (decode_field_reference): Likewise. (split_address_to_core_and_offset): Likewise. * tree-ssa-loop-ivopts.c (split_address_cost): Likewise. * tree.h (get_inner_reference): Adjust prototype. ada/ * trans.c (Attribute_to_gnu): Adjust call to get_inner_reference. * utils2.c (build_unary_op): Likewise. From-SVN: r92550
2004-12-23re PR middle-end/17746 (ICE when building the Ada RTS)Eric Botcazou1-0/+17
PR middle-end/17746 * expr.c (get_inner_reference): Add 'keep_aligning' parameter. Break on aligning VIEW_CONVERT_EXPR nodes on STRICT_ALIGNMENT platforms only if keep_aligning is true. (expand_assignment): Adjust call to get_inner_reference. (expand_expr_addr_expr_1): Likewise. (expand_expr_real_1): Likewise. * dojump.c (do_jump): Likewise. * dwarf2out.c (loc_descriptor_from_tree_1): Likewise. * fold-const.c (optimize_bit_field_compare): Likewise. (decode_field_reference): Likewise. (split_address_to_core_and_offset): Likewise. * tree-ssa-loop-ivopts.c (split_address_cost): Likewise. * expr.h (get_inner_reference): Adjust prototype. ada/ * trans.c (Attribute_to_gnu): Adjust call to get_inner_reference. * utils2.c (build_unary_op): Likewise. From-SVN: r92549
2004-12-23i386.c (override_options): Revert last change wrt fancy 387 math.Richard Henderson1-0/+5
* config/i386/i386.c (override_options): Revert last change wrt fancy 387 math. From-SVN: r92547
2004-12-23alpha.md (one_cmpl<mode>2, [...]): New macroized vector operate patterns.Richard Henderson1-0/+6
* config/alpha/alpha.md (one_cmpl<mode>2, and<mode>3, andnot<mode>3, ior<mode>3, iornot<mode>3, xor<mode>3, xornot<mode>3): New macroized vector operate patterns. From-SVN: r92545
2004-12-23i386.c (ix86_expand_vector_move): Tidy.Richard Henderson1-0/+11
* config/i386/i386.c (ix86_expand_vector_move): Tidy. (ix86_expand_vector_move_misalign): New. (ix86_misaligned_mem_ok): Remove. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. * config/i386/i386-protos.h: Update. * config/i386/i386.md (SSEMODEI): Rename from SSEINT16. (MMXMODEI): Rename from MMXINT8. (SSEMODE, MMXMODE, movmisalign<mode>): New. From-SVN: r92543
2004-12-23re PR c++/16405 (Temporary aggregate copy not elided)Mark Mitchell1-0/+6
PR c++/16405 * gimplify.c (gimplify_modify_expr_rhs): Handle INDIRECT_REF/ADDR_EXPR combinations. PR c++/16405 * g++.dg/opt/temp1.C: New test. From-SVN: r92539
2004-12-23alpha.c (alpha_expand_mov): Split out ...Richard Henderson1-0/+12
* config/alpha/alpha.c (alpha_expand_mov): Split out ... (alpha_expand_movmisalign): ... misaligned vector support. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. * config/alpha/alpha-protos.h: Update. * config/alpha/alpha.md (VEC): New macro. (movv8qi, movv4hi, movv2si): Compress with VEC. (movv8qi_fix, movv4hi_fix, movv2si_fix): Likewise. (movv8qi_nofix, movv4hi_nofix, movv2si_nofix): Likewise. (movmisalign<mode>): New. From-SVN: r92538
2004-12-22optabs.h (OTI_movmisalign, [...]): New.Richard Henderson1-0/+13
* optabs.h (OTI_movmisalign, movmisalign_optab): New. * optabs.c (init_optabs): Create it. * genopinit.c (optabs): Initialize it. * expr.c (expand_expr_real_1) <MISALIGNED_INDIRECT_REF>: Use it. * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise. * target-def.h (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. * target.h (vectorize.misaligned_mem_ok): Remove. * targhooks.c (default_vect_misaligned_mem_ok): Remove. * doc/md.texi (movmisalign): New. * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. From-SVN: r92537
2004-12-22emmintrin.h (_mm_loadh_pd): Don't cast pointer arg to __v2si.Richard Henderson1-0/+15
* config/i386/emmintrin.h (_mm_loadh_pd): Don't cast pointer arg to __v2si. (_mm_storeh_pd, _mm_loadl_pd, _mm_storel_pd): Likewise. * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use double* or const double* for __builtin_ia32_loadhpd, __builtin_ia32_loadlpd, __builtin_ia32_storehpd, __builtin_ia32_storelpd. (ix86_expand_builtin): Update to match. (ix86_expand_vector_init): Use sse2_loadlpd. * config/i386/i386.md (vec_setv2df): Use sse2_loadlpd, sse2_loadhpd. (vec_extractv2df): Use sse2_storelpd, sse2_storehpd. (sse2_storehpd, sse2_loadhpd, sse2_storelpd, sse2_loadlpd): New. (sse2_movhpd): Remove. From-SVN: r92536
2004-12-23re PR target/18751 (ICE in expr.c:5083, profiledbootstrap)Alan Modra1-0/+6
PR target/18751 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Return false for anything larger than 32 bits in 32-bit code. From-SVN: r92535
2004-12-22i386.md (btsq, btrq, btcq): Fix modes.Richard Henderson1-0/+3
* config/i386/i386.md (btsq, btrq, btcq): Fix modes. (bt peepholes): Likewise. From-SVN: r92534
2004-12-22* varasm.c (force_const_mem): Call set_mem_align.Richard Henderson1-0/+4
From-SVN: r92533
2004-12-22predicates.md (sse_comparison_operator): Fix typo in ieee test.Richard Henderson1-0/+6
* config/i386/predicates.md (sse_comparison_operator): Fix typo in ieee test. (arith_or_logical_operator): Downcase codes. From-SVN: r92532
2004-12-23re PR target/18511 (cc1plus segfaults when compiling ↵Kaz Kojima1-0/+7
libstdc++-v3/src/localename.cc) PR target/18511 * reload1.c (emit_output_reload_insns): Check if OLD is a hard register before calling regno_clobbered_p. * reload.c: Update comment for regno_clobbered_p. From-SVN: r92531
2004-12-22i386.c (override_options): Respect user disable of fancy 387 math, sse, mmx.Richard Henderson1-0/+9
* config/i386/i386.c (override_options): Respect user disable of fancy 387 math, sse, mmx. (construct_container): Generate error if we need an sse regster and sse has been disabled. * config/i386/i386.h (TARGET_SWITCHES): Disabling sse also disables later sse generations. Disabling mmx also disables 3dnow. From-SVN: r92530
2004-12-23tree-inline.c (struct inline_data): Remove inlined_fns.Daniel Berlin1-0/+8
2004-12-22 Daniel Berlin <dberlin@dberlin.org> * tree-inline.c (struct inline_data): Remove inlined_fns. (expand_call_inline): Remove dead code setting inlined_fns. (optimize_inline_calls): Remove dead code setting DECL_INLINED_FNS. * tree.h (struct tree_decl): Remove inlined_fns. From-SVN: r92529
2004-12-23* tree-browser.c: Remove obsolete #ifdef HOST_EBCDIC code.Roger Sayle1-0/+4
From-SVN: r92525
2004-12-23fix overlong lineAlan Modra1-5/+5
From-SVN: r92520
2004-12-23re PR target/18896 (addressing split complex parm)Alan Modra1-0/+9
PR target/18896 * function.c (split_complex_args): Set DECL_ARTIFICIAL and DECL_IGNORED_P for real and imaginary parts if the parm is addressable. (assign_parms_unsplit_complex): If parm addressable, save real and imaginary parts to a stack temp. Pass assign_parm_data_all. (assign_parms): Adjust assign_parms_unsplit_complex call. From-SVN: r92519
2004-12-22tree.h (DECL_PTA_ALIASVAR): Dead.Daniel Berlin1-0/+5
2004-12-22 Daniel Berlin <dberlin@dberlin.org> * tree.h (DECL_PTA_ALIASVAR): Dead. (struct tree_decl): Remove alias_var field. From-SVN: r92515
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