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* Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>jle2000-01-141-0/+3
| | | | | | | | | | | | Stan Cox <scox@cygnus.com> * predict.c: New file. Preliminary infrastructure work for static branch prediction and basic block reordering. * basic-block.h: Add prototype for estimate_probability. * Makefile.in: Add rules for predict.o. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31402 138bc75d-0d04-0410-961f-82ee72b054a4
* * alias.c: PROTO -> PARAMS.ghazi2000-01-111-37/+37
| | | | | | | | | | | | | * basic-block.h: Likewise. * bitmap.c: Likewise. * bitmap.h: Likewise. * builtins.c: Likewise. * c-aux-info.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31338 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.m.hayes1999-11-301-0/+90
| | | | | | | | | | | | | | | | | | | | (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise. (flow_loop_exits_find, flow_loop_nodes_find): Likewise. (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise. (flow_loop_tree_node_add, flow_loops_tree_build): Likewise. (flow_loop_level_compute, low_loops_level_compute): Likewise. (flow_loops_find, flow_loop_outside_edge_p): Likewise. * basic-block.h: Protect from multiple inclusion. (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes. (struct loops, struct loop): Define structures. * sbitmap.c (sbitmap_a_subset_b_p): New function. * sbitmap.h: Protect from multiple inclusion. (sbitmap_a_subset_b_p): Add prototype. * Makefile.in (LOOP_H): New macro. (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30720 138bc75d-0d04-0410-961f-82ee72b054a4
* Add regset_head and INIT_REG_SET.crux1999-11-221-1/+7
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30619 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (update_life_extent): Remove trailing comma onlaw1999-11-181-1/+1
| | | | | | | enumeration type list. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30572 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h: Remove all #defines and prototypes related tolaw1999-11-151-43/+0
| | | | | | | | | | | | | | | | | | | integer lists. (free_bb_mem, compute_preds_succs): Remove prototype. * rtl.h (free_bb_mem): Remove prototype. * flow.c (alloc_int_list_node); Remove function. (add_inst_list_node, free_int_list, add_pred_succ): Likewise. (compute_preds_succs, free_bb_mem): Likewise. * gcse.c (gcse_main): Do not call free_bb_mem anymore. * toplev.c (rest_of_compilation): Likewise. * haifa-sched.c (build_control_flow): Use flow generated edge list to build the haifa specific edge list. (find_rgns): Use new CFG data structures instead of pred/succ lists. (schedule_insns): Do not build pred/succ lists anymore. Instead build the edge table. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30531 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (dump_bb_data): Remove declaration.law1999-11-151-2/+0
| | | | | | | | | * flow.c (dump_bb_data): Remove function. * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function. (sbitmap_union_of_predsucc): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30530 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (compute_available): Returns a void now.law1999-11-111-1/+1
| | | | | | | | | | | * gcse.c (one_classic_gcse_pass): Do not expect compute_available to return a value anymore. * lcm.c (compute_available, compute_antinout_edge): Revamp to use worklists. Fix boundary cases. Compute maximal solutions. (compute_laterin, compute_nearerout): Similarly. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30482 138bc75d-0d04-0410-961f-82ee72b054a4
* * gcse.c (post_dominators): Kill.law1999-11-071-3/+0
| | | | | | | | | | | | | | | (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators. (compute_code_hoist_data): Use compute_flow_dominators. Do not pass in a pdom array since we do not need pdoms. * haifa-sched.c (schedule_insns): Similarly. * flow.c (compute_dominators): Remove dead function. (compute_flow_dominators): Do not compute doms or pdoms if the caller does not request them. Split up loop to build doms and pdoms. Use a worklist to compute doms and pdoms. * basic-block.h (compute_dominators): Remove prototype. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30437 138bc75d-0d04-0410-961f-82ee72b054a4
* Reorg reg-stack to use the standard CFG.rth1999-10-271-0/+4
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30201 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (PROP_*): Move constants from ...rth1999-10-201-1/+13
| | | | | | | | | | | | | | | | | | | | | | | | * flow.c: ... here. (compute_bb_for_insn): Free the array before reallocating. (update_life_info): New arg PROP_FLAGS; pass on to propagate_block. (allocate_reg_life_data): Reset all reg variables collected by propagate_block. (get_block_head_tail): Don't convert from bb to block. (get_bb_head_tail): New. Update all callers of get_block_head_tail. (find_insn_reg_weight): Take block not bb. (schedule_block): Don't set block num for moved insns. (schedule_region): Don't update_life_info or find_insn_reg_weight. (schedule_insns): Do it here instead. * combine.c (combine_instructions): Invoke compute_bb_for_insn before update_life_info. * recog.c (split_all_insns, peephole2_optimize): Update for new arg to update_life_info. * rtlanal.c (remove_note): Cope with NULL note. * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage if we did sched1. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30103 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (set_block_num): Declare.rth1999-10-181-0/+1
| | | | | | | | | | | | | | | * flow.c (update_life_info): Don't call compute_bb_for_insn or free_basic_block_vars. * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0. (insn_orig_block): Remove. (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM. (schedule_block): Keep BLOCK_NUM up-to-date. (schedule_insns): Use compute_bb_for_insn. * recog.c (split_all_insns): Likewise. (peephole2_optimize): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30073 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):law1999-10-171-7/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Prototype for exported functions. (pre_lcm, pre_rev_lcm): Remove prototypes. * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters. (compute_available): Move to lcm.c, and change parameter order. (one_classic_gcse_pass): Call compute_ae_kill with parameters. (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete. (gcse_main): No longer call compute_preds_succs. Rebuild the set table after reach pre pass. (pre_insert_map, pre_delete_map, edge_list): New. (alloc_pre_mem): Allocate edge vectors. (free_pre_mem): Delete edge vectors. (compute_pre_data): Call new edge based lcm routines. (process_insert_insn): New function. (insert_insn_end_bb): Use it. (pre_edge_insert): New function. (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as needed. (pre_insert_copies): Revamp using new edge based lcm outputs. (pre_delete): Likewise. (one_pre_gcse_pass): Insert & remove fake edges to the exit block. (compute_code_hoist_vbeinout): New new edge based routines. * lcm.c: Remove all the old LCM functions. Replace with new ones that work with the new cfg datastructures and work with edges instead of blocks. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30055 138bc75d-0d04-0410-961f-82ee72b054a4
* * combine.c (refresh_blocks, need_refresh): New.rth1999-10-101-2/+3
| | | | | | | | | | | | | | (combine_instructions): Allocate refresh_blocks. Invoke update_life_info if needed. (distribute_notes): Mark refresh_blocks instead of installing USE insns. * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES. * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES. * Makefile.in (recog.o): Depend on basic-block.h. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29893 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in (flow.o): Depend on TREE_H.rth1999-10-091-3/+20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (REG_SET_EQUAL_P): New. (XOR_REG_SET): New. (n_edges): Declare. (free_regset_vector): Remove declaration. (flow_delete_insn_chain): Declare. (enum update_life_extent): New. (update_life_info, count_or_remove_death_notes): Declare. * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head. Verify register live at bb->global_live_at_start before adding USE. * flow.c (HAVE_epilogue, HAVE_prologue): Provide default. (CLEAN_ALLOCA): New. (n_edges): New. (PROP_*): New flags. (find_basic_blocks_1): Use alloc_EXPR_LIST. (clear_edges): Zero n_edges. (make_edge): Increment n_edges. (split_edge): Don't allocate bb->local_set. Increment n_edges. (flow_delete_insn_chain): Export. (delete_block): Decrement n_edges. (merge_blocks_nomove): Likewise. (life_analysis): Give life_analysis_1 PROP flags. (verify_wide_reg_1, verify_wide_reg): New. (verify_local_live_at_start): New. (update_life_info): Rewrite to call into propogate_block. (mark_reg): New. (mark_regs_live_at_end): After reload, if epilogue as rtl, always mark stack pointer. Conditionally mark PIC register. After reload, mark call-saved registers, return regsiters. (life_analysis_1): Accept PROP flags not remove_dead_code. Call mark_regs_live_at_end before zeroing regs_ever_live. Use calculate_global_regs_live. Copy global_live_at_end before calling final propagate_block. Zero reg_next_use on exit. (calculate_global_regs_live): New. (allocate_bb_life_data): Don't allocate bb->local_set. (init_regset_vector, free_regset_vector): Remove. (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE. Test flags before every operation. Warn if prologue/epilogue insn would have been deleted. (mark_set_regs, mark_set_1): Accept and use FLAGS. Use alloc_EXPR_LIST. (mark_used_regs): Accept and use FLAGS, not FINAL. Remove special handling for RETURN. (try_pre_increment): Use alloc_EXPR_LIST. (dump_flow_info): Dump n_edges. (unlink_insn_chain, split_hard_reg_notes): Remove. (maybe_add_dead_note, maybe_add_dead_note_use): Remove. (find_insn_with_note, new_insn_dead_notes): Remove. (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove. (maybe_remove_dead_notes, prepend_reg_notes): Remove. (replace_insns): Remove. (count_or_remove_death_notes): New. (verify_flow_info): Abort on error after all checks. (remove_edge): Decrement n_edges. (remove_fake_edges): Tweek format. * haifa-sched.c (schedule_insns): Use split_all_insns. * output.h (update_life_info): Remove declaration. * recog.c (split_all_insns): From the corpse of split_block_insns, do the whole function block by block. Use update_life_info. (recog_last_allowed_insn): New. (recog_next_insn): Mind it. (peephole2_optimize): Set it. Walk backwards through blocks. Use update_life_info. * rtl.h (update_flow_info, replace_insns): Remove declarations. (split_all_insns): Declare. * toplev.c (rest_of_compilation): Thread prologue before flow2. Use split_all_insns. * i386.md (or -1 peep2s): Disable. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29877 138bc75d-0d04-0410-961f-82ee72b054a4
* Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>amacleod1999-09-231-1/+2
| | | | | | | | | * basic-block.h (find_edge_index): Change parameters. * flow.c (verify_edge_list): Pass basic_block parameters to find_edge_index instead of integers. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29622 138bc75d-0d04-0410-961f-82ee72b054a4
* Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>amacleod1999-09-221-1/+1
| | | | | | | | | | * basic-block.h (add_noreturn_fake_exit_edges): Use correct name. * flow.c (remove_edge): Remove extra whitespace. (remove_fake_edges): Fix comment. (add_noreturn_fake_exit_edges): Use the correct name. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29592 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (basic_block): Add eh_beg, eh_end.rth1999-09-211-0/+3
| | | | | | | | | | | | | | | | | | | | | | * flow.c (entry_exit_blocks): Update. (find_basic_blocks): Don't allocate bb_eh_end, or pass it around. Call new functions. (find_basic_blocks_1): Don't record eh_list at each bb. Use lists.c functions to allocate insn lists. (make_edges): Use eh_beg+eh_end, not the lists. Split out EH edge creation ... (make_eh_edge): ... here. New. (move_stray_eh_region_notes): New. (record_active_eh_regions): New. (delete_unreachable_blocks): Split out block merging ... (try_merge_blocks): ... here. New. (merge_blocks_move_predecessor_nojumps): Remove edge arg. Dump debugging data. (merge_blocks_move_successor_nojumps): Likewise. (merge_blocks): Use eh_beg+eh_end to validate block movement. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29565 138bc75d-0d04-0410-961f-82ee72b054a4
* Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>amacleod1999-09-211-0/+2
| | | | | | | | | | | | | | | * flow.c (remove_edge): New function to remove an edge from the flow graph. (remove_fake_successors): New function to remove fake successor edges. (remove_fake_edges): New function to remove all fake edges from the flow graph. (add_fake_exit_edges): New function to add fake edges from all blocks with no successors to the exit block. * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add prototypes for new functions. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29555 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (compute_bb_for_insn): Declare.rth1999-09-201-0/+1
| | | | | | | | | * flow.c (compute_bb_for_insn): Export. Don't accept the varray to use; set size of basic_block_for_insn directly. (find_basic_blocks): Update. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29530 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (compute_flow_dominators): Declare.law1999-09-201-0/+1
| | | | | | | | | | | | * gcse.c (alloc_code_hoist_mem): New function. (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise. (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise. (hoist_code, one_code_hoisting_pass): Likewise. (gcse_main): If optimizing for size, then hoist expressions computed in multiple dominated basic blocks. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29523 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (struct edge_list): Stucture to maintain a vectoramacleod1999-08-161-0/+32
| | | | | | | | | | | | | | | of edges. (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB, INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list. (create_edge_list, free_edge-List, print_edge_list, verify_edge_list): New function prototypes. * flow.c (create_edge_list): Function to create an edge list. (free_edge_list): Discards memory used by an edge list. (print_edge_list): Debug output showing an edge list. (verify_edge_list): Internal consistency check for an edge list. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28732 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (pre_lcm, pre_rev_lcm): Declare.law1999-03-211-0/+10
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25885 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (compute_immediate_dominators): New function.law1999-03-171-0/+1
| | | | | | | * basic-block.h (compute_immediate_dominators): Declare it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25831 138bc75d-0d04-0410-961f-82ee72b054a4
* Flow rewrite to use basic block structures and edge lists.rth1999-02-251-25/+76
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@25450 138bc75d-0d04-0410-961f-82ee72b054a4
* * Makefile.in (OBJECTS): Add sbitmap.o.rth1999-01-121-104/+3
| | | | | | | | | | (BASIC_BLOCK_H): Add sbitmap.h. * basic-block.h: Move simple bitmap code to sbitmap.h. * flow.c: Move simple bitmap code to sbitmap.c * sbitmap.h, sbitmap.c: New files. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24628 138bc75d-0d04-0410-961f-82ee72b054a4
* Update copyrights.rth1999-01-111-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24624 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (basic_block_head): Rename to x_basic_block_head.rth1999-01-111-4/+4
| | | | | | | | | | | | | (basic_block_end): Rename to x_basic_block_end. (BLOCK_HEAD, BLOCK_END): Update. * caller-save.c: Change basic_block_head/end references to BLOCK_HEAD/END. * combine.c, flow.c, function.c, gcse.c, global.c: Likewise. * graph.c, haifa-sched.c, local-alloc.c, regclass.c: Likewise. * regmove.c, reload1.c, reorg.c, sched.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24622 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (XNMALLOC): New macro.law1998-10-291-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (flow_int_list_blocks, basic_block_succ, basic_block_pred): New static variables. (add_edge, add_edge_to_label): New static functions. (free_bb_memory): New function. (flow_delete_insn): Delete function. (basic_block_drops_in): Delete variable. (find_basic_blocks): Allocate and initialize basic_block_head, basic_block_succ. Don't allocate basic_block_drops_in. Call free_bb_memory at the beginning. (find_basic_blocks_1): Don't do multiple passes. Delete code to compute basic_block_drops_in. After calling make_edges, mark blocks reached by current block live. Update test for unreachable live blocks. (mark_label_ref): Delete args X, CHECKDUP. Add PRED arg. All callers changed. Simplify to call add_edge_to_label when a LABEL_REF is found. (make_edges): Simplify to call add_edge_to_label instead of mark_label_ref most of the time. Compute here whether control drops into the next block. (delete_unreachable_blocks): Return void. All callers changed. Delete unreachable blocks in reverse order. After deleting all unreachable blocks, renumber the remaining ones and update n_basic_blocks. (delete_block): Speed up deletion a bit. Don't set basic_block_drops_in for deleted blocks. (free_basic_block_vars): Don't free basic_block_drops_in. (life_analysis_1): Update to use new edge representation. (dump_flow_info): Delete code to print basic block info; call dump_bb_data instead. (compute_preds_succs): Delete code to recompute basic_block_drops_in and uid_block_number. Simply copy the previously computed cfg. (dump_bb_data): New arg LIVE_INFO. All callers changed. Print register lifetime information if LIVE_INFO is nonzero. * basic-block.h (dump_bb_data): Adjust prototype. * gcse.c (gcse_main): Update call to dump_bb_data. * rtl.h (free_bb_memory): Declare. * toplev.c (rest_of_compilation): Call free_bb_memory. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23443 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (EXECUTE_IF_SET_IN_SBITMAP): New macro.rth1998-10-101-1/+35
| | | | | | | | (sbitmap_free, sbitmap_vector_free): New macros. * output.h (rtl_dump_file): Declare. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22978 138bc75d-0d04-0410-961f-82ee72b054a4
* Switch reg_n_info structure to use varraysmeissner1998-07-021-2/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20894 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (init_regset_vector): Delete declaration.law1998-06-211-3/+0
| | | | | | | * flow.c (init_regset_vector): Make it static and add a prototype. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20647 138bc75d-0d04-0410-961f-82ee72b054a4
* * bitmap.h (debug_bitmap): Declare.law1998-06-211-0/+3
| | | | | | | * basic-block.h (init_regset_vector): New declaration. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20646 138bc75d-0d04-0410-961f-82ee72b054a4
* Warning Fixes:ghazi1998-05-191-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (print-rtl.o): Depend on bitmap.h. (dbxout.o): Depend on toplev.h. ($(SCHED_PREFIX)sched.o): Likewise. ($(out_object_file)): Likewise for system.h and toplev.h. (cppmain.o): Depend on gansidecl.h. (cpplib.o): Likewise. (cpperror.o): Likewise. (cppexp.o): Likewise. (cpphash.o): Likewise. (cppalloc.o): Likewise. (fix-header.o): Depend on cpplib.h and cpphash.h. (scan-decls.o): Depend on gansidecl.h. * basic-block.h (free_regset_vector): Add prototype. * cccp.c (check_precompiled): Mark parameter `fname' with ATTRIBUTE_UNUSED. (do_assert): Likewise for `op' and `keyword'. (do_unassert): Likewise. (do_line): Likewise for `keyword'. (do_error): Likewise for `op' and `keyword'. (do_warning): Likewise. (do_ident): Likewise for `keyword'. (do_pragma): Likewise for `limit', `op' and `keyword'. (do_sccs): Likewise. (do_if): Likewise for `keyword'. (do_elif): Likewise. (do_else): Likewise. (do_endif): Likewise. * collect2.c (getenv): Remove redundant prototype. (collect_exit, collect_execute, dump_file): Likewise. (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST. (dump_prefix_list): Hide prototype and definition. * sparc.c: Include toplev.h. (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. (symbolic_memory_operand): Likewise. (sp64_medium_pic_operand): Likewise. (data_segment_operand): Likewise. (text_segment_operand): Likewise. (splittable_symbolic_memory_operand): Likewise. (splittable_immediate_memory_operand): Likewise. (eq_or_neq): Likewise. (normal_comp_operator): Likewise. (noov_compare_op): Likewise. (v9_regcmp_op): Likewise. (v8plus_regcmp_op): Likewise. (extend_op): Likewise. (cc_arithop): Likewise. (cc_arithopn): Likewise. (small_int): Likewise. (uns_small_int): Likewise. (clobbered_register): Likewise. (legitimize_pic_address): Likewise. (delay_operand): Likewise. (sparc_builtin_saveregs): Remove unused variable `stdarg'. * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay, sparc_issue_rate, v8plus_regcmp_p): Add prototypes. * sparc.md (cmpdi_v8plus): Add abort for default case in switch. * cppalloc.c: Include gansidecl.h. * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h. (cpp_file_line_for_message): Mark parameter `pfile' with ATTRIBUTE_UNUSED. (v_cpp_message): New function. (cpp_message): Use it. Also convert to variable arguments. (cpp_fatal): Likewise. (cpp_pfatal_with_name): Constify parameter `name'. * cppexp.c: Move gansidecl.h before cpplib.h. * cpphash.c: Likewise. * cpphash.h (hashf, delete_macro): Add prototypes. * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before cpplib.h. Don't include errno.h. (update_path): Add arguments to prototype. (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro, cpp_print_containing_files): Remove redundant prototypes. (cpp_hash_cleanup, add_import, append_include_chain, make_assertion, path_include, initialize_builtins, initialize_char_syntax, finclude, validate_else, comp_def_part, lookup_import, redundant_include_p, is_system_include, read_name_map, read_filename_string, open_include_file, check_macro_name, compare_defs, compare_token_lists, eval_if_expression, change_newlines): Add prototype arguments. (hashf): Remove redundant prototype. (read_token_list, free_token_list, safe_read, xcalloc, savestring, conditional_skip, skip_if_group): Add prototype arguments. (fdopen): Remove redundant prototype. (do_define, do_line, do_include, do_undef, do_error, do_pragma, do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs, do_once, do_assert, do_unassert, do_warning): Add prototype arguments. (struct directive): Add prototype arguments to function pointer member `func'. (handle_directive): Add missing arguments to call to `do_line'. (do_include): Mark parameters `unused1' and `unused2' with ATTRIBUTE_UNUSED. (do_line): Likewise for `keyword' and new parameters `unused1' and `unused2'. (do_error): Likewise for `keyword'. (do_warning): Likewise. Also add missing argument `pfile' in call to cpp_pedwarn. (do_once): Mark parameter `keyword', `unused1' and `unused2' with ATTRIBUTE_UNUSED. (do_ident): Likewise for `keyword', `buf' and `limit'. (do_pragma): Likewise. Also add missing arguments in call to do_once. (do_sccs): Mark parameter `keyword', `buf' and `limit' with ATTRIBUTE_UNUSED. (do_if): Likewise for `keyword'. (do_elif): Likewise. (eval_if_expression): Likewise for `buf' and `length'. (do_xifdef): Likewise for `unused1' and `unused2'. (do_else): Likewise for `keyword', `buf' and `limit'. (do_endif): Likewise. (parse_name): Add missing argument `pfile' in call to cpp_pedwarn. (cpp_handle_options): Remove superfluous NULL argument in call to cpp_fatal. (cpp_handle_options): Likewise. (do_assert): Mark parameter `keyword', `buf' and `limit' with ATTRIBUTE_UNUSED. (do_unassert): Likewise. (cpp_print_file_and_line): Add missing argument `pfile' in call to cpp_file_line_for_message. (v_cpp_error): New function. (cpp_error): Use it. Also accept variable arguments. (v_cpp_warning): New function. (cpp_warning): Use it. Also accept variable arguments. (cpp_pedwarn): Accept variable arguments. (v_cpp_error_with_line): New function (cpp_error_with_line): Use it. Accept variable arguments. (v_cpp_warning_with_line): New function. (cpp_warning_with_line): Use it. Accept variable arguments. Hide definition. (cpp_pedwarn_with_line): Accept variable arguments. (cpp_pedwarn_with_file_and_line): Likewise. (cpp_error_from_errno): Constify parameter `name'. Add missing argument `pfile' in call to cpp_file_line_for_message. (cpp_perror_with_name): Constify parameter `name'. * cpplib.h: Define PARAMS() in terms of PROTO(). (fatal): Remove redundant prototype. (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line, cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line, cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name, cpp_fatal, cpp_message, cpp_pfatal_with_name, cpp_file_line_for_message, cpp_print_containing_files): Add arguments to prototypes. (scan_decls, cpp_finish): Add prototypes. * cppmain.c: Include gansidecl.h. (main): Remove unused variable `i'. * dbxout.c: Include toplev.h. * demangle.h (do_tlink, collect_execute, collect_exit, collect_wait, dump_file, file_exists): Add prototype. * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide prototype and definition. (gen_unspecified_parameters_die): Don't assign results of call to function new_die() to unused variable `parm_die'. (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED. (dwarf2out_define): Likewise for `lineno' and `buffer'. * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide prototype and definition. (output_die): Add prototype arguments to function pointer arg. (output_unspecified_parameters_die): Mark parameter `arg' with ATTRIBUTE_UNUSED. * except.c (output_exception_table_entry): Remove unused variable `eh_entry'. * except.h (expand_fixup_region_start, expand_fixup_region_end): Add prototypes. * expr.c (do_jump_by_parts_equality_rtx): Remove prototype. * expr.h (do_jump_by_parts_equality_rtx): Add prototype. * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h before cpplib.h, include cpphash.h, remove redundant prototype of cpp_fatal, don't define `const', add a prototype for `fatal'. (cpp_file_line_for_message): Add missing arguments `pfile'. (v_cpp_message): New function. (cpp_message): Use it. (v_fatal): New function. (fatal, cpp_fatal): Use it. (cpp_pfatal_with_name): Constify parameter `name'. * flow.c (free_regset_vector): Remove redundant prototype. * function.c (round_down): Wrap prototype and definition with macro ARGS_GROW_DOWNWARD. (record_insns): Wrap prototype and definition with defined (HAVE_prologue) || defined (HAVE_epilogue). * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros. * gen-protos.c: Include gansidecl.h. (hashf): Don't make it static, constify parameter `name'. * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match specifier %s in calls to function `fatal'. * haifa-sched.c: Include toplev.h. (find_rgns): Remove unused variable `j'. * integrate.c (note_modified_parmregs): Mark parameter `x' with ATTRIBUTE_UNUSED. (mark_stores): Likewise. * jump.c (mark_modified_reg): Likewise. * output.h (insn_current_reference_address): Add prototype. (eh_frame_section): Likewise. * print-rtl.c: Include bitmap.h. * reload1.c (reload): Wrap variables `note' and `next' in macro PRESERVE_DEATH_INFO_REGNO_P. (forget_old_reloads_1): Mark parameter `ignored' with ATTRIBUTE_UNUSED. (choose_reload_regs): Remove unused variable `in'. (reload_cse_invalidate_mem): Mark parameter `ignore' with ATTRIBUTE_UNUSED. (reload_cse_check_clobber): Likewise. * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype. (mark_elimination): Fix typo in prototype. * scan-decls.c: Include gansidecl.h. * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@19867 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (compute_dominators): Declare.law1998-04-161-3/+5
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* 8law1998-04-161-0/+3
| | | | | | | | | * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging functions. * basic-block.h: Declare them. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@19242 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (sbitmap_union_of_successors): New function.law1998-04-151-0/+2
| | | | | | | | | * basic-block.h (sbitmap_union_of_successors): Declare it. For completeness, we already had the other 3 variants. This one is useful for backwards lazy code motion. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@19232 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (basic_block_computed_jump_target): Declare.law1998-03-281-0/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | * flags.h: (current_function_has_computed_jump): Declare. * flow.c: (basic_block_computed_jump_target): Define. (flow_analysis): Allocate it. Set current_function_has_computed_jump to 0. (find_basic_blocks): Set current_function_has_computed_jump and elements of basic_block_computed_jump_target to 1 as appropriate. * function.c: (current_function_has_computed_jump): Define. * global.c (global_conflicts): Don't allocate pseudos into stack regs at the start of a block that is reachable by a computed jump. * reg-stack.c (stack_reg_life_analysis): If must restart, do so immediately. (subst_stack_regs): Undo change from Sep 4 1997. (uses_reg_or_mem): Now unused, deleted. * stupid.c (stupid_life_analysis): Compute current_function_has_computed_jump. (stupid_find_reg): Don't allocate stack regs if the function has a computed goto. * haifa-sched.c (is_cfg_nonregular): Delete code to determine if the current function has a computed jump. Use the global value instead. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18860 138bc75d-0d04-0410-961f-82ee72b054a4
* amanfred1998-03-121-2/+2
| | | | | | | | | | | * basic-block.h (compute_preds_succs): Change return type in prototype to void. * flow.c (compute_preds_succs): Likewise in function definition. * regmove.c (find_matches): Cast char used as array index to unsigned char to supress warning. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18506 138bc75d-0d04-0410-961f-82ee72b054a4
* * basic-block.h (free_basic_block_vargs): Provide prototype.law1998-03-071-0/+2
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* * haifa-sched.c (build_jmp_edges): Delete dead function.law1998-03-051-0/+121
| | | | | | | | | | | | | | | | | | | | | | (build_control_flow): Use cfg routines from flow.c (schedule_insns): Remove debugging code accidentally checked in earlier today. * basic-block.h: Add external integer list structures, typdefs, accessor macros and function declarations. Simlarly for basic block pred/succ support and simple bitmap stuff. * flow.c: Add functions for integer list, basic block pred/succ support and simple bitmap support. (compute_dominators): New function to compute dominators and post dominators. (find_basic_blocks): Split into two functions. (life_analysis): Likewise. (flow_analysis): Removed. Now handled by calling find_basic_blocks, the life_analysis from toplev.c * toplev.c (rest_of_compilation): Call find_basic_blocks, then life_analysis instead of flow_analysis. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18421 138bc75d-0d04-0410-961f-82ee72b054a4
* Add EXECUTE_IF_AND_IN_{BITMAP,REG_SET}, and bitmap_printmeissner1997-09-041-0/+6
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* (*REG_SET): Delete old implementation; use bitmap.h.kenner1997-07-141-208/+45
| | | | | | | | | (regset_{size,bytes}): Delete. (regs_live_at_setjmp): Declare. (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Delete. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@14421 138bc75d-0d04-0410-961f-82ee72b054a4
* (EXECUTE_IF_AND_COMPL_IN_REG_SET): Fix setting of scan_rs_.dje1997-06-061-4/+4
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* (REG_SET_TO_HARD_REG_SET): Fix typo.dje1997-06-061-12/+12
| | | | | | | | | (EXECUTE_IF_SET_IN_REG_SET): Fix setting of scan_rs_. (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Likewise. (EXECUTE_IF_AND_IN_REG_SET): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@14165 138bc75d-0d04-0410-961f-82ee72b054a4
* Fix urgent bugmeissner1997-06-051-2/+2
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* abstract regset stuff into macrosmeissner1997-06-051-2/+219
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* Use accessor macros to access arrays based on regno; move many of the arrays ↵meissner1997-05-301-1/+2
| | | | | | into a single structure. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@14140 138bc75d-0d04-0410-961f-82ee72b054a4
* Update FSF address.kenner1995-06-151-1/+2
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* (REGSET_ELT_TYPE): Make unsigned to avoid signed arithmetic overflow.rms1993-07-101-1/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@4900 138bc75d-0d04-0410-961f-82ee72b054a4
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