2007-11-09 Richard Guenther <rguenther@suse.de>
* bitmap.h (bitmap_single_bit_set_p): Declare.
* bitmap.c (bitmap_single_bit_set_p): New function.
* tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
(maybe_create_global_var): Use bitmap_empty_p.
From-SVN: r130045
* emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
before very first instruction.
* ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
waring on 64bit hosts.
* bitmap.h: Fix typo in bitmap_head_def.
From-SVN: r123408
* gengtype-parse.c: New file.
* gengtype-yacc.y: Delete.
* gengtype-lex.l: Don't include gengtype-yacc.h.
Define YY_DECL and yyterminate appropriately for recursive
descent parser. yylval is now a string out-parameter to yylex.
(HWS, EOID): New shorthand.
(IWORD): Add a couple more types.
(yylex): Add a setup stanza. Remove the complex rules for
detecting GTY'ed types and typedefs; replace with simple
keyword detectors. Adjust everything for the changed
definition of yylval. Ignore all pp-directives, not just #define.
(yyerror): Delete.
(parse_file): Rename yybegin; do not call yyparse.
(yyend): New.
* gengtype.c (xasprintf): Export again.
(this_file): New. Use everywhere __FILE__ was being used.
(get_lang_bitmap): Special case types defined in gengtype.c.
(do_typedef, new_structure): Suppress definition of certain types.
(new_structure): Improve diagnostics of duplicate definitions.
Make sure location_s is associated with input.h.
(nreverse_pairs, define_location_structures): New functions.
(main): Improve tagging of kludge types. Remove old kludges
for input.h types; use define_location_structures.
* gengtype.h: Update prototypes. Define token codes here.
* Makefile.in: Remove all references to gengtype-yacc.
Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
and gengtype.
* bitmap.h (struct bitmap_head_def): Coalesce definitions,
add GTY((skip)) to the field that's only conditionally there.
* doc/install.texi: Document that Bison is no longer required
unless building treelang.
From-SVN: r123235
2006-01-27 Daniel Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/24762
* doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
* targhooks.c (hook_void_bitmap): New hook prototype.
* targhoohs.h (hook_void_bitmap): Ditto.
* bitmap.h (bitmap_head_def): Moved to coretypes.h.
* coretypes.h (bitmap_head_def): Moved from bitmap.h.
* target.h (live_on_entry): New function pointer.
* df-scan.c (df_all_hard_regs): Removed.
(df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
(df_scan_free_internal): Added df->entry_block_defs.
(df_scan_alloc): Ditto.
(df_scan_dump): Ditto.
(df_uses_record): Plumbed flag field properly thru calls.
Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
This part fixes PR24762.
(df_bb_refs_record): Added code to make the frame and arg
pointers live in EH blocks.
(df_refs_record): Added call to df_record_entry_block_defs.
(df_record_entry_block_defs): New function.
* df-core.c: Added comments to describe new artifical defs.
* df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
(entry_block_defs): New field in struct df.
(df_all_hard_regs): Deleted.
* target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
* df-problems.c (df_ru_bb_local_compute_process_def):
Added code to handle artifical defs in the entry to a function.
(df_ru_bb_local_compute): Ditto.
(df_rd_bb_local_compute_process_def): Ditto.
(df_rd_bb_local_compute): Ditto.
(df_lr_bb_local_compute): Ditto.
(df_ur_bb_local_compute): Ditto.
(df_urec_bb_local_compute): Ditto.
(df_chain_create_bb): Ditto.
(df_ur_local_finalize): Removed entry.
(df_urec_init): Ditto.
(df_urec_local_finalize): Ditto.
(df_ri_bb_compute): Added detection of last use of pseudos.
* Makefile.in (df-scan.o): Updated dependencies.
* config/mips/mips-protos.h (mips_set_live_on_entry): Added.
* config/mips/mips.c (mips_set_live_on_entry): Added.
* config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
for target hook.
* dce.c (marked_insn_p): Added code to handle artifical defs.
Co-Authored-By: Kenneth Zadeck <zadeck@naturalbridge.com>
From-SVN: r110312
2005-12-29 Kenneth Zadeck <zadeck@naturalbridge.com>
* bitmap.c (bitmap_element_free, bitmap_element_link,
bitmap_elt_insert_after, bitmap_and, bitmap_and_compl,
bitmap_and_compl, bitmap_ior, bitmap_ior_into, bitmap_xor,
bitmap_xor_into): Added code to properly maintain the variants
associated with the CURRENT and HEAD fields.
(bitmap_popcount, bitmap_clear_range, bitmap_compl_and_into): New
functions. * bitmap.h: Added defs for bitmap_popcount,
bitmap_clear_range, and bitmap_compl_and_into.
From-SVN: r109153
2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
* bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
BITMAP_OBSTACK_ALLOC.
(BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
From-SVN: r91309
* bitmap.h (struct bitmap_obstack): New obstack type.
(struct bitmap_head_def): Replace using_obstack with obstack
pointer.
(bitmap_default_obstack): New.
(bitmap_initialize): Make inline, does not do allocation.
(bitmap_release_memory): Remove.
(bitmap_obstack_initialize, bitmap_obstack_release): Declare.
(bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
bitmap_obstack_free, bitmap_malloc_free): Declare.
(BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
(BITMAP_FREE): Replace with ...
(BITMAP_OBSTACK_FREE): ... this.
(BITMAP_XFREE): Adjust.
(BITMAP_INIT_ONCE): Remove.
* bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
(bitmap_default_obstack): New.
(bitmap_elem_to_freelist): Adjust.
(bitmap_element_allocate): Adjust. Break initialization into ...
(bitmap_obstack_initialize): ... here.
(bitmap_release_memory): Replace with ...
(bitmap_obstack_release): ... this.
(bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
bitmap_obstack_free, bitmap_malloc_free): New.
(bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
bitmap_initialize.
(bitmap_initialize): Move to bitmap.h.
* gengtype.c (open_base_files): Add obstack.h to ifiles.
* Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
* basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
(INITIALIZE_REG_SET): Remove.
(FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
(INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
(flow_obstack): Do not declare.
(reg_obstack): Declare.
* regs.h: Include obstack.h.
* tree-optimize.c (tree_rest_of_compilation): Initialize and
release bitmap obstack here.
* bb-reorder.c: #include regs, not basic-block.
(fix_crossing_conditional_branches): Allocate regsets from
reg_obstack.
* bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
obstack.h.
* caller-save.c: Include regs.h earlier.
* cfg.c: Do not include basic-block.h or obstack.h.
(reg_obstack): Define.
* cfganal.c: Include obstack.h
* cfgcleanyp.c: Do not include basic-block.h. Include regs.h
earlier.
* cfglayout.c: Do not include obstack.h.
(flow_obstack): Remove declaration.
(cfg_layout_duplicate_bb): Use reg_obstack.
* cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
* cfgrtl.c (rtl_split_block): Use reg_obstack.
(force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
(safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
(cfg_layout_split_edge): Use reg_obstack.
* cse.c: Include regs.h earlier.
* ddg.c: Do not include basic-block.h.
* dominance.c: Inlude obstack.h.
* flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
(calculate_global_regs_live): Likewise.
(allocate_bb_life_data): Use reg_obstack.
(init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
* global.c: Do not include basic-block.h.
(build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
* graph.c: Include obstack.h.
* haifa-sched.c: Do not include basic-block.h.
* ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
* local-alloc.c: Do not include basic-block.h.
* loop-init.c, loop-invariant.c: Include obstack.h.
* loop-iv.c: Likewise.
(simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
adjust.
* loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
* modulo-sched.c: Do not include basic-block.h.
* passes.c (rest_of_handle_final): Do not call
regset_release_memory.
* ra-debug.c: Include regs.h earlier. Do not include
basic-block.h.
* recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
* regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
(allocate_reg_info): Do not call MAX_REGNO_REG_SET.
(regset_release_memory): Remove.
* resource.c: Do not include basic-block.h.
* rtlanal.c: Do not include basic-block.h.
* sbitmap.c: Include obstack.h.
* sched-deps.c: Do not include basic-block.h.
(reg_pending_sets_head, reg_pending_clobbers_head,
reg_pending_uses_head): Remove.
(init_deps_global): Use OBSTACK_ALLOC_REG_SET.
* sched-ebb.c: Do not include basic-block.h.
* sched-rgn.c: Likewise.
* tree-if-conv.c (get_loop_body_in_if_conv_order): Use
BITMAP_XFREE.
* tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
* tree-sra.c (decide_instantiations): Adjust bitmap
initialization.
* tree-ssa-dce.c: Include obstack.h.
* tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
(value_insert_into_set_bitmap): Remove useless bitmap_clear.
(bitmap_set_new): Likewise.
(init_pre): Initialize bitmap obstack.
(fini_pre): Release bitmap obstack.
* tree-ssanames.c (ssa_names_to_rewrite): Make static.
(marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
(mark_for_rewrite, unmark_for_rewrite): Likewise.
(marked_ssa_names): Likewise.
(init_ssanames): Use BITMAP_XMALLOC.
(fini_ssanames): Use BITMAP_XFREE.
* web.c: Include obstack.h
From-SVN: r91009
* bitmap.h (nBITMAP_WORD_BITS): Remove.
(BITMAP_WORD_BITS): Force unsigned by use of 1u.
(BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
unnecessary casts.
(bitmap_first_set_bit): Return unsigned, use ctzl.
(bitmap_last_set_bit): Remove.
* bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
unsigned.
(bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
remove special case code for two word elements.
(bitmap_last_set_bit): Remove.
* ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
bitmap_first_set_bit with bitmap_empty_p.
* tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
* tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
bitmap_last_bit_set.
From-SVN: r90478
2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
PR bootstrap/18232
* bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
(EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
(EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
(EXECUTE_IF_AND_IN_BITMAP): Likewise.
From-SVN: r89961
* alloc-pool.c: Convert to ISO C90 prototypes.
* alloc-pool.h: Likewise.
* alias.c: Likewise.
* attribs.c: Likewise.
* bb-reorder.c: Likewise.
* bitmap.h: Likewise.
* bitmap.c: Likewise.
* builtins.c: Likewise.
* tree.h: Convert prototypes of attribs.c to ISO C90.
* basic-block.h: Convert prototypes of bb-reorder.c to ISO C90.
* rtl.h: Convert prototypes of alias.c and builtins.c to ISO C90.
* expr.h: Convert prototypes of builtins.c to ISO C90.
From-SVN: r67975
* bitmap.h (BITMAP_WORD): New typedef: fundamental storage
type for bitmaps. Use unsigned long.
(nBITMAP_WORD_BITS): New macro.
(BITMAP_WORD_BITS): New macro.
(rest of file): Use it.
* bitmap.c: Use it.
From-SVN: r61793
* bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
* bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
function.
From-SVN: r43760
2001-06-16 Daniel Berlin <dan@cgsoftware.com>
* bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
bitmap_last_set_bit. All for compatibility with sbitmap's.
*bitmap.c (bitmap_zero): New function.
(bitmap_union_of_diffs): New function.
(bitmap_first_set_bit): New function.
(bitmap_last_set_bit): New function.
From-SVN: r43420