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2011-07-08defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.Bernd Schmidt1-1/+10
* defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default. * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN. (REG_WORDS_BIG_ENDIAN): Document. * doc/tm.texi: Regenerate. * reload.c (operands_match_p): Take it into account. (reload_adjust_reg_for_mode): Likewise. * rtlanal.c (subreg_get_info): Likewise. From-SVN: r176048
2011-07-08rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against a bitsize.Bernd Schmidt1-1/+1
* rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against a bitsize. From-SVN: r176039
2011-07-06explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION instead of ↵Bernd Schmidt1-39/+39
GET_MODE_BITSIZE where appropriate. * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION instead of GET_MODE_BITSIZE where appropriate. * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1, num_sign_bit_copies1, canonicalize_condition, low_bitmask_len, init_num_sign_bit_copies_in_rep): Likewise. * cse.c (fold_rtx, cse_insn): Likewise. * loop-doloop.c (doloop_modify, doloop_optimize): Likewise. * simplify-rtx.c (simplify_unary_operation_1, simplify_const_unary_operation, simplify_binary_operation_1, simplify_const_binary_operation, simplify_ternary_operation, simplify_const_relational_operation, simplify_subreg): Likewise. * combine.c (try_combine, find_split_point, combine_simplify_rtx, simplify_if_then_else, simplify_set, expand_compound_operation, expand_field_assignment, make_extraction, if_then_else_cond, make_compound_operation, force_to_mode, make_field_assignment, reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine, extended_count, try_widen_shift_mode, simplify_shift_const_1, simplify_comparison, record_promoted_value, simplify_compare_const, record_dead_and_set_regs_1): Likewise. From-SVN: r175946
2011-07-06emit-rtl.c (paradoxical_subreg_p): New function.Bernd Schmidt1-2/+1
* emit-rtl.c (paradoxical_subreg_p): New function. * rtl.h (paradoxical_subreg_p): Declare. * combine.c (set_nonzero_bits_and_sign_copies, get_last_value, apply_distributive_law, simplify_comparison, simplify_set): Use it. * cse.c (record_jump_cond, cse_insn): Likewise. * expr.c (force_operand): Likewise. * rtlanal.c (num_sign_bit_copies1): Likewise. * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise. * reload.c (push_secondary_reload, find_reloads_toplev): Likewise. (push_reload): Use precision to check for paradoxical subregs. * expmed.c (extract_bit_field_1): Likewise. From-SVN: r175944
2011-07-06cse.c (find_comparison_args): Use val_mode_signbit_set_p.Bernd Schmidt1-26/+14
* cse.c (find_comparison_args): Use val_mode_signbit_set_p. * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION. (val_mode_signbit_p, val_mode_signbit_set_p): New functions. (simplify_const_unary_operation, simplify_binary_operation_1, simplify_const_binary_operation, simplify_const_relational_operation): Use them. Use GET_MODE_MASK for masking and sign-extensions. * combine.c (set_nonzero_bits_and_sign_copies, simplify_set, combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine, simplify_shift_const_1, simplify_comparison): Likewise. * expr.c (convert_modes): Likewise. * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise. * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise. * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare. From-SVN: r175917
2011-06-24Properly handle pointer addition/subtraction in num_sign_bit_copies1.H.J. Lu1-15/+0
From-SVN: r175383
2011-06-24Properly handle pointer addition/subtraction.H.J. Lu1-14/+0
2011-06-24 H.J. Lu <hongjiu.lu@intel.com> PR rtl-optimization/49504 * rtlanal.c (nonzero_bits1): Properly handle addition or subtraction a pointer in Pmode if pointers extend unsigned. From-SVN: r175377
2011-05-29re PR rtl-optimization/48830 (unrecognized insn: storing invalid upper FP ↵Eric Botcazou1-2/+2
reg in SImode) PR target/48830 * rtlanal.c (simplify_subreg_regno): Adjust comment. From-SVN: r174414
2011-02-03re PR debug/43092 (Wrong debuginfo with VTA and ↵Alexandre Oliva1-0/+117
-fomit-frame-pointer/-mno-accumulate-outgoing-args) PR debug/43092 PR rtl-optimization/43494 * rtl.h (for_each_inc_dec_fn): New type. (for_each_inc_dec): Declare. * rtlanal.c (struct for_each_inc_dec_ops): New type. (for_each_inc_dec_find_inc_dec): New fn. (for_each_inc_dec_find_mem): New fn. (for_each_inc_dec): New fn. * dse.c (struct insn_size): Remove. (replace_inc_dec, replace_inc_dec_mem): Remove. (emit_inc_dec_insn_before): New fn. (check_for_inc_dec): Use it, along with for_each_inc_dec. (canon_address): Pass mem modes to cselib_lookup. * cselib.h (cselib_lookup): Add memmode argument. Adjust callers. (cselib_lookup_from_insn): Likewise. (cselib_subst_to_values): Likewise. * cselib.c (find_slot_memmode): New var. (cselib_find_slot): New fn. Use it instead of htab_find_slot_with_hash everywhere. (entry_and_rtx_equal_p): Use find_slot_memmode. (autoinc_split): New fn. (rtx_equal_for_cselib_p): Rename and implement in terms of... (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on. Deal with autoinc. Special-case recursion into MEMs. (cselib_hash_rtx): Likewise. (cselib_lookup_mem): Infer pmode from address mode. Distinguish address and MEM modes. (cselib_subst_to_values): Add memmode, pass it on. Deal with autoinc. (cselib_lookup): Add memmode argument, pass it on. (cselib_lookup_from_insn): Add memmode. (cselib_invalidate_rtx): Discard obsolete push_operand handling. (struct cselib_record_autoinc_data): New. (cselib_record_autoinc_cb): New fn. (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM mode to cselib_lookup. Reset autoinced REGs here instead of... (cselib_process_insn): ... here. * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode to cselib_lookup. (add_uses): Likewise, also to cselib_subst_to_values. (add_stores): Likewise. * sched-deps.c (add_insn_mem_dependence): Pass mode to cselib_subst_to_values. (sched_analyze_1, sched_analyze_2): Likewise. Adjusted. * gcse.c (do_local_cprop): Adjusted. * postreload.c (reload_cse_simplify_set): Adjusted. (reload_cse_simplify_operands): Adjusted. * sel-sched-dump (debug_mem_addr_value): Pass mode. From-SVN: r169782
2010-11-30hwint.c: New.Joseph Myers1-1/+0
* hwint.c: New. Extracted from toplev.c. * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move from toplev.h. * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move to hwint.c. * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move to hwint.h. * builtins.c, combine.c, config/i386/winnt.c, double-int.c, explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c, ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c, real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c, stor-layout.c, tree-dfa.c, tree-ssa-alias.c, tree-ssa-loop-niter.c, tree-vect-data-refs.c, tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c, tree-vrp.c: Don't include toplev.h. * genattrtab.c, genconditions.c, genemit.c, genextract.c, genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include toplev.h in generated output. * Makefile.in (OBJS-common): Add hwint.o. Dependencies for above files changed to remove toplev.h. (hwint.o): New. (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o, insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on toplev.h. * config/i386/t-cygming (winnt.o): Don't depend on toplev.h. * config/i386/t-interix (winnt.o): Don't depend on toplev.h. fortran: * trans-common.c: Don't include toplev.h. java: * boehm.c: Don't include toplev.h. * Make-lang.in (java/boehm.o): Don't depend on toplev.h. lto: * lto-object.c: Don't include toplev.h. * Make-lang.in (lto/lto-object.o): Don't depend on toplev.h. From-SVN: r167301
2010-11-16re PR rtl-optimization/46315 (-O2 -fno-strict-overflow causes wrong code ↵Eric Botcazou1-0/+27
generation) PR rtl-optimization/46315 * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare. * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function extracted from... * dce.c (delete_corresponding_reg_eq_notes): ...here. Rename into... (remove_reg_equal_equiv_notes_for_defs): ...this. (delete_unmarked_insns): Adjust to above renaming. * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes referring to registers set in the insns being moved, if any. * df-core.c (df_ref_dump): New function extracted from... (df_refs_chain_dump): ...here. Call it. (df_regs_chain_dump): Likewise. * df-problems.c (df_chain_dump): Print 'e' for uses in notes. * df-scan.c (df_scan_start_dump): Likewise. Fix long line. From-SVN: r166827
2010-09-29re PR target/40457 (use stm and ldm to access consecutive memory words)Bernd Schmidt1-0/+11
PR target/40457 * postreload.c (move2add_use_add2_insn): Use full_costs for comparison. (move2add_use_add3_insn): Likewise. (reload_cse_move2add): Likewise. * rtlanal.c (get_full_rtx_cost): New function. * rtl.h (struct full_rtx_costs): New. (init_costs_to_max, init_costs_to_zero, costs_lt_p, costs_add_n_insns): New inline functions. (get_full_rtx_cost): Declare. testsuite/ PR target/40457 * gcc.target/arm/pr40457-3.c: New test. From-SVN: r164732
2010-09-17options.texi (Variable): Document.Joseph Myers1-7/+1
* doc/options.texi (Variable): Document. * optc-gen.awk, opth-gen.awk: Handle Variable records. Don't generate target_flags declarations explicitly. Don't define VarExists variables for the driver. * common.opt (target_flags): New Variable record. (flag_dump_unnumbered, flag_dump_unnumbered_links, flag_var_tracking, flag_var_tracking_assignments, flag_var_tracking_assignments_toggle): Don't mark variables with VarExists. * config/i386/i386.c (ix86_isa_flags): Don't define here. * config/i386/i386.opt (ix86_isa_flags): Define here. * config/mcore/mcore.c (mcore_stack_increment): Don't define here. * config/mcore/mcore.opt (mcore_stack_increment): Don't mark with VarExists. * flags.h (flag_dump_unnumbered, flag_var_tracking): Remove. * print-rtl.c (flag_dump_unnumbered, flag_dump_unnumbered_links): Only define for generator programs. * rtlanal.c (target_flags): Remove. * toplev.c (flag_var_tracking, flag_var_tracking_assignments, flag_var_tracking_assignments_toggle): Remove. From-SVN: r164370
2010-08-20tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to be zero or ↵Joseph Myers1-7/+2
nonzero. 2010-08-20 Joseph Myers <joseph@codesourcery.com> gcc/ * doc/tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to be zero or nonzero. * doc/tm.texi: Regenerate. * defaults.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define. * df-scan.c (df_get_exit_block_use_set), reginfo.c (init_reg_sets_1), rtlanal.c (rtx_unstable_p, rtx_varies_p): Handle new PIC_OFFSET_TABLE_REG_CALL_CLOBBERED semantics. * config/ia64/ia64.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define to 1. From-SVN: r163399
2010-08-05rtlanal.c (nonzero_bits1): Use unsigned HOST_WIDE_INT in all mask computations.Eric Botcazou1-53/+61
* rtlanal.c (nonzero_bits1): Use unsigned HOST_WIDE_INT in all mask computations. Fix formatting issues. (num_sign_bit_copies1): Likewise. (canonicalize_condition): Likewise. From-SVN: r162923
2010-07-30rtlanal.c (simplify_subreg_regno): Don't treat HARD_FRAME_POINTER_REGNUM ↵Bernd Schmidt1-2/+1
specially. * rtlanal.c (simplify_subreg_regno): Don't treat HARD_FRAME_POINTER_REGNUM specially. From-SVN: r162726
2010-07-30re PR debug/45055 (another -fcompare-debug failure with uninitialised read ↵Jakub Jelinek1-3/+1
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
2010-07-08toplev.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
2010-06-13bitmap.c (bitmap_and, [...]): Turn internal datastructure checks into ↵Jan Hubicka1-1/+1
checking asserts. * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal datastructure checks into checking asserts. * rtlanal.c (find_reg_note): Use gcc_checking_assert. * tree-ssa-sccvn.c (VN_INFO): Likewise. * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref, df_ref_create_structure): Likewise. * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free): Use gcc_checking_assert. * alias.c (get_alias_set): Likewise. * var-tracking.c (variable_htab_free, shared_hash_copy, canonicalize_values_mark, variable_merge_over_cur): Likewise. * lto-streamer.c (bp_unpack_value): Likewise. From-SVN: r160681
2010-06-01fwprop.c: Make emit-rtl.h include last.Jan Hubicka1-0/+1
* fwprop.c: Make emit-rtl.h include last. * rtlanal.c: Include emit-rtl.h. * genautomata.c: Output emit-rtl include into insn-automata.c * df-scan.c: Include emit-rtl.h. * haifa-sched.c: Indlude emit-rtl.h. * mode-switching.c: Indlude emit-rtl.h. * graph.c: Indlude emit-rtl.h. * sel-sched.c: Include emit-rtl.h. * sel-sched-ir.c: Include emit-rtl.h. * ira-build.c: Include emit-rtl.h. * emit-rtl.c: (first_insn, last_insn): Remove defines. (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h. (set_new_first_and_last_insn, get_last_insn_anywhere, get_first_nonnote_insn, get_last_nonnote_insn, try_split, make_call_insn_raw, add_insn_after, add_insn_before, remove_insn, delete_insns_since, reorder_insns_nobb, emit_insn_after_1, emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence, push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn): Use accessor functions. * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn, gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value, set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode, mem_expr_equal_p): Move here from rtl.h (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid): Move here from emit-rtl.c; make inline. * cfglayout.h: Include emit-rtl.h * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn, gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value, set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode, mem_expr_equal_p, get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h. * reg-stack.c: Include emit-rtl.h * dce.c: Likewise. From-SVN: r160111
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
2010-05-02target.h (struct calls): Add function_value_regno_p field.Anatoly Sokolov1-1/+1
* 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
2009-11-25Remove trailing white spaces.H.J. Lu1-15/+15
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
2009-11-03re PR target/10127 (-fstack-check let's program crash)Eric Botcazou1-0/+5
PR target/10127 PR ada/20548 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete. (STACK_CHECK_PROBE_INTERVAL_EXP): New macro. (STACK_CHECK_MOVING_SP): Likewise. * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it. * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL. Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP. * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK. Document PROBE_STACK. * explow.c (anti_adjust_stack_and_probe): New function. (allocate_dynamic_stack_space): Do not directly allocate space if STACK_CHECK_MOVING_SP, instead invoke above function. (emit_stack_probe): Handle probe_stack insn. (PROBE_INTERVAL): New macro. (STACK_GROW_OPTAB): Likewise. (STACK_GROW_OFF): Likewise. (probe_stack_range): Use Pmode and memory_address consistently. Fix loop condition in the small constant case. Rewrite in the general case to be immune to wraparounds. Make sure the address of probes is valid. Try to use [base + disp] addressing mode if possible. * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack checking is enabled and STACK_CHECK_MOVING_SP. * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled, return 1 for volatile references to the stack pointer. * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on __builtin_alloca if stack checking is enabled. * unwind-dw2.c (uw_identify_context): Take into account whether the context is that of a signal frame or not. * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1. * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise. From-SVN: r153877
2009-11-03re PR rtl-optimization/41917 (Strange athrithmetic result with -O3)Jakub Jelinek1-2/+10
PR rtl-optimization/41917 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second operand isn't known to be 0, return 1. * gcc.c-torture/execute/pr41917.c: New test. From-SVN: r153874
2009-10-26tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.Ben Elliston1-5/+21
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 Elliston1-2/+2
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
2009-09-02invoke.texi (-fvar-tracking-assignments): New.Alexandre Oliva1-2/+7
gcc/ChangeLog: * doc/invoke.texi (-fvar-tracking-assignments): New. (-fvar-tracking-assignments-toggle): New. (-fdump-final-insns=file): Mark filename as optional. (--param min-nondebug-insn-uid): New. (-gdwarf-@{version}): Mention version 4. * opts.c (common_handle_option): Accept it. * tree-vrp.c (find_assert_locations_1): Skip debug stmts. * regrename.c (regrename_optimize): Drop last. Don't count debug insns as uses. Don't reject change because of debug insn. (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno from the chain starter, and check for inexact matches in DEBUG_INSNS. (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs. (build_def_use): Simplify and fix the marking of DEBUG_INSNs. * sched-ebb.c (schedule_ebbs): Skip boundary debug insns. * fwprop.c (forward_propagate_and_simplify): ...into debug insns. * doc/gimple.texi (is_gimple_debug): New. (gimple_debug_bind_p): New. (is_gimple_call, gimple_assign_cast_p): End sentence with period. * doc/install.texi (bootstrap-debug): More details. (bootstrap-debug-big, bootstrap-debug-lean): Document. (bootstrap-debug-lib): More details. (bootstrap-debug-ckovw): Update. (bootstrap-time): New. * tree-into-ssa.c (mark_def_sites): Skip debug stmts. (insert_phi_nodes_for): Insert debug stmts. (rewrite_stmt): Take iterator. Insert debug stmts. (rewrite_enter_block): Adjust. (maybe_replace_use_in_debug_stmt): New. (rewrite_update_stmt): Use it. (mark_use_interesting): Return early for debug stmts. * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug stmts before replacing stmt. (move_computations_stmt): Likewise. * ira-conflicts.c (add_copies): Skip debug insns. * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns. (regstat_bb_compute_ri): Skip debug insns. * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt, check_loop_closed_ssa_stmt): Skip debug stmts. * tree-tailcall.c (find_tail_calls): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. * tree.h (MAY_HAVE_DEBUG_STMTS): New. (build_var_debug_value_stat): Declare. (build_var_debug_value): Define. (target_for_debug_bind): Declare. * reload.c (find_equiv_reg): Skip debug insns. * rtlanal.c (reg_used_between_p): Skip debug insns. (side_effects_p): Likewise. (canonicalize_condition): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug insns never depend on debug insns. (create_ddg_dep_no_link): Likewise. (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns. Don't add inter-loop dependencies for debug insns. (build_intra_loop_deps): Likewise. (create_ddg): Count debug insns. * ddg.h (struct ddg::num_debug): New. (num_backargs): Pair up with previous int field. * diagnostic.c (diagnostic_report_diagnostic): Skip notes on -fcompare-debug-second. * final.c (get_attr_length_1): Skip debug insns. (rest_of_clean-state): Don't dump CFA_RESTORE_STATE. * gcc.c (invoke_as): Call compare-debug-dump-opt. (driver_self_specs): Map -fdump-final-insns to -fdump-final-insns=.. (get_local_tick): New. (compare_debug_dump_opt_spec_function): Test for . argument and compute output name. Compute temp output spec without flag name. Compute -frandom-seed. (OPT): Undef after use. * cfgloopanal.c (num_loop_insns): Skip debug insns. (average_num_loop_insns): Likewise. * params.h (MIN_NONDEBUG_INSN_UID): New. * gimple.def (GIMPLE_DEBUG): New. * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts. * auto-inc-dec.c (merge_in_block): Skip debug insns. (merge_in_block): Fix whitespace. * toplev.c (flag_var_tracking): Update comment. (flag_var_tracking_assignments): New. (flag_var_tracking_assignments_toggle): New. (process_options): Don't open final insns dump file if we're not going to write to it. Compute defaults for var_tracking. * df-scan.c (df_insn_rescan_debug_internal): New. (df_uses_record): Handle debug insns. * haifa-sched.c (ready): Initialize n_debug. (contributes_to_priority): Skip debug insns. (dep_list_size): New. (priority): Use it. (rank_for_schedule): Likewise. Schedule debug insns as soon as they're ready. Disregard previous debug insns to make decisions. (queue_insn): Never queue debug insns. (ready_add, ready_remove_first, ready_remove): Count debug insns. (schedule_insn): Don't reject debug insns because of issue rate. (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns. (queue_to_ready): Skip and discount debug insns. (choose_ready): Let debug insns through. (schedule_block): Check boundary debug insns. Discount debug insns, schedule them early. Adjust whitespace. (set_priorities): Check for boundary debug insns. (add_jump_dependencies): Use dep_list_size. (prev_non_location_insn): New. (check_cfg): Use it. * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug stmts. (remove_unused_ivs): Reset debug stmts. * modulo-sched.c (const_iteration_count): Skip debug insns. (res_MII): Discount debug insns. (loop_single_full_bb_p): Skip debug insns. (sms_schedule): Likewise. (sms_schedule_by_order): Likewise. (ps_has_conflicts): Likewise. * caller-save.c (refmarker_fn): New. (save_call_clobbered_regs): Replace regs with saved mem in debug insns. (mark_referenced_regs): Take pointer, mark and arg. Adjust. Call refmarker_fn mark for hardregnos. (mark_reg_as_referenced): New. (replace_reg_with_saved_mem): New. * ipa-pure-const.c (check_stmt): Skip debug stmts. * cse.c (cse_insn): Canonicalize debug insns. Skip them when searching back. (cse_extended_basic_block): Skip debug insns. (count_reg_usage): Likewise. (is_dead_reg): New, split out of... (set_live_p): ... here. (insn_live_p): Use it for debug insns. * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts. (execute_optimize_stdarg): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Don't regard changes in debug stmts as changes. * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New. (moveup_expr): Don't move across debug insns. Don't move debug insn if it would create a bookkeeping block. (moveup_expr_cached): Don't use cache for debug insns that are heads of blocks. (compute_av_set_inside_bb): Skip debug insns. (sel_rank_for_schedule): Schedule debug insns first. Remove dead code. (block_valid_for_bookkeeping_p); Support lax searches. (create_block_for_bookkeeping): Adjust block numbers when encountering debug-only blocks. (find_place_for_bookkeeping): Deal with debug-only blocks. (generate_bookkeeping_insn): Accept no place to insert. (remove_temp_moveop_nops): New argument full_tidying. (prepare_place_to_insert): Deal with debug insns. (advance_state_on_fence): Debug insns don't start cycles. (update_boundaries): Take fence as argument. Deal with debug insns. (schedule_expr_on_boundary): No full_tidying on debug insns. (fill_insns): Deal with debug insns. (track_scheduled_insns_and_blocks): Don't count debug insns. (need_nop_to_preserve_insn_bb): New, split out of... (remove_insn_from_stream): ... this. (fur_orig_expr_not_found): Skip debug insns. * rtl.def (VALUE): Move up. (DEBUG_INSN): New. * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts. (nearest_common_dominator_of_uses): Take debug_stmts argument. Set it if debug stmts are found. (statement_sink_location): Skip debug stmts. Propagate moving defs into debug stmts. * ifcvt.c (first_active_insn): Skip debug insns. (last_active_insns): Likewise. (cond_exec_process_insns): Likewise. (noce_process_if_block): Likewise. (check_cond_move_block): Likewise. (cond_move_convert_if_block): Likewise. (block_jumps_and_fallthru_p): Likewise. (dead_or_predicable): Likewise. * dwarf2out.c (debug_str_hash_forced): New. (find_AT_string): Add comment. (gen_label_for_indirect_string): New. (get_debug_string_label): New. (AT_string_form): Use it. (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV, MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and several operations that cannot be represented with DWARF opcodes. (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value. (dwarf2out_var_location): Take during-call mark into account. (output_indirect_string): Update comment. Output if there are label and references. (prune_indirect_string): New. (prune_unused_types): Call it if debug_str_hash_forced. More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>: (dw_long_long_const): Remove. (struct dw_val_struct): Change val_long_long type to rtx. (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair. (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each component instead of HOST_BITS_PER_LONG. (output_loc_operands): Likewise. For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (add_AT_long_long): Remove val_hi and val_lo arguments, add val_const_double. (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of HOST_BITS_PER_LONG for dw_val_class_long_long. (add_const_value_attribute): Adjust add_AT_long_long caller. Don't handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse. (dwarf_stack_op_name): Handle DW_OP_implicit_value and DW_OP_stack_value. (size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_implicit_value. (extract_int): Move prototype earlier. (mem_loc_descriptor): For SUBREG punt if inner mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN, UMAX, SIGN_EXTRACT, ZERO_EXTRACT. (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE instead of Pmode size. (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE, CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode, attempt to handle other expressions. Don't handle TLS SYMBOL_REFs. (concat_loc_descriptor, concatn_loc_descriptor, loc_descriptor_from_tree_1): Adjust loc_descriptor callers. (add_location_or_const_value_attribute): Likewise. For single location loc_lists attempt to use add_const_value_attribute for constant decls. Add DW_AT_const_value even if NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING in its expression. * cfgbuild.c (inside_basic_block_p): Handle debug insns. (control_flow_insn_p): Likewise. * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt. (separate_decls_in_region_debug_bind): New. (separate_decls_in_region): Process debug bind stmts afterwards. * recog.c (verify_changes): Handle debug insns. (extract_insn): Likewise. (peephole2_optimize): Skip debug insns. * dse.c (scan_insn): Skip debug insns. * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument. Pass it on. (setup_id_for_insn): Handle debug insns. (maybe_tidy_empty_bb): Adjust whitespace. (tidy_control_flow): Skip debug insns. (sel_remove_insn): Adjust for debug insns. (sel_estimate_number_of_insns): Skip debug insns. (create_insn_rtx_from_pattern): Handle debug insns. (create_copy_of_insn_rtx): Likewise. * sel-sched-.h (sel_bb_end): Declare. (sel_bb_empty_or_nop_p): New. (get_all_loop_exits): Use it. (_eligible_successor_edge_p): Likewise. (return_nop_to_pool): Adjust. * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts. * ira-lives.c (process_bb_node_lives): Skip debug insns. * gimple-pretty-print.c (dump_gimple_debug): New. (dump_gimple_stmt): Use it. (dump_bb_header): Skip gimple debug stmts. * regmove.c (optimize_reg_copy_1): Discount debug insns. (fixup_match_2): Likewise. (regmove_backward_pass): Likewise. Simplify combined replacement. Handle debug insns. * function.c (instantiate_virtual_regs): Handle debug insns. * function.h (struct emit_status): Add x_cur_debug_insn_uid. * print-rtl.h: Include cselib.h. (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs. * df.h (df_inns_rescan_debug_internal): Declare. * gcse.c (alloc_hash_table): Estimate n_insns. (cprop_insn): Don't regard debug insns as changes. (bypass_conditional_jumps): Skip debug insns. (one_pre_gcse_pass): Adjust. (one_code_hoisting_pass): Likewise. (compute_ld_motion_mems): Skip debug insns. (one_cprop_pass): Adjust. * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts. (if_convertible_stmt_p): Handle debug stmts. * init-regs.c (initialize_uninitialized_regs): Skip debug insns. * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts. * ira-build.c (create_bb_allocnos): Skip debug insns. * tree-flow-inline.h (has_zero_uses): Discount debug stmts. (has_single_use): Likewise. (single_imm_use): Likewise. (num_imm_uses): Likewise. * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts. * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts. (create_outofssa_var_map): Likewise. * lower-subreg.c (adjust_decomposed_uses): New. (resolve_debug): New. (decompose_multiword_subregs): Use it. * tree-dfa.c (find_referenced_vars): Skip debug stmts. * emit-rtl.c: Include params.h. (cur_debug_insn_uid): Define. (set_new_first_and_last_insn): Set cur_debug_insn_uid too. (copy_rtx_if_shared_1): Handle debug insns. (reset_used_flags): Likewise. (set_used_flags): LIkewise. (get_max_insn_count): New. (next_nondebug_insn): New. (prev_nondebug_insn): New. (make_debug_insn_raw): New. (emit_insn_before_noloc): Handle debug insns. (emit_jump_insn_before_noloc): Likewise. (emit_call_insn_before_noloc): Likewise. (emit_debug_insn_before_noloc): New. (emit_insn_after_noloc): Handle debug insns. (emit_jump_insn_after_noloc): Likewise. (emit_call_insn_after_noloc): Likewise. (emit_debug_insn_after_noloc): Likewise. (emit_insn_after): Take loc from earlier non-debug insn. (emit_jump_insn_after): Likewise. (emit_call_insn_after): Likewise. (emit_debug_insn_after_setloc): New. (emit_debug_insn_after): New. (emit_insn_before): Take loc from later non-debug insn. (emit_jump_insn_before): Likewise. (emit_call_insn_before): Likewise. (emit_debug_insn_before_setloc): New. (emit_debug_insn_before): New. (emit_insn): Handle debug insns. (emit_debug_insn): New. (emit_jump_insn): Handle debug insns. (emit_call_insn): Likewise. (emit): Likewise. (init_emit): Take min-nondebug-insn-uid into account. Initialize cur_debug_insn_uid. (emit_copy_of_insn_after): Handle debug insns. * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite location of single rhs in place. (maybe_dump_rtl_for_gimple_stmt): Dump lineno. (floor_sdiv_adjust): New. (cell_sdiv_adjust): New. (cell_udiv_adjust): New. (round_sdiv_adjust): New. (round_udiv_adjust): New. (wrap_constant): Moved from cselib. (unwrap_constant): New. (expand_debug_expr): New. (expand_debug_locations): New. (expand_gimple_basic_block): Drop hiding redeclaration. Expand debug bind stmts. (gimple_expand_cfg): Expand debug locations. * cselib.c: Include tree-pass.h. (struct expand_value_data): New. (cselib_record_sets_hook): New. (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New. (cselib_clear_table): Move, and implemnet in terms of... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_unknown_value): New. (discard_useless_locs): Don't discard preserved values. (cselib_preserve_value): New. (cselib_preserved_value_p): New. (cselib_preserve_definitely): New. (cselib_clear_preserve): New. (cselib_preserve_only_values): New. (new_cselib_val): Take rtx argument. Dump it in details. (cselib_lookup_mem): Adjust. (expand_loc): Take regs_active in struct. Adjust. Silence dumps unless details are requested. (cselib_expand_value_rtx_cb): New. (cselib_expand_value_rtx): Rename and reimplment in terms of... (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps without details. Copy more subregs. Try to resolve values using a callback. Wrap constants. (cselib_subst_to_values): Adjust. (cselib_log_lookup): New. (cselib_lookup): Call it. (cselib_invalidate_regno): Don't count preserved values as useless. (cselib_invalidate_mem): Likewise. (cselib_record_set): Likewise. (struct set): Renamed to cselib_set, moved to cselib.h. (cselib_record_sets): Adjust. Call hook. (cselib_process_insn): Reset table when it would be cleared. (dump_cselib_val): New. (dump_cselib_table): New. * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts. (remove_forwarder_block): Support moving debug stmts. * cselib.h (cselib_record_sets_hook): Declare. (cselib_expand_callback): New type. (cselib_expand_value_rtx_cb): Declare. (cselib_reset_table_with_next_value): Declare. (cselib_get_next_unknown_value): Declare. (cselib_preserve_value): Declare. (cselib_preserved_value_p): Declare. (cselib_preserve_only_values): Declare. (dump_cselib_table): Declare. * cfgcleanup.c (flow_find_cross_jump): Skip debug insns. (try_crossjump_to_edge): Likewise. (delete_unreachable_blocks): Remove dominant GIMPLE blocks after dominated blocks when debug stmts are present. * simplify-rtx.c (delegitimize_mem_from_attrs): New. * tree-ssa-live.c (remove_unused_locals): Skip debug stmts. (set_var_live_on_entry): Likewise. * loop-invariant.c (find_invariants_bb): Skip debug insns. * cfglayout.c (curr_location, last_location): Make static. (set_curr_insn_source_location): Don't avoid bouncing. (get_curr_insn_source_location): New. (get_curr_insn_block): New. (duplicate_insn_chain): Handle debug insns. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate into debug stmts. * common.opt (fcompare-debug): Move to sort order. (fdump-unnumbered-links): Likewise. (fvar-tracking-assignments): New. (fvar-tracking-assignments-toggle): New. * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks because of debug stmts. (mark_stmt_if_obviously_necessary): Mark debug stmts. (eliminate_unnecessary_stmts): Walk dominated blocks before dominators. * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts. * ira.c (memref_used_between_p): Skip debug insns. (update_equiv_regs): Likewise. * sched-deps.c (sd_lists_size): Accept empty list. (sd_init_insn): Mark debug insns. (sd_finish_insn): Unmark them. (sd_add_dep): Reject non-debug deps on debug insns. (fixup_sched_groups): Give debug insns group treatment. Skip debug insns. (sched_analyze_reg): Don't mark debug insns for sched before call. (sched_analyze_2): Handle debug insns. (sched_analyze_insn): Compute next non-debug insn. Handle debug insns. (deps_analyze_insn): Handle debug insns. (deps_start_bb): Skip debug insns. (init_deps): Initialize last_debug_insn. * tree-ssa.c (target_for_debug_bind): New. (find_released_ssa_name): New. (propagate_var_def_into_debug_stmts): New. (propagate_defs_into_debug_stmts): New. (verify_ssa): Skip debug bind stmts without values. (warn_uninialized_vars): Skip debug stmts. * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default. * rtl.c (rtx_equal_p_cb): Handle VALUEs. (rtx_equal_p): Likewise. * ira-costs.c (scan_one_insn): Skip debug insns. (process_bb_node_for_hard_reg_moves): Likewise. * rtl.h (DEBUG_INSN_P): New. (NONDEBUG_INSN_P): New. (MAY_HAVE_DEBUG_INSNS): New. (INSN_P): Accept debug insns. (RTX_FRAME_RELATED_P): Likewise. (INSN_DELETED_P): Likewise (PAT_VAR_LOCATION_DECL): New. (PAT_VAR_LOCATION_LOC): New. (PAT_VAR_OCATION_STATUS): New. (NOTE_VAR_LOCATION_DECL): Reimplement. (NOTE_VAR_LOCATION_LOC): Likewise. (NOTE_VAR_LOCATION_STATUS): Likewise. (INSN_VAR_LOCATION): New. (INSN_VAR_LOCATION_DECL): New. (INSN_VAR_LOCATION_LOC): New. (INSN_VAR_LOCATION_STATUS): New. (gen_rtx_UNKNOWN_VAR_LOC): New. (VAR_LOC_UNKNOWN_P): New. (NOTE_DURING_CALL_P): New. (SCHED_GROUP_P): Accept debug insns. (emit_debug_insn_before): Declare. (emit_debug_insn_before_noloc): Declare. (emit_debug_insn_beore_setloc): Declare. (emit_debug_insn_after): Declare. (emit_debug_insn_after_noloc): Declare. (emit_debug_insn_after_setloc): Declare. (emit_debug_insn): Declare. (make_debug_insn_raw): Declare. (prev_nondebug_insn): Declare. (next_nondebug_insn): Declare. (delegitimize_mem_from_attrs): Declare. (get_max_insn_count): Declare. (wrap_constant): Declare. (unwrap_constant): Declare. (get_curr_insn_source_location): Declare. (get_curr_insn_block): Declare. * tree-inline.c (insert_debug_decl_map): New. (processing_debug_stmt): New. (remap_decl): Don't create new mappings in debug stmts. (remap_gimple_op_r): Don't add references in debug stmts. (copy_tree_body_r): Likewise. (remap_gimple_stmt): Handle debug bind stmts. (copy_bb): Skip debug stmts. (copy_edges_for_bb): Likewise. (copy_debug_stmt): New. (copy_debug_stmts): New. (copy_body): Copy debug stmts at the end. (insert_init_debug_bind): New. (insert_init_stmt): Take id. Skip and emit debug stmts. (setup_one_parameter): Remap variable earlier, register debug mapping. (estimate_num_insns): Skip debug stmts. (expand_call_inline): Preserve debug_map. (optimize_inline_calls): Check for no debug_stmts left-overs. (unsave_expr_now): Preserve debug_map. (copy_gimple_seq_and_replace_locals): Likewise. (tree_function_versioning): Check for no debug_stmts left-overs. Init and destroy debug_map as needed. Split edges unconditionally. (build_duplicate_type): Init and destroy debug_map as needed. * tree-inline.h: Include gimple.h instead of pointer-set.h. (struct copy_body_data): Add debug_stmts and debug_map. * sched-int.h (struct ready_list): Add n_debug. (struct deps): Add last_debug_insn. (DEBUG_INSN_SCHED_P): New. (BOUNDARY_DEBUG_INSN_P): New. (SCHEDULE_DEBUG_INSN_P): New. (sd_iterator_cond): Accept empty list. * combine.c (create_log_links): Skip debug insns. (combine_instructions): Likewise. (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the return value is always unshared. (struct rtx_subst_pair): New. (auto_adjust_pair): New. (propagate_for_debug_subst): New. (propagate_for_debug): New. (try_combine): Skip debug insns. Propagate removed defs into debug insns. (next_nonnote_nondebug_insn): New. (distribute_notes): Use it. Skip debug insns. (distribute_links): Skip debug insns. * tree-outof-ssa.c (set_location_for_edge): Likewise. * resource.c (mark_target_live_regs): Likewise. * var-tracking.c: Include cselib.h and target.h. (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and MO_VAL_SET. (micro_operation_type_name): New. (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN. (struct micro_operation_def): Update comments. (decl_or_value): New type. Use instead of decls. (struct emit_note_data_def): Add vars. (struct attrs_def): Use decl_or_value. (struct variable_tracking_info_def): Add permp, flooded. (struct location_chain_def): Update comment. (struct variable_part_def): Use decl_or_value. (struct variable_def): Make var_part a variable length array. (valvar_pool): New. (scratch_regs): New. (cselib_hook_called): New. (dv_is_decl_p): New. (dv_is_value_p): New. (dv_as_decl): New. (dv_as_value): New. (dv_as_opaque): New. (dv_onepart_p): New. (dv_pool): New. (IS_DECL_CODE): New. (check_value_is_not_decl): New. (dv_from_decl): New. (dv_from_value): New. (dv_htab_hash): New. (variable_htab_hash): Use it. (variable_htab_eq): Support values. (variable_htab_free): Free from the right pool. (attrs_list_member, attrs_list_insert): Use decl_or_value. (attrs_list_union): Adjust. (attrs_list_mpdv_union): New. (tie_break_pointers): New. (canon_value_cmp): New. (unshare_variable): Return possibly-modified slot. (vars_copy_1): Adjust. (var_reg_decl_set): Adjust. Split out of... (var_reg_set): ... this. (get_init_value): Adjust. (var_reg_delete_and_set): Adjust. (var_reg_delete): Adjust. (var_regno_delete): Adjust. (var_mem_decl_set): Split out of... (var_mem_set): ... this. (var_mem_delete_and_set): Adjust. (var_mem_delete): Adjust. (val_store): New. (val_reset): New. (val_resolve): New. (variable_union): Adjust. Speed up merge of 1-part vars. (variable_canonicalize): Use unshared slot. (VALUED_RECURSED_INTO): New. (find_loc_in_1pdv): New. (struct dfset_merge): New. (insert_into_intersection): New. (intersect_loc_chains): New. (loc_cmp): New. (canonicalize_loc_order_check): New. (canonicalize_values_mark): New. (canonicalize_values_star): New. (variable_merge_over_cur): New. (variable_merge_over_src): New. (dataflow_set_merge): New. (dataflow_set_equiv_regs): New. (remove_duplicate_values): New. (struct dfset_post_merge): New. (variable_post_merge_new_vals): New. (variable_post_merge_perm_vals): New. (dataflow_post_merge_adjust): New. (find_mem_expr_in_1pdv): New. (dataflow_set_preserve_mem_locs): New. (dataflow_set_remove_mem_locs): New. (dataflow_set_clear_at_call): New. (onepart_variable_different_p): New. (variable_different_p): Use it. (dataflow_set_different_1): Adjust. Make detailed dump more verbose. (track_expr_p): Add need_rtl parameter. Don't generate rtl if not needed. (track_loc_p): Pass it true. (struct count_use_info): New. (find_use_val): New. (replace_expr_with_values): New. (log_op_type): New. (use_type): New, partially split out of... (count_uses): ... this. Count new micro-ops. (count_uses_1): Adjust. (count_stores): Adjust. (count_with_sets): New. (VAL_NEEDS_RESOLUTION): New. (VAL_HOLDS_TRACK_EXPR): New. (VAL_EXPR_IS_COPIED): New. (VAL_EXPR_IS_CLOBBERED): New. (add_uses): Adjust. Generate new micro-ops. (add_uses_1): Adjust. (add_stores): Generate new micro-ops. (add_with_sets): New. (find_src_status): Adjust. (find_src_set_src): Adjust. (compute_bb_dataflow): Use dataflow_set_clear_at_call. Handle new micro-ops. Canonicalize value equivalances. (vt_find_locations): Compute total size of hash tables for dumping. Perform merge for var-tracking-assignments. Don't disregard single-block loops. (dump_attrs_list): Handle decl_or_value. (dump_variable): Take variable. Deal with decl_or_value. (dump_variable_slot): New. (dump_vars): Use it. (dump_dataflow_sets): Adjust. (set_slot_part): New, extended to support one-part variables after splitting out of... (set_variable_part): ... this. (clobber_slot_part): New, split out of... (clobber_variable_part): ... this. (delete_slot_part): New, split out of... (delete_variable_part): .... this. (check_wrap_constant): New. (vt_expand_loc_callback): New. (vt_expand_loc): New. (emit_note_insn_var_location): Adjust. Handle values. Handle EMIT_NOTE_AFTER_CALL_INSN. (emit_notes_for_differences_1): Adjust. Handle values. (emit_notes_for_differences_2): Likewise. (emit_notes_for_differences): Adjust. (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes. Adjust. Handle new micro-ops. (vt_add_function_parameters): Adjust. Create and bind values. (vt_initialize): Adjust. Initialize scratch_regs and valvar_pool, flooded and perm.. Initialize and use cselib. Log operations. Move some code to count_with_sets and add_with_sets. (delete_debug_insns): New. (vt_debug_insns_local): New. (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish cselib. (var_tracking_main): If var-tracking-assignments is enabled but var-tracking isn't, delete debug insns and leave. Likewise if we exceed limits or fail the stack adjustments tests, and after all var-tracking processing. More in var-tracking, from Jakub Jelinek <jakub@redhat.com>: (dataflow_set): Add traversed_vars. (value_chain, const_value_chain): New typedefs. (value_chain_pool, value_chains): New variables. (value_chain_htab_hash, value_chain_htab_eq, add_value_chain, add_value_chains, add_cselib_value_chains, remove_value_chain, remove_value_chains, remove_cselib_value_chains): New functions. (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1, shared_hash_find_slot_noinsert_1, shared_hash_find_1): New static inlines. (shared_hash_find_slot_unshare, shared_hash_find_slot, shared_hash_find_slot_noinsert, shared_hash_find): Update. (dst_can_be_shared): New variable. (unshare_variable): Unshare set->vars if shared, use shared_hash_*. Clear dst_can_be_shared. If set->traversed_vars is non-NULL and different from set->vars, look up slot again instead of using the passed in slot. (dataflow_set_init): Initialize traversed_vars. (variable_union): Use shared_hash_*. Use initially NO_INSERT lookup if set->vars is shared. Don't keep slot cleared before calling unshare_variable. Unshare set->vars if needed. Adjust unshare_variable callers. Clear dst_can_be_shared if needed. Even ->refcount == 1 vars must be unshared if set->vars is shared and var needs to be modified. (dataflow_set_union): Set traversed_vars during canonicalization. (VALUE_CHANGED, DECL_CHANGED): Define. (set_dv_changed, dv_changed_p): New static inlines. (track_expr_p): Clear DECL_CHANGED. (dump_dataflow_sets): Set it. (variable_was_changed): Call set_dv_changed. (emit_note_insn_var_location): Likewise. (changed_variables_stack): New variable. (check_changed_vars_1, check_changed_vars_2): New functions. (emit_notes_for_changes): Do nothing if changed_variables is empty. Traverse changed_variables with check_changed_vars_1, call check_changed_vars_2 on each changed_variables_stack entry. (emit_notes_in_bb): Add SET argument. Just clear it at the beginning, use it instead of local &set, don't destroy it at the end. (vt_emit_notes): Call dataflow_set_clear early on all VTI(bb)->out sets, never use them, instead use emit_notes_in_bb computed set, dataflow_set_clear also VTI(bb)->in when we are done with the basic block. Initialize changed_variables_stack, free it afterwards. If ENABLE_CHECKING verify that after noting differences to an empty set value_chains hash table is empty. (vt_initialize): Initialize value_chains and value_chain_pool. (vt_finalize): Delete value_chains htab, free value_chain_pool. (variable_tracking_main): Call dump_dataflow_sets before calling vt_emit_notes, not after it. * tree-flow.h (propagate_defs_into_debug_stmts): Declare. (propagate_var_def_into_debug_stmts): Declare. * df-problems.c (df_lr_bb_local_compute): Skip debug insns. (df_set_note): Reject debug insns. (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't add notes to debug insns. (df_note_bb_compute): Adjust. Likewise. (df_simulate_uses): Skip debug insns. (df_simulate_initialize_backwards): Likewise. * reg-stack.c (subst_stack_regs_in_debug_insn): New. (subst_stack_regs_pat): Reject debug insns. (convert_regs_1): Handle debug insns. * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H. (print-rtl.o): Depend on cselib.h. (cselib.o): Depend on TREE_PASS_H. (var-tracking.o): Depend on cselib.h and TARGET_H. * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns. (init_ready_list): Skip boundary debug insns. (add_branch_dependences): Skip debug insns. (free_block_dependencies): Check for blocks with only debug insns. (compute_priorities): Likewise. * gimple.c (gss_for_code): Handle GIMPLE_DEBUG. (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust all callers. (gimple_build_debug_bind_stat): New. (empty_body_p): Skip debug stmts. (gimple_has_side_effects): Likewise. (gimple_rhs_has_side_effects): Likewise. * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New. (gimple_build_debug_bind_stat): Declare. (gimple_build_debug_bind): Define. (is_gimple_debug): New. (gimple_debug_bind_p): New. (gimple_debug_bind_get_var): New. (gimple_debug_bind_get_value): New. (gimple_debug_bind_get_value_ptr): New. (gimple_debug_bind_set_var): New. (gimple_debug_bind_set_value): New. (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro. (gimple_debug_bind_reset_value): New. (gimple_debug_bind_has_value_p): New. (gsi_next_nondebug): New. (gsi_prev_nondebug): New. (gsi_start_nondebug_bb): New. (gsi_last_nondebug_bb): New. * sched-vis.c (print_pattern): Handle VAR_LOCATION. (print_insn): Handle DEBUG_INSN. * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc of first insn prevail. (first_stmt): Skip debug stmts. (first_non_label_stmt): Likewise. (last_stmt): Likewise. (has_zero_uses_1): New. (single_imm_use_1): New. (verify_gimple_debug): New. (verify_types_in_gimple_stmt): Handle debug stmts. (verify_stmt): Likewise. (debug_loop_num): Skip debug stmts. (remove_edge_and_dominated_blocks): Remove dominators last. * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts. (linearize_expr): Likewise. * config/i386/i386.c (ix86_delegitimize_address): Call default implementation. * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns. (group_barrier_needed): Skip debug insns. (emit_insn_group_barriers): Likewise. (emit_all_insn_group_barriers): Likewise. (ia64_variable_issue): Handle debug insns. (ia64_dfa_new_cycle): Likewise. (final_emit_insn_group_barriers): Skip debug insns. (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't def cfa without frame. (process_set): Likewise. (process_for_unwind_directive): Pass frame on. * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define. (rs6000_delegitimize_address): New. (rs6000_debug_adjust_cost): Handle debug insns. (is_microcoded_insn): Likewise. (is_cracked_insn): Likewise. (is_nonpipeline_insn): Likewise. (insn_must_be_first_in_group): Likewise. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block contains only debug insns. (rtl_merge_blocks): Skip debug insns. (purge_dead_edges): Likewise. (rtl_block_ends_with_call_p): Skip debug insns. * dce.c (deletable_insn_p): Handle VAR_LOCATION. (mark_reg_dependencies): Skip debug insns. * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New. * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts): Skip debug stmts. * regcprop.c (replace_oldest_value_addr): Skip debug insns. (replace_oldest_value_mem): Use ALL_REGS for debug insns. (copyprop_hardreg_forward_1): Handle debug insns. * reload1.c (reload): Skip debug insns. Replace unassigned pseudos in debug insns with their equivalences. (eliminate_regs_in_insn): Skip debug insns. (emit_input_reload_insns): Skip debug insns at first, adjust them later. * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts. (get_indirect_ref_operands): Pass opf_no_vops on. (get_expr_operands): Likewise. Skip debug stmts. (parse_ssa_operands): Scan debug insns with opf_no_vops. gcc/testsuite/ChangeLog: * gcc.dg/guality/guality.c: New. * gcc.dg/guality/guality.h: New. * gcc.dg/guality/guality.exp: New. * gcc.dg/guality/example.c: New. * lib/gcc-dg.exp (cleanup-dump): Remove .gk files. (cleanup-saved-temps): Likewise, .gkd files too. gcc/cp/ChangeLog: * cp-tree.h (TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS): New. * cp-lang.c (cxx_dwarf_name): Pass it. * error.c (count_non_default_template_args): Take flags as argument. Adjust all callers. Skip counting of default arguments if the new flag is given. ChangeLog: * Makefile.tpl (BUILD_CONFIG): Default to bootstrap-debug. * Makefile.in: Rebuilt. contrib/ChangeLog: * compare-debug: Look for .gkd files and compare them. config/ChangeLog: * bootstrap-debug.mk: Add comments. * bootstrap-debug-big.mk: New. * bootstrap-debug-lean.mk: New. * bootstrap-debug-ckovw.mk: Add comments. * bootstrap-debug-lib.mk: Drop CFLAGS for stages. Use -g0 for TFLAGS in stage1. Drop -fvar-tracking-assignments-toggle. From-SVN: r151312
2009-09-01tree.c (tree_expr_size): New function.Richard Guenther1-1/+1
2009-09-01 Richard Guenther <rguenther@suse.de> * tree.c (tree_expr_size): New function. * tree.h (tree_expr_size): Declare. * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment. * builtins.c (fold_builtin_memory_op): Use tree_expr_size. * langhooks.c (lhd_expr_size): Remove. * langhooks.h (struct lang_hooks): Remove expr_size. * explow.c (expr_size): Use tree_expr_size. (int_expr_size): Likewise. * langhooks-def.h (lhd_expr_size): Remove. (LANG_HOOKS_EXPR_SIZE): Likewise. (LANG_HOOKS_INITIALIZER): Adjust. cp/ * cp-objcp-common.c (cp_expr_size): Use tree_expr_size. * cp-objcp-common.h (LANG_HOOKS_EXPR_SIZE): Do not define. From-SVN: r151261
2009-08-11combine.c (try_widen_shift_mode): Factor out code to check if an integer ↵Adam Nemet1-0/+17
constant is a low-order bitmask from here ... * combine.c (try_widen_shift_mode): Factor out code to check if an integer constant is a low-order bitmask from here ... * rtlanal.c (low_bitmask_len): ... to here. * rtl.h (low_bitmask_len): Declare. From-SVN: r150656
2009-06-22alias.c: Use REG_P...Shujing Zhao1-22/+20
2009-06-22 Shujing Zhao <pearly.zhao@oracle.com> * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and JUMP_TABLE_DATA_P predicates where applicable. * auto-inc-dec.c: Ditto. * builtins.c: Ditto. * caller-save.c: Ditto. * calls.c: Ditto. * cfgcleanup.c: Ditto. * cfglayout.c: Ditto. * cfgrtl.c: Ditto. * combine.c: Ditto. * combine-stack-adj.c: Ditto. * cse.c: Ditto. * cselib.c: Ditto. * dbxout.c: Ditto. * df-scan.c: Ditto. * dse.c: Ditto. * dwarf2asm.c: Ditto. * dwarf2out.c: Ditto. * emit-rtl.c: Ditto. * except.c: Ditto. * explow.c: Ditto. * expmed.c: Ditto. * expr.c: Ditto. * final.c: Ditto. * function.c: Ditto. * fwprop.c: Ditto. * gcse.c: Ditto. * genpreds.c: Ditto. * genrecog.c: Ditto. * ifcvt.c: Ditto. * ira-costs.c: Ditto. * ira-lives.c: Ditto. * jump.c: Ditto. * loop-iv.c: Ditto. * lower-subreg.c: Ditto. * modulo-sched.c: Ditto. * optabs.c: Ditto. * postreload.c: Ditto. * print-rtl.c: Ditto. * recog.c: Ditto. * reginfo.c: Ditto. * regmove.c: Ditto. * reload1.c: Ditto. * reload.c: Ditto. * reorg.c: Ditto. * rtlanal.c: Ditto. * rtl.c: Ditto. * sched-vis.c: Ditto. * sdbout.c: Ditto. * sel-sched-ir.c: Ditto. * simplify-rtx.c: Ditto. * targhooks.c: Ditto. * var-tracking.c: Ditto. * vmsdbgout.c: Ditto. From-SVN: r148786
2009-04-16rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.Ian Lance Taylor1-7/+15
* rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note. (add_reg_note): Call alloc_reg_note. * rtl.h (alloc_reg_note): Declare. * combine.c (try_combine): Use alloc_reg_note. (recog_for_combine, move_deaths): Likewise. (distribute_notes): Use alloc_reg_note and add_reg_note. * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note. * combine-stack-adj.c (adjust_frame_related_expr): Likewise. * reload1.c (eliminate_regs_1): Use alloc_reg_note. From-SVN: r146201
2009-03-27jump.c (rtx_renumbered_equal_p): Use subreg_get_info.H.J. Lu1-16/+1
2009-03-27 H.J. Lu <hongjiu.lu@intel.com> * jump.c (rtx_renumbered_equal_p): Use subreg_get_info. (true_regnum): Likewise. * rtlanal.c (subreg_info): Moved to ... * rtl.h (subreg_info): Here. New. (subreg_get_info): New. * rtlanal.c (subreg_get_info): Make it extern. From-SVN: r145134
2009-03-14re PR bootstrap/39454 (Bootstrap failure on sparcv9-linux with ↵Jakub Jelinek1-3/+6
profiledbootstrap) PR bootstrap/39454 * cse.c (fold_rtx): Don't modify original const_arg1 when canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a separate variable instead. * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything from out of range shift counts. (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly. From-SVN: r144857
2009-02-20Update Copyright years for files modified in 2008 and/or 2009.Jakub Jelinek1-2/+2
From-SVN: r144324
2009-02-05re PR rtl-optimization/39110 (Revision 143939 breaks bootstrap on Linux/ia64)Paolo Bonzini1-1/+2
2009-02-05 Paolo Bonzini <bonzini@gnu.org> PR rtl-optimization/39110 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned addresses, not aligned ones. From-SVN: r143971
2009-02-04re PR rtl-optimization/37889 (SEGV, conditional execution proactively ↵Paolo Bonzini1-63/+91
executed the false arm.) 2009-02-04 Paolo Bonzini <bonzini@gnu.org> Hans-Peter Nilsson <hp@axis.com> PR rtl-optimization/37889 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments. Move offset handling from PLUS to before the switch. Use new arguments when considering SYMBOL_REFs too. (rtx_addr_can_trap_p): Pass dummy offset and size. (enum may_trap_p_flags): Remove. (may_trap_p_1): Pass size from MEM_SIZE. PR rtl-optimization/38921 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p. * rtl.h (may_trap_after_code_motion_p): Delete prototype. * rtlanal.c (may_trap_after_code_motion_p): Delete. (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags. Co-Authored-By: Hans-Peter Nilsson <hp@axis.com> From-SVN: r143939
2008-11-10re PR middle-end/37807 (Exponential compile time with MMX builtins.)Ralph Loader1-3/+5
PR middle-end/37807 PR middle-end/37809 * combine.c (force_to_mode): Do not process vector types. * rtlanal.c (nonzero_bits1): Do not process vector types. (num_sign_bit_copies1): Likewise. testsuite/ChangeLog PR middle-end/37807 PR middle-end/37809 * gcc/testsuite/gcc.target/i386/mmx-8.c: New test. From-SVN: r141732
2008-08-31fwprop.c (should_replace_address): Add speed attribute.Jan Hubicka1-12/+18
* fwprop.c (should_replace_address): Add speed attribute. (PR_OPTIMIZE_FOR_SPEED): New flag. (propagate_rtx_1): Use it. (propagate_rtx): Set it. (try_fwprop_subst): Update call of rtx_costs. (forward_propagate_and_simplify): LIkewise. * hooks.c (hook_int_rtx_bool_0): New (hook_bool_rtx_int_int_intp_false): Replace by ... (hook_bool_rtx_int_int_intp_bool_false): .. thisone. * hooks.h (hook_int_rtx_bool_0): New (hook_bool_rtx_int_int_intp_false): Replace by ... (hook_bool_rtx_int_int_intp_bool_false): .. thisone. * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost. (prepare_cmp_insn): UPdate call of rtx_cost. * postreload.c (reload_cse_simplify_set): Update call of rtx_cost. (reload_cse_simplify_operands): Update call of rtx_cost. (reload_cse_move2add): call of rtx_cost. * target.h (struct gcc_target): Update rtx_costs and address_costs. * rtlanal.c (rtx_cost): Add speed argument. (address_cost): Add speed argument (default_address_cost): Likewise. (insn_rtx_cost): Likewise. * cfgloopanal.c (seq_cost): Add speed argument. (target_reg_cost, target_spill_cost): Turn to array. (init_set_costs): Update for speed. (estimate_reg_pressure_cost): Add speed argument. * auto-inc-dec.c (attempt_change): Update call of rtx_cost. * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost. * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed. (seq_cost): Add speed argument. (computation_cost): Add speed arugment. (add_cost, multiply_by_const, get_address_cost): add speed argument. (force_expr_to_var_cost): Update for profile info. (force_var_cost): Likewise. (split_address_cost): Likewise. (ptr_difference_cost): Likewise. (difference_cost): Likewise. (get_computation_cost_at): Likewise. (determine_iv_cost): Likewise. (ivopts_global_cost_for_size): Likewise. (rewrite_use_address): Likewise. (tree_ssa_iv_optimize_loop): Initialize speed field. * cse.c (optimize_this_for_speed_p): New static var. (notreg_cost): Update call of rtx_cost. (cse_extended_basic_block): set optimize_this_for_speed_p. * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost. (noce_try_cmove_arith): Likewise. (noce_try_sign_mask): LIkewise. * expr.c (compress_float_constant): Update rtx_cost calls. * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument. (addr_to_parts): Likewise. (create_mem_ref): Likewise. * dse.c (find_shift_sequence): Add speed argument. (replace_read): Update call. * calls.c (precompute_register_parameters): Update call of rtx_cost. * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, * neg_cost, shift_cost, shiftadd_cost, shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost, mul_highpart_cost): Increase dimension. (init_expmed): Initialize for both size and speed. (expand_shift): Use profile. (synth_mult): Use profile. (choose_mult_variant): Use profile. (expand_mult): Use profile. (expand_mult_highpart_optab): Use profile. (expand_mult_highpart): Use profile. (expand_smod_pow2): Use profile. (expand_divmod): Use profile. * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost. * loop-invariant.c (create_new_invariant): Use profile. (gain_for_invariant): Add speed parameter. (best_gain_for_invariant): Likewise. (find_invariants_to_move): Likewise. (move_single_loop_invariants): Set it. * target-def.h (TARGET_RTX_COSTS): Use hook. * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe. (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare. * output.h (default_address_cost): Update prototype. * combine.c (optimize_this_for_speed_p): New static var. (combine_validate_cost): Update call of rtx_cost. (combine_instructions): Set optimize_this_for_speed_p. (expand_compound_operation): Update call of rtx_cost. (make_extraction):Update call of rtx_cost. (force_to_mode):Update call of rtx_cost. (distribute_and_simplify_rtx):Update call of rtx_cost. * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array. (estimate_reg_pressure_cost): Update prototype. * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype. * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p): Remove. * config/alpha/alpha.c (alpha_rtx_costs): Update. (alpha_rtx_costs): Update. * config/frv/frv.c (frv_rtx_costs): Update. * config/s390/s390.c (s390_rtx_costs): Update. * config/m32c/m32c.c (m32c_memory_move_cost): Update. (m32c_rtx_costs): Update. * config/spu/spu.c (TARGET_ADDRESS_COST): Upate. (spu_rtx_costs): Update. * config/sparc/sparc.c (sparc_rtx_costs): Update. * config/m32r/m32r.c (m32r_rtx_costs): Update. * config/i386/i386.c (:ix86_address_cost): Update. (ix86_rtx_costs): Update. * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update. * config/pdp11/pdp11.c (pdp11_rtx_costs): Update. * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update. * config/crx/crx.c (crx_address_cost): Update. * config/xtensa/xtensa.c (xtensa_rtx_costs): Update. * config/stormy16/stormy16.c (xstormy16_address_cost, xstormy16_rtx_costs): Update. * config/m68hc11/m68hc11.c (m68hc11_address_cost, m68hc11_rtx_costs): Update. * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update. * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update. * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update * config/ia64/ia64.c (ia64_rtx_costs): Update. * config/m68k/m68k.c (m68k_rtx_costs): Update. * config/rs6000/rs6000.c (rs6000_rtx_costs): Update. * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update. * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update. (mcore_rtx_costs): update. * config/score/score3.c (score3_rtx_costs): Update. * config/score/score7.c (score7_rtx_costs): Update. * config/score/score3.h (score3_rtx_costs):Update. * config/score/score7.h (score7_rtx_costs): Update. * config/score/score.c (score_rtx_costs): Update. * config/arm/arm.c (arm_address_cost): Update. (arm_rtx_costs_1): Update. (arm_rtx_costs_1): Update. (arm_size_rtx_costs): Update. (arm_size_rtx_costs): Update. (arm_size_rtx_costs): Update. (arm_xscale_rtx_costs): Update. (arm_thumb_address_cost): Update. * config/pa/pa.c (hppa_address_cost): Update. * config/mips/mips.c (mips_rtx_costs): Update. * config/vax/vax.c (vax_address_cost): Update. * config/h8300/h8300.c (h8300_shift_costs): Update. (h8300_rtx_costs): Update. * config/v850/v850.c (TARGET_ADDRESS_COST): Update. (v850_rtx_costs): Update. * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update. * config/bfin/bfin.c (bfin_address_cost): Update. (bfin_rtx_costs): Update. * stmt.c (lshift_cheap_p): Update. From-SVN: r139821
2008-08-28rtl.h (simplify_subreg_regno): Declare.Richard Sandiford1-0/+58
gcc/ * rtl.h (simplify_subreg_regno): Declare. * rtlanal.c (simplify_subreg_regno): New function, split out from... * simplify-rtx.c (simplify_subreg): ...here. * reload.c (find_reloads): Use simplify_subreg_regno instead of subreg_offset_representable_p. From-SVN: r139736
2008-08-26rtlanal.c: Fix uses of "it's" with "its" where appropriate.Ben Elliston1-1/+1
* rtlanal.c: Fix uses of "it's" with "its" where appropriate. * cp/typeck.c: Likewise. * cp/tree.c: Likewise. * gimple-low.c: Likewise. * jump.c: Likewise. From-SVN: r139591
2008-08-20rtlanal.c (subreg_offset_representable_p): Revert last change.Richard Sandiford1-2/+1
gcc/ * rtlanal.c (subreg_offset_representable_p): Revert last change. From-SVN: r139338
2008-08-18rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.Richard Sandiford1-1/+2
gcc/ * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK. From-SVN: r139207
2008-07-16recog.c (validate_change_1, [...]): Avoid C++ keywords.Kaveh R. Ghazi1-14/+14
* recog.c (validate_change_1, validate_change, validate_unshare_change, validate_replace_rtx_1, struct funny_match, constrain_operands, peephole2_optimize): Avoid C++ keywords. * reload.c (push_secondary_reload, secondary_reload_class, scratch_reload_class, find_valid_class, find_reusable_reload, push_reload, find_dummy_reload, find_reloads_address_1, find_reloads_address_part, find_equiv_reg): Likewise. * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg, choose_reload_regs): Likewise. * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1): Likewise. * rtlhooks.c (gen_lowpart_if_possible): Likewise. * sched-ebb.c (add_deps_for_risky_insns): Likewise. * sched-rgn.c (concat_INSN_LIST): Likewise. * stor-layout.c (mode_for_size, mode_for_size_tree, smallest_mode_for_size): Likewise. From-SVN: r137894
2008-07-02rtlanal.c (add_reg_note): New function.Ian Lance Taylor1-0/+28
* rtlanal.c (add_reg_note): New function. * rtl.h (add_reg_note): Declare. * auto-inc-dec.c (attempt_change): Use add_reg_note. * bb-reorder.c (add_reg_crossing_jump_notes): Likewise. * builtins.c (expand_builtin_longjmp): Likewise. (expand_builtin_nonlocal_goto): Likewise. * calls.c (emit_call_1, expand_call): Likewise. * cfgexpand.c (add_reg_br_prob_note): Likewise. * cfglayout.c (fixup_reorder_chain): Likewise. * cfgrtl.c (force_nonfallthru_and_redirect): Likewise. (commit_one_edge_insertion): Likewise. * combine.c (move_deaths, distribute_notes): Likewise. * df-problems.c (df_set_note): Likewise. * emit-rtl.c (link_cc0_insns, try_split): Likewise. (set_unique_reg_note): Likewise. (emit_copy_of_insn_after): Likewise. * expr.c (expand_expr_real): Likewise. * gcse.c (add_label_notes): Likewise. * haifa-sched.c (create_check_block_twin): Likewise. * jump.c (mark_jump_label_1): Likewise. * loop-doloop.c (add_test, doloop_modify): Likewise. * loop-unswitch.c (compare_and_jump_seq): Likewise. * lower-subreg.c (move_eh_region_note): Likewise. * optabs.c (emit_libcall_block): Likewise. * predict.c (predict_insn): Likewise. (combine_predictions_for_insn): Likewise. * recog.c (peephole2_optimize): Likewise. * regmove.c (try_auto_increment): Likewise. * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise. * reload.c (find_reloads): Likewise. * reload1.c (fixup_eh_region_note): Likewise. (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise. * reorg.c (delete_prior_computation): Likewise. (delete_computation, dbr_schedule): Likewise. * config/pa/pa.c (legitimize_pic_address): Likewise. * config/sh/sh.c (sh_reorg): Likewise. From-SVN: r137374
2008-06-26ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual warnings.Kaveh R. Ghazi1-1/+1
* ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual warnings. * recog.c (check_asm_operands, validate_change_1): Likewise. * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs, subst_asm_stack_regs): Likewise. * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode, cannot_change_mode_set_regs, invalid_mode_change_p): Likewise. * regmove.c (reg_is_remote_constant_p): Likewise. * regrename.c (regrename_optimize, scan_rtx_reg, kill_clobbered_value, kill_set_value, kill_autoinc_value): Likewise. * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri, regstat_compute_calls_crossed): Likewise. * reload1.c (init_reload, new_insn_chain, has_nonexceptional_receiver, reload, copy_reloads, calculate_needs_all_insns, init_elim_table): Likewise. * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise. * rtl.c (shallow_copy_rtx_stat): Likewise. * rtlanal.c (parms_set): Likewise. * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount, sbitmap_resize, sbitmap_vector_alloc): Likewise. * sched-ebb.c (earliest_block_with_similiar_load, add_deps_for_risky_insns): Likewise. * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns, schedule_region): Likewise. * see.c (eq_descriptor_pre_extension, hash_descriptor_pre_extension, hash_del_pre_extension, eq_descriptor_properties, hash_descriptor_properties, hash_del_properties, see_seek_pre_extension_expr, see_initialize_data_structures, see_print_register_properties, see_print_pre_extension_expr, see_delete_merged_def_extension, see_delete_unmerged_def_extension, see_emit_use_extension, see_pre_delete_extension, see_map_extension, see_commit_changes, see_analyze_merged_def_local_prop, see_analyze_merged_def_local_prop, see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop, see_set_prop_merged_def, see_set_prop_unmerged_def, see_set_prop_unmerged_use, see_print_one_extension, see_merge_one_use_extension, see_merge_one_def_extension, see_store_reference_and_extension, see_update_uses_relevancy, see_update_defs_relevancy): Likewise. * statistics.c (hash_statistics_hash, hash_statistics_eq, hash_statistics_free, curr_statistics_hash): Likewise. * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p, expand_asm_operands, expand_return, case_bit_test_cmp, expand_case): Likewise. * stor-layout.c (start_record_layout): Likewise. * stringpool.c (ggc_alloc_string, gt_pch_n_S, gt_pch_save_stringpool): Likewise. * tree-data-ref.c (hash_stmt_vertex_info, have_similar_memory_accesses_1, ref_base_address_1): Likewise. * tree-ssa-phiopt.c (name_to_bb_hash): Likewise. From-SVN: r137128
2008-06-17Remove libcall notes.Steven Bosscher1-5/+0
* see.c (see_analyse_one_def): Do not look for REG_LIBCALL and REG_RETVAL notes. (see_update_relevancy): Likewise. * fwprop.c (try_fwprop_subst): Likewise. * rtlanal.c (noop_move_p): Likewise. * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL notes to non-existing libcall blocks. * cse.c (cse_insn): Change prototype. Don't update libcall notes. Remove orig_set. (cse_extended_basic_block): Don't track libcall and no-conflict notes. (dead_libcall_p): Remove. (delete_trivially_dead_insns): Don't use it. * web.c (union_defs): Remove comment about keeping nops. * gcse.c (hash_scan_insn): Don't take libcall pointers. (compute_hash_table_work): Don't track libcall notes. (do_local_cprop): Don't take libcall pointers. Don't update libcall notes. (adjust_libcall_notes): Deleted. (local_cprop_pass): Remove stack for nested libcalls (which shouldn't ever have existed in the first place). (replace_store_insn): Don't try to remove libcall notes. * lower-subreg.c (move_libcall_note, move_retval_note): Deleted. (resolve_reg_notes): Don't call them. (resolve_simple_move): Likewise. (decompose_multiword_subregs): Remove block handling REG_RETVAL notes. Don't remove REG_RETVAL notes. * emit-rtl.c (try_split): Don't update libcall notes. (emit_copy_of_insn_after): Dito. * cselib.c (cselib_current_insn_in_libcall): Remove. (cselib_process_insn): Don't set/clear it. (new_elt_loc_list): Don't record it. (cselib_init): Don't initialize it. * cselib.c (struct elt_loc_list): Remove in_libcall field. * loop-invariant.c (find_invariant_insn): Don't look for libcall notes. * sched-deps.c (sched_analyze_insn): Don't group libcall blocks. (sched_analyze): Don't set up deps->libcall_block_tail_insn. (init_deps): Don't initialize it. * sched-int.h (struct deps): Rremove libcall_block_tail_insn field. * combine.c (delete_noop_moves): Don't update libcall notes. (can_combine_p): Remove now pointless #if 0 block. (try_combine): Remove another obsolete #if 0 block. (distribute_notes): Don't distribute libcall notes. * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove. * dce.c (libcall_dead_p): Remove. (delete_unmarked_insns): Don't handle libcall blocks. (preserve_libcall_for_dce): Remove. (prescan_insns_for_dce): Don't special-case libcall block insns. * reload1 (reload): Don't handle libcall notes. * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove documentation. From-SVN: r136861
2008-06-06cgraph.c: Fix typos in comments.Ralf Wildenhues1-2/+2
gcc/ * cgraph.c: Fix typos in comments. (cgraph_availability_names): Fix string typo. * fold-const.c: Fix typos in comments. (fold_binary): Fix typo in warning. * genautomata.c: Fix typos in comments. (check_presence_pattern_sets): Fix typo in local variable. (output_description): Fix typo in output. * ggc-zone.c (ggc_pch_finish): Fix typo in error message. * hwint.h: Likewise. * matrix-reorg.c (check_allocation_function): Likewise. * omega.c (smooth_weird_equations): Likewise. * auto-inc-dec.c: Fix typos in comments. * bb-reorder.c: Likewise. * builtins.c: Likewise. * c-common.c: Likewise. * c-cppbuiltin.c: Likewise. * c-parser.c: Likewise. * c-pretty-print.c: Likewise. * cfgcleanup.c: Likewise. * cfgexpand.c: Likewise. * cfghooks.c: Likewise. * cfglayout.c: Likewise. * cfgloopmanip.c: Likewise. * cgraphunit.c: Likewise. * coverage.c: Likewise. * dbxout.c: Likewise. * df-byte-scan.c: Likewise. * df-core.c: Likewise. * df-problems.c: Likewise. * df-scan.c: Likewise. * dfp.c: Likewise. * dominance.c: Likewise. * domwalk.c: Likewise. * dse.c: Likewise. * dwarf2out.c: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * function.c: Likewise. * function.h: Likewise. * gcc.c: Likewise. * gcov-io.c: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. * genattrtab.c: Likewise. * ggc-page.c: Likewise. * gimplify.c: Likewise. * gthr-lynx.h: Likewise. * haifa-sched.c: Likewise. * ipa-cp.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.h: Likewise. * ipa-pure-const.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-struct-reorg.h: Likewise. * ipa-type-escape.c: Likewise. * ipa.c: Likewise. * loop-doloop.c: Likewise. * mips-tfile.c: Likewise. * mkmap-flat.awk: Likewise. * mkmap-symver.awk: Likewise. * modulo-sched.c: Likewise. * omp-low.c: Likewise. * optabs.c: Likewise. * optabs.h: Likewise. * opts.c: Likewise. * passes.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * pretty-print.h: Likewise. * profile.c: Likewise. * protoize.c: Likewise. * ra-conflict.c: Likewise. * real.c: Likewise. * recog.c: Likewise. * regclass.c: Likewise. * regs.h: Likewise. * reload.c: Likewise. * rtl-error.c: Likewise. * rtlanal.c: Likewise. * scan.h: Likewise. * sched-rgn.c: Likewise. * see.c: Likewise. * stmt.c: Likewise. * target.h: Likewise. * tree-dfa.c: Likewise. * tree-eh.c: Likewise. * tree-flow-inline.h: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-nested.c: Likewise. * tree-parloops.c: Likewise. * tree-pass.h: Likewise. * tree-pretty-print.c: Likewise. * tree-profile.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-alias-warnings.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-dse.c: Likewise. * tree-ssa-forwprop.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-live.h: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-phiopt.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-ter.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-analyze.c: Likewise. * tree-vect-transform.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vn.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * unwind-dw2-fde.c: Likewise. * unwind.inc: Likewise. * value-prof.c: Likewise. * vmsdbgout.c: Likewise. From-SVN: r136425
2008-05-07[multiple changes]Kenneth Zadeck1-23/+0
2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com> PATCH rtl/7335 PATCH rtl/33826 * see.c (see_copy_insn): Copy new pure const attributes for new call. * c-decl.c (merge_decls): Ditto. * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P. Initialized DECL_LOOPING_CONST_PURE. (process_call_operands): Set tree_side_effects properly. * tree.h (TREE_READONLY_DECL_P): Removed. (DECL_IS_PURE): Renamed to DECL_PURE_P. (DECL_LOOPING_OR_CONST_P): New macro. (struct tree_function_decl): Added looping_const_or_pure_p. (ECF_*) Renumbered. (ECF_LOOPING_OR_CONST_P): New macro, * rtlanal.c (pure_const_p): Removed. * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P. * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P to RTL_CONST_CALL_P. * ipa-pure-const.c (pure_const_state_e): Added looping field. (check_decl, check_tree, check_call, scan_function): Initialize looping. (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P. (static_execute): Set looping true for recursive functions. Undo setting state to IPA_NEITHER for recursive functions. * cse.c (cse_insn): * ifcvt.c (noce_can_store_speculate_p): Changed CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or RTL_CONST_OR_PURE_CALL_P. * dse.c (scan_insn): Ditto. * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto. * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P. * gimplify.c (gimplify_call_expr): Clear side effects for non-looping pure and constant calls. * calls.c (emit_call_1): Set rtl flags from ecf flags. (flags_from_decl_or_type): Set ecf flags from decl flags. (initialize_argument_information): Turn off ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST. Change const to pure if callee_copies is true rather than just turning off const. (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old way of marking pure calls. (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL. Remove hack that was supposed to fix pr7335 and remove old way of marking pure calls. * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P, RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P. * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * tree-ssa-pre.c (can_value_number_call): Fixed spacing. * loop-invariant.c (find_exits, find_invariant_bb): Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * sched-deps.c (schedule_analyze): Ditto. * rtl.h (struct rtx_def): Use call field, unchanging field, and return_val field of calls to represent pure and const function info. (CONST_OR_PURE_CALL_P): Deleted macro. (RTL_CONST_CALL_P, RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros. * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to TREE_READONLY. * tree-optimize.c (execute_fixup_cfg): Added test for ECF_LOOPING_CONST_OR_PURE. * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to DECL_PURE_P. * tree-cfg.c (update_call_expr_flags): Do not clear tree side effects for looping pure or const calls. (verify_gimple_expr): Added verification code. * config/alpha/alpha.c (alpha_legitimize_address, alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to RTL_CONST_CALL_P. * config/s390/s390.c (s390_emit_tls_call_insn): Ditto. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto. * config/mips/mips.c (mips_call_tls_get_addr): Ditto. * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * dce.c (deletable_insn_p): Allow non looping, non sibling, pure and const calls to be deleted. java: 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com> * decl.c (java_init_decl_processing): Change DECL_IS_PURE to DECL_PURE_P. cp: 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com> * decl.c (duplicate_decls): Merge in DECL_PURE_P, TREE_READONLY, DECL_LOOPING_CONST_OR_PURE_P attributes. * rtti.c (build_dynamic_cast_1): Rename DECL_IS_PURE to DECL_PURE_P. gfortran: 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com> * trans-decl.c (gfc_get_extern_function_decl, build_function_decl): Rename DECL_IS_PURE to DECL_PURE_P. From-SVN: r135053
2008-04-08RevertPeter Bergner1-2/+0
2008-04-07 Peter Bergner <bergner@vnet.ibm.com> PR middle-end/PR28690 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the same precedence as REG_POINTER and MEM_POINTER operands. From-SVN: r134095