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2010-10-19re PR rtl-optimization/45966 (Incorrect combiner transformation.)Bernd Schmidt1-0/+2
PR rtl-optimization/45966 * combine.c (try_combine): If added_sets_2, deal with the case where i0 feeds i1 and i1 feeds i2. From-SVN: r165674
2010-10-06re PR rtl-optimization/45394 (gnat fails to build on s390, trunk 20100918)Eric Botcazou1-59/+37
PR rtl-optimization/45394 * combine.c (cleanup_auto_inc_dec): Remove AFTER parameter and adjust. (struct rtx_subst_pair): Remove AFTER field. (propagate_for_debug_subst): Adjust call to cleanup_auto_inc_dec. (propagate_for_debug): Remove MOVE parameter and adjust. (try_combine): In the special case where I2 is a PARALLEL, combine only destinations of SETs and set I2SRC to the I2 source. Adjust calls to propagate_for_debug throughout. * reload1.c (eliminate_regs_1) <ASM_OPERANDS>: Do not abort for debug insns. From-SVN: r165030
2010-09-29optc-gen.awk: Generate global_options initializer instead of individual ↵Joseph Myers1-3/+3
variables. gcc: * optc-gen.awk: Generate global_options initializer instead of individual variables. Add x_ prefix to names of structure members. * opth-gen.awk: Generate gcc_options structure. Add x_ prefix to names of structure members. * doc/tm.texi.in (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Document. * doc/tm.texi: Regenerate. * alias.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * builtins.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER. * c-parser.c (disable_extension_diagnostics, restore_extension_diagnostics): Update names of cpp_options members. * combine.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * common.opt (fcompare-debug-second): Don't use Var. * config/alpha/alpha.h (target_flags): Remove. * config/arm/arm.h (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Define. * config/bfin/bfin.h (target_flags): Remove. * config/cris/cris.h (target_flags): Remove. * config/i386/i386-c.c (ix86_pragma_target_parse): Update names of cl_target_option members. * config/i386/i386.c (ix86_force_align_arg_pointer): Remove. (ix86_function_specific_print, ix86_valid_target_attribute_tree, ix86_can_inline_p): Update names of cl_target_option members. * config/i386/i386.h (ix86_isa_flags): Remove. * config/lm32/lm32.h (target_flags): Remove. * config/mcore/mcore.h (mcore_stack_increment): Remove. * config/mcore/mcore.md (addsi3): Remove extern declaration of flag_omit_frame_pointer. * config/mep/mep.h (target_flags): Remove. * config/mips/mips.h (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Define. * config/mmix/mmix.h (target_flags): Remove. * config/rs6000/rs6000.h (rs6000_xilinx_fpu, flag_pic, flag_expensive_optimizations): Remove. * config/s390/s390.h (flag_pic): Remove. * config/score/score-conv.h (target_flags): Remove. * config/sh/sh.h (sh_fixed_range_str): Remove. * config/spu/spu.h (target_flags, spu_fixed_range_string): Remove. * dbxout.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER * df-scan.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * diagnostic.c (diagnostic_initialize): Update names of diagnostic_context members. * diagnostic.h (diagnostic_context): Rename inhibit_warnings and warn_system_headers. (diagnostic_report_warnings_p): Update for new names. * dwarf2out.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER * emit-rtl.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER and HARD_FRAME_POINTER_IS_ARG_POINTER. * flags.h (flag_compare_debug): Declare. * ira.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * opts.c (flag_compare_debug): Define. (common_handle_option): Update names of diagnostic_context members. Handle -fcompare-debug-second. (fast_math_flags_struct_set_p): Update names of cl_optimization members. * reginfo.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * regrename.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * reload.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * reload1.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * resource.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * rtl.h (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Define and use. * sel-sched.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * stmt.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER. gcc/c-family: * c-common.c (c_cpp_error): Update names of diagnostic_context members. * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of cl_optimization members. * c-opts.c (warning_as_error_callback, c_common_handle_option, sanitize_cpp_opts, finish_options): Update names of cpp_options members. gcc/fortran: * cpp.c (cpp_define_builtins): Update names of gfc_option_t members. (gfc_cpp_post_options): Update names of cpp_options members. (cb_cpp_error): Update names of diagnostic_context members. * f95-lang.c (gfc_init_builtin_functions): Update names of gfc_option_t members. * gfortran.h (gfc_option_t): Rename warn_conversion and flag_openmp. * intrinsic.c (gfc_convert_type_warn): Update names of gfc_option_t members. * options.c (gfc_init_options, gfc_post_options, set_Wall, gfc_handle_option): Update names of gfc_option_t members. * parse.c (next_free, next_fixed): Update names of gfc_option_t members. * scanner.c (pedantic): Remove extern declaration. (skip_free_comments, skip_fixed_comments, include_line): Update names of gfc_option_t members. * trans-decl.c (gfc_generate_function_code): Update names of gfc_option_t members. gcc/java: * java-tree.h (flag_filelist_file, flag_assert, flag_jni, flag_force_classes_archive_check, flag_redundant, flag_newer, flag_use_divide_subroutine, flag_use_atomic_builtins, flag_use_boehm_gc, flag_hash_synchronization, flag_check_references, flag_optimize_sci, flag_indirect_classes, flag_indirect_dispatch, flag_store_check, flag_reduced_reflection): Remove. * jcf-dump.c (flag_newer): Remove. * jcf.h (quiet_flag): Remove. * parse.h (quiet_flag): Remove. libcpp: * include/cpplib.h (cpp_options): Rename warn_deprecated, warn_traditional, warn_long_long and pedantic. * directives.c (directive_diagnostics, _cpp_handle_directive): Update names of cpp_options members. * expr.c (cpp_classify_number, eval_token): Update names of cpp_options members. * init.c (cpp_create_reader, post_options): Update names of cpp_options members. * internal.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Update names of cpp_options members. * macro.c (parse_params): Update names of cpp_options members. From-SVN: r164723
2010-09-20re PR rtl-optimization/45695 (-O1 wrong-code by cmove)Jakub Jelinek1-52/+24
PR rtl-optimization/45695 * combine.c (try_combine): When splitting a two set pattern, make sure the pattern which will be put into i2 doesn't use REGs or MEMs set by insns in between i2 and i3. * gcc.c-torture/execute/pr45695.c: New test. From-SVN: r164431
2010-09-13re PR rtl-optimization/45617 (optimize bit shift+compare at RTL level)Jakub Jelinek1-13/+26
PR rtl-optimization/45617 * combine.c (simplify_comparison): Optimize (X >> N) {>,>=,<,<=} C even if low N bits of X aren't known to be zero. * gcc.target/i386/pr45617.c: New test. From-SVN: r164257
2010-09-06combine.c (try_combine): Set subst_low_luid to i0.Andreas Krebbel1-1/+1
2010-09-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> * combine.c (try_combine): Set subst_low_luid to i0. 2010-09-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> * gcc.dg/20100906-1.c: New testcase. From-SVN: r163917
2010-09-02target.def (class_likely_spilled_p): New hook.Anatoly Sokolov1-7/+7
* target.def (class_likely_spilled_p): New hook. * doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_class_likely_spilled_p): New function. * targhooks.h (default_class_likely_spilled_p): Declare. * regs.h (CLASS_LIKELY_SPILLED_P): Remove. * combine.c: (cant_combine_insn_p, likely_spilled_retval_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. Use HARD_REGISTER_P macro. Use fixed_reg_set instead of fixed_regs. * cse.c (hash_rtx_cb): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. * calls.c (avoid_likely_spilled_reg): Ditto. * ira-conflicts.c: (ira_build_conflicts): Ditto. * ira.c (update_equiv_regs): Ditto. * mode-switching.c (create_pre_exit): Ditto. * regmove.c (find_matches): Ditto. (regclass_compatible_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. * reload.c (SMALL_REGISTER_CLASS_P): Remove macro. (small_register_class_p): New inline function. (push_secondary_reload, find_reusable_reload, find_reloads): Use small_register_class_p instead of SMALL_REGISTER_CLASS_P. * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Remove. * config/i386/i386.c (ix86_class_likely_spilled_p): New. (TARGET_CLASS_LIKELY_SPILLED_P): Define. From-SVN: r163779
2010-08-25re PR rtl-optimization/44858 (likely integer wrong code bug)Jakub Jelinek1-1/+52
PR rtl-optimization/44858 * combine.c (try_combine): If recog_for_combine added CLOBBERs to newi2pat, make sure they don't affect newpat. * gcc.c-torture/execute/pr44858.c: New test. From-SVN: r163552
2010-08-25re PR rtl-optimization/45400 (XBMC AudioEngine Compilation C++ Internal ↵Jakub Jelinek1-1/+3
Compiler Error /w Optimization) PR rtl-optimization/45400 * combine.c (simplify_shift_const_1) <case SUBREG>: Only use SUBREG_REG if both modes are of MODE_INT class. * g++.dg/other/i386-8.C: New test. From-SVN: r163551
2010-08-25combine.c (find_split_point): Undo canonicalization of multiply-add to ↵Bernd Schmidt1-0/+17
(minus x (mult)) when... * combine.c (find_split_point): Undo canonicalization of multiply-add to (minus x (mult)) when it seems likely that this will increase the chances of a split. * gcc.target/i386/combine-mul.c: New test. From-SVN: r163547
2010-08-25re PR middle-end/45355 (FAIL: gcc.c-torture/compile/pr43164.c)Bernd Schmidt1-1/+1
PR middle-end/45355 * combine.c (try_combine): Use reg_overlap_mentioned_p rather than dead_or_set_p when computing i0_feeds_i2_n. From-SVN: r163546
2010-08-20vec.h (FOR_EACH_VEC_ELT): Define.Nathan Froyd1-1/+1
gcc/ * vec.h (FOR_EACH_VEC_ELT): Define. * c-decl.c: Use it. * cfgloop.c: Likewise. * cfgloopmanip.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/bfin/bfin.c: Likewise. * config/mips/mips.c: Likewise. * config/rs6000/rs6000.c: Likewise. * dbxout.c: Likewise. * df-scan.c: Likewise. * dominance.c: Likewise. * dse.c: Likewise. * dwarf2out.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * ggc-common.c: Likewise. * gimplify.c: Likewise. * graphite-blocking.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * graphite-dependences.c: Likewise. * graphite-interchange.c: Likewise. * graphite-poly.c: Likewise. * graphite-scop-detection.c: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * ipa-prop.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-emit.c: Likewise. * lambda-code.c: Likewise. * loop-invariant.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-opts.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-symtab.c: Likewise. * matrix-reorg.c: Likewise. * opts.c: Likewise. * predict.c: Likewise. * print-tree.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * sel-sched.c: Likewise. * sese.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-data-ref.c: Likewise. * tree-emutls.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * value-prof.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. gcc/ada/ * gcc-interface/decl.c: Use FOR_EACH_VEC_ELT. * gcc-interface/trans.c: Likewise. * gcc-interface/utils.c: Likewise. gcc/c-family/ * c-common.c: Use FOR_EACH_VEC_ELT. * c-gimplify.c: Likewise. * c-pragma.c: Likewise. gcc/cp/ * call.c: Use FOR_EACH_VEC_ELT. * class.c: Likewise. * decl.c: Likewise. * decl2.c: Likewise. * error.c: Likewise. * except.c: Likewise. * mangle.c: Likewise. * method.c: Likewise. * name-lookup.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * repo.c: Likewise. * semantics.c: Likewise. * typeck2.c: Likewise. gcc/fortran/ * trans-openmp.c: Use FOR_EACH_VEC_ELT. gcc/java/ * class.c: Use FOR_EACH_VEC_ELT. * expr.c: Likewise. * jcf-parse.c: Likewise. * resource.c: Likewise. gcc/lto/ * lto.c: Use FOR_EACH_VEC_ELT. From-SVN: r163401
2010-08-19re PR bootstrap/45350 (Failed to bootstrap on Linux/ia64)Bernd Schmidt1-3/+3
PR bootstrap/45350 * combine.c (try_combine): Initialize i1_is_used and i2_is_used. Fix a comment. From-SVN: r163389
2010-08-19re PR tree-optimization/42172 (inefficient bit fields assignments)Bernd Schmidt1-147/+442
PR target/42172 * combine.c (combine_validate_cost): New arg I0. All callers changed. Take its cost into account if nonnull. (insn_a_feeds_b): New static function. (combine_instructions): Look for four-insn combinations. (can_combine_p): New args PRED2, SUCC2. All callers changed. Take them into account when computing all_adjacent and looking for other uses. (combinable_i3pat): New args I0DEST, I0_NOT_IN_SRC. All callers changed. Treat them like I1DEST and I1_NOT_IN_SRC. (try_combine): New arg I0. Handle four-insn combinations. (distribute_notes): New arg ELIM_I0. All callers changed. Treat it like ELIM_I1. From-SVN: r163383
2010-08-10re PR middle-end/45182 (Failed to build SPEC CPU 2000/2006)Bernd Schmidt1-5/+7
PR middle-end/45182 * combine.c (make_compound_operation): Don't try to convert shifts into multiplications for modes that aren't SCALAR_INT_MODE_P. PR middle-end/45182 * gcc.c-torture/compile/pr45182.c: New test. From-SVN: r163057
2010-08-05Replace exact_log2(x & -x) in favor of more direct computation.Richard Henderson1-1/+1
* toplev.h (ctz_hwi, clz_hwi, ffs_hwi): New. (floor_log2): Use clz_hwi. (exact_log2): Use ctz_hwi. * toplev.c (ctz_hwi, clz_hwi, ffs_hwi): New. * builtins.c (fold_builtin_bitop): Use them. * simplify-rtx.c (simplify_const_unary_operation): Likewise. * combine.c (get_pos_from_mask): Use ctz_hwi. * double-int.c (double_int_ctz): Likewise. * explow.c (force_reg): Likewise. * tree.h (SET_DECL_OFFSET_ALIGN): Use ffs_hwi. From-SVN: r162920
2010-08-03simplify-rtx.c (simplify_binary_operation_1): Try to simplify away NEG as ↵Bernd Schmidt1-3/+70
operand of a MULT by merging it with the other operand. * simplify-rtx.c (simplify_binary_operation_1): Try to simplify away NEG as operand of a MULT by merging it with the other operand. * combine.c (make_compound_operation): Use trunc_int_for_mode when generating a MULT with constant. Canonicalize PLUS and MINUS involving MULT. * config/arm/constraints.md (M): Examine only 32 bits of a HOST_WIDE_INT. * config/arm/predicates.md (power_of_two_operand): Likewise. From-SVN: r162849
2010-07-30re PR debug/45055 (another -fcompare-debug failure with uninitialised read ↵Jakub Jelinek1-23/+0
in walk_gimple_stmt) PR debug/45055 PR rtl-optimization/45137 * rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New prototypes. * emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New functions. * combine.c (next_nonnote_nondebug_insn): Removed. * ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn. * haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn. * sched-deps.c (sched_analyze_insn): Likewise. (fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn. * rtlanal.c (canonicalize_condition): Likewise. * postreload.c (reload_combine_recognize_pattern): Likewise. (reload_cse_move2add): Use next_nonnote_nondebug_insn. * gcc.dg/pr45055.c: New test. From-SVN: r162714
2010-07-29double-int.h (double_int_and_not): New function.Richard Guenther1-1/+1
2010-07-28 Richard Guenther <rguenther@suse.de> * double-int.h (double_int_and_not): New function. * combine.c (try_combine): Use it. * tree-vrp.c (simplify_bit_ops_using_ranges): Likewise. From-SVN: r162681
2010-07-27rtl.def (DEBUG_INSN, [...]): Swap operands 4 and 5.Bernd Schmidt1-2/+2
* rtl.def (DEBUG_INSN, INSN, JUMP_INSN, CALL_INSN, NOTE): Swap operands 4 and 5. * rtl.h (PATTERN, INSN_LOCATOR, NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND, LABEL_NUSES, LABEL_REFS): Adjust accordingly. * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of CODE_LABELs and NOTEs. * caller-save.c (init_caller_save): Fix up gen_rtx_INSN call. * combine.c (try_combine): Likewise. * ira.c (setup_prohibited_mode_move_regs): Likewise. * print-rtl.c (print_rtx): Start REG_NOTES on a new line. From-SVN: r162602
2010-07-15tree.h (DECL_CHAIN): Define.Nathan Froyd1-1/+1
gcc/ * tree.h (DECL_CHAIN): Define. * alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * c-decl.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. * cfgexpand.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arm/arm.c: Likewise. * config/frv/frv.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/mep/mep.c: Likewise. * config/mips/mips.c: Likewise. * config/pa/som.h: Likewise. * config/rs6000/rs6000.c: Likewise. * config/s390/s390.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * coverage.c: Likewise. * dbxout.c: Likewise. * dwarf2out.c: Likewise. * emit-rtl.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimplify.c: Likewise. * integrate.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-split.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-type-escape.c: Likewise. * langhooks.c: Likewise. * lto-cgraph.c: Likewise. * omp-low.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-complex.c: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-inline.c: Likewise. * tree-mudflap.c: Likewise. * tree-nested.c: Likewise. * tree-object-size.c: Likewise. * tree-pretty-print.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-tailcall.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. gcc/ada/ * gcc-interface/decl.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * gcc-interface/trans.c: Likewise. * gcc-interface/utils.c: Likewise. * gcc-interface/utils2.c: Likewise. gcc/c-family/ * c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * c-format.c: Likewise. gcc/cp/ * cp-tree.h: Carefully replace TREE_CHAIN with DECL_CHAIN. * call.c: Likewise. * class.c: Likewise. * cp-gimplify.c: Likewise. * decl.c: Likewise. * decl2.c: Likewise. * init.c: Likewise. * mangle.c: Likewise. * name-lookup.c: Likewise. * optimize.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * rtti.c: Likewise. * search.c: Likewise. * semantics.c: Likewise. * typeck.c: Likewise. * typeck2.c: Likewise. gcc/fortran/ * f95-lang.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * trans-common.c: Likewise. * trans-decl.c: Likewise. * trans-types.c: Likewise. * trans.c: Likewise. gcc/java/ * java-tree.h: Carefully replace TREE_CHAIN with DECL_CHAIN. * boehm.c: Likewise. * class.c: Likewise. * decl.c: Likewise. * expr.c: Likewise. * jcf-parse.c: Likewise. * typeck.c: Likewise. * verify-glue.c: Likewise. gcc/objc/ * objc-act.c: Carefully replace TREE_CHAIN with DECL_CHAIN. gcc/testsuite/ * g++.dg/plugin/attribute_plugin.c: Carefully replace TREE_CHAIN with DECL_CHAIN. From-SVN: r162223
2010-07-08toplev.h: Do not include diagnostic-core.h.Manuel López-Ibáñez1-0/+1
2010-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org> * toplev.h: Do not include diagnostic-core.h. Include diagnostic-core.h in every file that includes toplev.h. * c-tree.h: Do not include toplev.h. * pretty-print.h: Update comment. * Makefile.in: Update dependencies. * alias.c: Include diagnostic-core.h in every file that includes toplev.h. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgbuild.c: Likewise. * cfgcleanup.c: Likewise. * cfghooks.c: Likewise. * cfgloop.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arc/arc.c: Likewise. * config/arm/arm.c: Likewise. * config/arm/pe.c: Likewise. * config/avr/avr.c: Likewise. * config/bfin/bfin.c: Likewise. * config/cris/cris.c: Likewise. * config/crx/crx.c: Likewise. * config/darwin-c.c: Likewise. * config/darwin.c: Likewise. * config/fr30/fr30.c: Likewise. * config/frv/frv.c: Likewise. * config/h8300/h8300.c: Likewise. * config/host-darwin.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/netware.c: Likewise. * config/i386/nwld.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/i386/winnt-stubs.c: Likewise. * config/i386/winnt.c: Likewise. * config/ia64/ia64-c.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/lm32/lm32.c: Likewise. * config/m32c/m32c-pragma.c: Likewise. * config/m32c/m32c.c: Likewise. * config/m32r/m32r.c: Likewise. * config/m68hc11/m68hc11.c: Likewise. * config/m68k/m68k.c: Likewise. * config/mcore/mcore.c: Likewise. * config/mep/mep-pragma.c: Likewise. * config/mep/mep.c: Likewise. * config/mmix/mmix.c: Likewise. * config/mn10300/mn10300.c: Likewise. * config/moxie/moxie.c: Likewise. * config/pa/pa.c: Likewise. * config/pdp11/pdp11.c: Likewise. * config/picochip/picochip.c: Likewise. * config/rs6000/rs6000-c.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/rx/rx.c: Likewise. * config/s390/s390.c: Likewise. * config/score/score.c: Likewise. * config/score/score3.c: Likewise. * config/score/score7.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-base.c: Likewise. * config/sh/symbian-c.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sol2-c.c: Likewise. * config/sol2.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/v850/v850-c.c: Likewise. * config/v850/v850.c: Likewise. * config/vax/vax.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * convert.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbxout.c: Likewise. * ddg.c: Likewise. * dominance.c: Likewise. * emit-rtl.c: Likewise. * explow.c: Likewise. * expmed.c: Likewise. * fixed-value.c: Likewise. * fold-const.c: Likewise. * fwprop.c: Likewise. * gcse.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * gimple-low.c: Likewise. * gimplify.c: Likewise. * graph.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * integrate.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-iv.c: Likewise. * lto-opts.c: Likewise. * lto-symtab.c: Likewise. * main.c: Likewise. * modulo-sched.c: Likewise. * optabs.c: Likewise. * params.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * profile.c: Likewise. * real.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * reorg.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtlanal.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-rgn.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * simplify-rtx.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * targhooks.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-dump.c: Likewise. * tree-eh.c: Likewise. * tree-inline.c: Likewise. * tree-nomudflap.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-phinodes.c: Likewise. * tree-profile.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-uninit.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * varasm.c: Likewise. * vec.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. c-family/ * c-common.h: Include diagnostic-core.h. Error if already included. * c-semantics.c: Do not define GCC_DIAG_STYLE here. cp/ * cp-tree.h: Do not include toplev.h. java/ * boehm.c: Include diagnostic-core.h in every file that includes toplev.h. * class.c: Likewise. * constants.c: Likewise. * decl.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * jcf-parse.c: Likewise. * mangle.c: Likewise. * mangle_name.c: Likewise. * resource.c: Likewise. * typeck.c: Likewise. * verify-glue.c: Likewise. ada/ * gcc-interface/utils.c: Include diagnostic-core.h in every file that includes toplev.h. lto/ * lto-coff.c: Include diagnostic-core.h in every file that includes toplev.h. * lto-elf.c: Likewise. * lto-lang.c: Likewise. * lto-macho.c: Likewise. From-SVN: r161943
2010-06-29re PR rtl-optimization/44659 (Combiner fails to match QI cmp patterns with ↵Eric Botcazou1-12/+18
upper 8bit register) PR rtl-optimization/44659 * combine.c (make_compound_operation) <SUBREG>: Do not return the result of force_to_mode if it partially re-expanded the compound. From-SVN: r161523
2010-05-28re PR bootstrap/44255 (gcc-4.6-20100522 bootstrap comparison failure on ↵Jakub Jelinek1-14/+6
sparc64 and arm) PR bootstrap/44255 * combine.c (struct rtx_subst_pair): Define unconditionally. (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC, copy_rtx pair->to instead of cleanup_auto_inc_dec it. Call make_compound_operation on pair->to. (propagate_for_debug): Don't call make_compound_operation here. Always use simplify_replace_fn_rtx. From-SVN: r159952
2010-05-25function.h (struct function): Add can_throw_non_call_exceptions bit.Eric Botcazou1-1/+1
* function.h (struct function): Add can_throw_non_call_exceptions bit. * lto-streamer-in.c (input_function): Stream it in. * lto-streamer-out.c (output_function): Stream it out. * function.c (allocate_struct_function): Set it. (expand_function_end): Substitute cfun->can_throw_non_call_exceptions for flag_non_call_exceptions. * cfgbuild.c (control_flow_insn_p): Likewise. (make_edges): Likewise. * cfgexpand.c (expand_stack_alignment): Likewise. * combine.c (distribute_notes): Likewise. * cse.c (cse_extended_basic_block): Likewise. * except.c (insn_could_throw_p): Likewise. * gcse.c (simple_mem): Likewise. * ipa-pure-const.c (check_call): Likewise. (check_stmt ): Likewise. * lower-subreg.c (lower-subreg.c): Likewise. * optabs.c (emit_libcall_block): Likewise. (prepare_cmp_insn): Likewise. * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise. * postreload.c (rest_of_handle_postreload): Likewise. * reload1.c (reload_as_needed): Likewise. (emit_input_reload_insns): Likewise. (emit_output_reload_insns): Likewise. (fixup_abnormal_edges): Likewise. * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise. * store-motion.c (find_moveable_store): Likewise. * tree-eh.c (stmt_could_throw_p): Likewise. (tree_could_throw_p): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * config/arm/arm.c (arm_expand_prologue): Likewise. (thumb1_expand_prologue): Likewise. * config/rx/rx.md (cbranchsf4): Likewise. (cmpsf): Likewise. * config/s390/s390.c (s390_emit_prologue): Likewise. * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions. (inline_forbidden_into_p): New predicate. (expand_call_inline): Use it to forbid inlining. (tree_can_inline_p): Likewise. From-SVN: r159847
2010-05-25double-int.h (double_int_and): New.Anatoly Sokolov1-64/+10
* double-int.h (double_int_and): New. * combine.c (try_combine): Clean up, use double_int_* and immed_double_int_const functions. From-SVN: r159842
2010-05-21tree.h: Include real.h and fixed-value.h as basic datatypes.Steven Bosscher1-1/+0
gcc/ChangeLog: * tree.h: Include real.h and fixed-value.h as basic datatypes. * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h, tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c, tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c, tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c, genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c, tree-pretty-print.c, tree-loop-distribution.c, tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c, tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c, tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c, tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c, tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c, tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c, tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c, tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c, tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c, genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c, tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c, gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c, tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c, tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c, store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c, tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c, tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c, tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c, fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c, tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c, config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c, config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c, config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c, config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c, config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c, config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c, config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c, config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c, config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c, config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c, config/score/score7.c, config/score/score.c, config/arm/arm.c, config/pa/pa.c, config/mips/mips.c, config/vax/vax.c, config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c, config/bfin/bfin.c: Clean up redundant includes. * Makefile.in: Update accordingly. java/ChangeLog: * typeck.c, decl.c, jcf-parse.c, except.c, expr.c: cp/Changelog: * error.c, tree.c, typeck2.c, cxx-pretty-print.c, mangle.c: Clean up redundant includes. fortran/ChangeLog: * trans-const.c, trans-types.c, trans-intrinsic.c: Clean up redundant includes. From-SVN: r159663
2010-05-19combine.c (propagate_for_debug): Call make_compound_operation on the source ↵Richard Sandiford1-1/+22
value. gcc/ * combine.c (propagate_for_debug): Call make_compound_operation on the source value. (try_combine): When implementing a split chosen by find_split_point, either copy i2src or set it to null. Assert that i2src is not null before substituting into CALL_INSN_FUNCTION_USAGE. From-SVN: r159600
2010-05-02target.h (struct calls): Add function_value_regno_p field.Anatoly Sokolov1-2/+2
* target.h (struct calls): Add function_value_regno_p field. * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define. (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P. * targhooks.c (default_function_value_regno_p): New function. * targhooks.h (default_function_value_regno_p): Declare function. * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook. * builtins.c. (apply_result_size): (Ditto.). * combine.c. (likely_spilled_retval_p): (Ditto.). * mode-switching.c. Include 'target.h'. (create_pre_exit): Use function_value_regno_p hook. * Makefile.in (mode-switching.o): Add dependency on TARGET_H. * doc/tm.texi (FUNCTION_VALUE_REGNO_P, TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation. * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro. * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro. (ix86_function_value_regno_p): Declare as static, change argument type to const unsigned int. * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove. From-SVN: r158970
2010-04-25combine.c (find_split_point): Add third argument.Paolo Bonzini1-15/+24
2010-04-25 Paolo Bonzini <bonzini@gnu.org> * combine.c (find_split_point): Add third argument. Use it to find nested multiply-accumulate instructions. Adjust calls. (try_combine): Adjust call to find_split_point. testsuite: 2010-04-25 Paolo Bonzini <bonzini@gnu.org> * gcc.target/arm/mla-1.c: New test. From-SVN: r158698
2010-03-20re PR rtl-optimization/43438 (possible wrong code bug)Richard Guenther1-2/+4
2010-03-20 Richard Guenther <rguenther@suse.de> PR rtl-optimization/43438 * combine.c (make_extraction): Properly zero-/sign-extend an extraction of the low part of a CONST_INT. Also handle CONST_DOUBLE. * gcc.c-torture/execute/pr43438.c: New testcase. From-SVN: r157592
2010-03-16re PR debug/43051 (VTA causes a stack living parameter unavailable in most ↵Jakub Jelinek1-2/+4
of the function) PR debug/43051 PR debug/43092 * cselib.c (cselib_preserve_constants, cfa_base_preserved_val): New static variables. (preserve_only_constants): New function. (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't clear its REG_VALUES. If cselib_preserve_constants, don't empty the whole hash table, but preserve there VALUEs with constants, cfa_base_preserved_val and cfa_base_preserved_val plus constant. (cselib_preserve_cfa_base_value): New function. (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val. (cselib_init): Change argument to int bitfield. Set cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS is in it. (cselib_finish): Clear cselib_preserve_constants and cfa_base_preserved_val. * cselib.h (enum cselib_record_what): New enum. (cselib_init): Change argument to int. (cselib_preserve_cfa_base_value): New prototype. * postreload.c (reload_cse_regs_1): Adjust cselib_init caller. * dse.c (dse_step1): Likewise. * cfgcleanup.c (thread_jump): Likewise. * sched-deps.c (sched_analyze): Likewise. * gcse.c (local_cprop_pass): Likewise. * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback. If FN is non-NULL, call the callback always and whenever it returns non-NULL just return that. Only do rtx_equal_p if FN is NULL. * rtl.h (simplify_replace_fn_rtx): Add argument to callback. * combine.c (propagate_for_debug_subst): Add old_rtx argument, compare from with old_rtx and if it isn't rtx_equal_p, return NULL. * Makefile.in (var-tracking.o): Depend on $(RECOG_H). * var-tracking.c: Include recog.h. (bb_stack_adjust_offset): Remove. (vt_stack_adjustments): Don't call it, instead just gather the adjustments using insn_stack_adjust_offset_pre_post on each bb insn. (adjust_stack_reference): Remove. (compute_cfa_pointer): New function. (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables. (struct adjust_mem_data): New type. (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New functions. (get_address_mode): New function. (replace_expr_with_values): Use it. (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P. Use get_address_mode. For cfa_base_rtx return MO_CLOBBER. (adjust_sets): Remove. (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode. (get_adjusted_src): Remove. (add_stores): Don't call it. Never reuse expr SET. Don't add extra MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode. (add_with_sets): Don't call adjust_sets. (fp_setter, vt_init_cfa_base): New functions. (vt_initialize): Change return type to bool. Move most of pool etc. initialization to the beginning of the function from end. Pass CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init. If !frame_pointer_needed, call vt_stack_adjustment before mos vector is filled, call vt_init_cfa_base if argp/framep has been eliminated to sp. If frame_pointer_needed and argp/framep has been eliminated to hard frame pointer, set hard_frame_pointer_adjustment and call vt_init_cfa_base after encountering fp setter in the prologue. For MO_ADJUST, call log_op_type before pusing the op into mos vector, not afterwards. Call adjust_insn before cselib_process_insn/add_with_sets, call cancel_changes (0) afterwards. (variable_tracking_main_1): Adjust for vt_initialize calling vt_stack_adjustments and returning whether it succeeded or not. * gcc.dg/guality/pr43051-1.c: New test. From-SVN: r157476
2010-01-15re PR rtl-optimization/42691 (problematic REG_EQUAL note added to SUBREG)Jing Yu1-2/+6
2010-01-15 Jing Yu <jingyu@google.com> PR rtl-optimization/42691 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set a pseudo to a constant and are merged, and adjust comments. 2010-01-15 Jing Yu <jingyu@google.com> PR rtl-optimization/42691 * gcc.c-torture/execute/pr42691.c: New. From-SVN: r155948
2010-01-15Revert revision 155944 due to the broken testcase.Jing Yu1-6/+2
From-SVN: r155946
2010-01-15re PR rtl-optimization/42691 (problematic REG_EQUAL note added to SUBREG)Jing Yu1-2/+6
2010-01-15 Jing Yu <jingyu@google.com> PR rtl-optimization/42691 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set a pseudo to a constant and are merged, and adjust comments. 2010-01-15 Jing Yu <jingyu@google.com> PR rtl-optimization/42691 * gcc.c-torture/execute/pr42691.c: New. From-SVN: r155944
2009-12-23re PR rtl-optimization/42475 (ICE at -O1 and above: internal compiler error: ↵Jakub Jelinek1-4/+3
in simplify_subreg, at simplify-rtx.c:4954) PR rtl-optimization/42475 * combine.c (make_compound_operation) <case SUBREG>: Use mode of SUBREG_REG (x) instead of tem's mode. * gcc.dg/pr42475.c: New test. From-SVN: r155430
2009-12-08combine.c (setup_incoming_promotions): Fix sign-extend of zero-extend case; ↵Richard Henderson1-29/+33
tidy conditions. * combine.c (setup_incoming_promotions): Fix sign-extend of zero-extend case; tidy conditions. From-SVN: r155095
2009-12-07re PR rtl-optimization/42269 (Extra sign extension instructions generated)Richard Henderson1-6/+10
PR rtl-opt/42269 * combine.c (setup_incoming_promotions): Improve the conditions under which we respect the promotions applied. From-SVN: r155071
2009-12-04re PR rtl-optimization/42164 (internal compiler error: in simplify_subreg, ↵David Daney1-0/+4
at simplify-rtx.c:5138) 2009-12-04 David Daney <ddaney@caviumnetworks.com> PR rtl-optimization/42164 * combine.c (combine_simplify_rtx): Handle truncation of integer constants. 2009-12-04 David Daney <ddaney@caviumnetworks.com> PR rtl-optimization/42164 * gcc.c-torture/compile/pr42164.c: New test. From-SVN: r154987
2009-11-25Remove trailing white spaces.H.J. Lu1-8/+8
2009-11-25 H.J. Lu <hongjiu.lu@intel.com> * alias.c: Remove trailing white spaces. * alloc-pool.c: Likewise. * alloc-pool.h: Likewise. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * basic-block.h: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * builtins.c: Likewise. * builtins.def: Likewise. * c-common.c: Likewise. * c-common.h: Likewise. * c-cppbuiltin.c: Likewise. * c-decl.c: Likewise. * c-format.c: Likewise. * c-lex.c: Likewise. * c-omp.c: Likewise. * c-opts.c: Likewise. * c-parser.c: Likewise. * c-pretty-print.c: Likewise. * c-tree.h: Likewise. * c-typeck.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgexpand.c: Likewise. * cfghooks.c: Likewise. * cfghooks.h: Likewise. * cfglayout.c: Likewise. * cfgloop.c: Likewise. * cfgloop.h: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * cgraph.c: Likewise. * cgraph.h: Likewise. * cgraphbuild.c: Likewise. * cgraphunit.c: Likewise. * cif-code.def: Likewise. * collect2.c: Likewise. * combine.c: Likewise. * convert.c: Likewise. * coverage.c: Likewise. * crtstuff.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbgcnt.def: Likewise. * dbgcnt.h: Likewise. * dbxout.c: Likewise. * dce.c: Likewise. * ddg.c: Likewise. * ddg.h: Likewise. * defaults.h: Likewise. * df-byte-scan.c: Likewise. * df-core.c: Likewise. * df-problems.c: Likewise. * df-scan.c: Likewise. * df.h: Likewise. * dfp.c: Likewise. * diagnostic.c: Likewise. * diagnostic.h: Likewise. * dominance.c: Likewise. * domwalk.c: Likewise. * double-int.c: Likewise. * double-int.h: Likewise. * dse.c: Likewise. * dwarf2asm.c: Likewise. * dwarf2asm.h: Likewise. * dwarf2out.c: Likewise. * ebitmap.c: Likewise. * ebitmap.h: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * except.c: Likewise. * except.h: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * expr.h: Likewise. * final.c: Likewise. * flags.h: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * function.h: Likewise. * fwprop.c: Likewise. * gcc.c: Likewise. * gcov-dump.c: Likewise. * gcov-io.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * genchecksum.c: Likewise. * genconfig.c: Likewise. * genflags.c: Likewise. * gengtype-parse.c: Likewise. * gengtype.c: Likewise. * gengtype.h: Likewise. * genmddeps.c: Likewise. * genmodes.c: Likewise. * genopinit.c: Likewise. * genpreds.c: Likewise. * gensupport.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * ggc.h: Likewise. * gimple-iterator.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimple.c: Likewise. * gimple.def: Likewise. * gimple.h: Likewise. * gimplify.c: Likewise. * graphds.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * gthr-nks.h: Likewise. * gthr-posix.c: Likewise. * gthr-posix.h: Likewise. * gthr-posix95.h: Likewise. * gthr-single.h: Likewise. * gthr-tpf.h: Likewise. * gthr-vxworks.h: Likewise. * gthr.h: Likewise. * haifa-sched.c: Likewise. * hard-reg-set.h: Likewise. * hooks.c: Likewise. * hooks.h: Likewise. * hosthooks.h: Likewise. * hwint.h: Likewise. * ifcvt.c: Likewise. * incpath.c: Likewise. * init-regs.c: Likewise. * integrate.c: Likewise. * ipa-cp.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-pure-const.c: Likewise. * ipa-reference.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-struct-reorg.h: Likewise. * ipa-type-escape.c: Likewise. * ipa-type-escape.h: Likewise. * ipa-utils.c: Likewise. * ipa-utils.h: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-emit.c: Likewise. * ira-int.h: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * jump.c: Likewise. * lambda-code.c: Likewise. * lambda-mat.c: Likewise. * lambda-trans.c: Likewise. * lambda.h: Likewise. * langhooks.c: Likewise. * lcm.c: Likewise. * libgcov.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-init.c: Likewise. * loop-invariant.c: Likewise. * loop-iv.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-compress.c: Likewise. * lto-opts.c: Likewise. * lto-section-in.c: Likewise. * lto-section-out.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-streamer.h: Likewise. * lto-symtab.c: Likewise. * lto-wpa-fixup.c: Likewise. * matrix-reorg.c: Likewise. * mcf.c: Likewise. * mode-switching.c: Likewise. * modulo-sched.c: Likewise. * omega.c: Likewise. * omega.h: Likewise. * omp-low.c: Likewise. * optabs.c: Likewise. * optabs.h: Likewise. * opts-common.c: Likewise. * opts.c: Likewise. * params.def: Likewise. * params.h: Likewise. * passes.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * predict.def: Likewise. * pretty-print.c: Likewise. * pretty-print.h: Likewise. * print-rtl.c: Likewise. * print-tree.c: Likewise. * profile.c: Likewise. * read-rtl.c: Likewise. * real.c: Likewise. * recog.c: Likewise. * reg-stack.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * regrename.c: Likewise. * regs.h: Likewise. * regstat.c: Likewise. * reload.c: Likewise. * reload1.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtl.def: Likewise. * rtl.h: Likewise. * rtlanal.c: Likewise. * sbitmap.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sched-vis.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-dump.h: Likewise. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. * sel-sched.c: Likewise. * sel-sched.h: Likewise. * sese.c: Likewise. * sese.h: Likewise. * simplify-rtx.c: Likewise. * stack-ptr-mod.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * stringpool.c: Likewise. * stub-objc.c: Likewise. * sync-builtins.def: Likewise. * target-def.h: Likewise. * target.h: Likewise. * targhooks.c: Likewise. * targhooks.h: Likewise. * timevar.c: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * toplev.h: Likewise. * tracer.c: Likewise. * tree-affine.c: Likewise. * tree-affine.h: Likewise. * tree-browser.def: Likewise. * tree-call-cdce.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-chrec.h: Likewise. * tree-complex.c: Likewise. * tree-data-ref.c: Likewise. * tree-data-ref.h: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-dump.h: Likewise. * tree-eh.c: Likewise. * tree-flow-inline.h: Likewise. * tree-flow.h: Likewise. * tree-if-conv.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-nested.c: Likewise. * tree-nomudflap.c: Likewise. * tree-nrv.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-pass.h: Likewise. * tree-phinodes.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-profile.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-copyrename.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-dse.c: Likewise. * tree-ssa-forwprop.c: Likewise. * tree-ssa-ifcombine.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-live.h: Likewise. * tree-ssa-loop-ch.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-loop-unswitch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-ssa-operands.h: Likewise. * tree-ssa-phiopt.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-propagate.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-sink.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-ter.c: Likewise. * tree-ssa-threadedge.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-uncprop.c: Likewise. * tree-ssa.c: Likewise. * tree-ssanames.c: Likewise. * tree-switch-conversion.c: Likewise. * tree-tailcall.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-generic.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vectorizer.h: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * treestruct.def: Likewise. * unwind-compat.c: Likewise. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * value-prof.c: Likewise. * value-prof.h: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * varpool.c: Likewise. * vec.c: Likewise. * vec.h: Likewise. * vmsdbgout.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. From-SVN: r154645
2009-10-28re PR target/39715 ([cond-optab] extra sign extensions on Thumb)Paolo Bonzini1-21/+30
2009-10-28 Paolo Bonzini <bonzini@gnu.org> PR rtl-optimization/39715 * combine.c (simplify_comparison): Use extensions to widen comparisons. Try an ANDing first. testsuite: 2009-10-28 Paolo Bonzini <bonzini@gnu.org> PR rtl-optimization/39715 * gcc.target/arm/thumb-bitfld1.c: New. From-SVN: r153651
2009-10-26tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.Ben Elliston1-2/+5
2009-10-26 Ben Elliston <bje@au.ibm.com> Michael Meissner <meissner@linux.vnet.ibm.com> Ulrich Weigand <uweigand@de.ibm.com> * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document. (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise. (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise. * target.h (struct target_def): Add pointer_mode, address_mode, and valid_pointer_mode to addr_space substructure. * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define. (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise. (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise. (TARGET_ADDR_SPACE_HOOKS): Add them. * targhooks.c (target_default_pointer_address_modes_p): New function. * target.h (target_default_pointer_address_modes_p): Add prototype. * targhooks.c (default_addr_space_pointer_mode): New function. (default_addr_space_address_mode): Likewise. (default_addr_space_valid_pointer_mode): Likewise. * targhooks.h (default_addr_space_pointer_mode): Add prototype. (default_addr_space_address_mode): Likewise. (default_addr_space_valid_pointer_mode): Likewise. * output.h (default_valid_pointer_mode): Move to ... * targhooks.h (default_valid_pointer_mode): ... here. * varasm.c (default_valid_pointer_mode): Move to ... * targhooks.c (default_valid_pointer_mode): ... here. * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode instead of targetm.valid_pointer_mode. * fold-const.c (fit_double_type): Use int_or_pointer_precision. * tree.c (integer_pow2p): Likewise. (tree_log2): Likewise. (tree_floor_log2): Likewise. (signed_or_unsigned_type_for): Support pointer type of different size. (int_or_pointer_precision): New function. * tree.h (int_or_pointer_precision): Add prototype. * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types. * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of incoming pointer type instead of POINTER_SIZE. * tree.c (build_pointer_type): Use appropriate pointer mode instead of ptr_mode. (build_reference_type): Likewise. * expr.c (store_expr): Likewise. (expand_expr_addr_expr): Likewise. * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * auto-inc-dec.c: Include "target.h". (try_merge): Use appropriate address mode instead of Pmode. (find_inc): Likewise. * combine.c (find_split_point): Likewise. * cselib.c (cselib_record_sets): Likewise. * dse.c (replace_inc_dec): Likewise. (canon_address): Likewise. * var-tracking.c (replace_expr_with_values): Likewise. (count_uses): Likewise. (add_uses): Likewise. (add_stores): Likewise. * emit-rtl.c: Include "target.h". (adjust_address_1): Use appropriate address mode instead of Pmode. (offset_address): Likewise. * explow.c (break_out_memory_refs): Likewise. (memory_address_addr_space): Likewise. (promote_mode): Likewise. * expr.c (move_by_pieces): Likewise. (emit_block_move_via_loop): Likewise. (store_by_pieces): Likewise. (store_by_pieces_1): Likewise. (expand_assignment): Likewise. (store_constructor): Likewise. (expand_expr_addr_expr): Likewise. (expand_expr_real_1): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * ifcvt.c (noce_try_cmove_arith): Likewise. * regcprop.c (kill_autoinc_value): Likewise. * regmove.c (try_auto_increment): Likewise. * reload.c (find_reloads): Likewise. (find_reloads_address): Likewise. (find_reloads_address_1): Likewise. * sched-deps.c: Include "target.h". (sched_analyze_1): Use appropriate address mode instead of Pmode. (sched_analyze_2): Likewise. * sel-sched-dump.c: Include "target.h". (debug_mem_addr_value): Use appropriate address mode instead of Pmode. * stor-layout.c (layout_type): Likewise. * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise. (multiplier_allowed_in_address_p): Likewise. (get_address_cost): Likewise. * varasm.c (make_decl_rtl): Likewise. * expr.c (expand_assignment): Always convert offsets to appropriate address mode. (store_expr): Likewise. (store_constructor): Likewise. (expand_expr_real_1): Likewise. * reload.h (form_sum): Add MODE argument. * reload.c (form_sum): Add MODE argument, use it instead of Pmode. Update recursive calls. (subst_indexed_address): Update calls to form_sum. * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument. * tree-ssa-address.c: Include "target.h". (templates): Replace by ... (mem_addr_template_list): ... this new vector. (TEMPL_IDX): Handle address space numbers. (gen_addr_rtx): Add address mode argument, use it instead of Pmode. (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space instead of global cache. Update call to gen_addr_rtx. (valid_mem_ref_p): Update call to addr_for_mem_ref. * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref. * rtl.h (convert_memory_address_addr_space): Add prototype. (convert_memory_address): Define as macro. * explow.c (convert_memory_address): Rename to ... (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument. Use appropriate pointer and address modes instead of ptr_mode / Pmode. Update recursive calls. (memory_address_addr_space): Call convert_memory_address_addr_space. * expmed.c (make_tree): Likewise. * expr.c (expand_assignment): Likewise. (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument. (expand_expr_addr_expr): Likewise. Also, update call. * alias.c (find_base_value): Guard pointer size optimizations. (find_base_term): Likewise. * rtlanal.c (nonzero_bits1): Likewise. (num_sign_bit_copies1): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency. (emit-rtl.o): Likewise. (auto-inc-dec.o): Likewise. (sched-deps.o): Likewise. Co-Authored-By: Michael Meissner <meissner@linux.vnet.ibm.com> Co-Authored-By: Ulrich Weigand <uweigand@de.ibm.com> From-SVN: r153573
2009-10-26extend.texi (Named Address Spaces): New section.Ben Elliston1-4/+7
2009-10-26 Ben Elliston <bje@au.ibm.com> Michael Meissner <meissner@linux.vnet.ibm.com> Ulrich Weigand <uweigand@de.ibm.com> * doc/extend.texi (Named Address Spaces): New section. * coretypes.h (addr_space_t): New type. (ADDR_SPACE_GENERIC): New define. (ADDR_SPACE_GENERIC_P): New macro. * doc/tm.texi (Named Address Spaces): New section. (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document. (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document. (TARGET_ADDR_SPACE_SUBSET_P): Document. (TARGET_ADDR_SPACE_CONVERT): Document. * target.h (struct gcc_target): Add addr_space substructure. * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define. (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise. (TARGET_ADDR_SPACE_SUBSET_P): Likewise. (TARGET_ADDR_SPACE_CONVERT): Likewise. (TARGET_ADDR_SPACE_HOOKS): Likewise. (TARGET_INITIALIZER): Initialize addr_space hooks. * targhooks.c (default_addr_space_legitimate_address_p): New function. (default_addr_space_legitimize_address): Likewise. (default_addr_space_subset_p): Likewise. (default_addr_space_convert): Likewise. * targhooks.h (default_addr_space_legitimate_address_p): Add prototype. (default_addr_space_legitimize_address): Likewise. (default_addr_space_subset_p): Likewise. (default_addr_space_convert): Likewise. * doc/rtl.texi (MEM_ADDR_SPACE): Document. * rtl.h (mem_attrs): Add ADDRSPACE memory attribute. (MEM_ADDR_SPACE): New macro. * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set address space memory attribute. (mem_attrs_htab_hash): Handle address space memory attribute. (mem_attrs_htab_eq): Likewise. (set_mem_attributes_minus_bitpos): Likewise. (set_mem_alias_set): Likewise. (set_mem_align): Likewise. (set_mem_expr): Likewise. (set_mem_offset): Likewise. (set_mem_size): Likewise. (adjust_address_1): Likewise. (offset_address): Likewise. (widen_memoy_address): Likewise. (get_spill_slot_decl): Likewise. (set_mem_attrs_for_spill): Likewise. (set_mem_addr_space): New function. * emit-rtl.h (set_mem_addr_space): Add prototype. * print-rtl.c (print_rtx): Print address space memory attribute. * expr.c (expand_assignment): Set address space memory attribute of generated MEM RTXes as appropriate. (expand_expr_real_1): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise. * tree.h (struct tree_base): Add address_space bitfield. Reduce size of "spare" bitfield. (TYPE_ADDR_SPACE): New macro. (ENCODE_QUAL_ADDR_SPACE): Likewise. (DECODE_QUAL_ADDR_SPACE): Likewise. (CLEAR_QUAL_ADDR_SPACE): Likewise. (KEEP_QUAL_ADDR_SPACE): Likewise. (TYPE_QUALS): Encode type address space. (TYPE_QUALS_NO_ADDR_SPACE): New macro. * tree.c (set_type_quals): Set type address space. (build_array_type): Inherit array address space from element type. * print-tree.c (print_node_brief): Print type address space. (print_node): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * explow.c (memory_address): Rename to ... (memory_address_addr_space): ... this. Add ADDRSPACE argument. Use address-space aware variants of memory address routines. * recog.c (memory_address_p): Rename to ... (memory_address_addr_space_p): ... this. Add ADDSPACE argument. Use address-space aware variants of memory address routines. (offsettable_address_p): Rename to ... (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument. Use address-space aware variants of memory address routines. * reload.c (strict_memory_address_p): Rename to ... (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument. Use address-space aware variants of memory address routines. (maybe_memory_address_p): Rename to ... (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument. Use address-space aware variants of memory address routines. * expr.h (memory_address_addr_space): Add prototype. (memory_address): Define as macro. * recog.h (memory_address_addr_space_p): Add prototype. (memory_address_p): Define as macro. (offsettable_address_addr_space_p): Add prototype. (offsettable_address_p): Define as macro. (strict_memory_address_addr_space_p): Add prototype. (strict_memory_address_p): Define as macro. * combine.c (find_split_point): Use address-space aware variants of memory address routines. * emit-rtl.c (operand_subword): Likewise. (change_address_1): Likewise. (adjust_address_1): Likewise. (offset_address): Likewise. * expr.c (emit_move_insn): Likewise. (expand_assignment): Likewise. (expand_expr_real_1): Likewise. * recog.c (verify_changes): Likewise. (general_operand): Likewise. (offsettable_memref_p): Likewise. (offsettable_nonstrict_memref_p): Likewise. (constrain_operands): Likewise. * reload.c (get_secondary_mem): Likewise. (find_reloads_toplev): Likewise. (find_reloads_address): Likewise. (find_reloads_subreg_address): Likewise. * reload1.c (reload): Likewise. * rtlhooks.c (gen_lowpart_if_possible): Likewise. * rtl.h (address_cost): Add ADDRSPACE argument. * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space aware variant of memory address routines. * loop-invariant.c (create_new_invariant): Update address_cost call. * tree-ssa-loop-ivopts.c (computation_cost): Likewise. * fwprop.c (should_replace_address): Add ADDRSPACE argument. Use address-space aware variant of memory address routines. (propagate_rtx_1): Update call to should_replace_address. * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE argument. * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add ADDRSPACE argument. Use per-address-space instead of global cache. Use address-space aware variant of memory address routines. (get_address_cost): Likewise. (get_computation_cost_at): Update calls. * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument. Use address-space aware variant of memory address routines. (create_mem_ref_raw): Update call to valid_mem_ref_p. (most_expensive_mult_to_index): Update call to multiplier_allowed_in_address_p. * dwarf2out.c (modified_type_die): Output DW_AT_address_class attribute to indicate named address spaces. * varasm.c (get_variable_section): DECLs in named address spaces cannot be "common". * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS for addresses in a non-generic address space. * expr.c (emit_block_move_hints): Do not use libcalls for memory in non-generic address spaces. (clear_storage_hints): Likewise. (expand_assignment): Likewise. * fold-const.c (operand_equal_p): Expressions refering to different address spaces are not equivalent. * rtl.c (rtx_equal_p_cb): MEMs refering to different address spaces are not equivalent. (rtx_equal_p): Likewise. * cse.c (exp_equiv_p): Likewise. * jump.c (rtx_renumbered_equal_p): Likewise. * reload.c (operands_match_p): Likewise. * alias.c (nonoverlapping_memrefs_p): MEMs refering to different address spaces may alias. (true_dependence): Likewise. (canon_true_dependence): Likewise. (write_dependence_p): Likewise. * dse.c (canon_address): Handle named address spaces. * ifcvt.c (noce_try_cmove_arith): Likewise. * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code. * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR. * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR to handle conversions between different address spaces. * fold-const.c (fold_convert_loc): Likewise. (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR. * tree-pretty-print.c (dump_generic_node): Likewise. * gimple-pretty-print.c (dump_unary_rhs): Likewise. * tree-cfg.c (verify_gimple_assign_unary): Likewise. * tree-inline.c (estimate_operator_cost): Likewise. * tree-ssa.c (useless_type_conversion_p): Conversions between pointers to different address spaces are not useless. Co-Authored-By: Michael Meissner <meissner@linux.vnet.ibm.com> Co-Authored-By: Ulrich Weigand <uweigand@de.ibm.com> From-SVN: r153572
2009-10-20rtl.h (simplify_replace_fn_rtx): Declare.Richard Sandiford1-55/+21
gcc/ * rtl.h (simplify_replace_fn_rtx): Declare. (wrap_constant, unwrap_constant): Delete. * cfgexpand.c (unwrap_constant, wrap_constant): Delete. (expand_debug_expr): Don't call wrap_constant. * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC. (auto_adjust_pair): Fold into... (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC. Just return a new value. (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC, otherwise use simplify_replace_rtx. * cselib.c (wrap_constant): Reinstate old definition. (cselib_expand_value_rtx_1): Don't wrap constants. * gcse.c (try_replace_reg): Don't use copy_rtx in the call to simplify_replace_rtx. (bypass_block): Fix formatting in calls to simplify_replace_rtx. * reload1.c (reload): Skip all uses for an insn before adjusting it. Use simplify_replace_rtx. * simplify-rtx.c (simplify_replace_fn_rtx): New function, adapted from... (simplify_replace_rtx): ...here. Turn into a wrapper for simplify_replace_fn_rtx. (simplify_unary_operation): Don't unwrap CONSTs. * var-tracking.c (check_wrap_constant): Delete. (vt_expand_loc_callback): Don't call it. (vt_expand_loc): Likewise. From-SVN: r153037
2009-10-08combine.c (label_tick_ebb_start): Fix comment.Adam Nemet1-11/+18
* combine.c (label_tick_ebb_start): Fix comment. (combine_instructions): Set label_tick and label_tick_ebb_start before calling setup_incoming_promotions. Start them from 1. Increment label_tick instead of deriving it from the BB index. Rather than comparing ticks use the block from the previous iteration to decide whether to start a new EBB. Remove empty lines before function. testsuite/ * gcc.target/mips/truncate-6.c: New test. From-SVN: r152567
2009-10-05re PR rtl-optimization/41511 (combine behaves differently with/without -g)Eric Botcazou1-21/+17
PR rtl-optimization/41511 * combine.c (record_value_for_reg): Pass explicit values as argument to get_last_value_validate. (get_last_value_validate): Document INSN parameter. For non-readonly MEMs, assume they might have been modified if INSN was in another basic block. (get_last_value): Minor reformatting. Co-Authored-By: Jakub Jelinek <jakub@redhat.com> From-SVN: r152459
2009-10-05re PR rtl-optimization/41574 (Distribute floating point expressions causes ↵Doug Kwan1-0/+6
bad code [4.4 only]) 2009-10-05 Doug Kwan <dougkwan@google.com> PR rtl-optimization/41574 Index: combine.c (distribute_and_simplify_rtx): Quit if RTX mode is floating point and we are not doing unsafe math optimizations. From-SVN: r152443
2009-09-20[multiple changes]Kai Tietz1-3/+4
2009-09-20 Paolo Bonzini <bonzini@gnu.org> PR/39886 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU just when insn is equal to BB_END (bb). 2009-09-20 Kai Tietz <kai.tietz@onevision.com> * gcc.c-tortue/compile/pr39886.c: New. From-SVN: r151895
2009-09-14Squash commit of EH in gimpleRichard Henderson1-11/+6
From-SVN: r151696
2009-09-11* combine.c (propagate_for_debug_subst): Call wrap_constant on top.Jakub Jelinek1-1/+1
From-SVN: r151644
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