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2011-11-07gcse.c: Adjust outdated comments throughout.Eric Botcazou1-148/+113
* gcse.c: Adjust outdated comments throughout. (struct mem_conflict_info): New structure. (mems_conflict_for_gcse_p): Use it to communicate with caller. (load_killed_in_block_p): Pass it to note_stores. (hash_expr): Remove superfluous line break. (hash_scan_set): Rename PAT parameter into SET. (hash_scan_insn): Reorder cases. (canon_list_insert): Fix long line. (edge_list): Delete. (prune_expressions): Rename E local variable into EXPR. (compute_pre_data): Return struct edge_list * object. (pre_expr_reaches_here_p_work): Fix formatting. (process_insert_insn): Move around comment. (pre_edge_insert): Fix long line. (pre_insert_copies): Likewise. (gcse_emit_move_after): Swap SRC and DEST parameters. (pre_delete): Adjust call to gcse_emit_move_after. (pre_gcse): Take struct edge_list * parameter. Fix long line. (one_pre_gcse_pass): Use flag_gcse_lm condition for all routines. Use a local list of edges. (hoist_code): Fix long line. Adjust call to gcse_emit_move_after. (pre_ldst_expr_hash): Fix long line. (free_ldst_mems): Rename into... (free_ld_motion_mems): ...this. (first_ls_expr): Delete. (next_ls_expr): Likewise. (print_ldst_list): Do not use above two functions. (simple_mem): Adjust interface. (compute_ld_motion_mems): Fix formatting. (update_ld_motion_stores): Reuse local variable. From-SVN: r181054
2011-08-18rtl.h (set_src_cost, [...]): New functions.Richard Sandiford1-2/+2
gcc/ * rtl.h (set_src_cost, get_full_set_src_cost): New functions. * auto-inc-dec.c (attempt_change): Use set_src_cost instead of rtx_cost. * calls.c (precompute_register_parameters): Likewise. * combine.c (expand_compound_operation, make_extraction): Likewise. (force_to_mode, distribute_and_simplify_rtx): Likewise. * dse.c (find_shift_sequence): Likewise. * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise. * expr.c (compress_float_constant): Likewise. * fwprop.c (should_replace_address, try_fwprop_subst): Likewise. * gcse.c (want_to_gcse_p): Likewise. * ifcvt.c (noce_try_sign_mask): Likewise. * loop-doloop.c (doloop_optimize): Likewise. * loop-invariant.c (create_new_invariant): Likewise. * optabs.c (avoid_expensive_constant): Likewise. * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands) (try_replace_in_use, reload_cse_move2add): Likewise. * reload1.c (calculate_elim_costs_all_insns): Likewise. (note_reg_elim_costly): Likewise. * rtlanal.c (insn_rtx_cost): Likewise. * simplify-rtx.c (simplify_binary_operation_1): Likewise. * stmt.c (lshift_cheap_p): Likewise. * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise. * config/avr/avr.c (final_prescan_insn): Likewise. * config/bfin/bfin.c (bfin_rtx_costs): Likewise. * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise. From-SVN: r177851
2011-06-14dumping cleanup phase 1 -- Removing TODO_dump_funcDavid Li1-3/+0
From-SVN: r175051
2011-06-09Revert r174848,174849Xinliang David Li1-13/+10
From-SVN: r174864
2011-06-09Gator cleanupDavid Li1-10/+13
From-SVN: r174848
2011-04-05gcse.c (modify_mem_list): Convert to an array of VECs.Nathan Froyd1-19/+14
* gcse.c (modify_mem_list): Convert to an array of VECs. (canon_modify_mem_list, compute_transp): Tweak formatting. (alloc_gcse_mem): Likewise. Adjust for modify_mem_list change. (load_killed_in_block_p): Likewise. (record_last_mem_set_info): Likewise. (clear_modify_mem_tables): Likewise. From-SVN: r171992
2011-04-05gcse.c (modify_pair): Define.Nathan Froyd1-51/+28
* gcse.c (modify_pair): Define. Define a VEC of it. (canon_modify_mem_list): Convert to an array of VECs. (free_insn_expr_list_list): Delete. (clear_modify_mem_tables): Call VEC_free instead. (record_last_mem_set_info): Don't modify canon_modify_mem_list. (alloc_gcse_mem): Adjust for canon_modify_mem_list change. (canon_list_insert, compute_transp): Likewise. From-SVN: r171980
2011-03-28Makefile.in: New rule for cprop.o.Steven Bosscher1-1644/+35
* Makefile.in: New rule for cprop.o. * gcse.c: Move constant/copy propagation to cprop.c. (compute_local_properties): Only handle expression tables. (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise. (one_pre_gcse_pass, one_code_hoisting_pass): Likewise. (hash_set, insert_set_in_table, gcse_constant_p, lookup_set, next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set, mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem, compute_cprop_data, find_used_regs, try_replace_reg, find_avail_set, cprop_jump, constprop_register, cprop_insn, local_cprop_find_used_regs, do_local_cprop, local_cprop_pass, fis_get_condition, implicit_set_cond_p, find_implicit_sets, find_bypass_set, reg_killed_on_edge, bypass_block, bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): Move to... * cprop.c: ...here. New file, constant/copy propagation for RTL moved from gcse.c to here with minor cleanups in duplicated code. From-SVN: r171627
2011-03-28* gcse.c (free_gcse_mem): Free reg_set_bitmap.Steven Bosscher1-0/+2
From-SVN: r171605
2011-03-18re PR rtl-optimization/48170 (ICE: in hoist_code, at gcse.c:4524 with -fgcse ↵Maxim Kuvyrkov1-7/+2
--param max-hoist-depth={0,1}) PR rtl-optimization/48170 * gcse.c (hoist_code): Remove bogus asserts. From-SVN: r171155
2011-02-03re PR debug/43092 (Wrong debuginfo with VTA and ↵Alexandre Oliva1-1/+1
-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
2011-01-13re PR rtl-optimization/39077 (GCSE-optimization causes enormous binary size ↵Jeff Law1-1/+73
increase (~20 times !)) * PR rtl-optimization/39077 * doc/invoke.texi (max-gcse-insertion-ratio): Document. * params.h (MAX_GCSE_INSERTION_RATIO): Define. * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define. * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps. * gcse.c (prune_insertions_deletions): New function. (compute_pre_data): Use it. From-SVN: r168747
2010-11-21re PR rtl-optimization/46571 (bootstrap comparison failure in ↵Richard Henderson1-3/+3
fortran/trans-openmp.c) PR rtl-optimization/46571 * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn. (compute_hash_table_work): Use NONDEBUG_INSN_P. From-SVN: r167007
2010-11-04re PR tree-optimization/46183 (ICE: in calc_dfs_tree, at dominance.c:396 ↵Richard Guenther1-3/+15
with -O -fno-dse -fgcse -ftree-pre) 2010-11-04 Richard Guenther <rguenther@suse.de> PR rtl-optimization/46183 * gcse.c (execute_rtl_cprop): Cleanup the CFG if something changed. (execute_rtl_pre): Likewise. (execute_rtl_hoist): Likewise. * gcc.dg/torture/pr46183.c: New testcase. From-SVN: r166316
2010-11-03re PR debug/46252 (-fcompare-debug failure (length) with -O ↵Jakub Jelinek1-1/+1
-frerun-cse-after-loop -fno-tree-loop-optimize -funroll-loops) PR debug/46252 * reload1.c (delete_dead_insn): Use prev_active_insn instead of prev_real_insn. * gcse.c (insert_insn_end_basic_block): Likewise. * gcc.dg/pr46252.c: New test. From-SVN: r166232
2010-09-13fwprop.c (forward_propagate_and_simplify): Only attach a REG_EQUAL note to ↵Olivier Hainque1-6/+4
an insn if the destination is a register. * fwprop.c (forward_propagate_and_simplify): Only attach a REG_EQUAL note to an insn if the destination is a register. * gcse.c (try_replace_reg): Likewise. testsuite/ * gnat.dg/memtrap.adb: New test. From-SVN: r164245
2010-08-20vec.h (FOR_EACH_VEC_ELT): Define.Nathan Froyd1-7/+3
gcc/ * vec.h (FOR_EACH_VEC_ELT): Define. * c-decl.c: Use it. * cfgloop.c: Likewise. * cfgloopmanip.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/bfin/bfin.c: Likewise. * config/mips/mips.c: Likewise. * config/rs6000/rs6000.c: Likewise. * dbxout.c: Likewise. * df-scan.c: Likewise. * dominance.c: Likewise. * dse.c: Likewise. * dwarf2out.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * ggc-common.c: Likewise. * gimplify.c: Likewise. * graphite-blocking.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * graphite-dependences.c: Likewise. * graphite-interchange.c: Likewise. * graphite-poly.c: Likewise. * graphite-scop-detection.c: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * ipa-prop.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-emit.c: Likewise. * lambda-code.c: Likewise. * loop-invariant.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-opts.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-symtab.c: Likewise. * matrix-reorg.c: Likewise. * opts.c: Likewise. * predict.c: Likewise. * print-tree.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * sel-sched.c: Likewise. * sese.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-data-ref.c: Likewise. * tree-emutls.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * value-prof.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. gcc/ada/ * gcc-interface/decl.c: Use FOR_EACH_VEC_ELT. * gcc-interface/trans.c: Likewise. * gcc-interface/utils.c: Likewise. gcc/c-family/ * c-common.c: Use FOR_EACH_VEC_ELT. * c-gimplify.c: Likewise. * c-pragma.c: Likewise. gcc/cp/ * call.c: Use FOR_EACH_VEC_ELT. * class.c: Likewise. * decl.c: Likewise. * decl2.c: Likewise. * error.c: Likewise. * except.c: Likewise. * mangle.c: Likewise. * method.c: Likewise. * name-lookup.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * repo.c: Likewise. * semantics.c: Likewise. * typeck2.c: Likewise. gcc/fortran/ * trans-openmp.c: Use FOR_EACH_VEC_ELT. gcc/java/ * class.c: Use FOR_EACH_VEC_ELT. * expr.c: Likewise. * jcf-parse.c: Likewise. * resource.c: Likewise. gcc/lto/ * lto.c: Use FOR_EACH_VEC_ELT. From-SVN: r163401
2010-07-28re PR debug/45105 (-fcompare-debug failure at -Os)Jakub Jelinek1-7/+1
PR debug/45105 * gcse.c (hoist_code): Use FOR_BB_INSNS macro. * gcc.dg/pr45105.c: New test. From-SVN: r162647
2010-07-28re PR rtl-optimization/45107 (ICE: in insert_expr_in_table, at gcse.c:1213 ↵Maxim Kuvyrkov1-2/+3
with -Os -gcse-las (another one)) PR rtl-optimization/45107 * gcse.c (hash_scan_set): Use max_distance for gcse-las. PR rtl-optimization/45107 * gcc.dg/pr45107.c: New test. From-SVN: r162645
2010-07-28re PR rtl-optimization/45101 (ICE: in insert_expr_in_table, at gcse.c:1213 ↵Maxim Kuvyrkov1-2/+2
with -gcse-las) PR rtl-optimization/45101 * gcse.c (hash_scan_set): Fix argument ordering of insert_expr_in_table for gcse-las. From-SVN: r162622
2010-07-27re PR target/42495 (redundant memory load)Maxim Kuvyrkov1-130/+146
PR target/42495 PR middle-end/42574 * basic-block.h (get_dominated_to_depth): Declare. * dominance.c (get_dominated_to_depth): New function, use get_all_dominated_blocks as a base. (get_all_dominated_blocks): Use get_dominated_to_depth. * gcse.c (occr_t, VEC (occr_t, heap)): Define. (hoist_exprs): Remove. (alloc_code_hoist_mem, free_code_hoist_mem): Update. (compute_code_hoist_vbeinout): Add debug print outs. (hoist_code): Partially rewrite, simplify. Use get_dominated_to_depth. * params.def (PARAM_MAX_HOIST_DEPTH): New parameter to avoid quadratic behavior. * params.h (MAX_HOIST_DEPTH): New macro. * doc/invoke.texi (max-hoist-depth): Document. From-SVN: r162597
2010-07-27gcse.c (insert_insn_end_basic_block): Update signature, remove unused checks.Maxim Kuvyrkov1-24/+6
* gcse.c (insert_insn_end_basic_block): Update signature, remove unused checks. (pre_edge_insert, hoist_code): Update. From-SVN: r162593
2010-07-27re PR target/42495 (redundant memory load)Maxim Kuvyrkov1-3/+0
PR target/42495 PR middle-end/42574 * gcse.c (hoist_expr_reaches_here_p): Remove excessive check. From-SVN: r162592
2010-07-27* gcse.c (hoist_code): Generate new pseudo for every new set insn.Maxim Kuvyrkov1-2/+6
From-SVN: r162591
2010-07-27re PR rtl-optimization/40956 (Constants are never candidates for hoisting)Maxim Kuvyrkov1-2/+14
PR rtl-optimization/40956 PR target/42495 PR middle-end/42574 * gcse.c (compute_code_hoist_vbeinout): Consider more expressions for hoisting. (hoist_code): Count occurences in current block too. From-SVN: r162590
2010-07-27gcse.c (struct expr:max_distance): New field.Maxim Kuvyrkov1-27/+204
* gcse.c (struct expr:max_distance): New field. (doing_code_hoisting_p): New static variable. (want_to_gcse_p): Change signature. Allow constrained hoisting of simple expressions, don't change behavior for PRE. Set max_distance. (insert_expr_in_table): Set new max_distance field. (hash_scan_set): Update. (hoist_expr_reaches_here_p): Stop search after max_distance instructions. (find_occr_in_bb): New static function. Use it in ... (hoist_code): Calculate sizes of basic block before any changes are done. Pass max_distance to hoist_expr_reaches_here_p. (one_code_hoisting_pass): Set doing_code_hoisting_p. * params.def (PARAM_GCSE_COST_DISTANCE_RATIO,) (PARAM_GCSE_UNRESTRICTED_COST): New parameters. * params.h (GCSE_COST_DISTANCE_RATIO, GCSE_UNRESTRICTED_COST): New macros. * doc/invoke.texi (gcse-cost-distance-ratio, gcse-unrestricted-cost): Document. From-SVN: r162589
2010-07-27gcse.c (compute_transpout, transpout): Remove, move logic to prune_expressions.Jeff Law1-80/+86
* gcse.c (compute_transpout, transpout): Remove, move logic to prune_expressions. (compute_pre_data): Move pruning of trapping expressions ... (prune_expressions): ... here. New static function. (compute_code_hoist_data): Use it. (alloc_code_hoist_mem, free_code_hoist_mem, hoist_code): Update. Co-Authored-By: Maxim Kuvyrkov <maxim@codesourcery.com> From-SVN: r162588
2010-07-27dbgcnt.def (hoist_insn): New debug counter.Maxim Kuvyrkov1-1/+1
* dbgcnt.def (hoist_insn): New debug counter. * gcse.c (hoist_code): Use it. From-SVN: r162586
2010-07-12Makefile.in (gcse.o, [...]): Depend on gcse.h..Richard Sandiford1-6/+10
gcc/ * Makefile.in (gcse.o, target-globals.o): Depend on gcse.h.. * gcse.h: New file. * gcse.c: Include gcse.h. (default_target_gcse): New variable. (this_target_gcse): New conditional variable. (can_copy): Redefine as a macro. (can_copy_init_p): New macro. (can_copy_p): Remove can_copy_init_p. * target-globals.h (this_target_gcse): Declare. (target_globals): Add a gcse field. (restore_target_globals): Copy the gcse field to this_target_gcse. * target-globals.c: Include gcse.h. (default_target_globals): Initialize the gcse field. (save_target_globals): Likewise. From-SVN: r162108
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
2010-05-25function.h (struct function): Add can_throw_non_call_exceptions bit.Eric Botcazou1-2/+2
* function.h (struct function): Add can_throw_non_call_exceptions bit. * lto-streamer-in.c (input_function): Stream it in. * lto-streamer-out.c (output_function): Stream it out. * function.c (allocate_struct_function): Set it. (expand_function_end): Substitute cfun->can_throw_non_call_exceptions for flag_non_call_exceptions. * cfgbuild.c (control_flow_insn_p): Likewise. (make_edges): Likewise. * cfgexpand.c (expand_stack_alignment): Likewise. * combine.c (distribute_notes): Likewise. * cse.c (cse_extended_basic_block): Likewise. * except.c (insn_could_throw_p): Likewise. * gcse.c (simple_mem): Likewise. * ipa-pure-const.c (check_call): Likewise. (check_stmt ): Likewise. * lower-subreg.c (lower-subreg.c): Likewise. * optabs.c (emit_libcall_block): Likewise. (prepare_cmp_insn): Likewise. * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise. * postreload.c (rest_of_handle_postreload): Likewise. * reload1.c (reload_as_needed): Likewise. (emit_input_reload_insns): Likewise. (emit_output_reload_insns): Likewise. (fixup_abnormal_edges): Likewise. * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise. * store-motion.c (find_moveable_store): Likewise. * tree-eh.c (stmt_could_throw_p): Likewise. (tree_could_throw_p): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * config/arm/arm.c (arm_expand_prologue): Likewise. (thumb1_expand_prologue): Likewise. * config/rx/rx.md (cbranchsf4): Likewise. (cmpsf): Likewise. * config/s390/s390.c (s390_emit_prologue): Likewise. * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions. (inline_forbidden_into_p): New predicate. (expand_call_inline): Use it to forbid inlining. (tree_can_inline_p): Likewise. From-SVN: r159847
2010-05-22coretypes.h (struct simple_bitmap_def, [...]): New core types.Steven Bosscher1-1/+1
gcc/ChangeLog: * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap): New core types. * sbitmap.h (struct sbitmap_def): Do not typedef here. * sbitmap.c: Include sbitmap.h. * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h, hard-reg-set.h. Split everything related to regsets out from here... * regset.h: ...to here. New file. * df.h: Include regset.h and sbitmap.h. * tree-flow.h: Likewise. * cfgloop.h: Likewise. * except.h: Do not include sbitmap.h. Include hashtab.h. * cgraph.h: Include vec.h and function.h. * reload.h (struct insn_chain): Change types of live_throughout and dead_or_set from regset_head to bitmap_head. (compute_use_by_pseudos): Be defined also if regset.h is not included. * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of spilled_regs from regset_head to bitmap_head to avoid dependency in regset.h. * sel-sched-ir.h: Include regset.h. * reload.c: Include df.h before reload.h. * caller-save.c: Likewise. * reload1.c: Likewise. * ira.c: Likewise. (mark_elimination): Update type of r to bitmap, consistent with DF_LR_IN. * dominance.c: Include bitmap.h. * modulo-sched.c: Include df.h. * cfganal.c: Include bitmap.h and sbitmap.h. * cfgbuild.c: Include sbitmap.h. * lcm.c: Include sbitmap.h. * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET. * domwalk.c: Include sbitmap.h, exclude ggc.h. * cfgexpand.c: Inlcude bitmap.h and sbitmap.h. * cselib.c: Include bitmap.h. * tree-optimize.c: Include regset.h. * stmt.c: Include bitmap.h. * Makefile.in: Update dependencies. cp/ChangeLog * semantics.c: Include bitmap.h. * Make-lang.in: Update dependencies. From-SVN: r159746
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
2010-05-03tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.Steven Bosscher1-4/+4
* doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove. (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation, based on the above, for new target hook. * hooks.c (hook_bool_mode_true): New generic hook. * hooks.h (hook_bool_mode_true): Add prototype. * target.h (struct gcc_target): Add small_register_classes_for_mode_p target hook. * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default target hook, set to hook_bool_mode_false. * regs.h: Remove default definition of SMALL_REGISTER_CLASSES. * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES with targetm.small_register_classes_for_mode_p. (find_reusable_reload): Likewise. (combine_reloads): Likewise. * reload1.c (reload_as_needed): Likewise. * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise. * ifcvt.c (noce_process_if_block, check_cond_move_block, dead_or_predicable): Likewise. * regmove.c (optimize_reg_copy_1): Likewise. * calls.c (prepare_call_address): Likewise. (precompute_register_parameters): Likewise. * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small except for SH64. (sh_override_options): Use the new hook. * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p): Add prototype. * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small for THUMB1. * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p): Add prototype. * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small for MIPS16. * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p): Add prototype. * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/m32c/m32c.h: Likewise. * config/pdp11/pdp11.h: Likewise. * config/avr/avr.h: Likewise. * config/xtensa/xtensa.h: Likewise. * config/m68hc11/m68hc11.h: Likewise. * config/mn10300/mn10300.h: Likewise. * config/mcore/mcore.h: Likewise. * config/h8300/h8300.h: Likewise. * config/bfin/bfin.h: Likewise. * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition. * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition. From-SVN: r158997
2010-03-16re PR debug/43051 (VTA causes a stack living parameter unavailable in most ↵Jakub Jelinek1-2/+2
of the function) PR debug/43051 PR debug/43092 * cselib.c (cselib_preserve_constants, cfa_base_preserved_val): New static variables. (preserve_only_constants): New function. (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't clear its REG_VALUES. If cselib_preserve_constants, don't empty the whole hash table, but preserve there VALUEs with constants, cfa_base_preserved_val and cfa_base_preserved_val plus constant. (cselib_preserve_cfa_base_value): New function. (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val. (cselib_init): Change argument to int bitfield. Set cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS is in it. (cselib_finish): Clear cselib_preserve_constants and cfa_base_preserved_val. * cselib.h (enum cselib_record_what): New enum. (cselib_init): Change argument to int. (cselib_preserve_cfa_base_value): New prototype. * postreload.c (reload_cse_regs_1): Adjust cselib_init caller. * dse.c (dse_step1): Likewise. * cfgcleanup.c (thread_jump): Likewise. * sched-deps.c (sched_analyze): Likewise. * gcse.c (local_cprop_pass): Likewise. * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback. If FN is non-NULL, call the callback always and whenever it returns non-NULL just return that. Only do rtx_equal_p if FN is NULL. * rtl.h (simplify_replace_fn_rtx): Add argument to callback. * combine.c (propagate_for_debug_subst): Add old_rtx argument, compare from with old_rtx and if it isn't rtx_equal_p, return NULL. * Makefile.in (var-tracking.o): Depend on $(RECOG_H). * var-tracking.c: Include recog.h. (bb_stack_adjust_offset): Remove. (vt_stack_adjustments): Don't call it, instead just gather the adjustments using insn_stack_adjust_offset_pre_post on each bb insn. (adjust_stack_reference): Remove. (compute_cfa_pointer): New function. (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables. (struct adjust_mem_data): New type. (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New functions. (get_address_mode): New function. (replace_expr_with_values): Use it. (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P. Use get_address_mode. For cfa_base_rtx return MO_CLOBBER. (adjust_sets): Remove. (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode. (get_adjusted_src): Remove. (add_stores): Don't call it. Never reuse expr SET. Don't add extra MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode. (add_with_sets): Don't call adjust_sets. (fp_setter, vt_init_cfa_base): New functions. (vt_initialize): Change return type to bool. Move most of pool etc. initialization to the beginning of the function from end. Pass CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init. If !frame_pointer_needed, call vt_stack_adjustment before mos vector is filled, call vt_init_cfa_base if argp/framep has been eliminated to sp. If frame_pointer_needed and argp/framep has been eliminated to hard frame pointer, set hard_frame_pointer_adjustment and call vt_init_cfa_base after encountering fp setter in the prologue. For MO_ADJUST, call log_op_type before pusing the op into mos vector, not afterwards. Call adjust_insn before cselib_process_insn/add_with_sets, call cancel_changes (0) afterwards. (variable_tracking_main_1): Adjust for vt_initialize calling vt_stack_adjustments and returning whether it succeeded or not. * gcc.dg/guality/pr43051-1.c: New test. From-SVN: r157476
2010-02-03invoke.texi: Fix name of sched1 dump.Steven Bosscher1-23/+5
* doc/invoke.texi: Fix name of sched1 dump. * opts.c (decode_options): Set flag_tree_switch_conversion only conditionally on optimize >= 2. * gcse.c: Assorted comment fixes in pass description. From-SVN: r156466
2010-01-07gcse.c (execute_rtl_cprop, [...]): Do not add the DF_NOTE problem.Steven Bosscher1-3/+0
* gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist): Do not add the DF_NOTE problem. * store-motion.c (execute_rtl_store_motion): Likewise. From-SVN: r155690
2010-01-03postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM with BLOCK_FOR_INSN.Steven Bosscher1-9/+13
* postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM with BLOCK_FOR_INSN. * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise. * ifcvt.c (noce_get_alt_condition, noce_try_abs, noce_process_if_block): Likewise. * gcse.c (compute_local_properties, insert_expr_in_table, insert_set_in_table, canon_list_insert, find_avail_set, pre_insert_copy_insn): Likewise. * basic-block.h (BLOCK_NUM): Move from here... * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler. From-SVN: r155586
2009-11-25Remove trailing white spaces.H.J. Lu1-16/+16
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
2009-11-24[multiple changes]Paolo Carlini1-2/+2
2009-11-24 Michael Matz <matz@suse.de> * expr.c (set_storage_via_libcall): Fix build_call_expr call. 2009-11-24 David Binderman <dcb314@hotmail.com> * expr.c (store_field): Remove set but not used local variable width_mask. (expand_expr_real_2): Remove treeop2. * gcse.c (update_ld_motion_stores): Remove new_rtx. * haifa-sched.c (max_issue): Remove points. (sched_create_recovery_edges): Remove e. * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode. From-SVN: r154505
2009-11-08cfgrtl.c (pass_free_cfg): Add pass name.Zbigniew Chamski1-1/+1
* cfgrtl.c (pass_free_cfg): Add pass name. * cgraphbuild.c (pass_build_cgraph_edges): Likewise. (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise. * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name. * df-core.c (pass_df_initialize_no_opt): Likewise. * except.c (pass_rtl_eh): Likewise. * function.c (pass_init_function, pass_leaf_regs): Likewise. * gcse.c (pass_rtl_pre): Change pass name. * passes.c (pass_postreload): Add pass name. (make_pass_instance): Don't use duplicate-tracking logic for names starting with '*'. (next_pass_1): Assert that pass has a name. (register_one_dump_file): If there is an space in the name, skip past it. * predict.c (pass_strip_predict_hints): Add pass name. * reg-stack.c (pass_stack_regs): Likewise. * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise. * tree-cfg.c (pass_warn_function_return, pass_warn_function_noreturn): Add pass name. * tree-dfa.c (pass_referenced_vars): Likewise. * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Fix whitespace before comment. (pass_fixup_cfg): Add pass name, fix whitespace before comment. (pass_init_datastructures): Add pass name. * tree-ssa-loop.c (pass_record_bounds): Likewise. * tree-ssa.c (pass_early_warn_uninitialized, pass_late_warn_uninitialized): Likewise. * tree.c (pass_ipa_free_lang_data): Likewise. * doc/passes.texi (pass manager): Document how to disambiguate pass names. Co-Authored-By: Joern Rennecke <amylaar@spamcop.net> From-SVN: r154013
2009-10-20rtl.h (simplify_replace_fn_rtx): Declare.Richard Sandiford1-6/+5
gcc/ * rtl.h (simplify_replace_fn_rtx): Declare. (wrap_constant, unwrap_constant): Delete. * cfgexpand.c (unwrap_constant, wrap_constant): Delete. (expand_debug_expr): Don't call wrap_constant. * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC. (auto_adjust_pair): Fold into... (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC. Just return a new value. (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC, otherwise use simplify_replace_rtx. * cselib.c (wrap_constant): Reinstate old definition. (cselib_expand_value_rtx_1): Don't wrap constants. * gcse.c (try_replace_reg): Don't use copy_rtx in the call to simplify_replace_rtx. (bypass_block): Fix formatting in calls to simplify_replace_rtx. * reload1.c (reload): Skip all uses for an insn before adjusting it. Use simplify_replace_rtx. * simplify-rtx.c (simplify_replace_fn_rtx): New function, adapted from... (simplify_replace_rtx): ...here. Turn into a wrapper for simplify_replace_fn_rtx. (simplify_unary_operation): Don't unwrap CONSTs. * var-tracking.c (check_wrap_constant): Delete. (vt_expand_loc_callback): Don't call it. (vt_expand_loc): Likewise. From-SVN: r153037
2009-09-14Squash commit of EH in gimpleRichard Henderson1-6/+7
From-SVN: r151696
2009-09-02invoke.texi (-fvar-tracking-assignments): New.Alexandre Oliva1-9/+15
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
2009-06-22alias.c: Use REG_P...Shujing Zhao1-2/+2
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
2009-05-27gcse.c (target.h): Include.Julian Brown1-2/+18
gcc/ * gcse.c (target.h): Include. (can_assign_to_reg_without_clobbers_p): Check that the target allows copy of argument to a pseudo register. From-SVN: r147925
2009-05-16alias.c (struct alias_set_entry_d): Rename from struct alias_set_entry.Ian Lance Taylor1-29/+29
gcc/ChangeLog: * alias.c (struct alias_set_entry_d): Rename from struct alias_set_entry. Change all uses. * except.c (struct call_site_record_d): Rename from struct call_site_record. Change all uses. * except.h (struct eh_region_d): Rename from struct eh_region. Change all uses. * gcse.c (struct hash_table_d): Rename from struct hash_table. Change all uses. * graphite.c (struct ivtype_map_elt_d): Rename fromstruct ivtype_map_elt. Change all uses. (struct rename_map_elt_d): Rename fromstruct rename_map_elt. Change all uses. (struct ifsese_d): Rename fromstruct ifsese. Change all uses. * graphite.h (struct name_tree_d): Rename from struct name_tree. Change all uses. (struct sese_d): Rename from struct sese. Change all uses. * omega.h (struct eqn_d): Rename from struct eqn. Change all uses. (struct omega_pb_d): Rename from struct omega_pb. Change all uses. * optabs.h (struct optab_d): Rename from struct optab. Change all uses. (struct convert_optab_d): Rename from struct convert_optab. Change all uses. * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct ipa_opt_pass. Change all uses. * tree-predcom.c (struct dref_d): Rename from struct dref. Change all uses. * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already defined as a typedef. (grokdeclarator): If -Wc++-compat, warn if a typedef is already defined as a tag. gcc/cp/ChangeLog: * cp-tree.h (enum cp_lvalue_kind_flags): Rename from cp_lvalue_kind. Change all uses. (enum base_access_flags): Rename from enum base_access. Change all uses. * parser.c (enum cp_parser_flags): Remove enum tag. gcc/testsuite/ChangeLog: * gcc.dg/Wcxx-compat-10.c: New testcase. libcpp/ChangeLog: * include/cpplib.h (enum cpp_builtin_type): Rename from enum builtin_type. Change all uses. From-SVN: r147605
2009-04-30gcse.c (ae_gen): Remove.Steven Bosscher1-1166/+12
* gcse.c (ae_gen): Remove. (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p and make non-static function to make it available in store-motion.c. Update call sites with search-and-replace. (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok, extract_mentioned_regs, extract_mentioned_regs_helper, find_moveable_store, compute_store_table, load_kills_store, find_loads, store_killed_in_insn, store_killed_after, store_killed_before, build_store_vectors, insert_insn_start_basic_block, insert-store, remove_reachable_equiv_notes, replace_store_insn, delete_store, free_store_memory, one_store_motion_pass, gate_rtl_store_motion, execute_rtl_store_motion, pass_rtl_store_motion): Move to... * store-motion.c: ...new file. Also copy data structures from gcse.c and clean up to remove parts not used by store motion. * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype. * Makefile.in (store-motion.o): New rule. Add to OBJS-common. From-SVN: r147001
2009-04-30* gcse.c (gcse_constant_p): Fix typo in last change.Hans-Peter Nilsson1-1/+1
From-SVN: r146999
2009-04-30gcse.c (gcse_constant_p): Make sure the constant is sharable.Andreas Krebbel1-1/+3
2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com> * gcse.c (gcse_constant_p): Make sure the constant is sharable. From-SVN: r146997