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* * regmove.c: Fix comment typos.kazu2002-12-241-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * reload.c: Likewise. * reload1.c: Likewise. * resource.c: Likewise. * rtl.def: Likewise. * rtl.h: Likewise. * rtlanal.c: Likewise. * sched-deps.c: Likewise. * sched-rgn.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa-ccp.c: Likewise. * ssa.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * system.h: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * tracer.c: Likewise. * tree-inline.c: Likewise. * tree.c: Likewise. * tree.h: Likewise. * unroll.c: Likewise. * varasm.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@60473 138bc75d-0d04-0410-961f-82ee72b054a4
* Merge basic-improvements-branch to trunkzack2002-12-161-0/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@60174 138bc75d-0d04-0410-961f-82ee72b054a4
* * LANGUAGES: Follow spelling conventions.kazu2002-09-271-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * rtl.def: Likewise. * sbitmap.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa.c: Likewise. * stab.def: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * target.h: Likewise. * timevar.c: Likewise. * toplev.c: Likewise. * tree-dump.c: Likewise. * tree-inline.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * unroll.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. * treelang/treelang.texi: Likewise. * treelang/treetree.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57587 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (optimize_sibling_and_tail_recursive_call): Also removerth2002-09-191-6/+7
| | | | | | | RTX_UNCHANGING_P markers for successful tail-recursive replacement. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@57290 138bc75d-0d04-0410-961f-82ee72b054a4
* * ginclude/varargs.h: Replace with stub which issues #error.zack2002-07-161-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * ginclude/stdarg.h: __builtin_stdarg_start is renamed __builtin_va_start. * builtins.def (BUILT_IN_VARARGS_START): Delete. (BUILT_IN_VA_START): New. * builtins.c (expand_builtin_va_start): Eliminate first argument and code to implement pre-ISO varargs. (std_expand_builtin_va_start): Ignore first argument; it is always 1. (expand_builtin): Handle BUILT_IN_VA_START and BUILT_IN_STDARG_START identically. Delete BUILT_IN_VARARGS_START case. * function.c (assign_parms): Delete hide_last_arg and all its uses. (mark_varargs): Delete function. * function.h (struct function): Delete 'varargs' bit. (current_function_varargs): Delete macro. * tree.h: Don't declare mark_varargs. * c-decl.c (c_function_varargs, c_mark_varargs): Delete. (c_expand_body): Don't call mark_varargs. * c-objc-common.c: Handle BUILT_IN_VA_START and BUILT_IN_STDARG_START identically. Delete BUILT_IN_VARARGS_START case. * c-tree.h: Don't declare c_mark_varargs. * c-parse.in: Remove grammar rules for '&...' (which has been commented out since before 2.7.2) and for '...' in K+R argument declarations. * builtins.c, function.c, integrate.c, sibcall.c, config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h, config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c, config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c, config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h, config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h, config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.c: Delete all references to current_function_varargs, and code predicated on that flag. * config/alpha/alpha.c (alpha_va_start), config/arc/arc.c (arc_va_start), config/i386/i386.c (ix86_va_start), config/mips/mips.c (mips_va_start), config/mn10300/mn10300.c (mn10300_va_start), config/rs6000/rs6000.c (rs6000_va_start), config/s390/s390.c (s390_va_start), config/sh/sh.c (sh_va_start), Ignore first argument; it is always 1. * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start. * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start. * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c: Delete m68hc11_va_start. * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h: No need to define EXPAND_BUILTIN_VA_START. * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Remove references to GCC-provided <varargs.h>. testsuite: * c-torture/execute/991216-3.c, c-torture/execute/strct-varg-1.c, c-torture/execute/va-arg-7.c, c-torture/execute/va-arg-8.c, c-torture/execute/va-arg-15.c, c-torture/execute/va-arg-16.c, c-torture/execute/va-arg-17.c, c-torture/execute/va-arg-19.c: Convert to use <stdarg.h>. * c-torture/execute/va-arg-3.c, c-torture/execute/va-arg-3.x: Delete. * gcc.dg/va-arg-2.c: New. * lib/gcc.exp, lib/objc.exp: Remove code to set -DNO_VARARGS. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55472 138bc75d-0d04-0410-961f-82ee72b054a4
* 2002-06-05 David S. Miller <davem@redhat.com>davem2002-06-111-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Delete SEQUENCE rtl usage outside of reorg and ssa passes. * rtl.h (gen_sequence, emit_insns, emit_insns_before, emit_insns_before_scope, emit_insns_after, emit_insns_after_scope): Delete declaration. * ada/misc.c (insert_code_for): Use emit_insn* instead of emit_insns_foo. * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE. (alpha_set_memflags): Fix comment. (set_frame_related_p): Use get_insns instead of gen_sequence. * config/alpha/alpha.md (setjmp receiver splitter): Avoid emitting no insns. * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of gen_sequence. (arm_gen_load_multiple, arm_gen_store_multiple): Likewise. * config/fr30/fr30.c (fr30_move_double): Likewise. * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr): Likewise. * config/ia64/ia64.c (spill_restore_mem): Likewise. * config/ia64/ia64.md (conditional move spliiter): Avoid emitting no insns. * config/m32r/m32r.c (gen_split_move_double): Use get_insns instead of gen_sequence. * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise. (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise. * config/sh/sh.c (sh_need_epilogue): Likewise. * config/sparc/sparc.md (current_function_calls_alloca, flat): New attributes. (setjmp pattern and split): Use them to avoid splitter which emits no RTL. * genattrtab.c (main): Emit include of function.h * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use get_insns instead of gen_sequence. * config/cris/cris.c (cris_split_movdx): Likewise. * emit-rtl.c (emit_insns*): Kill. (try_split): Expect insn list instead of SEQUENCE. (make_jump_insn_raw, make_call_insn_raw): Fix comments. (emit_*insn*): Reimplement to work with INSN lists and PATTERNs. Make them abort if a SEQUENCE is given and RTL checking is enabled. (emit_*_scope): Don't forget to set scope on final insn. (gen_sequence): Move from here... * ssa.c (gen_sequence): To here as private function. * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix comments. (expand_builtin_return, expand_builtin_mathfn): Likewise. (expand_builtin_strlen): Use get_insns instead of gen_sequence. (expand_builtin_saveregs): Use emit_insn_foo, fix comments. (expand_builtin_expect_jump): Use get_insns and fix comments. * calls.c (try_to_integrate): Use emit_insn_foo. (expand_call, emit_library_call_value_1): Likewise. * expr.c (emit_queue): Handle insn lists instead of SEQUENCE. (emit_move_insn_1): Use get_insns instead of gen_sequence. (expand_expr): Use emit_insn_foo. * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo. * except.c (build_post_landing_pads): Likewise. * flow.c (attempt_auto_inc): Likewise. * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label, expand_nl_goto_receivers, expand_decl_cleanup): Likewise. * function.c (fixup_var_refs_insn): Use get_insns instead of gen_sequence. (fixup_var_refs_1): Likewise and expect insn list from gen_foo. (fixup_memory_subreg): Use get_insns instead of gen_sequence. (fixup_stack_1, purge_addressof_1, expand_main_function, get_arg_pointer_save_area): Likewise. (optimize_bit_field, instantiate_virtual_regs_1, assign_parms, expand_function_end): Use emit_insn_foo. (record_insns, keep_stack_depressed): Work with insn list instead of SEQUENCE, fix comments. * ifcvt.c (noce_emit_store_flag, noce_try_store_flag, noce_try_store_flag_constants, noce_try_store_flag_inc, noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Use emit_insn_foo. (noce_process_if_block): Use get_insns instead of gen_sequence. * optabs.c (add_equal_note): Work with insn list, fix comments. (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo. (expand_unop, expand_complex_abs, expand_unop_insn, expand_no_conflict_block): Likewise. (gen_move_insn): Use get_insns instead of gen_sequence. (gen_cond_trap): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. (emit_initial_value_sets): Use emit_insn_foo. * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise. (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently now that RTL generators give insn lists. * sibcall.c (replace_call_placeholder): Use emit_insn_foo. * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns instead of gen_sequence. (doloop_optimize): Work with insn lists instead of SEQUENCE rtl. * explow.c (emit_stack_save, emit_stack_restore): Use get_insns instead of gen_sequence. * loop.c (move_movables, emit_prefetch_instructions, gen_add_mult, check_dbra_loop, gen_load_of_final_value): Likewise. (loop_regs_update): Work with insn list instead of SEQUENCE rtl. (product_cheap_p): Likewise, and add commentary about RTL wastage here. * lcm.c (optimize_mode_switching): Use get_insns instead of gen_sequence. * profile.c (gen_edge_profiler): Likewise. * regmove.c (copy_src_to_dest): Likewise. * reg-stack.c (compensate_edge): Likewise and fix comment. * gcse.c (process_insert_insn): Likewise. (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl. * jump.c (delete_prior_computation): Update comment. * genemit.c (gen_expand, gen_split, main): Use get_insns instead of gen_sequence, update comments to match. * recog.c (peephole2_optimize): Work with insn lists instead of SEQUENCE rtl. * sched-vis.c (print_pattern): Abort on SEQUENCE. * unroll.c (unroll_loop, find_splittable_givs, final_giv_value): Use get_insns instead of gen_sequence. (copy_loop_body): Likewise and don't emit dummy NOTE. * genrecog.c: Don't mention SEQUENCE rtl in comments. * combine.c (try_combine): Expect insn lists from split generator. * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by hand. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54497 138bc75d-0d04-0410-961f-82ee72b054a4
* * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):rakdver2002-05-231-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Use FOR_EACH_BB macros to iterate over basic block chain. * cfg.c (clear_edges, clear_bb_flags, dump_flow_info, alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges): Likewise. * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add, find_unreachable_blocks, create_edge_list, verify_edge_list, remove_fake_edges, add_noreturn_fake_exit_edges, flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute): Likewise. * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks): Likewise. * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks): Likewise. * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps): Likewise. * cfgloop.c (flow_loops_cfg_dump, flow_loops_find): Likewise. * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges, commit_edge_insertions, commit_edge_insertions_watch_calls, print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise. * combine.c (combine_instructions, reg_dead_at_p): Likewise. * conflict.c (conflict_graph_compute): Likewise. * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1, df_modified_p, df_refs_unlink, df_dump): Likewise. * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise. * final.c (compute_alignments): Likewise. * flow.c (update_life_info, update_life_info_in_dirty_blocks, delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data, count_or_remove_death_notes): Likewise. * gcse.c (oprs_unchanged_p, record_last_reg_set_info, compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill, classic_gcse, compute_transp, cprop, compute_pre_data, compute_transpout, invalidate_nonnull_info, delete_null_pointer_checks_1, delete_null_pointer_checks, compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems, compute_store_table, build_store_vectors, store_motion): Likewise. * global.c (global_conflicts, mark_elimination): Likewise. * graph.c (print_rtl_graph_with_bb): Likewise. * haifa-sched.c (sched_init): Likewise. * ifcvt.c (if_convert): Likewise. * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete, compute_available, compute_nearerout, compute_rev_insert_delete, optimize_mode_switching): Likewise. * local-alloc.c (local_alloc, update_equiv_regs): Likewise. * predict.c (estimate_probability, note_prediction_to_br_prob, propagate_freq, counts_to_freqs, expensive_function_p, estimate_bb_frequencies): Likewise. * profile.c (instrument_edges, get_exec_counts, compute_branch_probabilities, compute_checksum, branch_prob, find_spanning_tree): Likewise. * recog.c (split_all_insns, peephole2_optimize): Likewise. * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs): Likewise. * regclass.c (scan_one_insn, regclass): Likewise. * regmove.c (mark_flags_life_zones, regmove_optimize, record_stack_memrefs): Likewise. * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise. * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise. * resource.c (find_basic_block): Likewise. * sched-ebb.c (schedule_ebbs): Likewise. * sched-rgn.c (is_cfg_nonregular, build_control_flow, find_single_block_region, find_rgns, schedule_insns) * sibcall.c (optimize_sibling_and_tail_recursive_call) * ssa-ccp.c (optimize_unexecutable_edges, ssa_ccp_df_delete_unreachable_insns): Likewise. * ssa-dce.c (ssa_eliminate_dead_code): Likewise. * ssa.c (find_evaluations, compute_dominance_frontiers_1, rename_block, convert_to_ssa, compute_conservative_reg_partition, compute_coalesced_reg_partition, rename_equivalent_regs, convert_from_ssa): Likewise. * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue, process_for_unwind_directive): Likewise. * df.c (FOR_ALL_BBS): Removed. * gcse.c (struct null_pointer_info): Type of current_block field changed. (struct reg_avail_info): Type of last_bb field changed. * config/ia64/ia64.c (block_num): Removed. (need_copy_state): Type changed. (last_block): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53804 138bc75d-0d04-0410-961f-82ee72b054a4
* Revert "Basic block renumbering removal", and two followup patches.rth2002-05-171-2/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53537 138bc75d-0d04-0410-961f-82ee72b054a4
* Basic block renumbering removal.rth2002-05-161-2/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53522 138bc75d-0d04-0410-961f-82ee72b054a4
* * sbitmap.c: Fix formatting.kazu2002-05-091-14/+14
| | | | | | | | | | | | | | | | | | | | | * scan.c: Likewise. * scan-decls.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-rgn.c: Likewise. * sched-vis.c: Likewise. * sdbout.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa.c: Likewise. * ssa-ccp.c: Likewise. * ssa-dce.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * stringpool.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53324 138bc75d-0d04-0410-961f-82ee72b054a4
* * cfglayout.c (function_tail_eff_head): Rename to ...hubicka2002-05-081-10/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (function_footer): ... this one. (unlink_insn_chain): New functions. (label_for_bb): Only call block_label and emit debug message. (record_effective_endpoints): Actually unlink the headers and footers. (fixup_reorder_cahin): Re-insert the unlinked sequences. (cfg_layout_duplicate_bb): Use duplicate_insn_chain. * cfglayout.h (struct reorder_block_def): New fields footer/header; remove eff_head/eff_end. * rtl.h (set_first_insn): Declare. * emit-rtl.c (set_first_insn): New function. * cfglayout.c (fixup_reorder_chain): Dump duplicated (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge, cfg_layout_duplicate_bb): New global function. (duplicate_insn_chain): New static function. * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge, cfg_layout_duplicate_bb): Declare. (struct reorder_block_def): Add "original" field. * emit-rtl.c (emit_copy_of_insn_after): New function. * rtl.h (emit_copy_of_insn_after): Declare. * cfglayout.c (fixup_fallthru_exit_predecessor): Kill. (fixup_reorder_chain): properly handle edges to exit block. Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> Jan Hubicka <jh@suse.cz> * basic-block.h (note_prediction_to_br_prob): declare. * c-semantics.c: Inlucde predit.h (expand_stmt): predict GOTO_STMT as not taken. * cfgcleanup.c: (delete_unreachable_blocks): Make global. (cleanup_cfg): Do not free tail_recursion_list. * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION. (flow_delete_block): Kill predictions past end of basic block. * output.h (delete_unreachable_blocks): Declare. * predict.c (predicted_by_p, process_note_predictions, process_note_prediction, last_block_p): New function. (estimate_probability): Bypass loop on PRED_CONTINUE; do not handle noreturn heuristics; kill PRED_RETURN; add PRED_EARLY_RETURN. * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO, PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New. * predict.h (IS_TAKEN): New constant. * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION. * rtl.c (NOTE_INSN_PREDICTION): New. * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS): New macro. (insn_note): add NOTE_INSN_PREDICTION. * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build CFG; free tail_recursion_label_list. * stmt.c: Include predict.h; (return_prediction): New. (expand_value_return): Use it. * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53285 138bc75d-0d04-0410-961f-82ee72b054a4
* * cpplex.c: Fix comment formatting.kazu2002-04-301-1/+1
| | | | | | | | | | | | * function.c: Likewise. * integrate.c: Likewise. * regrename.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * tree-inline.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@52972 138bc75d-0d04-0410-961f-82ee72b054a4
* PR opt/5120mmitchel2002-04-061-0/+12
| | | | | | | | | * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear RTX_UNCHANGING_P for the functions arguments when a tail call is made. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51969 138bc75d-0d04-0410-961f-82ee72b054a4
* * except.c (current_function_has_exception_handlers): New.rth2002-03-201-7/+12
| | | | | | | | | * except.h: Declare it. * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it. Combine tests that disable all sibcalls for the function. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51054 138bc75d-0d04-0410-961f-82ee72b054a4
* * predict.c: Fix formatting.kazu2002-01-221-2/+2
| | | | | | | | | | | | | | | | | | | | | | * print-tree.c: Likewise. * protoize.c: Likewise. * real.h: Likewise. * rtl.h: Likewise. * sbitmap.h: Likewise. * scan.c: Likewise. * sched-deps.c: Likewise. * sched-vis.c: Likewise. * sdbout.c: Likewise. * sibcall.c: Likewise. * ssa.c: Likewise. * ssa-ccp.c: Likewise. * ssa-dce.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * system.h: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@49074 138bc75d-0d04-0410-961f-82ee72b054a4
* * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,jsm282001-10-281-1/+1
| | | | | | | | | | | | | ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11, c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc, configure, configure.in, except.c, except.h, flow.c, function.c, gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def, predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c, sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c, unroll.c: Fix spelling errors. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46595 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (optimize_sibling_and_tail_recursive_calls): Callmmitchel2001-10-081-6/+1
| | | | | | | | purge_mem_unchanging_flag on all instructions, not just on those before NOTE_INSN_FUNCTION_BEG. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46091 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in (cfgrtl.o): Add.hubicka2001-09-251-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks, free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges, free_aux_for_edge): Declare. * cfg.c (HAVE_return): Undefine. * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks, free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges, free_aux_for_edge): New global functions. (first_delete_block): New static variable. (init_flow): Clear first_delete_block. (basic_block_for_insn, label_value_list, tail_recursion_label_list, can_delete_note_p, can_delete_label_p, commit_one_edge_insertion, try_redirect_by_replacing_jump, last_loop_beg_note, back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect, delete_insn, delete_insn_chain, create_basic_block_structure, create_basic_block, flow_delete_block, compute_bb_for_insn, free_bb_for_insn, update_bb_for_insn, set_block_for_insn, set_block_for_new_insns, split_block, merge_blocks_nomove, block_label, try_redirect_by_replacing_jump, last_loop_beg_note, redirect_edge_and_branch, force_nonfallthru_and_redirect, force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge, tidy_fallthru_edges, split_edge, insert_insn_on_edge, commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges, purge_all_dead_edges): Move to .... * cfgrtl.c: New file; .... Here. * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block. (reroder_basic_block): Use alloc_aux_for_blocks. * predict.c (estimate_bb_frequencies): Likewise; use alloc_aux_for_edges. * profile.c (compute_branch_probabilities): Likewise. (branch_prob): Likewise. * reg-stack.c (reg_to_stack): Likewise. * emit-rtl.c (emit_insns_after): Never return NULL. * basic-block.h (set_block_for_new_insns): Delete. * cfgrtl.c (set_block_for_new_insns): Delete. * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn calls when crossjumping. * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call. * unroll.c (copy_loop_body): Use delete_insn. * final.c (final, final_scan_insn): Use delete_insn/delete_note. * function.c (fixup_var_refs_insn, fixup_var_refs_1, keep_stack_depressed): Likewise. * gcse.c (cprop_cc0_jump): Likewise. * local-alloc.c (update_equiv_regs): Likewise. * loop.c (scan_loop, loop_delete_insns): Likewise. * regmove.c (try_auto_increment, fixup_match_1): Likewise. * reload1.c (reload, calculate_needs_all_insns, reload_as_needed, delete_output_reload, delete_address_reloads_1, reload_cse_delete_noop_set, reload_combine, reload_cse_move2add): Likewise. * sibcall.c (replace_call_placeholder): Likewise. * cse.c (cse_insn): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45807 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (skip_copy_to_return_value): Tighten return valuegrahams2001-09-251-2/+3
| | | | | | | copy check. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45803 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,gerald2001-08-221-12/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | bitmap.h, builtin-types.def, builtins.c, builtins.def, c-aux-info.c, c-common.c, c-common.def, c-common.h, c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c, c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in, c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c, caller-save.c, calls.c, collect2.c, collect2.h, combine.c, conditions.h, config.gcc, configure.frag, configure.in, conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c, cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h, dependence.c, df.c, df.h, diagnostic.c, diagnostic.h, doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c, dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c, emit-rtl.c, errors.c, errors.h, except.c, except.h, exgettext, explow.c, expmed.c, expr.c, expr.h, final.c, fixproto, flags.h, flow.c, fold-const.c, fp-test.c, function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp, gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c, gencheck.c, gencodes.c, genconfig.c, genemit.c, genextract.c, genflags.c, gengenrtl.c, genmultilib, genopinit.c, genoutput.c, genpeep.c, genrecog.c, gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c, ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c, graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h, gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h, gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h, hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h, integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c, libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h, machmode.def, machmode.h, main.c, mbchar.c, mbchar.h, mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk, mkmap-symver.awk, optabs.c, output.h, params.c, params.def, params.h, predict.c, predict.def, predict.h, prefix.c, prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c, read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c, regclass.c, regmove.c, regrename.c, regs.h, reload.c, reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c, rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h, sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c, sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c, ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c, stringpool.c, system.h, timevar.c, timevar.def, timevar.h, tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h, tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h, unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h, unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c, xcoffout.h: replace "GNU CC" with "GCC". git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45105 138bc75d-0d04-0410-961f-82ee72b054a4
* * sbitmap.c: Fix comment formatting.kazu2001-08-171-4/+4
| | | | | | | | | | | | | | | | | * sched-deps.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa.c: Likewise. * ssa-ccp.c: Likewise. * stor-layout.c: Likewise. * timevar.c: Likewise. * toplev.c: Likewise. * unwind-dw2.c: Likewise. * unwind-dw2-fde.c: Likewise. * varasm.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@44983 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (return_value_pseudo): New static variable.hubicka2001-08-081-1/+39
| | | | | | | | | | (skip_copy_to_return_value): Handle return_value_pseudo. (call_ends_block_p): Ensure that return_value_pseudo is set. (optimize_sibling_and_tail_recursive_call): Discover the load of pseudo return value in alternate exit block. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@44723 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (CLEANUP_PRE_LOOP): New.hubicka2001-07-291-1/+1
| | | | | | | | | | | | | | | * except.c (finish_eh_generation): Update call of cleanup_cfg. * sibcall.c (optimize_sibling_calls): Likewise. * toplev.c (rest_of_compilation): Likewise. * flow.c (try_forward_edges): Take argument MODE; do not forward over loop pre-headers if CLEANUP_PRE_LOOP. (try_optimize_cfg): Update call of try_forward_edges. * (validate_replace_rtx_1): Fix simplification of MINUS. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@44458 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.hubicka2001-07-161-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * except.c (finish_eh_generation): Update call of cleanup_cfg; do rebuild_jump_labels instead of jump_optimize * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise. * toplev.c (rest_of_compulation): Likewise for -Wreturn_type. * flow.c (try_optimize_cfg): Remove unneeded code_labels. * flow.c: Include timevar.h (find_basic_block): Push/pop timevar; (cleanup_cfg): Likewise. * timevar.def (TV_CFG, TV_CLEANUP_CFG): New. * Makefile: Add dependencies on timevar.h * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes. (copy_insn_list): Avoid killing of BASIC_BLOCK notes. * rtl.h (delete_trivially_dead_insns): Add new parameter. * toplev.c (rest_of_compilation): Update calls. * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ... (delete_trivially_dead_insns): ... here; accept new argument preserve_basic_blocks; preserve basic blocks if set. * reg-stack.c (stack_regs_mentioned): Return 0 if stack_regs_mentioned_data is not initialized. (reg_to_stack): Make stack_regs_mentioned survive after the reg-stack is completted; do not call cleanup_cfg. * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder; make cleanup_cfg after bb-reorder to output to debug file. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@44056 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (merge_blocks_move_successor_nojumps): Do not crashhubicka2001-07-111-5/+1
| | | | | | | | | | | | | | | | | | | | | | | when fallthru edge is present. (mege_blocks): Handle case where creation of jump insn is required. * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP, CLEANUP_POST_REGSTACK): New constants. * except.c (finish_eh_generation): Update call of cleanup_cfg, * jump.c (rtx_renumbered_equal_p): Handle 't' fields. * output.h (cleanup_cfg): Update prototype. * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize * sibcall.c (optimize_sibling_and_tail_recursive_call): Update cleanup_cfg call; kill missleading comment. * toplev.c (rest_of_compilation): Update all cleanup_cfg calls. * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode parameter; control optimizations performed using it. (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb): New functions. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@43950 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (skip_unreturned_value): New function.hubicka2001-06-081-0/+35
| | | | | | | (call_ends_block_p): Use it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@43010 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppressrth2001-06-041-1/+5
| | | | | | | optimization if current_function_calls_setjmp. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@42880 138bc75d-0d04-0410-961f-82ee72b054a4
* * rtlanal.c (operand_preference): Fix preference for objects.hubicka2001-06-041-0/+24
| | | | | | | | | | | | | | | | | | | | | | * gcse.c (handle_avail_expr): Be prepared to handle single_set parallels. * combine.c (if_then_else_cond): Use simplify_subreg instead of operand_subword. * integreate.c (sub_constants): Likewise. * emit-rtl.c (constant_subword): Deprecate; remove most of code and use simplify_gen_subreg. Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org> * sibcall.c (skip_copy_to_return_value): recognize the situation when the called function's return value is copied into an intermediate pseudo, and then into the calling functions return value register. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@42864 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (cleanup_cfg): Take no argument.rth2001-03-281-1/+1
| | | | | | | * output.h, sibcall.c, toplev.c: Update all calls. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@40910 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (skip_copy_to_return_value): Callzack2001-02-201-7/+8
| | | | | | | | | | | | | | | | | | | | identify_call_return_value here, and return orig_insn if it returns zero. Hardret and softret arguments now unnecessary. (call_ends_block_p): Don't call identify_call_return_value here. * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or 's' slots in RTXen. * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function. * ggc.h (ggc_mark_if_gcable): Delete prototype. testsuite: * g77.dg: New directory. * g77.dg/20010216-1.f: New test case. * g77.dg/dg.exp: New driver. * lib/g77-dg.exp: New driver library. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39916 138bc75d-0d04-0410-961f-82ee72b054a4
* Tweak commentskenner2001-02-191-2/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39883 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (call_ends_block_p): New function.kenner2001-02-191-54/+64
| | | | | | | (optimize_sibling_and_tail_recursive_call): Use it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39879 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (optimize_sibling_and_tail_recursive_call): Comparekenner2001-02-191-66/+48
| | | | | | | | against last real insn in basic block. Rework to avoid gotos. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39858 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (purge_mem_unchanging_flag): New function.jakub2000-10-241-11/+72
| | | | | | | | | (optimize_sibling_and_tail_recursive_calls): Call it. * g++.old-deja/g++.other/sibcall1.C: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@37033 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (skip_pic_restore): New.rth2000-09-241-6/+26
| | | | | | | (identify_call_return_value): Use it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@36596 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (uses_addressof): Accept both addressof andrth2000-08-121-21/+16
| | | | | | | | | | | current_function_internal_arg_pointer inside a mem. (optimize_sibling_and_tail_recursive_call): Fail tail recursion if current_function_uses_addressof. * stmt.c (expand_return): Kill tail recursion and HAVE_return optimizations. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35657 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c (mark_constant_function): Use INSN_P.law2000-08-041-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (init_alias_analysis): Likewise. * combine.c (combine_instructions): Use INSN_P. (can_combine_p): Likewise. (try_combine): Likewise. (distribute_notes): Likewise. (distribute_links): Likewise. * cse.c (cse_around_loop): Use INSN_P. (invalidate_skipped_block): Likewise. (cse_set_around_loop): Likewise. (cse_end_of_basic_block): Likewise. (delete_trivially_dead_insns): Likewise. * emit-rtl.c (unshare_all_rtl_again): Use INSN_P. (unshare_all_rtl_1): Likewise. (next_cc0_user): Likewise. (try_split make_insn_raw): Likewise. (remove_unnecessary_notes): Likewise. * final.c (shorten_branches): Use INSN_P. (leaf_renumber_regs): Likewise. (leaf_renumber_regs_insn): Likewise. * flow.c (find_label_refs): Use INSN_P. (verify_wide_reg): Likewise. (notice_stack_pointer_modification): Likewise. (count_or_remove_death_notes): Likewise. (verify_flow_info): Likewise. (clear_log_links): Likewise. * function.c (fixup_var_refs_insns): Use INSN_P. (compute_insns_for_mem): Likewise. * gcse.c (alloc_gcse_mem): Use INSN_P. (compute_sets): Likewise. (compute_hash_table): Likewise. (classic_gcse): Likewise. (cprop): Likewise. (insert_insn_end_bb): Likewise. (delete_null_pointer_checks_1): Likewise. * global.c (expand_preferences): Use INSN_P. (build_insn_chain): Likewise. * graph.c (node_data): Use INSN_P. * haifa-sched.c (priority): Use INSN_P. (rm_line_notes): Likewise. (rm_other_notes): Likewise. (find_insn_reg_weight): Likewise. (init_target_units): Likewise. (schedule_block): Likewise. (compute_block_forward_dependences): Likewise. (debug_dependencies): Likewise. (set_priorities): Likewise. * integrate.c (function_cannot_inline_p): Use INSN_P. (save_parm_insns): Likewise. (copy_insn_list): Likewise. * jump.c (mark_all_labels): Use INSN_P. (never_reached_warning): Likewise. * lcm.c (optimize_mode_switching): Use INSN_P. * local-alloc.c (validate_equiv_mem): Use INSN_P. (memref_used_between_p): Likewise. (update_equiv_regs): Likewise. (block_alloc): Likewise. (no_conflict_p): Likewise. * loop.c (scan_loop): Use INSN_P. (find_and_verify_loops): Likewise. (count_loop_regs_set): Likewise. (loop_reg_used_before_p): Likewise. (strength_reduce): Likewise. (recombine_givs): Likewise. (check_dbra_loop): Likewise. (load_mems): Likewise. (try_copy_prop): Likewise. * print-rtl.c (print_rtx): Use INSN_P. * recog.c (find_single_use): Use INSN_P. * reg-stack.c (stack_regs_mentioned): Use INSN_P. (next_flags_user): Likewise. (swap_rtx_condition): Likewise. * regmove.c (mark_flags_life_zones): Use INSN_P. (optimize_reg_copy_1): Likewise. (optimize_reg_copy_2): Likewise. (optimize_reg_copy_3): Likewise. (reg_is_remote_constant_p): Likewise. (fixup_match_2): Likewise. (regmove_optimize): Likewise. (fixup_match_1): Likewise. * regrename.c (build_def_use): Use INSN_P. (replace_reg_in_block): Likewise. (consider_use): Likewise. * reload.c (find_equiv_reg): Use INSN_P. * reload1.c (reload): Use INSN_P. (maybe_fix_stack_asms): Likewise. (calculate_needs_all_insns): Likewise. (reload_as_needed): Likewise. (emit_output_reload_insns): Likewise. (delete_address_reloads_1): Likewise. (reload_cse_regs_1): Likewise. (reload_combine): Likewise. (reload_cse_move2add): Likewise. * reorg.c (redundant_insn): Use INSN_P. (dbr_schedule): Likewise. * resource.c (find_dead_or_set_registers): Use INSN_P. (mark_target_live_regs): Likewise. * rtlanal.c (reg_used_between_p): Use INSN_P. (reg_referenced_between_p): Likewise. (reg_set_between_p): Likewise. (reg_set_p): Likewise. (single_set): Likewise. (multiple_sets): Likewise. (find_last_value): Likewise. (reg_set_last): Likewise. (find_reg_note): Likewise. (find_regno_note): Likewise. * sibcall.c (sequence_uses_addressof): Use INSN_P. * simplify-rtx.c (cselib_process_insn): Use INSN_P. * ssa.c (find_evaluations): Use INSN_P. (rename_block): Likewise. (rename_equivalent_regs): Likewise. * unroll.c (loop_find_equiv_value): Use INSN_P. (set_dominates_use): Likewise. * varasm.c (mark_constant_pool): Use INSN_P. (mark_constants): Likewise. * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P. (alphaev4_next_group): Likewise. (alphaev5_next_group): Likewise. * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P. (c4x_rptb_rpts_p): Likewise. * config/mips/mips.c (mips16_optimize_gp): Use INSN_P. * config/rs6000/rs6000.c (uses_TOC): Use INSN_P. (rs6000_adjust_priority): Likewise. * config/sh/sh.c (sh_loop_align): Use INSN_P. (machine_dependent_reorg): Likewise. (split_branches): Likewise. * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35494 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (uses_addressof): Add INMEM argument, check forjakub2000-07-071-10/+24
| | | | | | | | | | | | | | | current_function_internal_arg_pointer outside of MEM rtxs in addition to ADDRESSOFs. (sequence_uses_addressof): Update caller. * gcc.c-torture/execute/20000706-1.c: New test. * gcc.c-torture/execute/20000706-2.c: New test. * gcc.c-torture/execute/20000706-3.c: New test. * gcc.c-torture/execute/20000706-4.c: New test. * gcc.c-torture/execute/20000706-5.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@34906 138bc75d-0d04-0410-961f-82ee72b054a4
* * combine.c (try_combine): Use any_condjump_p, any_uncondjump_prth2000-05-251-1/+1
| | | | | | | | | | | | | | | | | | | | | | and pc_set at the place of simplejump_p and condjump_p. * cse.c (record_jump_equiv): Likewise. * emit-rtl.c (emit): Likewise. * explow.c (find_next_ref): Likewise. * flow.c (tidy_fallthru_edge): Likewise. (init_propagate_block_info): Likewise. * gcse.c (delete_null_pointer_checks): Likewise. * ifcvt.c (cond_exec_get_condition, noce_get_condition, dead_or_predicable): Likewise. * integrate.c (copy_insn_list): Likewise. * loop.c (scan_loop, verify_dominator, find_and_verify_loops, for_each_insn_in_loop, check_dbra_loop, get_condition, insert_bct, load_mems): Likewise. * resource.c (find_dead_or_set_registers): Likewise. * sibcalls.c (simplejump_p): Likewise. * unroll.c (copy_loop_body, reg_dead_after_loop): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@34175 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (indentify_call_return_value): Find last call in the chain;law2000-03-281-2/+9
| | | | | | | Allow stack adjustment after function call. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32791 138bc75d-0d04-0410-961f-82ee72b054a4
* * sibcall.c (skip_copy_to_return_value): Use OUTGOING_REGNO forjakub2000-03-241-2/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | comparison if regno's are equal. * calls.c (initialize_argument_informat): Add ecf_flags argument. Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL. (expand_call): Update caller. Avoid making a sibling call if argument size of the callee is larger than argument size of the caller. Call hard_function_value with outgoing set if in sibcall pass. Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL. * final.c (permitted_reg_in_leaf_functions, only_leaf_regs_used): Change LEAF_REGISTERS from an array initializer to actual array identifier. Move static global variable into the function. (leaf_function_p): Allow SIBLING_CALL_P calls even outside of sequences for leaf functions. * global.c (global_alloc): Likewise. * tm.texi (LEAF_REGISTERS): Update documentation. * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Remove the ugly TARGET_FLAT leaf disabling hack. (LEAF_REGISTERS): Changed from an array initializer to actual array identifier to avoid duplication and remove the above hack. (FUNCTION_OK_FOR_SIBCALL): Define. * config/sparc/sparc.md (sibcall): New attr type. Use it almost always like call attribute. (eligible_for_sibcall_delay): New attribute. (sibcall): New delay type. (sibcall, sibcall_value, sibcall_epilogue): New expands. (sibcall_symbolic_sp32, sibcall_symbolic_sp64, sibcall_value_symbolic_sp32, sibcall_value_symbolic_sp64): New insns. * config/sparc/sparc.c (sparc_leaf_regs): New array. (eligible_for_sibcall_delay, output_restore_regs, output_sibcall): New functions. (output_function_epilogue): Move part of the code into output_restore_regs. (ultra_code_from_mask, ultrasparc_sched_reorder): Handle TYPE_SIBCALL. * sparc-protos.h (output_sibcall, eligible_for_sibcall_delay): New prototypes. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32730 138bc75d-0d04-0410-961f-82ee72b054a4
* * emit-rtl.c (remove_unncessary_notes): Check that allmmitchel2000-03-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | NOTE_INSN_BLOCK_BEG and NOTE_INSN_BLOCK_END notes have an associated NOTE_BLOCK. * function.h (identify_blocks): Update comments. (reorder_blocks): Declare. * function.c (identify_blocks): Don't take paramters. (reorder_blocks): Don't take parameters. * loop.h (find_loop_tree_blocks): Remove. (unroll_block_trees): Likewise. * loop.c (loop_optimize): Don't call find_loop_tree_blocks. Use reorder_blocks instead of unroll_block_trees.h * sibcall.c (optimize_sibling_and_tail_recursive_calls): Likewise. * stmt.c (find_loop_tree_blocks): Remove. (unroll_block_trees): Likewise. * toplev.c (rest_of_compilation): Don't call find_loop_tree_blocks in whole-function mode. * tree.h (reorder_blocks): Remove declaration. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32632 138bc75d-0d04-0410-961f-82ee72b054a4
* Sibling call optimizations.rth2000-03-171-0/+578
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32612 138bc75d-0d04-0410-961f-82ee72b054a4