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* PR rtl-optimization/38711steven2012-10-141-18/+19
| | | | | | | | | | | | | | | | | | | | | * df.h (df_get_live_out, df_get_live_in): Make static inline functions. * df-problems.c (df_get_live_out, df_get_live_in): Moved to df.h. * ira-lives.c (process_bb_node_lives): Use df_get_live_out instead of DF_LR_OUT. * ira-build.c (create_bb_allocnos): Likewise. (create_loop_allocnos): Likewise, and use df_get_live_in instead of DF_LR_IN. * ira-emit.c (generate_edge_moves): Likewise. (add_ranges_and_copies): Likewise. * ira-color.c (ira_loop_edge_freq): Use df_get_live_out instead of DF_LR_OUT, and df_get_live_in instead of DF_LR_IN. * ira.c (mark_elimination): Update DF_LR and DF_LIVE. (build_insn_chain): Use df_get_live_out instead of DF_LR_OUT. (do_reload): Remove the DF_LIVE problem for -O1. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@192440 138bc75d-0d04-0410-961f-82ee72b054a4
* * ira.c (ira): Set current_loops to &ira_loops before recordingsteven2012-10-131-2/+8
| | | | | | | | loop exits. Release recorded exits and loops early. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@192423 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-10-021-19/+26
| | | | | | | | | | | | * ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs. (ira_useful_class_mode_regs): New macro. * ira.c (clarify_prohibited_class_mode_regs): Set up ira_useful_class_mode_regs. * ira-color.c (setup_profitable_hard_regs): Use it to initialise profitable_hard_regs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191996 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-10-021-2/+14
| | | | | | | | | | | | | | | | | | * ira.h (target_ira): Add x_ira_class_singleton. (ira_class_singleton): New macro. * ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton. * ira-build.c (update_conflict_hard_reg_costs): Use ira_class_singleton to check for classes with a single allocatable register. * ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise. (single_reg_class): Likewise. When more than one class is specified, check whether they have the same singleton register. (process_single_reg_class_operands): Require single_reg_class to return NO_REGS or a class with a single allocatable register. Obtain that register from ira_class_singleton. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191995 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-09-101-1/+1
| | | | | | | * ira.c (setup_pressure_classes): Handle synonymous classes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191159 138bc75d-0d04-0410-961f-82ee72b054a4
* 2012-08-23 Kenneth Zadeck <zadeck@naturalbridge.com>zadeck2012-08-231-16/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * alias.c (rtx_equal_for_memref_p): Convert constant cases. * combine.c (find_single_use_1, mark_used_regs_combine): Convert to CASE_CONST_ANY. * cse.c (exp_equiv_p, canon_reg, fold_rtx, cse_process_notes_1, count_reg_usage): Convert constant cases. * cselib.c (cselib_expand_value_rtx_1): Convert to CASE_CONST_ANY. (cselib_subst_to_values): Convert constant cases. * df-scan.c (df_uses_record): Ditto. * dse.c (const_or_frame_p): Convert case statements to explicit if-then-else using mode classes. * emit-rtl.c (verify_rtx_sharing, copy_insn_1): Convert constant cases. * explow.c (convert_memory_address_addr_space): Ditto. * gcse.c (want_to_gcse_p, oprs_unchanged_p, compute_transp): Ditto. * genattrtab.c (attr_copy_rtx, clear_struct_flag): Ditto. * ira.c (equiv_init_varies_p, contains_replace_regs, memref_referenced_p, rtx_moveable_p): Ditto. * jump.c (mark_jump_label_1): Remove constant cases. (rtx_renumbered_equal_p): Convert to CASE_CONST_UNIQUE. * loop-invariant.c (check_maybe_invariant, hash_invariant_expr_1, invariant_expr_equal_p): Convert to CASE_CONST_ANY. * postreload-gcse.c (oprs_unchanged_p): Convert constant cases. * reginfo.c (reg_scan_mark_refs): Ditto. * regrename.c (scan_rtx): Ditto. * reload1.c (eliminate_regs_1, elimination_effects, scan_paradoxical_subregs): Ditto. * reload.c (operands_match_p, subst_reg_equivs): Ditto. * resource.c (mark_referenced_resources, mark_set_resources): Ditto. * rtlanal.c (rtx_unstable_p, rtx_varies_p, count_occurrences) (reg_mentioned_p, modified_between_p, modified_in_p) (volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p_1, inequality_comparisons_p, computed_jump_p_1): Ditto. * rtl.c (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Ditto. * sched-deps.c (sched_analyze_2): Ditto. * valtrack.c (cleanup_auto_inc_dec): Ditto. * rtl.h: (CASE_CONST_SCALAR_INT, CASE_CONST_UNIQUE, CASE_CONST_ANY): New macros. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190627 138bc75d-0d04-0410-961f-82ee72b054a4
* PR middle-end/53411jakub2012-08-141-3/+3
| | | | | | | | | | | | PR rtl-optimization/53495 * ira.c (ira): Move delete_trivially_dead_insns call before find_moveable_pseudos call. * gcc.c-torture/compile/pr53411.c: New test. * gcc.c-torture/compile/pr53495.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190376 138bc75d-0d04-0410-961f-82ee72b054a4
* 2012-08-13 Richard Guenther <rguenther@suse.de>rguenth2012-08-131-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (struct basic_block): Remove loop_depth member, move flags and index members next to each other. * cfgloop.h (bb_loop_depth): New inline function. * cfghooks.c (split_block): Do not set loop_depth. (duplicate_block): Likewise. * cfgloop.c (flow_loop_nodes_find): Likewise. (flow_loops_find): Likewise. (add_bb_to_loop): Likewise. (remove_bb_from_loops): Likewise. * cfgrtl.c (force_nonfallthru_and_redirect): Likewise. * gimple-streamer-in.c (input_bb): Do not stream loop_depth. * gimple-streamer-out.c (output_bb): Likewise. * bt-load.c: Include cfgloop.h. (migrate_btr_defs): Use bb_loop_depth. * cfg.c (dump_bb_info): Likewise. * final.c (compute_alignments): Likewise. * ira.c (update_equiv_regs): Likewise. * tree-ssa-copy.c (init_copy_prop): Likewise. * tree-ssa-dom.c (loop_depth_of_name): Likewise. * tree-ssa-forwprop.c: Include cfgloop.h. (forward_propagate_addr_expr): Use bb_loop_depth. * tree-ssa-pre.c (insert_into_preds_of_block): Likewise. * tree-ssa-sink.c (select_best_block): Likewise. * ipa-inline-analysis.c: Include cfgloop.h. (estimate_function_body_sizes): Use bb_loop_depth. * Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H). (ipa-inline-analysis.o): Likewise. (bt-load.o): Likewise. * gcc.dg/tree-prof/update-loopch.c: Adjust. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190346 138bc75d-0d04-0410-961f-82ee72b054a4
* PR middle-end/54146steven2012-08-081-20/+19
| | | | | | | | | | | * ira.c (init_live_subregs): Take live_subregs_used as a bitmap. (build_insn_chain): Make live_subregs_used a bitmap. Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs. Use sbitmap_free to free the live_subreg sbitmaps. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190223 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/steven2012-07-161-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * system.h (dump_file): Do not define. * tree-pass.h: Include dumpfile.h, which is a new file containing... (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name, dump_file, dump_flags, dump_file_name, get_dump_file_info, struct dump_file_info): all of this, moved to... * dumpfile.h: Here, new file. * tree-dump.h: Include dumpfile.h, but not tree-pass.h. (dump_stmt): Remove prototype for C++ specific function. (dump_enumerated_decls): Move prototype from here... * tree-flow.h (dump_enumerated_decls): ... to here. (get_ref_base_and_extent) Move prototype from here ... * tree.h (get_ref_base_and_extent) ... to here. * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because gimple-pretty-print.h is enough. Do not include tree-dump.h, include timevar.h and dumpfile.h instead. (struct numbered_tree_d, compare_decls_by_uid, dump_enumerated_decls_push, dump_enumerated_decls): Move from here ... * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid, dump_enumerated_decls_push, dump_enumerated_decls):... to here. Do not include timevar.h. * tree.c: Do not include timevar.h. * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and timevar.h. (dump_cfg_stats): Use current_function_name. (gimple_cfg2vcg): Likewise. (dump_function_to_file): Likewise. * df-scan.c: Do not include tree-pass.h and timevar.h. Include dumpfile.h. (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not use print_current_pass. * df-problems.c: Include dumpfile.h. Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it leads to errors in the code not selected. (df_note_compute): Do not print_rtl_with_bb here. Fix compilation bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here. * lcm.c: Include dumpfile.h. Remove obsolete include of insn-attr.h. * dojump.c (do_compare_rtx_and_jump): Remove failure printing for missing probability notes. * stmt.c: Include dumpfile.h. (emit_case_decision_tree): Re-enable printing expand details only if TDF_DETAILS. * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c, cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c, cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c, coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c, dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c, function.c, fwprop.c, gcse.c, gimple-fold.c, gimple-pretty-print.c, gimple-ssa-strength-reduction.c, gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c, graphite-dependences.c, graphite-interchange.c, graphite-optimize-isl.c, graphite-poly.c, graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c, ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c, ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c, ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c, jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c, loop-unroll.c, loop-unswitch.c, lower-subreg.c, lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c, mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c, plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c, print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c, regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c, sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c, store-motion.c, tracer.c, trans-mem.c, tree-affine.c, tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c, tree-data-ref.c, tree-diagnostic.c, tree-dump.c, tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c, tree-mudflap.c, tree-nrv.c, tree-object-size.c, tree-optimize.c, tree-outof-ssa.c, tree-predcom.c, tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c, tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c, tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c, tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-loop-niter.c, tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c, tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c, tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c, tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c, tree-ssa-threadedge.c, tree-ssa-threadupdate.c, tree-ssa-uncprop.c, tree-ssa-uninit.c, tree-switch-conversion.c, tree-tailcall.c, tree-vect-data-refs.c, tree-vect-loop.c, tree-vect-loop-manip.c, tree-vectorizer.c, tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c, tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h only if needed. If tree-pass.h is included, do not include timevar.h and dumpfile.h. If tree-pass.h is not included but dump_file, or dump_flags, or the TDF_* flags are used, include dumpfile.h. If gimple-pretty-print.h is included, don't include tree-pretty-print.h. Remove assorted unnecessary includes. * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c, config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c, config/spu/spu.c, config/mep/mep.c, config/i386/i386.c: Include dumpfile.h. * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h. * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep, spu/t-spu-elf: Fix dependencies. c-family/ * c-gimplify.c: Include dumpfile.h instead of tree-dump.h. * c-ada-spec.c: Likewise. * c-dump.c (dump_stmt): Move to cp/dump.c, the only user. c/ * c-decl.c: Include dumpfile.h instead of tree-dump.h. * Make-lang.in: Fix dependencies. cp/ * dump.c (dump_stmt): Moved here from c-dump.c. * optimize.c: Include dumpfile.h instead of tree-dump.h. * class.c: Likewise. * decl2.c: Likewise. * Make-lang.in: Fix dependencies. fortran/ * f95-lang.c: Include dumpfile.h instead of tree-dump.h. * Make-lang.in: Fix dependencies. java/ * java-gimplify.c Include dumpfile.h instead of tree-dump.h * Make-lang.in: Fix dependencies. lto/ * lto.c: Do not include timevar.h. * Make-lang.in: Fix dependencies. ada/ * gcc-interface/utils.c: Include timevar.h. * Make-lang.in: Fix dependencies. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@189519 138bc75d-0d04-0410-961f-82ee72b054a4
* * output.h: (current_function_is_leaf,steven2012-06-241-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | current_function_sp_is_unchanging, current_function_uses_only_leaf_regs): Remove. * function.c (current_function_is_leaf, current_function_sp_is_unchanging, current_function_uses_only_leaf_regs): Remove. (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs instead of current_function_uses_only_leaf_regs. * function.h (struct rtl_data): New fields sp_is_unchanging, is_leaf, uses_only_leaf_regs. * resource.c (init_resource_info): Replace current_function_is_leaf, current_function_sp_is_unchanging, and current_function_uses_only_leaf_regs with new crtl fields. * sdbout.c (sdbout_symbol): Likewise. * df-core.c (rest_of_handle_df_initialize): Likewise. * ira.c (ira): Likewise. * final.c (final_start_function): Likewise. * reorg.c (fill_simple_delay_slots): Likewise. * regrename.c (check_new_reg_p): Likewise. * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise. (notice_stack_pointer_modification): Likewise. * dbxout.c (dbxout_symbol): Likewise. (dbxout_parms): Likewise. * sel-sched.c (init_regs_for_mode): Likewise. * dwarf2out.c (dbx_reg_number): Likewise. (multiple_reg_loc_descriptor): Likewise. * config/i386/i386.c (ix86_frame_pointer_required): Likewise. (gen_pop): Likewise. (ix86_select_alt_pic_regnum): Likewise. (ix86_compute_frame_layout): Likewise. (ix86_finalize_stack_realign_flags): Likewise. (ix86_expand_epilogue): Likewise. * config/rs6000/rs6000.c (rs6000_stack_info): Likewise. * config/h8300/h8300.c (byte_reg): Likewise. * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise. (c6x_save_reg): Likewise. (c6x_compute_frame_layout): Likewise. * config/pa/pa.c (pa_compute_frame_size): Likewise. (pa_output_function_prologue): Likewise. * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise. * config/sparc/sparc.md (attr "leaf_function"): Likewise. * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise. (sparc_expand_prologue): Likewise. (sparc_flat_expand_prologue): Likewise. (sparc_asm_function_prologue): Likewise. (sparc_output_mi_thunk): Likewise. (sparc_frame_pointer_required): Likewise. * config/epiphany/epiphany.c (epiphany_compute_function_type): Likewise. (epiphany_compute_frame_size): Likewise. * config/lm32/lm32.c (lm32_compute_frame_size): Likewise. * config/cris/cris.c (cris_md_asm_clobbers): Likewise. (cris_frame_pointer_required): Likewise. * config/tilepro/tilepro.c (emit_sp_adjust): Likewise. (tilepro_current_function_is_leaf): Likewise. * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise. * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise. * config/ia64/ia64.c (find_gr_spill): Likewise. (ia64_compute_frame_size): Likewise. (ia64_can_eliminate): Likewise. (ia64_initial_elimination_offset): Likewise. * config/m68k/m68k.c (m68k_save_reg): Likewise. (m68k_expand_epilogue): Likewise. * config/rx/rx.c (rx_get_stack_layout): Likewise. * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise. * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save): Likewise. (picochip_output_frame_debug): Likewise. * config/sh/sh.c (sh_media_register_for_return): Likewise. (sh_allocate_initial_value): Likewise. (sh_output_mi_thunk): Likewise. * config/microblaze/microblaze.c (microblaze_must_save_register): Likewise. (compute_frame_size): Likewise. (microblaze_initial_elimination_offset): Likewise. (microblaze_expand_prologue): Likewise. (microblaze_expand_epilogue): Likewise. * config/frv/frv.c (frv_expand_epilogue): Likewise. (frv_frame_pointer_required): Likewise. * config/spu/spu.c (get_pic_reg): Likewise. (direct_return): Likewise. (spu_expand_prologue): Likewise. (spu_expand_epilogue): Likewise. (spu_initial_elimination_offset): Likewise. * config/mips/mips.c (mips_global_pointer): Likewise. (mips_cfun_might_clobber_call_saved_reg_p): Likewise. (mips_compute_frame_info): Likewise. * config/mep/mep.c (mep_interrupt_saved_reg): Likewise. (mep_reload_pointer): Likewise. * config/rl78/rl78.c (need_to_save): Likewise. * config/cr16/cr16.c (cr16_compute_save_regs): Likewise. * config/score/score.c (score_compute_frame_size): Likewise. (score_function_prologue): Likewise. * config/bfin/bfin.c (must_save_p): Likewise. (expand_prologue_reg_save): Likewise. (expand_epilogue_reg_restore): Likewise. (bfin_frame_pointer_required): Likewise. (n_regs_saved_by_prologue): Likewise. (add_to_reg): Likewise. (expand_interrupt_handler_prologue): Likewise. (expand_interrupt_handler_epilogue): Likewise. (bfin_expand_prologue): Likewise. * config/avr/avr.c (avr_regs_to_save): Likewise. (avr_prologue_setup_frame): Likewise. (expand_epilogue): Likewise. * config/s390/s390.c (s390_regs_ever_clobbered): Likewise. (s390_register_info): Likewise. (s390_frame_info): Likewise. (s390_init_frame_layout): Likewise. (s390_emit_prologue): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188918 138bc75d-0d04-0410-961f-82ee72b054a4
* 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>vmakarov2012-06-041-5/+63
| | | | | | | | | | | | | | | | | | | | * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p. (ira_uniform_class_p): New macro. * ira.c (setup_uniform_class_p): New function. (setup_allocno_and_important_classes): Call the function. (print_unform_and_important_classes): New function. (print_classes): Rename to print_translated_classes. (ira_debug_allocno_classes): Add call of print_unform_and_important_classes. * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform classes instead of pressure classes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188199 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-05-311-140/+42
| | | | | | | | | | | | | | | | | | | | | | | * ira-int.h (target_ira_int): Rename x_move_cost to x_ira_register_move_cost, x_may_move_in_cost to x_ira_may_move_in_cost and x_may_move_out_cost to x_ira_may_move_out_cost. Delete the old fields with those names and also x_ira_max_register_move_cost, x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost. (move_cost, may_move_in_cost, may_move_out_cost) (ira_max_register_move_cost, ira_max_may_move_in_cost) (ira_max_may_move_out_cost): Delete. * ira.c (init_move_cost): Rename to... (ira_init_register_move_cost): ...this, deleting the old function with that name. Apply above variable renamings. Retain asserts for null fields. (ira_init_once): Don't initialize register move costs here. (free_register_move_costs): Apply above variable renamings. Remove code for deleted fields. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188047 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-05-311-25/+21
| | | | | | | | | | | | | * ira.c (init_move_cost): Adjust choice of subclasses to match the current ira_init_register_move_cost choice. Use ira_class_subset_p instead of reg_class_subset_p. (ira_init_register_move_cost): Assert that move_cost, may_move_in_cost and may_move_out_cost already hold the desired values for their ira_* equivalents. For the latter two, ignore classes that can't store a register of the given mode. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188046 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-05-311-41/+26
| | | | | | | | | | * ira.c (setup_allocno_and_important_classes): Use ira_class_hard_regs_num to check whether a class has any allocatable registers. (ira_init_register_move_cost): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188045 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-05-311-45/+47
| | | | | | | | * ira.c (init_move_cost): Adjust local variable names to match file conventions. Use ira_assert instead of gcc_assert. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188044 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-05-311-2/+110
| | | | | | | | | | | | * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost): Move these definitions and associated target_globals fields to... * ira-int.h: ...here. * rtl.h (init_move_cost): Delete. * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to... * ira.c: ...here, making the latter static. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188043 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-05-311-21/+3
| | | | | | | | | | | | | | | | | | | | | * ira.h (target_ira): Delete x_ira_available_class_regs. (ira_available_class_regs): Delete. * ira.c (setup_available_class_regs): Delete. (setup_alloc_classes): Don't call it. (setup_pressure_classes): Use ira_class_hard_regs_num instead of ira_available_class_regs. * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info) (model_spill_cost): Likewise. * ira-build.c (low_pressure_loop_node_p): Likewise. * ira-color.c (color_pass): Likewise. * ira-emit.c (change_loop): Likewise. * ira-lives.c (inc_register_pressure, dec_register_pressure) (single_reg_class, ira_implicitly_set_insn_hard_regs) (process_bb_node_lives): Likewise. * loop-invariant.c (gain_for_invariant): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188041 138bc75d-0d04-0410-961f-82ee72b054a4
* * ira.c (allocate_initial_values): Make static.steven2012-05-301-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@188025 138bc75d-0d04-0410-961f-82ee72b054a4
* * integrate.c: Remove.steven2012-05-291-2/+50
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * integrate.h: Remove. * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H. * config/arm/t-arm: Remove INTEGRATE_H dependency for target files. * config/rs6000/t-rs6000: Likewise * config/spu/t-spu-elf: Likewise. * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val, get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes from integrate.h to here. (initial_value_entry): New prototype. * reload.h (allocate_initial_values): Remove prototype. * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise. * cse.c (fixed_base_plus_p): Don't handle virtual registers for integrate.c. * dwarf2out.c (set_decl_origin_self, set_block_origin_self, set_decl_abstract_flags, set_block_abstract_flags): Move from integrate.c to here, the only user. * expmed.c (extract_fixed_bit_field): Remove outdated comment about integrate.c. * function.c: Don't include integrate.h. (struct initial_value_pair, struct initial_value_struct, get_hard_reg_initial_val, has_hard_reg_initial_val, get_hard_reg_initial_reg, emit_initial_value_sets): Move from integrate.c to here. (initial_value_entry): New function. * genemit.c (main): Don't print integrate.h include line. * ira.c: Don't include integrate.h. (allocate_initial_values): Move from integrate.c to here. (ira): Update allocate_initial_values call. * tree-inline.c: Don't include integrate.h. (function_attribute_inlinable_p): Moved from integrate.c to here. * cfgexpand.c: Don't include integrate.h. * except.c: Likewise. * langhooks.c: Likewise. * passes.c: Likewise. * toplev.c: Likewise. * config/frv/frv.c: Likewise. * config/pa/pa.c: Likewise. * config/spu/spu.c: Likewise. * config/epiphany/epiphany.c: Likewise. * config/mep/mep.c: Likewise. * config/score/score.c: Likewise. * config/picochip/picochip.c: Likewise. * config/sh/sh.c: Likewise. * config/alpha/alpha.c: Likewise. * config/microblaze/microblaze.c: Likewise. * config/mips/mips.c: Likewise. * config/v850/v850.c: Likewise. * config/mmix/mmix.c: Likewise. * config/bfin/bfin.c: Likewise. * config/arm/arm.c: Likewise. * config/s390/s390.c: Likewise. * config/m32r/m32r.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/c6x/c6x.c: Include function.h instead of integrate.h. * config/tilegx/tilegx.c: Likewise. * config/tilepro/tilepro.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@187969 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-05-161-14/+12
| | | | | | | | | | * ira.c (pseudo_move_insn): Delete. (find_moveable_pseudos): Don't set it. (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find the definitions of the original pseudo. Delete all of them. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@187582 138bc75d-0d04-0410-961f-82ee72b054a4
* * ira.c (find_moveable_pseudos): Skip registers whosebernds2012-05-151-0/+1
| | | | | | | DF_REG_EQ_USE_COUNT is nonzero. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@187495 138bc75d-0d04-0410-961f-82ee72b054a4
* * attribs.c (decl_attributes): Avoid emitting a warning ifbernds2012-05-141-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ATTR_FLAG_BUILT_IN. * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE. * c-family/c-common.c (DEF_ATTR_STRING): Define and undefine as necessary. * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to define a string "1". (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition. * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET, BUILT_IN_STRCPY): Use it for these functions. * postreload.c (reload_combine): Deal with SETs inside CALL_INSN_FUNCTION_USAGE. * caller-save.c (setup_save_areas, save_call_clobbered_regs): Look for REG_RETURNED notes and use a cheap restore if possible. * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num. (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro. * ira-build.c (ira_create_allocno, create_cap_allocno, propagate_allocno_info, propagate_some_info_from_allocno, copy_info_to_removed_store_destination, ira_flattening): Handle it. * ira-lives.c (pseudo_regno_single_word_and_live_p, find_call_crossed_cheap_reg): New static functions. (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE, and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make a REG_RETURNED note in that case. * ira.c (setup_reg_renumber): Change assert to allow cases where allocnos only cross calls for which they are cheap to restore. * ira-costs.c (ira_tune_allocno_costs): Compare ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather than 0. * reg-notes.def (REG_RETURNED): New note. * cse.c (cse_insn): Likewise. * sched-deps.c (sched_analyze_insn): Likewise. * expr.c (init_block_move_fn): Set a "fn spec" attribute. * calls.c (decl_return_flags): New static function. (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for functions that return one of their arguments. * lto/lto-lang.c (handle_fnspec_attribute): New static function. (lto_attribute_table): Add "fn spec". (DEF_ATTR_STRING): Define and undefine along with the other macros. * regcprop.c (struct kill_set_value_data): New. (kill_set_value): Interpret data as a pointer to such a struct. Do nothing if the caller wants the register to be ignored. (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE. testsuite/ * gcc.target/i386/retarg.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@187459 138bc75d-0d04-0410-961f-82ee72b054a4
* 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>vmakarov2012-05-101-2/+10
| | | | | | | | | | PR rtl-optimization/53125 * ira.c (ira): Call find_moveable_pseudos or move_unallocated_pseudos if only ira_conflicts_p is true. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@187373 138bc75d-0d04-0410-961f-82ee72b054a4
* * ira.c (allocated_reg_info_size): New static variable.bernds2012-05-011-9/+10
| | | | | | | | | | | | (expand_reg_info): Manage it. Call setup_preferred_alternate_classes_for_new_pseudos. (ira): Don't do it here. Remove local allocated_reg_info_size, set the global before calling find_moveable_pseudos. (find_moveable_pseudos): Call expand_reg_info rather than resize_reg_info. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@187019 138bc75d-0d04-0410-961f-82ee72b054a4
* * PR middle-end/52997bernds2012-04-261-1/+2
| | | | | | | * ira.c (find_moveable_pseudos): Call resize_reg_info. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@186875 138bc75d-0d04-0410-961f-82ee72b054a4
* * dbgcnt.def (ira_move): New counter.bernds2012-04-121-1/+518
| | | | | | | | | | | | | | | | | | | * ira-int.h (ira_create_new_reg): Declare function. (first_moveable_pseudo, last_moveable_pseudo): Declare variables. * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and no longer static. All callers changed. * ira.c: Include "dbgcnt.h". (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos, move_unallocated_pseudos): New static functions. (first_moveable_pseudo, last_moveable_pseudo): New global variables. (pseudo_replaced_reg, pseudo_move_insn): New static variables. (ira): Call find_moveable_pseudos and move_unallocated_pseudos. * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero to the pseudos generated in find_moveable_pseudos. * Makefile.in (ira.o): Add $(DBGCNT_H). git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@186378 138bc75d-0d04-0410-961f-82ee72b054a4
* Remove TODO_dump_func completelydavidxl2012-04-111-2/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@186342 138bc75d-0d04-0410-961f-82ee72b054a4
* * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, notbernds2012-02-211-3/+3
| | | | | | | | | WORDS_BIG_ENDIAN. * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p, assign_hard_reg): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184451 138bc75d-0d04-0410-961f-82ee72b054a4
* gcc/rsandifo2012-01-241-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | * rtl.h (true_dependence, canon_true_dependence): Remove varies parameter. * alias.c (fixed_scalar_and_varying_struct_p): Delete. (true_dependence_1, write_dependence_p, may_alias_p): Don't call it. (true_dependence_1, true_dependence, canon_true_dependence): Remove varies parameter. * cselib.c (cselib_rtx_varies_p): Delete. (cselib_invalidate_mem): Update call to canon_true_dependence. * dse.c (record_store, check_mem_read_rtx): Likewise. (scan_reads_nospill): Likewise. * cse.c (check_dependence): Likewise. (cse_rtx_varies_p): Delete. * expr.c (safe_from_p): Update call to true_dependence. * ira.c (validate_equiv_mem_from_store): Likewise. (memref_referenced_p): Likewise. * postreload-gcse.c (find_mem_conflicts): Likewise. * sched-deps.c (sched_analyze_2): Likewise. * store-motion.c (load_kills_store): Likewise. * config/frv/frv.c (frv_registers_conflict_p_1): Likewise. * gcse.c (mems_conflict_for_gcse_p): Likewise. (compute_transp): Update call to canon_true_dependence. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@183485 138bc75d-0d04-0410-961f-82ee72b054a4
* 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>vmakarov2012-01-191-8/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR rtl-optimization/40761 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop. Add new member loop_num. (IRA_LOOP_NODE_BY_INDEX): Modify the check. (ira_build): Remove the parameter. * ira.c (ira_print_disposition): Use loop_num instead of loop->num. (ira.c): Do not build CFG loops for one region allocation. Remove argument from ira_build call. * ira-build.c (init_loop_tree_node): New function. (create_loop_tree_nodes): Use it. Separate the case when CFG loops are not built. (more_one_region_p): Check current_loops. (finish_loop_tree_nodes): Separate the case when CFG loops are not built. (add_loop_to_tree): Process loop equal to NULL too. (form_loop_tree): Separate the case when CFG loops are not built. Use explicitly number for the root. (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add an assertion. (ira_print_expanded_allocno, loop_compare_func): Use loop_num instead of loop->num. (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num. (mark_all_loops_for_removal): Ditto. (remove_unnecessary_regions): Separate the case when CFG loops are not built. (ira_build): Remove the parameter. Use explicit number of regions when CFG loops are not built. * ira-color.c (print_loop_title): Separate the case for the root node. Use loop_num instead of loop->num. (move_spill_restore): Use loop_num instead of loop->num. * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion. (change_loop): Ditto. (change_loop): Use loop_num instead of loop->num. * ira-lives.c (process_bb_node_lives): Ditto. * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto. * ira-conflicts.c (print_allocno_conflicts): Ditto. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@183312 138bc75d-0d04-0410-961f-82ee72b054a4
* 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>krebbel2012-01-171-1/+1
| | | | | | | | | * ira.c (do_reload): Make sure ira_dump_file is re-set if no reload dump is requested. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@183243 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-pass.h (pass_reload): Declare.bernds2011-12-221-27/+48
| | | | | | | | | | | | | | | | * ira.c (overall_cost_before, saved_flag_ira_share_spill_slots): New global variables, moved out of ira. (do_reload): New static function, split off from the second half of ... (ira): ... here. (gate_ira): Remove. (pass_ira): Use TV_IRA, set gate to NULL, and set flags to TODO_dump_func. (rest_of_handle_reload): New static function. (pass_reload): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@182624 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-11-23 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-11-231-3/+2
| | | | | | | | | | | | | | | | | | | | PR rtl-optimization/48455 * doc/invoke.texi (-fira-region): Document default values. * flags-types.h (enum ira_region): Add new value IRA_REGION_AUTODETECT. * common.opt (fira-region): Set up initial value to IRA_REGION_AUTODETECT. * toplev.c (process_options): Set up flag_ira_region depending on -O options. * ira.c (ira.c): Remove optimize guard for ira_build. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181675 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-08-23 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-08-231-1/+1
| | | | | | | | | * ira.c (ira_init_register_move_cost): Check small subclasses through ira_reg_class_max_nregs and ira_available_class_regs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@178019 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-08-19 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-08-191-0/+4
| | | | | | | | | | PR rtl-optimization/49936 * ira.c (ira_init_register_move_cost): Ignore too small subclasses for calculation of max register move costs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177916 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-08-17 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-08-181-9/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | PR rtl-optimization/50107 * ira-int.h (ira_hard_reg_not_in_set_p): Remove. (ira_hard_reg_in_set_p): New. * ira-color.c (calculate_saved_nregs): New. (assign_hard_reg): Use it. Set up allocated_hard_reg_p for all hard regs. (allocno_reload_assign, fast_allocation): Use ira_hard_reg_set_intersection_p instead of ira_hard_reg_not_in_set_p. * ira.c (setup_reg_renumber): Use ira_hard_reg_set_intersection_p instead of ira_hard_reg_not_in_set_p. (setup_allocno_assignment_flags, calculate_allocation_cost): Use ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p. * ira-costs.c (ira_tune_allocno_costs): Use ira_hard_reg_set_intersection_p instead of ira_hard_reg_not_in_set_p. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177865 138bc75d-0d04-0410-961f-82ee72b054a4
* * target.def (class_max_nregs): New hook.aesok2011-07-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_class_max_nregs): New function. * targhooks.h (default_class_max_nregs): Declare. * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and x_ira_reg_class_min_nregs arrays to unsigned char. * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target hook instead of CLASS_MAX_NREGS macro. * reginfo.c (restore_register_info): Ditto. * ira-conflicts.c (process_regs_for_copy): Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro. Change type rclass and aclass vars to reg_class_t. * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro. Change type rclass var to reg_class_t. * reload.c (combine_reloads, find_reloads, find_reloads_address_1): Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro. * config/i386/i386.h (CLASS_MAX_NREGS): Remove. * config/i386/i386.c (ix86_class_max_nregs): New function. (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook instead of CLASS_MAX_NREGS macro. (TARGET_CLASS_MAX_NREGS): Define. * config/avr/avr.h (CLASS_MAX_NREGS): Remove. * config/avr/avr-protos.h (class_max_nregs): Remove declaration. * config/avr/avr.c (class_max_nregs): Remove function. * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove. * config/spu/spu.h (CLASS_MAX_NREGS): Remove. * config/mep/mep.h (CLASS_MAX_NREGS): Remove. * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove. * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove. * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove. * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove. * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove. * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove. * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove. * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove. * config/score/score.h (CLASS_MAX_NREGS): Remove. * config/vax/vax.h (CLASS_MAX_NREGS): Remove. * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove. * config/v850/v850.h (CLASS_MAX_NREGS): Remove. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176490 138bc75d-0d04-0410-961f-82ee72b054a4
* PR middle-end/48770law2011-06-231-2/+7
| | | | | | | | | | | | | | | | | | * reload.h (reload): Change to return a bool. * ira.c (ira): If requested by reload, run a fast DCE pass after reload has completed. Fix comment typo. * reload1.c (need_dce): New file scoped static. (reload): Set reload_completed here. Return whether or not a DCE pass after reload is needed. (delete_dead_insn): Set need_dce as needed. PR middle-end/48770 * gcc.dg/pr48770.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@175353 138bc75d-0d04-0410-961f-82ee72b054a4
* dumping cleanup phase 1 -- Removing TODO_dump_funcdavidxl2011-06-141-1/+0
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@175051 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-05-26 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-05-261-1/+6
| | | | | | | | | | PR rtl-optimization/49154 * ira.c (setup_pressure_classes): Process class without sublcasses as a candidate for pressure classes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174309 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-05-13 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-05-241-35/+61
| | | | | | | | | | | | | PR rtl-optimization/48971 * ira.c (setup_pressure_classes): Don't check register move cost for classes with one registers. Don't add pressure class if there is a pressure class with the same available hard registers. Check contains_reg_of_mode. Fix a typo in collecting temp_hard_regset. Ignore hard registers not belonging to a class. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174123 138bc75d-0d04-0410-961f-82ee72b054a4
* * ira.c (clarify_prohibited_class_mode_regs): Prevent the function fromhariharans2011-05-121-0/+6
| | | | | | | | | accessing beyond the end of REGNO_REG_CLASS array by stopping the loop early. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173699 138bc75d-0d04-0410-961f-82ee72b054a4
* * reginfo.c (memory_move_cost): Change rclass argument type formaesok2011-05-011-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | 'enum reg_class' to reg_class_t. * reload.h (memory_move_cost): Update prototype. * postreload.c reload_cse_simplify_set): Change type dclass var to reg_class_t. * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector): Update prototype. (ira_allocate_and_set_costs): Change aclass argument type form 'enum reg_class' to reg_class_t. * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector): Change aclass argument type to reg_class_t. (update_conflict_hard_reg_costs): Change type aclass and pref vars to reg_class_t. * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust memory_move_cost call. * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and 'to' local var. Rename from_i and to_i arguments to 'from' and 'to'. Change type tmp var to reg_class_t. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173232 138bc75d-0d04-0410-961f-82ee72b054a4
* remove useless if-before-free testsmeyering2011-04-201-12/+6
| | | | | | | | | | | Change "if (E) free (E);" to "free (E);" everywhere except in the libgo/, intl/, zlib/ and classpath/ directories. Also transform equivalent variants like "if (E != NULL) free (E);" and allow an extra cast on the argument to free. Otherwise, the tested and freed "E" expressions must be identical, modulo white space. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172785 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-04-11 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-04-111-2/+2
| | | | | | | | | | PR middle-end/48464 * ira.c (setup_pressure_classes): Fix typo in loop condition. (setup_allocno_and_important_classes): Ditto. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172274 138bc75d-0d04-0410-961f-82ee72b054a4
* * expr.c (expand_expr_real_1): Use add_to_hard_reg_set functionaesok2011-04-091-10/+4
| | | | | | | | | | | | instead of loop. * sel-sched.c (mark_unavailable_hard_regs): Likewise. * function.c (record_hard_reg_sets): Likewise. * ira.c (compute_regs_asm_clobbered): Likewise. * sched-deps.c (sched_analyze_1): Likewise. * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172231 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-04-01 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-04-041-5/+4
| | | | | | | | | | | | PR target/48380 * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is not called. * ira-emit.c (emit_move_list): Update reg equiv init insn list. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171951 138bc75d-0d04-0410-961f-82ee72b054a4
* * reload.h (reg_equiv_constant): Move into new structure reg_equivs,law2011-03-301-40/+27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | define accessor macro. (reg_equiv_invariant, reg_equiv_memory_loc): Likewise. (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise. (reg_equiv_init): Likewise. (reg_equivs_size): New variable. (reg_equiv_init_size): Remove. (allocate_initial_values): Move prototype to here from.... * integrate.h (allocate_initial_values): Remove prototype. * integrate.c: Include reload.h. (allocate_initial_values): Corresponding changes. * ira.c (find_reg_equiv_invariant_cost): Corresponding changes. (fix_reg_equiv_init, no_equiv): Corresponding changes. (update_equiv_regs): Corresponding changes. (ira): Corresponding changes. * reload.c (push_reg_equiv_alt_mem): Corresponding changes. (push_secondary_reload): Corresponding changes. (push_reload, find_reloads, find_reloads_toplev): Corresponding changes. (make_memloc, find_reloads_address): Corresponding changes. (subst_reg_equivs, subst_indexed_address): Corresponding changes. (find_reloads_address_1): Corresponding changes. (find_reloads_subreg_address, subst_reloads): Corresponding changes. (refers_to_regno_for_reload_p): Corresponding changes. (reg_overlap_mentioned_for_reload_p): Corresponding changes. (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes. * reload1.c: Include ggc.h. (grow_reg_equivs): New function. (replace_pseudos_in, reload): Corresponding changes. (calculate_needs_all_insns, alter_regs): Corresponding changes. (eliminate_regs_1, elimination_effects): Corresponding changes. (emit_input_reload_insns, emit_output_reload_insns): Likewise. (delete_output_reload): Likewise. * caller-save.c (mark_referenced_regs): Corresponding changes. * alpha/alpha.c (resolve_reload_operand): Corresponding changes. * frv/predicates.md (frv_load_operand): Corresponding changes. * microblaze/microblaze.c (double_memory_operand): Corresponding changes. * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes. * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes. * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes. * m68k/m68k.c (emit_move_sequence): Corresponding changes. * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding changes. * pa/pa.c (emit_move_sequence): Corresponding changes. * vax/vax.c (nonindexed_address_p): Corresponding changes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171731 138bc75d-0d04-0410-961f-82ee72b054a4
* 2011-03-28 Vladimir Makarov <vmakarov@redhat.com>vmakarov2011-03-291-343/+778
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * ira-color.c (update_left_conflict_sizes_p): Don't assume that conflict object hard regset nodes have intersecting hard reg sets. * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call after regstat_init_n_sets_and_refs. * ira.c: Add more comments at the top. (setup_stack_reg_pressure_class, setup_pressure_classes): Add comments how we compute the register pressure classes. (setup_allocno_and_important_classes): Add more comments. (setup_class_translate_array, reorder_important_classes) (setup_reg_class_relations): Add comments. * ira-emit.c: Add 2011 to the Copyright line. Add comments at the start of the file. * ira-color.c: Add 2011 to the Copyright line. (assign_hard_reg): Add more comments. (improve_allocation): Ditto. * ira-costs.c: Add 2011 to the Copyright line. (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more comments. (setup_regno_cost_classes_by_mode): Ditto. Initial patches from ira-improv branch: 2010-08-13 Vladimir Makarov <vmakarov@redhat.com> * ira-build.c: (ira_create_object): Remove initialization of OBJECT_PROFITABLE_HARD_REGS. Initialize OBJECT_ADD_DATA. (ira_create_allocno): Remove initialization of ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P, ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P, ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO, ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO. Initialize ALLOCNO_ADD_DATA. (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and ALLOCNO_REG. (ira_flattening): Ditto. Use ALLOCNO_EMIT_DATA instead of ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P. * ira.c (ira_reallocate): Remove. (setup_pressure_classes): Call ira_init_register_move_cost_if_necessary. Use ira_register_move_cost instead of ira_get_register_move_cost. (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA. (ira): Call ira_initiate_emit_data and ira_finish_emit_data. * ira-color.c: Use ALLOCNO_COLOR_DATA instead of ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM. Fix formatting. (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h. (struct object_hard_regs, struct object_hard_regs_node): Ditto. (struct allocno_color_data): New. (allocno_color_data_t): New typedef. (allocno_color_data): New definition. (ALLOCNO_COLOR_DATA): New macro. (struct object_color_data): New. (object_color_data_t): New typedef. (object_color_data): New definition. (OBJECT_COLOR_DATA): New macro. (update_copy_costs, calculate_allocno_spill_cost): Call ira_init_register_move_cost_if_necessary. Use ira_register_move_cost instead of ira_get_register_move_cost. (move_spill_restore, update_curr_costs): Ditto. (allocno_spill_priority): Make it inline. (color_pass): Allocate and free allocno_color_dat and object_color_data. (struct coalesce_data, coalesce_data_t): New. (allocno_coalesce_data): New definition. (ALLOCNO_COALESCE_DATA): New macro. (merge_allocnos, coalesced_allocno_conflict_p): Use ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP. (coalesce_allocnos): Ditto. (setup_coalesced_allocno_costs_and_nums): Ditto. (collect_spilled_coalesced_allocnos): Ditto. (slot_coalesced_allocno_live_ranges_intersect_p): Ditto. (setup_slot_coalesced_allocno_live_ranges): Ditto. (coalesce_spill_slots): Ditto. (ira_sort_regnos_for_alter_reg): Ditto. Allocate, initialize and free allocno_coalesce_data. * ira-conflicts.c: Fix formatting. (process_regs_for_copy): Call ira_init_register_move_cost_if_necessary. Use ira_register_move_cost instead of ira_get_register_move_cost. (build_object_conflicts): Optimize. * ira-costs.c (record_reg_classes): Optimize. Call ira_init_register_move_cost_if_necessary. Use ira_register_move_cost, ira_may_move_in_cost, and ira_may_move_out_cost instead of ira_get_register_move_cost and ira_get_may_move_cost. (record_address_regs): Ditto. (scan_one_insn): Optimize. (find_costs_and_classes): Optimize. (process_bb_node_for_hard_reg_moves): Call ira_init_register_move_cost_if_necessary. Use ira_register_move_cost instead of ira_get_register_move_cost. * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P. (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New definitions. (ira_initiate_emit_data, ira_finish_emit_data) (create_new_allocno): New functions. (modify_move_list): Call create_new_alloc instead of ira_create_allocno. (emit_move_list): Call ira_init_register_move_cost_if_necessary. Use ira_register_move_cost instead of ira_get_register_move_cost. * ira-int.h: Fix some comments. (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c. (struct object_hard_regs, struct object_hard_regs_node): Ditto. (struct ira_object): Remove profitable_hard_regs, hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num. Add new member add_data. (struct ira_allocno): Make mode and aclass a bitfield. Move other bitfield after mode. Make hard_regno a short int. Make hard_regno short. Remove first_coalesced_allocno and next_coalesced_allocno. Move mem_optimized_dest_p, somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest into struct ira_emit_data. Remove in_graph_p, may_be_spilled_p, available_regs_num, next_bucket_allocno, prev_bucket_allocno, temp, colorable_p. Add new member add_data. (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove. (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove. (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove. (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove. (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove. (ALLOCNO_ADD_DATA): New macro. (ira_emit_data_t): New typedef. (struct ira_emit_data): New. Move mem_optimized_dest_p, somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest from struct ira_allocno. (ALLOCNO_EMIT_DATA): New macro. (ira_allocno_emit_data, allocno_emit_reg): New. (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove. (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove. (OBJECT_ADD_DATA): New macro. (ira_reallocate): Remove. (ira_initiate_emit_data, ira_finish_emit_data): New. (ira_get_register_move_cost, ira_get_may_move_cost): Remove. (ira_init_register_move_cost_if_necessary): New. (ira_object_conflict_iter_next): Merge into ira_object_conflict_iter_cond. (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next. * ira-live.c: (process_single_reg_class_operands): Call ira_init_register_move_cost_if_necessary. Use ira_register_move_cost instead of ira_get_register_move_cost. 2010-08-13 Vladimir Makarov <vmakarov@redhat.com> * ira-int.h (struct target_ira_int): Remove x_cost_classes. * ira-costs.c: Fix formatting. (cost_classes, cost_classes_num): Remove. (struct cost_classes, cost_classes_t, const_cost_classes_t): New. (regno_cost_classes, cost_classes_hash, cost_classes_eq): New. (cost_classes_del, cost_classes_htab): New. (cost_classes_aclass_cache, cost_classes_mode_cache): New. (initiate_regno_cost_classes, setup_cost_classes): New. (setup_regno_cost_classes_by_aclass): New. (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New. (record_reg_classes): Use regno_cost_classes instead of cost_classes. Move checking opposite operand up. (record_address_regs): Use regno_cost_classes instead of cost_classes. (scan_one_insn): Ditto. Use always general register. (print_allocno_costs): Use regno_cost_classes instead of cost_classes. (print_pseudo_costs): Ditto. Use Reg_N_REFS. (find_costs_and_classes): Set up cost classes for each registers. Use also their mode for this. Use regno_cost_classes instead of cost_classes. (setup_allocno_class_and_costs): Use regno_cost_classes instead of cost_classes. (free_ira_costs, ira_init_costs): Don't use cost_classes. (ira_costs, ira_set_pseudo_classes): Call initiate_regno_cost_classes and finish_regno_cost_classes. 2010-10-04 Vladimir Makarov <vmakarov@redhat.com> * target-def.h (TARGET_IRA_COVER_CLASSES): Remove. * target.def (ira_cover_classes): Remove. * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES. * doc/tm.texi.in: Ditto. * ira-conflicts.c: Remove mentioning cover classes from the file. Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Use ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST. Fix formatting. * targhooks.c (default_ira_cover_classes): Remove. * targhooks.h (default_ira_cover_classes): Ditto. * haifa-sched.c: Remove mentioning cover classes from the file. Use ira_reg_pressure_cover instead of ira_reg_class_cover. Use ira_pressure_classes and ira_pressure_classes_num instead of ira_reg_class_cover_size and ira_reg_class_cover. Use sched_regno_pressure_class instead of sched_regno_cover_class. (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use ira_reg_class_max_nregs instead of ira_reg_class_nregs. * ira-int.h: Add 2010 to Copyright. Remove mentioning cover classes from the file. (object_hard_regs_t, object_hard_regs_node_t): New typedefs. (struct object_hard_regs, struct object_hard_regs_node): New. (struct ira_object): New members profitable_hard_regs, hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num. (struct ira_allocno): Rename cover_class to aclass. Rename cover_class_cost and updated_cover_class_cost to class_cost and updated_class_cost. Remove splay_removed_p and left_conflict_size. Add new members colorable_p. (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove. (ALLOCNO_COLORABLE_P): New macro. (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS. (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST): Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST. (OBJECT_...): Rename parameter C to O. (OBJECT_PROFITABLE_HARD_REGS): New macro. (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START) (OBJECT_HARD_REGS_SUBNODES_NUM): New macros. (struct target_ira_int): New members x_ira_max_memory_move_cost, x_ira_max_register_move_cost, x_ira_max_may_move_in_cost, x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p, x_ira_reg_pressure_class_p, x_ira_important_class_nums, x_ira_reg_class_superunion. Rename x_prohibited_class_mode_reg to x_ira_prohibited_class_mode_reg. Rename x_ira_reg_class_union to x_ira_reg_class_subunion. (ira_max_memory_move_cost, ira_max_register_move_cost) (ira_max_may_move_in_cost, ira_max_may_move_out_cost) (ira_reg_allocno_class_p, ira_reg_pressure_class_p) (ira_important_class_nums, ira_reg_class_superunion): New macros. (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs. (ira_reg_class_union): Rename to ira_reg_class_subunion. (ira_debug_class_cover): Rename to ira_debug_allocno_classes. (ira_set_allocno_cover_class): Rename to ira_set_allocno_class. (ira_tune_allocno_costs_and_cover_classes): Rename to ira_tune_allocno_costs. (ira_debug_hard_regs_forest): New. (ira_object_conflict_iter_init, ira_object_conflict_iter_cond) (ira_object_conflict_iter_next): Fix comments. (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions. (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename cover_class to aclass. (ira_allocate_and_accumulate_costs): Ditto. (ira_allocate_and_set_or_copy_costs): Ditto. * opts.c (decode_options): Remove ira_cover_class check. * ira-color.c: Remove mentioning cover classes from the file. Use ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and ALLOCNO_UPDATED_COVER_CLASS_COST. Fix formatting. (splay-tree.h): Remove include. (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move before copy_freq_compare_func. (allocnos_for_spilling, removed_splay_allocno_vec): Remove. (object_hard_regs_vec, object_hard_regs_htab, node_check_tick): New definitions. (hard_regs_roots, hard_regs_node_vec): Ditto. (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto. (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto. (finish_object_hard_regs, object_hard_regs_compare): Ditto. (create_new_object_hard_regs_node): Ditto. (add_new_object_hard_regs_node_to_forest): Ditto. (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto. (setup_object_hard_regs_nodes_parent, first_common_ancestor_node): Ditto. (print_hard_reg_set, print_hard_regs_subforest): Ditto. (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto. (remove_unused_object_hard_regs_nodes): Ditto. (enumerate_object_hard_regs_nodes): Ditto. (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto. (object_hard_regs_subnode_t): Ditto. (struct object_hard_regs_subnode): Ditto. (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto. (setup_object_hard_regs_subnode_index): Ditto. (get_object_hard_regs_subnodes_num): Ditto. (form_object_hard_regs_nodes_forest): Ditto. (finish_object_hard_regs_nodes_tree): Ditto. (finish_object_hard_regs_nodes_forest): Ditto. (allocnos_have_intersected_live_ranges_p): Rename to allocnos_conflict_by_live_ranges_p. Move before copy_freq_compare_func. (pseudos_have_intersected_live_ranges_p): Rename to conflict_by_live_ranges_p. Move before copy_freq_compare_func. (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto. (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto. (update_copy_costs): Remove assert. Skip cost update if the hard reg does not belong the class. (assign_hard_reg): Process only profitable hard regs. (uncolorable_allocnos_num): Make it scalar. (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE and ira_reg_class_max_nregs. (bucket_allocno_compare_func): Check frequency first. (sort_bucket): Add compare function as a parameter. (add_allocno_to_ordered_bucket): Assume no coalesced allocnos. (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove. (push_allocno_to_stack): Rewrite for checking new allocno colorability. (remove_allocno_from_bucket_and_push): Print cost too. Remove assert. (push_only_colorable): Pass new parameter to sort_bucket. (push_allocno_to_spill): Remove. (allocno_spill_priority_compare): Make it inline and rewrite. (splay_tree_allocate, splay_tree_free): Remove. (allocno_spill_sort_compare): New function. (push_allocnos_to_stack): Sort allocnos for spilling once. Don't build and use splay tree. Choose first allocno in uncolorable allocno bucket to spill. Remove setting spill cost. (all_conflicting_hard_regs): Remove. (setup_allocno_available_regs_num): Check only profitable hard regs. Print info about hard regs nodes. (setup_allocno_left_conflicts_size): Remove. (put_allocno_into_bucket): Don't call setup_allocno_left_conflicts_size. Use setup_left_conflict_sizes_p. (improve_allocation): New. (color_allocnos): Call setup_profitable_hard_regs, form_object_hard_regs_nodes_forest, improve_allocation, finish_object_hard_regs_nodes_forest. Setup spill cost. (print_loop_title): Use pressure classes. (color_allocnso): Ditto. (do_coloring): Remove allocation and freeing splay_tree_node_pool and allocnos_for_spilling. (ira_sort_regnos_for_alter_reg): Don't setup members {first,next}_coalesced_allocno. (color): Remove allocating and freeing removed_splay_allocno_vec. (fast_allocation): Use ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs. * ira-lives.c: Remove mentioning cover classes from the file. Fix formatting. (update_allocno_pressure_excess_length): Use pressure classes. (inc_register_pressure, dec_register_pressure): Check for pressure class. (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use pressure class. Use ira_reg_class_nregs instead of ira_reg_class_max_nregs. (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto. (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class. (single_reg_class): Use ira_reg_class_nregs instead of ira_reg_class_max_nregs. (process_bb_node_lives): Use pressure classes. * ira-emit.c: Remove mentioning cover classes from the file. Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Fix formatting. (change_loop): Use pressure classes. (modify_move_list): Call ira_set_allocno_class instead of ira_set_allocno_cover_class. * ira-build.c: Remove mentioning cover classes from the file. Use ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST. Use ALLOCNO_UPDATED_CLASS_COST instead of ALLOCNO_UPDATED_COVER_CLASS_COST. Fix formatting. (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS. (ira_create_allocno): Remove initialization of ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE. Initialize ALLOCNO_COLORABLE_P. (ira_set_allocno_cover_class): Rename to ira_set_allocno_class. Update conflict regs for the objects. (create_cap_allocno): Remove assert. Don't propagate ALLOCNO_AVAILABLE_REGS_NUM. (ira_free_allocno_costs): New function. (finish_allocno): Change a part of code into call of ira_free_allocno_costs. (low_pressure_loop_node_p): Use pressure classes. (object_range_compare_func): Don't compare classes. (setup_min_max_conflict_allocno_ids): Ditto. * loop-invariant.c: Remove mentioning cover classes from the file. Use ira_pressure_classes and ira_pressure_classes_num instead of ira_reg_class_cover_size and ira_reg_class_cover. Fix formatting. (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs. Use ira_reg_class_max_nregs instead of ira_reg_class_nregs. Use reg_allocno_class instead of reg_cover_class. (get_inv_cost): Use instead ira_stack_reg_pressure_class of STACK_REG_COVER_CLASS. (get_regno_cover_class): Rename to get_regno_pressure_class. (move_loop_invariants): Initialize and finalize regstat. * ira.c: Remove mentioning cover classes from the file. Add comments about coloring without cover classes. Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Fix formatting. (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before setup_class_subset_and_memory_move_costs. (setup_stack_reg_pressure_class, setup_pressure_classes): New. (setup_cover_and_important_classes): Rename to setup_allocno_and_important_classes. (setup_class_translate_array): New. (setup_class_translate): Call it for allocno and pressure classes. (cover_class_order): Rename to allocno_class_order. (comp_reg_classes_func): Use ira_allocno_class_translate instead of ira_class_translate. (reorder_important_classes): Set up ira_important_class_nums. (setup_reg_class_relations): Set up ira_reg_class_superunion. (print_class_cover): Rename to print_classes. Add parameter. (ira_debug_class_cover): Rename to ira_debug_allocno_classes. Print pressure classes too. (find_reg_class_closure): Rename to find_reg_classes. Don't call setup_reg_subclasses. (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class. (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs. (setup_prohibited_class_mode_regs): Use ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs. (clarify_prohibited_class_mode_regs): New function. (ira_init_register_move_cost): Set up ira_max_register_move_cost, ira_max_may_move_in_cost, and ira_max_may_move_out_cost. (ira_init_once): Initialize them. (free_register_move_costs): Process them. (ira_init): Move calls of find_reg_classes and setup_hard_regno_aclass after setup_prohibited_class_mode_regs. Call clarify_prohibited_class_mode_regs. (ira_no_alloc_reg): Remove. (too_high_register_pressure_p): Use pressure classes. * sched-deps.c: Remove mentioning cover classes from the file. Use ira_reg_pressure_cover instead of ira_reg_class_cover. Use ira_pressure_classes and ira_pressure_classes_num instead of ira_reg_class_cover_size and ira_reg_class_cover. (mark_insn_hard_regno_birth, mark_hard_regno_death): Use sched_regno_pressure_class instead of sched_regno_cover_class. (mark_insn_pseudo_birth, mark_pseudo_death): Ditto. Use ira_reg_class_max_nregs instead of ira_reg_class_nregs. * ira.h: Add 2010 to Copyright. (ira_no_alloc_reg): Remove external. (struct target_ira): Rename x_ira_hard_regno_cover_class, x_ira_reg_class_cover_size, x_ira_reg_class_cover, and x_ira_class_translate to x_ira_hard_regno_allocno_class, x_ira_allocno_classes_num, x_ira_allocno_classes, and x_ira_allocno_class_translate. Add x_ira_pressure_classes_num, x_ira_pressure_classes, x_ira_pressure_class_translate, and x_ira_stack_reg_pressure_class. Rename x_ira_reg_class_nregs to x_ira_reg_class_max_nregs. Add x_ira_reg_class_min_nregs and x_ira_no_alloc_regs. (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class. (ira_reg_class_cover_size, ira_reg_class_cover): Rename to ira_allocno_classes_num and ira_allocno_classes. (ira_class_translate): Rename to ira_allocno_class_translate. (ira_pressure_classes_num, ira_pressure_classes): New definitions. (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto. (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs. (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New (ira_no_alloc_regs): New. * ira-costs.c: Add 2010 to Copyright. Remove mentioning cover classes from the file. Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Use ALLOCNO_CLASS_COST instead of ALLOCNO_COVER_CLASS_COST. (regno_cover_class): Rename to regno_aclass. (record_reg_classes): Use ira_reg_class_subunion instead of ira_reg_class_union. (record_address_regs): Check overflow. (scan_one_insn): Ditto. (print_allocno_costs): Print total mem cost fore regional allocation. (print_pseudo_costs): Use REG_N_REFS. (find_costs_and_classes): Use classes intersected with them on the 1st pass. Check overflow. Use ira_reg_class_subunion instead of ira_reg_class_union. Use ira_allocno_class_translate and regno_aclass instead of ira_class_translate and regno_cover_class. Modify code for finding regno_aclass. Setup preferred classes for the next pass. (setup_allocno_cover_class_and_costs): Rename to setup_allocno_class_and_costs. Use regno_aclass instead of regno_cover_class. Use ira_set_allocno_class instead of ira_set_allocno_cover_class. (init_costs, finish_costs): Use regno_aclass instead of regno_cover_class. (ira_costs): Use setup_allocno_class_and_costs instead of setup_allocno_cover_class_and_costs. (ira_tune_allocno_costs_and_cover_classes): Rename to ira_tune_allocno_costs. Check overflow. Skip conflict hard regs by processing objects. Use ira_reg_class_max_nregs instead of ira_reg_class_nregs. * rtl.h (reg_cover_class): Rename to reg_allocno_class. * sched-int.h: Remove mentioning cover classes from the file. (sched_regno_cover_class): Rename to sched_regno_pressure_class. * reginfo.c: Add 2010 to Copyright. Remove mentioning cover classes from the file. (struct reg_pref): Rename coverclass into allocnoclass. (reg_cover_class): Rename to reg_allocno_class. * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies. * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove. * config/arm/arm.h (IRA_COVER_CLASSES): Ditto. * config/avr/avr.h (IRA_COVER_CLASSES): Ditto. * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto. * config/cris/cris.h (IRA_COVER_CLASSES): Ditto. * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto. * config/frv/frv.h (IRA_COVER_CLASSES): Ditto. * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto. * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto. * config/i386/i386.c (TARGET_IRA_COVER_CLASSES) (i386_ira_cover_classes): Ditto. * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto. * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto. * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto. * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto. * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto. * config/mep/mep.h (IRA_COVER_CLASSES): Ditto. * config/mips/mips.c (TARGET_IRA_COVER_CLASSES) (mips_ira_cover_classes): Ditto. * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto. * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto. * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto. * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto. * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto. * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX) (IRA_COVER_CLASSES_VSX): Ditto. * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES) (rs6000_ira_cover_classes): Ditto. * config/rx/rx.h (IRA_COVER_CLASSES): Ditto. * config/s390/s390.h (IRA_COVER_CLASSES): Ditto. * config/score/score.h (IRA_COVER_CLASSES): Ditto. * config/sh/sh.h (IRA_COVER_CLASSES): Ditto. * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto. * config/spu/spu.h (IRA_COVER_CLASSES): Ditto. * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto. * config/v850/v850.h (IRA_COVER_CLASSES): Ditto. * config/vax/vax.h (IRA_COVER_CLASSES): Ditto. * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171649 138bc75d-0d04-0410-961f-82ee72b054a4
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