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* 2010-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>manu2010-07-081-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@161943 138bc75d-0d04-0410-961f-82ee72b054a4
* * fwprop.c: Make emit-rtl.h include last.hubicka2010-06-011-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@160111 138bc75d-0d04-0410-961f-82ee72b054a4
* * sched-ebb.c: Rename struct deps to struct deps_desc.hubicka2010-05-271-4/+4
| | | | | | | | | | | * ddg.c: Likewise. * sel-sched-ir.c: Likewise. * sched-deps.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159923 138bc75d-0d04-0410-961f-82ee72b054a4
* * function.h (struct function): Add can_throw_non_call_exceptions bit.ebotcazou2010-05-251-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159847 138bc75d-0d04-0410-961f-82ee72b054a4
* 2010-01-14 Alexander Monakov <amonakov@ispras.ru>amonakov2010-01-141-1/+1
| | | | | | | | | | * sel-sched.c: Add 2010 to copyright years. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155906 138bc75d-0d04-0410-961f-82ee72b054a4
* 2010-01-14 Alexander Monakov <amonakov@ispras.ru>amonakov2010-01-141-3/+8
| | | | | | | | | * sel-sched-ir.c (sel_restore_other_notes): Rename to sel_restore_notes. Update all callers. Call reemit_notes for all insns. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155901 138bc75d-0d04-0410-961f-82ee72b054a4
* PR rtl-optimization/42389abel2010-01-141-9/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE to can_issue_more. (advance_state_on_fence): Likewise. (sel_target_adjust_priority): Print debug output only when sched_verbose >= 4, not 2. (get_expr_cost): Do not issue all unique insns on the next cycle. (fill_insns): Initialize can_issue_more from the value saved with the fence. * sel-sched-ir.c (flist_add): New parameter issue_more. Init FENCE_ISSUE_MORE with it. (merge_fences): Likewise. (init_fences): Update call to flist_add. (add_to_fences, add_clean_fence_to_fences) (add_dirty_fence_to_fences): Likewise. (move_fence_to_fences): Update call to merge_fences. (invoke_reorder_hooks): Do not reset can_issue_more on insns from sched groups. * sel-sched-ir.h (struct _fence): New field issue_more. (FENCE_ISSUE_MORE): New accessor macro. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155895 138bc75d-0d04-0410-961f-82ee72b054a4
* PR rtl-optimization/42388abel2010-01-141-3/+7
| | | | | | | | | | * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks that have no predecessors nor successors. Do not call move_bb_info for empty blocks outside of current region. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155894 138bc75d-0d04-0410-961f-82ee72b054a4
* 2010-01-14 Alexander Monakov <amonakov@ispras.ru>amonakov2010-01-141-1/+4
| | | | | | | | | | | | | | | PR rtl-optimization/39453 PR rtl-optimization/42246 * sel-sched-ir.c (considered_for_pipelining_p): Do not test for pipelining_p. (sel_add_loop_preheaders): Add preheader to last_added_blocks. * gcc.dg/pr39453.c: New. * gcc.dg/pr42246.c: New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155892 138bc75d-0d04-0410-961f-82ee72b054a4
* 2010-01-14 Andrey Belevantsev <abel@ispras.ru>amonakov2010-01-141-8/+72
| | | | | | | | | | | | | | | | | | | | | | | | | Alexander Monakov <amonakov@ispras.ru> PR middle-end/42245 * sel-sched-ir.c (sel_recompute_toporder): New. Use it... (maybe_tidy_empty_bb): ... here. Make static. Add new argument. Update all callers. (tidy_control_flow): ... and here. Recompute topological order of basic blocks in region if necessary. (sel_redirect_edge_and_branch): Change return type. Return true if topological order might have been invalidated. (purge_empty_blocks): Export and move from... * sel-sched.c (purge_empty_blocks): ... here. * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype. (maybe_tidy_empty_bb): Delete prototype. (purge_empty_blocks): Declare. * gcc.dg/pr42245.c: New. * gcc.dg/pr42245-2.c: New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155890 138bc75d-0d04-0410-961f-82ee72b054a4
* * matrix-reorg.c (analyze_matrix_allocation_site): Remove unusedjakub2009-11-281-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | malloc_fname variable. (check_allocation_function): Remove unused gsi and bb_level_0 variables. (transform_access_sites): Remove unused d_type_size and d_type_size_k variables. * omega.c (resurrect_subs): Remove unused n variable. (omega_solve_geq): Remove unused neweqns variable. * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable. * tree-inline.c (declare_return_variable): Remove USE_P argument, return use instead of var. (remap_decl, remap_block): Remove unused fn variable. (expand_call_inline): Remove unused retvar variable, adjust declare_return_variable caller. (optimize_inline_calls): Remove unused prev_fn variable. * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies variable. (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size variables. * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR properly. * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge variable. (vect_create_epilog_for_reduction): Remove unused bytesize variable. * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb parameter. Remove unused par_stmt variable. (determine_parallel_type): Adjust workshare_safe_to_combine_p caller. (expand_omp_sections): Remove unused l1 variable. (lower_omp_for): Remove unused ilist variable. * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes): Remove unused has_upstream_mem_write_p variable. * recog.c (decode_asm_operands): Remove unused noperands variable. * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and size2 variable. * libgcov.c (__gcov_merge_delta): Remove unused last variable. * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused base_nm variable. (gen_conditions_for_pow): Remove unused ec variable. * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size variable. * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused fndecl variable. * tree-ssa-sink.c (statement_sink_location): Remove unused code variable. * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid variables. * tree-complex.c (create_one_component_var): Remove unused inner_type variable. * calls.c (emit_call_1): Don't GEN_INT (struct_value_size) unnecessarily when GEN_*CALL omits that argument. * regrename.c (regrename_optimize): Remove unused regs_seen variable. (build_def_use): Remove unused icode variable. * ipa-pure-const.c (check_call): Remove unused callee and avail variables. * tree-dfa.c (add_referenced_var): Remove unused v_ann variable. * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type variable. (vect_pattern_recog): Remove unused stmt variable. * sel-sched-ir.c (make_regions_from_the_rest): Remove unused new_regions variable. * postreload.c (reload_cse_simplify_operands): Remove unused mode variable. * tree-parloops.c (create_call_for_reduction_1): Remove unused addr_type variable. (create_parallel_loop): Remove unused res variable. (gen_parallel_loop): Remove unused nloop variable. * tree-vect-loop-manip.c (vect_loop_versioning): Likewise. * value-prof.c (gimple_mod_subtract_transform, gimple_stringops_transform): Remove unused value variable. (gimple_stringops_values_to_profile): Remove unused fcode variable. * tree-vrp.c (register_new_assert_for): Remove unused found variable. (vrp_visit_switch_stmt): Remove unused n variable. * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr variable. (vectorizable_operation): Remove unused shift_p variable. (vectorizable_store): Remove unused first_stmt_vinfo variable. * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable. * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb variable. (vect_permute_store_chain): Remove unused scalar_dest variable. (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop variable. * tree-ssa-threadupdate.c (thread_single_edge): Remove unused local_info variable. * tree-optimize.c (tree_rest_of_compilation): Remove unused node variable. * optabs.c (expand_binop): Remove unused equiv_value variable. (emit_libcall_block): Remove unused prev variable. (init_optabs): Remove unused int_mode variable. * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node variable. (do_structure_copy): Remove unused lhsbase and rhsbase variables. (find_func_aliases): Remove unused rhstype variable. (ipa_pta_execute): Remove unused varid variable. gcc/objc/ * objc-act.c (generate_shared_structures): Remove unused sc_spec and decl_specs variables. (objc_build_message_expr): Remove unused loc variable. (objc_finish_message_expr): Remove unused saved_rtype variable. (encode_field_decl): Remove unused type variable. gcc/lto/ * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num variable. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154726 138bc75d-0d04-0410-961f-82ee72b054a4
* Remove trailing white spaces.hjl2009-11-251-366/+366
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154645 138bc75d-0d04-0410-961f-82ee72b054a4
* PR rtl-optimization/41697abel2009-11-131-0/+5
| | | | | | | | | * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with a conditional jump has a single successor. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154148 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-11-13 Andrey Belevantsev <abel@ispras.ru>abel2009-11-131-16/+49
| | | | | | | | | | | | | | | | | | | | | | | | | | | * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't allocate reg_last when in case lazy_reg_last is true. (init_deps_reg_last): New. (free_deps): When max_reg is 0, this context is already freed. * sched-int.h (init_deps_reg_last): Export. (init_deps): Update prototype. * sched-ebb.c (schedule_ebb): Update the call to init_deps. * sched-rgn.c (sched_rgn_compute_dependencies): Likewise. * ddg.c (build_intra_loop_deps): Likewise. * sel-sched-ir.c (copy_deps_context, create_deps_context, reset_deps_context, deps_init_id): Likewise. (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT. (free_data_for_scheduled_insn): New, break down from ... (free_first_time_insn_data): ... here. (has_dependence_p): Allocate reg_last now, when it is needed. (extend_insn_data): When maximal LUID is big enough, allocate per-insn data in smaller chunks. * sel-sched-ir.h (free_data_for_scheduled_insn): Export. * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT in scheduled insn. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154147 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/ChangeLog:aoliva2009-09-021-6/+45
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@151312 138bc75d-0d04-0410-961f-82ee72b054a4
* * haifa-sched.c (insn_finishes_cycle_p): New static function.mkuvyrkov2009-07-091-0/+1
| | | | | | | | | | | | | | (max_issue): Use it. * sched-int.h (struct sched_info: insn_finishes_block_p): New scheduler hook. * sched-rgn.c (rgn_insn_finishes_block_p): Implement it. (region_sched_info): Update. * sched-ebb.c (ebb_sched_info): Update. * modulo-sched.c (sms_sched_info): Update. * sel-sched-ir.c (sched_sel_haifa_sched_info): Update. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149427 138bc75d-0d04-0410-961f-82ee72b054a4
* 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>paolo2009-06-221-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@148786 138bc75d-0d04-0410-961f-82ee72b054a4
* PR rtl-optimization/40101abel2009-05-291-2/+2
| | | | | | | | | | | | * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative seqno. Adjust comment. * sel-sched.c (find_seqno_for_bookkeeping): Assert that when inserting bookkeeping before a jump, the jump is not scheduled. When no positive seqno found, provide a value. Add comment. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@147977 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/testsuite/Changelog:amonakov2009-04-281-8/+12
| | | | | | | | | | | | | | | | | | | | | 2009-04-28 Alexander Monakov <amonakov@ispras.ru> * gcc.target/ia64/20071210-2.c: New testcase. gcc/Changelog: 2009-04-28 Alexander Monakov <amonakov@ispras.ru> * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a block if there are complex incoming edges. (sel_merge_blocks): Remove useless assert. (sel_redirect_edge_and_branch): Check that edge was redirected. * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert. (sel_find_rgns): Delete declaration. * sel-sched.c (purge_empty_blocks): Attempt to remove first block of the region when it is not a preheader. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@146882 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/:ian2009-04-241-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice. (record_dead_and_set_regs): Likewise. * df.h (struct df_mw_hardreg): Change flags field to int. (struct df_base_ref): Likewise. (struct df): Change changeable_flags field to int. * df-scan.c (df_defs_record): Change clobber_flags to int. * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum constants rather than #define macros. (enum dwarf_attribute, enum dwarf_location_atom): Likewise. (enum dwarf_type, enum dwarf_endianity_encoding): Likewise. (enum dwarf_calling_convention): Likewise. (enum dwarf_line_number_x_ops): Likewise. (enum dwarf_call_frame_info): Likewise. (enum dwarf_source_language): Likewise. * dwarf2out.c (int_loc_descriptor): Add cast to enum type. (add_calling_convention_attribute): Likewise. * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type. (combine_comparisons): Change compcode to int. Add cast to enum type. * genrecog.c (maybe_both_true_2): Change c to int. (write_switch): Likewise. Add cast to enum type. * gimplify.c (gimplify_omp_for): Handle return values from gimplify_expr using MIN rather than bitwise or. (gimplify_expr): Add cast to enum type. * ipa-prop.c (update_jump_functions_after_inlining): Change IPA_BOTTOM to IPA_JF_UNKNOWN. * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int. Add casts to enum type. (setup_cover_and_important_classes): Change cl to int. Add casts to enum type. (setup_class_translate): Change cl and mode to int. (ira_init_once): Change mode to int. (free_register_move_costs): Likewise. (setup_prohibited_mode_move_regs): Add casts to enum type. * langhooks.c (add_builtin_function_common): Rework assertion that value fits bitfield. * mcf.c (add_fixup_edge): Change type parameter to edge_type. * omega.c (omega_do_elimination): Avoid math on enum types. * optabs.c (expand_vec_shift_expr): Remove casts to int. * opts.c (set_debug_level): Change 2 to enum constant. Use new int local to handle integral_argment value. * regmove.c (try_auto_increment): Change PUT_MODE to PUT_REG_NOTE_KIND. * reload.c (push_secondary_reload): Add casts to enum type. (secondary_reload_class, find_valid_class): Likewise. * reload1.c (emit_input_reload_insns): Likewise. * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise. * sel-sched.c (init_hard_regs_data): Change cur_mode to int. * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum constant. * tree.c (build_common_builtin_nodes): Add casts to enum type. * tree-complex.c (complex_lattice_t): Typedef to int rather than enum type. (expand_complex_libcall): Add casts to enum type. * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant. * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code with ERROR_MARK, not NUM_TREE_CODES. (vect_create_epilog_for_reduction): Likewise. (vectorizable_reduction): Don't initialize epiloc_reduc_code. When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES. * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to enum machine_mode. * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to vect_unused_in_loop. Change 0 to loop_vect. * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type. * var-tracking.c (get_init_value): Change return type to enum var_init_status. * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T. * config/arm/arm.c (fp_model_for_fpu): Change to array to enum arm_fp_model. (arm_override_options): Add casts to enum type. (arm_emit_tls_decoration): Likewise. * config/i386/i386.c (ix86_function_specific_restore): Add casts to enum type. * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise. * config/ia64/ia64.c (ia64_expand_compare): Change magic to int. * config/rs6000/rs6000.c (rs6000_override_options): Add casts to enum type. * config/s390/s390.c (code_for_builtin_64): Change to array of enum insn_code. (code_for_builtin_31): Likewise. (s390_expand_builtin): Change code_for_builtin to enum insn_code const *. * config/sparc/sparc.c (sparc_override_options): Change value field in struct code_model to enum cmodel. In initializer change 0 to NULL and add cast to enum type. * c-typeck.c (build_modify_expr): Add lhs_origtype parameter. Change all callers. Issue a -Wc++-compat warning using lhs_origtype if necessary. (convert_for_assignment): Issue -Wc++-compat warnings about invalid conversions to enum type on assignment. * c-common.h (build_modify_expr): Update declaration. gcc/cp/: * call.c (build_temp): Change 0 to enum constant. * cp-tree.h (cp_lvalue_kind): Typedef to int rather than enum type. * cp-gimplify.c (cp_gimplify_expr): Add cast to enum type. * decl2.c (constrain_visibility): Likewise. * parser.c (cp_lexer_get_preprocessor_token): Likewise. (cp_parser_flags): Typedef to int rather than enum type. (cp_parser_expression_stack_entry): Change prec field to enum cp_parser_prec. * typeck.c (build_modify_expr): Add lhs_origtype parameter. Change all callers. gcc/fortran/: * gfortran.h (enum gfc_symbol_type): New named enum type, broken out of struct gfc_symbol. (struct gfc_symbol): Use enum gfc_symbol_type. (enum gfc_array_ref_dimen_type): New named enum type, broken out of struct gfc_array_ref). (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type. (mod_pointee_as): Update declaration. * decl.c (add_global_entry): Change type to enum gfc_symbol_type. (gfc_mod_pointee_as): Change return type to "match". * module.c (mio_array_ref): Add cast to enum type. (mio_symbol): Likewise. * resolve.c (resolve_global_procedure): Change type to enum gfc_symbol_type. * trans-io.c (gfc_build_st_parameter): Change type to unsigned int. gcc/java/: * jcf-parse.c (handle_constant): Add cast to enum type. gcc/objc/: * objc-act.c (get_super_receiver): Update calls to build_modify_expr to pass new argument. gcc/testsuite/: * gcc.dg/Wcxx-compat-4.c: New testcase. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@146735 138bc75d-0d04-0410-961f-82ee72b054a4
* PR rtl-optimization/39580abel2009-04-221-8/+0
| | | | | | | * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@146588 138bc75d-0d04-0410-961f-82ee72b054a4
* 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>zadeck2008-10-111-5/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR rtl-optimization/37448 * df.h: (df_ref_class): New enum. (DF_REF_TYPE_NAMES, df_ref_extract): Removed. (struct df_ref): Replaced with union df_ref_d. (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref): New members of df_ref_d union. (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN, DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS, DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG, DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET, DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d. (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros. (df_scan_bb_info, df_bb_regno_first_def_find, df_bb_regno_last_def_find, df_find_def, df_find_use, df_refs_chain_dump, df_regs_chain_dump, df_ref_debug, debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy, df_ref_create, df_ref_remove, df_compute_accessed_bytes, df_get_artificial_defs, df_get_artificial_uses, union_defs) Replaced struct df_ref * with df_ref. * df-scan.c (df_collection_rec, df_null_ref_rec, df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref, df_grow_ref_info, df_ref_create, df_reg_chain_unlink, df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain, df_ref_chain_delete, df_free_collection_rec, df_insn_rescan, df_reorganize_refs_by_reg_by_reg, df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg, df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs, df_sort_and_compress_refs, df_install_ref, df_install_refs, df_ref_record, df_get_conditional_uses, df_get_call_refs, df_bb_refs_record, df_exit_block_uses_collect, df_record_exit_block_uses, df_reg_chain_mark, df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct df_ref * with df_ref. (df_ref_record, df_uses_record, df_ref_create_structure): Added df_ref_class parameter. (df_scan_problem_data): Added new pools for different types of refs. (df_scan_free_internal, df_scan_alloc, df_free_ref, df_ref_create_structure): Processed new ref pools. (df_scan_start_dump): Added counts of refs and insns. (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record, df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect, df_entry_block_defs_collect, df_exit_block_uses_collect): Added code to pass df_ref_class down to ref creation functions. (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1, df_reg_chain_mark): Use macros to hide references to df_refs. (df_ref_chain_change_bb): Removed. (df_insn_change_bb): Remove calls to df_ref_insn_change_bb. (df_ref_equal_p, df_ref_compare, df_ref_create_structure): Enhanced to understand df_ref union structure. * fwprop.c (local_ref_killed_between_p, use_killed_between, all_uses_available_at, update_df, try_fwprop_subst, forward_propagate_subreg, forward_propagate_and_simplify, forward_propagate_into, fwprop, fwprop_addr): Replaced struct df_ref * with df_ref. (use_killed_between, all_uses_available_at): Use macros to hide references to df_refs. * regstat.c (regstat_bb_compute_ri, regstat_bb_compute_calls_crossed): Replaced struct df_ref * with df_ref. * see.c (see_handle_relevant_defs, see_handle_relevant_uses, see_handle_relevant_refs, see_analyze_one_def, see_update_relevancy, see_propagate_extensions_to_uses): Replaced struct df_ref * with df_ref. * ra-conflict.c (record_one_conflict, clear_reg_in_live, global_conflicts): Replaced struct df_ref * with df_ref. * ddg.c (create_ddg_dep_from_intra_loop_link, add_cross_iteration_register_deps, build_inter_loop_deps): Replaced struct df_ref * with df_ref. (create_ddg_dep_from_intra_loop_link, add_cross_iteration_register_deps): Use macros to hide references to df_refs. * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct df_ref * with df_ref. * df-core.c (df_bb_regno_first_def_find, df_bb_regno_last_def_find, df_find_def, df_find_use, df_refs_chain_dump, df_regs_chain_dump, df_ref_debug, debug_df_ref): Replaced struct df_ref * with df_ref. (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs. * cse.c (cse_extended_basic_block): Replaced struct df_ref * with df_ref. * web.c (union_defs, entry_register, replace_ref, web_main): Replaced struct df_ref * with df_ref. (union_defs, replace_ref): Use macros to hide references to df_refs. * global.c (compute_regs_asm_clobbered, build_insn_chain): Replaced struct df_ref * with df_ref. * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref. * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ): Replaced struct df_ref * with df_ref. * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p, mark_ref_dead, process_bb_node_lives): Replaced struct df_ref * with df_ref. * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref. * df-byte-scan.c (df_compute_accessed_bytes_extract, df_compute_accessed_bytes_strict_low_part, df_compute_accessed_bytes_subreg, df_compute_accessed_bytes): Replaced struct df_ref * with df_ref. (df_compute_accessed_bytes): Use macros to hide references to df_refs. * init-regs.c (initialize_uninitialized_regs): Replaced struct df_ref * with df_ref. * loop-invariant.c (invariant_for_use, hash_invariant_expr_1, check_dependency, check_dependencies, record_uses): Replaced struct df_ref * with df_ref. (invariant_for_use, check_dependency): Use macros to hide references to df_refs. * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def, get_biv_step_1, get_biv_step, record_iv, iv_analyze_def, iv_analyze, biv_p): Replaced struct df_ref * with df_ref. (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide references to df_refs. * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref * with df_ref. * combine.c (create_log_links): Replaced struct df_ref * with df_ref. * df-problems.c (df_rd_bb_local_compute_process_def, df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create, df_chain_unlink_1, df_chain_unlink, df_chain_copy, df_chain_remove_problem, df_chain_create_bb_process_use, df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_check_regs, df_byte_lr_bb_local_compute, df_byte_lr_simulate_defs, df_byte_lr_simulate_uses, df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note, df_note_bb_compute, df_note_add_problem, df_simulate_defs, df_simulate_uses, df_simulate_artificial_refs_at_end, df_simulate_artificial_refs_at_top): Replaced struct df_ref * with df_ref. (df_chain_dump): Use macros to hide references to df_refs. * config/mips/mips.c (r10k_simplify_address): Replaced struct df_ref * with df_ref. * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes, mark_artificial_uses, mark_reg_dependencies, byte_dce_process_block): Replaced struct df_ref * with df_ref. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@141067 138bc75d-0d04-0410-961f-82ee72b054a4
* * sel-sched-ir.c (cmp_v_in_regset_pool): Surround withabel2008-09-011-0/+2
| | | | | | | | #ifdef ENABLE_CHECKING. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@139863 138bc75d-0d04-0410-961f-82ee72b054a4
* 2008-08-31 Andrey Belevantsev <abel@ispras.ru>abel2008-09-011-0/+6049
Dmitry Melnik <dm@ispras.ru> Dmitry Zhurikhin <zhur@ispras.ru> Alexander Monakov <amonakov@ispras.ru> Maxim Kuvyrkov <maxim@codesourcery.com> * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c, sel-sched-dump.c, sel-sched-ir.c: New files. * Makefile.in (OBJS-common): Add selective scheduling object files. (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries. (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries. (sched-vis.o): Add dependency on $(INSN_ATTR_H). * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes. * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions. (make_forwarder_block): Update loop latch if we have redirected the loop latch edge. * cfgloop.c (get_loop_body_in_custom_order): New function. * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field. (CP_FALLTHRU_PREHEADERS): Likewise. (get_loop_body_in_custom_order): Declare. * cfgloopmanip.c (has_preds_from_loop): New. (create_preheader): Honor CP_FALLTHRU_PREHEADERS. Assert that the preheader edge will be fall thru when it is set. * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining, fsel-sched-pipelining-outer-loops, fsel-sched-renaming, fsel-sched-substitution, fselective-scheduling): New flags. * cse.c (hash_rtx_cb): New. (hash_rtx): Use it. * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt, sel_sched_insn_cnt): New counters. * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize. * genattr.c (main): Output maximal_insn_latency prototype. * genautomata.c (output_default_latencies): New. Factor its code from ... (output_internal_insn_latency_func): ... here. (output_internal_maximal_insn_latency_func): New. (output_maximal_insn_latency_func): New. * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally. (struct hard_reg_set_iterator): New. (hard_reg_set_iter_init, hard_reg_set_iter_set, hard_reg_set_iter_next): New functions. (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro. * lists.c (remove_free_INSN_LIST_node, remove_free_EXPR_LIST_node): New functions. * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when calling create_preheaders. (loop_optimizer_finalize): Do not verify flow info after reload. * recog.c (validate_replace_rtx_1): New parameter simplify. Default it to true. Update all uses. Factor out simplifying code to ... (simplify_while_replacing): ... this new function. (validate_replace_rtx_part, validate_replace_rtx_part_nosimplify): New. * recog.h (validate_replace_rtx_part, validate_replace_rtx_part_nosimplify): Declare. * rtl.c (rtx_equal_p_cb): New. (rtx_equal_p): Use it. * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare. (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node, debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise. * vecprim.h: Add a vector type for unsigned int. * haifa-sched.c: Include vecprim.h and cfgloop.h. (issue_rate, sched_verbose_param, note_list, dfa_state_size, ready_try, cycle_issued_insns, spec_info): Make global. (readyp): Initialize. (dfa_lookahead): New global variable. (old_max_uid, old_last_basic_block): Remove. (h_i_d): Make it a vector. (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work through HID macro. (after_recovery, adding_bb_to_current_region_p): New variables to handle correct insertion of the recovery code. (struct ready_list): Move declaration to sched-int.h. (rgn_n_insns): Removed. (rtx_vec_t): Move to sched-int.h. (find_insn_reg_weight): Remove. (find_insn_reg_weight1): Rename to find_insn_reg_weight. (haifa_init_h_i_d, haifa_finish_h_i_d): New functions to initialize / finalize haifa instruction data. (extend_h_i_d, init_h_i_d): Rewrite. (unlink_other_notes): Move logic to add_to_note_list. Handle selective scheduler. (ready_lastpos, ready_element, ready_sort, reemit_notes, find_fallthru_edge): Make global, remove static prototypes. (max_issue): Make global. Add privileged_n and state parameters. Use them. (extend_global, extend_all): Removed. (init_before_recovery): Add new param. Fix the handling of the case when we insert a recovery code before the EXIT which has a predecessor with a fallthrough edge to it. (create_recovery_block): Make global. Rename to sched_create_recovery_block. Update. (change_pattern): Rename to sched_change_pattern. Make global. (speculate_insn): Rename to sched_speculate_insn. Make global. Split haifa-specific functionality into ... (haifa_change_pattern): New static function. (sched_extend_bb): New static function. (sched_init_bbs): New function. (current_sched_info): Change type to struct haifa_sched_info. (insn_cost): Adjust for selective scheduling. (dep_cost_1): New function. Move logic from ... (dep_cost): ... here. (dep_cost): Use dep_cost_1. (contributes_to_priority_p): Use sched_deps_info instead of current_sched_info. (priority): Adjust to work with selective scheduling. Process the corner case when all dependencies don't contribute to priority. (rank_for_schedule): Use ds_weak instead of dep_weak. (advance_state): New function. Move logic from ... (advance_one_cycle): ... here. (add_to_note_list, concat_note_lists): New functions. (rm_other_notes): Make static. Adjust for selective scheduling. (remove_notes, restore_other_notes): New functions. (move_insn): Add two arguments. Update assert. Don't call reemit_notes. (choose_ready): Remove lookahead variable, use dfa_lookahead. Remove more_issue, max_points. Move the code to initialize max_lookahead_tries to max_issue. (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate ready. Adjust use of move_insn. Call restore_other_notes. (luid): Remove. (sched_init, sched_finish): Move Haifa-specific initialization/ finalization to ... (haifa_sched_init, haifa_sched_finish): ... respectively. New functions. (setup_sched_dump): New function. (haifa_init_only_bb): New static function. (haifa_speculate_insn): New static function. (try_ready): Use haifa_* instead of speculate_insn and change_pattern. (extend_ready, extend_all): Remove. (sched_extend_ready_list, sched_finish_ready_list): New functions. (create_check_block_twin, add_to_speculative_block): Use haifa_insns_init instead of extend_global. Update to use new initialization functions. Change parameter. Factor out code from create_check_block_twin to ... (sched_create_recovery_edges) ... this new function. (add_block): Remove. (sched_scan_info): New. (extend_bb): Use sched_scan_info. (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New static functions for walking through scheduling region. (sched_luids): New vector variable to replace uid_to_luid. (luids_extend_insn): New function. (sched_max_luid): New variable. (luids_init_insn): New function. (sched_init_luids, sched_finish_luids): New functions. (insn_luid): New debug function. (sched_extend_target): New function. (haifa_init_insn): New static function. (sched_init_only_bb): New hook. (sched_split_block): New hook. (sched_split_block_1): New function. (sched_create_empty_bb): New hook. (sched_create_empty_bb_1): New function. (common_sched_info, ready): New global variables. (current_sched_info_var): Remove. (move_block_after_check): Use common_sched_info. (haifa_luid_for_non_insn): New static function. (init_before_recovery): Use haifa_init_only_bb instead of add_block. (increase_insn_priority): New. * modulo-sched.c: (issue_rate): Remove static declaration. (sms_sched_info): Change type to haifa_sched_info. (sms_sched_deps_info, sms_common_sched_info): New variables. (setup_sched_infos): New. (sms_schedule): Initialize them. Call haifa_sched_init/finish. Do not call regstat_free_calls_crossed. (sms_print_insn): Use const_rtx. * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS, PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD, PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME, PARAM_SCHED_MEM_TRUE_DEP_COST): New. * sched-deps.c (sched_deps_info): New. Update all relevant uses of current_sched_info to use it. (enum reg_pending_barrier_mode): Move to sched-int.h. (h_d_i_d): New variable. Initialize to NULL. ({true, output, anti, spec, forward}_dependency_cache): Initialize to NULL. (estimate_dep_weak): Remove static declaration. (sched_has_condition_p): New function. Adjust users of sched_get_condition to use it instead. (conditions_mutex_p): Add arguments indicating which conditions are reversed. Use them. (sched_get_condition_with_rev): Rename from sched_get_condition. Add argument to indicate whether returned condition is reversed. Do not generate new rtx when condition should be reversed; indicate it by setting new argument instead. (add_dependence_list_and_free): Add deps parameter. Update all users. Do not free dependence list when deps context is readonly. (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly contexts. (remove_from_dependence_list, remove_from_both_dependence_lists): New. (remove_from_deps): New. Use the above functions. (cur_insn, can_start_lhs_rhs_p): New static variables. (add_or_update_back_dep_1): Initialize present_dep_type. (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set, haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep, haifa_note_dep): New functions implementing dependence hooks for the Haifa scheduler. (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep, note_dep): New functions. (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New functions. (init_deps): Initialize last_reg_pending_barrier and deps->readonly. (free_deps): Initialize deps->reg_last. (sched_analyze_reg, sched_analyze_1, sched_analyze_2, sched_analyze_insn): Update to use dependency hooks infrastructure and readonly contexts. (deps_analyze_insn): New function. Move part of logic from ... (sched_analyze): ... here. Also move some logic to ... (deps_start_bb): ... here. New function. (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with sel_sched_p. (sched_deps_init): New function. Move code from ... (init_dependency_caches): ... here. Remove. (init_deps_data_vector): New. (sched_deps_finish): New function. Move code from ... (free_dependency_caches): ... here. Remove. (init_deps_global, finish_deps_global): Adjust for use with selective scheduling. (get_dep_weak): Move logic to ... (get_dep_weak_1): New function. (ds_merge): Move logic to ... (ds_merge_1): New static function. (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions. (ds_get_max_dep_weak): New function. * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns. (n_insns): Rename to rgn_n_insns. (debug_ebb_dependencies): New function. (init_ready_list): Use it. (begin_schedule_ready): Use sched_init_only_bb. (ebb_print_insn): Indicate when an insn starts a new cycle. (contributes_to_priority, compute_jump_reg_dependencies, add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names. (add_block1): Remove to ebb_add_block. (ebb_sched_deps_info, ebb_common_sched_info): New variables. (schedule_ebb): Initialize them. Use remove_notes instead of rm_other_notes. Use haifa_local_init/finish. (schedule_ebbs): Use haifa_sched_init/finish. * sched-int.h: Include vecprim.h, remove rtl.h. (struct ready_list): Delete declaration. (sched_verbose_param, enum sched_pass_id_t, bb_vec_t, insn_vec_t, rtx_vec_t): New. (struct sched_scan_info_def): New structure. (sched_scan_info, sched_scan, sched_init_bbs, sched_init_luids, sched_finish_luids, sched_extend_target, haifa_init_h_i_d, haifa_finish_h_i_d): Declare. (struct common_sched_info_def): New. (common_sched_info, haifa_common_sched_info, sched_emulate_haifa_p): Declare. (sel_sched_p): New. (sched_luids): Declare. (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare. (sched_max_luid, insn_luid): Declare. (note_list, remove_notes, restore_other_notes, bb_note): Declare. (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes, print_insn, print_pattern, print_value, haifa_classify_insn, sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state, setup_sched_dump, sched_init, sched_finish, sel_insn_is_speculation_check): Export. (struct ready_list): Move from haifa-sched.c. (ready_try, ready, max_issue): Export. (ebb_compute_jump_reg_dependencies, find_fallthru_edge, sched_init_only_bb, sched_split_block, sched_split_block_1, sched_create_empty_bb, sched_create_empty_bb_1, sched_create_recovery_block, sched_create_recovery_edges): Export. (enum reg_pending_barrier_mode): Export. (struct deps): New fields `last_reg_pending_barrier' and `readonly'. (deps_t): New. (struct sched_info): Rename to haifa_sched_info. Use const_rtx for print_insn field. Move add_block and fix_recovery_cfg to common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ... (struct sched_deps_info_def): ... this new structure. (sched_deps_info): Declare. (struct spec_info_def): Remove weakness_cutoff, add data_weakness_cutoff and control_weakness_cutoff. (spec_info): Declare. (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add dep_count field. (struct haifa_insn_data): Rename to struct _haifa_insn_data. (haifa_insn_data_def, haifa_insn_data_t): New typedefs. (current_sched_info): Change type to struct haifa_sched_info. (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs. (h_d_i_d): New variable. (HDID): New accessor macro. (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *. (HID): New accessor macro. Rewrite h_i_d accessor macros through HID and HDID. (IS_SPECULATION_CHECK_P): Update for selective scheduler. (enum SCHED_FLAGS): Update for selective scheduler. (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL. (init_dependency_caches, free_dependency_caches): Delete declarations. (deps_analyze_insn, remove_from_deps, get_dep_weak_1, estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak, ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init, sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use, haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb, ds_to_dt): Export. (rm_other_notes): Delete declaration. (schedule_block): Remove one argument. (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort, ready_element, ready_lastpos, sched_extend_ready_list, sched_finish_ready_list, sched_change_pattern, sched_speculate_insn, concat_note_lists): Export. (struct region): Move from sched-rgn.h. (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn, RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB, BLOCK_TO_BB, CONTAINING_RGN): Export. (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise. (current_nr_blocks, current_blocks, target_bb): Likewise. (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init, sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies, sched_rgn_local_init, extend_regions, rgn_make_new_region_out_of_new_block, compute_priorities, debug_rgn_dependencies, free_rgn_deps, contributes_to_priority, extend_rgns, deps_join rgn_setup_common_sched_info, rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot, dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export. (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority, increase_insn_priority): Likewise. * sched-rgn.c: Include sel-sched.h. (ref_counts): New static variable. Use it ... (INSN_REF_COUNT): ... here. Rewrite and move closer to uses. (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro. (sched_is_disabled_for_current_region_p): Delete static declaration. (struct region): Move to sched-int.h. (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn, ebb_head): Define and initialize. (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB, BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to sched-int.h. (find_single_block_region): Add new argument to indicate that EBB regions should be constructed. (debug_live): Delete declaration. (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers. (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete declaration. (init_regions): Delete declaration. (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot, rgn_estimate_number_of_insns): New. (too_large): Use estimate_number_of_insns. (haifa_find_rgns): New. Move the code from ... (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns. (free_trg_info): New. (compute_trg_info): Allocate candidate tables here instead of ... (init_ready_list): ... here. (rgn_print_insn): Use const_rtx. (contributes_to_priority, extend_regions): Delete static declaration. (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names. (add_block1): Rename to rgn_add_block. (debug_rgn_dependencies): Delete static qualifier. (new_ready): Use sched_deps_info. Simplify. (rgn_common_sched_info, rgn_const_sched_deps_info, rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New. (region_sched_info): Rename to rgn_const_sched_info. (deps_join): New, extracted from ... (propagate_deps): ... here. (compute_block_dependences, debug_dependencies): Update for selective scheduling. (free_rgn_deps, compute_priorities): New functions. (sched_rgn_init, sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies): New functions. (schedule_region): Use them. (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish, rgn_setup_common_sched_info, rgn_setup_sched_infos): New functions. (schedule_insns): Call new functions that were split out. (rgn_make_new_region_out_of_new_block): New. (get_rgn_sched_max_insns_priority): New. (rest_of_handle_sched, rest_of_handle_sched2): Call selective scheduling when appropriate. * sched-vis.c: Include insn-attr.h. (print_value, print_pattern): Make global. (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions. * target-def.h (TARGET_SCHED_ADJUST_COST_2, TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT, TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT, TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target hooks. Initialize them to 0. (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK. * target.h (struct gcc_target): Add them. Rename gen_check field to gen_spec_check. * flags.h (sel_sched_switch_set): Declare. * opts.c (sel_sched_switch_set): New variable. (decode_options): Unset flag_sel_sched_pipelining_outer_loops if pipelining is disabled from command line. (common_handle_option): Record whether selective scheduling is requested from command line. * doc/invoke.texi: Document new flags and parameters. * doc/tm.texi: Document new target hooks. * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check. (dfa_state_size): Do not declare locally. * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0. * config/rs6000/rs6000.c (rs6000_init_sched_context, rs6000_alloc_sched_context, rs6000_set_sched_context, rs6000_free_sched_context): New functions. (struct _rs6000_sched_context): New. (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective scheduling. (rs6000_sched_finish): Do not run for selective scheduling. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@139854 138bc75d-0d04-0410-961f-82ee72b054a4