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warnings.
* alias.c (record_alias_subset, init_alias_analysis): Fix
-Wc++-compat and/or -Wcast-qual warnings.
* attribs.c (lookup_attribute_spec): Likewise.
* bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
copy_bb, connect_traces,
find_rarely_executed_basic_blocks_and_cr): Likewise.
* bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
note_btr_set, migrate_btr_defs): Likewise.
* builtins.c (result_vector, expand_builtin_memcpy,
expand_builtin_mempcpy_args, expand_builtin_strncpy,
builtin_memset_read_str, expand_builtin_printf,
fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
Likewise.
* caller-save.c (mark_set_regs): Likewise.
* calls.c (expand_call, emit_library_call_value_1): Likewise.
* cgraph.c (cgraph_edge): Likewise.
* combine.c (likely_spilled_retval_1): Likewise.
* coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
htab_counts_entry_del, get_coverage_counts): Likewise.
* cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
new_cselib_val): Likewise.
* dbgcnt.c (dbg_cnt_process_opt): Likewise.
* dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
Likewise.
* df-core.c (df_compact_blocks): Likewise.
* df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
* df-scan.c (df_grow_reg_info, df_ref_create,
df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
df_ref_compare, df_ref_create_structure, df_bb_refs_record,
df_record_entry_block_defs, df_record_exit_block_uses,
df_bb_verify): Likewise.
* df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
DF_REF_EXTRACT_MODE_CONST): New.
* dominance.c (get_immediate_dominator, get_dominated_by,
nearest_common_dominator, root_of_dom_tree,
iterate_fix_dominators, first_dom_son, next_dom_son): Fix
-Wc++-compat and/or -Wcast-qual warnings.
* dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
record_store, replace_read, check_mem_read_rtx, scan_insn,
dse_step1, dse_record_singleton_alias_set): Likewise.
* dwarf2asm.c (dw2_force_const_mem): Likewise.
From-SVN: r137137
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* df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
(DF_REF_INSN_INFO): New.
(DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
(DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
with a NULL DF_REF_INSN_INFO.
(DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
DF_INSN_SET.
(DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
DF_INSN_INFO_EQ_USES): New.
(DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
* df-core.c: Update comment for above changes.
(df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
DF_INSN_UID_* macros.
(df_ref_debug): Check for NULL DF_REF_INSN_INFO.
* df-scan.c (df_ref_record): Take a df_insn_info instead of an
insn rtx. Update all callers.
(df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
df_ref_create_structure, df_insn_refs_collect): Likewise.
(df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
* df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
(df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
macros to access the insn refs.
(df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
* fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
(all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
for accessing the refs.
(try_fwprop_subst): Likewise.
* ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
* web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
for accessing the refs.
* loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
(check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
to look at the insn refs.
(record_uses): Likewise.
* dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
function anymore.
(mark_artificial_uses): Don't mark_insn for artificial refs.
(mark_reg_rependencies): Likewise.
* doc/rtl.texi: Remove documentation of ADDRESSOF.
From-SVN: r136885
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2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
* df-scan.c (struct df_scan_problem_data): Remove the
mw_link_pool alloc pool.
(df_scan_free_internal): Don't free it.
(df_scan_alloc): Don't allocate it.
* df.h (struct df_link): Update comment.
From-SVN: r136576
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df_simulate_one_insn.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* ifcvt.c (dead_or_predicable): Rename
df_simulate_one_insn_backwards to df_simulate_one_insn.
* recog.c (peephole2_optimize): Ditto.
* rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
Ditto.
* df.h: Rename df_simulate_one_insn_backwards to
df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
* df-problems.c (df_simulate_artificial_refs_at_top) Reversed
scanning of defs and uses.
(df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
(df_simulate_one_insn_forwards): Removed.
From-SVN: r135422
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2008-04-24 Richard Sandiford <rsandifo@nildram.co.uk>
Kenneth Zadeck <zadeck@naturalbridge.com>
* dbgcnt.def (ra_byte_scan): Added.
* dbgcnt.c (dbg_cnt): Added code to print message to dump_file
when the last hit happens for a counter.
* timevar.def (TV_DF_BYTE_LR): New variable.
* tree-pass.h (pass_fast_rtl_byte_dce): New pass.
* passes.c (pass_fast_rtl_byte_dce): New pass.
* fwprop.c (update_df): Added mode to call df_ref_create.
Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
* df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
DF_BYTE_LR_OUT, df_byte_lr): New macro.
(df_mm): New enum.
(df_ref_extract): Added mode field.
(DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
(DF_REF_EXTRACT_MODE): New macro.
(df_byte_lr_bb_info): New structure.
(df_print_byte_regset, df_compute_accessed_bytes,
df_byte_lr_add_problem, df_byte_lr_get_regno_start,
df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
df_byte_lr_simulate_uses,
df_byte_lr_simulate_artificial_refs_at_top,
df_byte_lr_simulate_artificial_refs_at_end,
df_compute_accessed_bytes): New function.
(df_ref_create): Add parameter.
(df_byte_lr_get_bb_info): New inline function.
* df-scan.c (df_ref_record, df_uses_record,
df_ref_create_structure): Added mode parameter.
(df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
df_defs_record, df_uses_record, df_get_conditional_uses,
df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
df_entry_block_defs_collect, df_exit_block_uses_collect):
Added mode parameter to calls to df_ref_record, df_uses_record,
df_ref_create_structure.
(df_ref_equal_p, df_ref_compare): Added test for modes.
(df_ref_create_structure): Added code to set mode. Renamed
DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
* df-core.c (df_print_byte_regset): New function.
* df-byte-scan.c: New file.
* df-problems.c (df_rd_transfer_function): Removed unnecessary
calls to BITMAP_FREE.
(df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
(df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
df_byte_lr_local_compute, df_byte_lr_init,
df_byte_lr_confluence_0, df_byte_lr_confluence_n,
df_byte_lr_transfer_function, df_byte_lr_free,
df_byte_lr_top_dump, df_byte_lr_bottom_dump,
df_byte_lr_add_problem, df_byte_lr_simulate_defs,
df_byte_lr_simulate_uses,
df_byte_lr_simulate_artificial_refs_at_top,
df_byte_lr_simulate_artificial_refs_at_end): New function.
* dce.c (byte_dce_process_block): New function.
(dce_process_block): au is now passed in rather than computed
locally. Changed loops that look at artificial defs to not look
for conditional or partial ones, because there never are any.
(fast_dce): Now is able to drive byte_dce_process_block or
dce_process_block depending on the kind of dce being done.
(rest_of_handle_fast_dce): Add parameter to fast_dce.
(rest_of_handle_fast_byte_dce): New function.
(rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
* Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
Co-Authored-By: Kenneth Zadeck <zadeck@naturalbridge.com>
From-SVN: r134523
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2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
* fwprop.c (update_df): Support width and offset parameters of
df_ref_create.
* ra-conflict.c (mark_reg_store, clear_reg_in_live,
global_conflicts): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df-scan.c (df_ref_record, df_defs_record,
df_ref_create_structure, df_def_record_1, df_uses_record,
df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
df_bb_refs_collect, df_entry_block_defs_collect,
df_exit_block_uses_collect): Support new width and offset fields.
(ref_extract_pool): New storage pool.
(df_free_ref): New function.
(df_reg_chain_unlink, df_free_collection_rec,
df_sort_and_compress_refs): Call df_free_ref.
(df_ref_equal_p, df_ref_compare): Compare offset and width fields
of df_ref_extract.
(df_ref_create_structure): Allocate df_ref_extract if offset and
width fields are used.
(df_def_record_1): Get offset and width from ZERO_EXTRACT.
(df_uses_record): Get offset and width from ZERO_EXTRACT
and SIGN_EXTRACT.
* global.c (build_insn_chain): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df.h (df_ref_flags): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
(df_ref_extract): New structure.
(DF_REF_WIDTH, DF_REF_OFFSET): New macros.
(df_ref_create): Add width and offset parameters.
From-SVN: r132962
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* df-scan.c (df_ref_chain_change_bb): Simplify.
(df_insn_change_bb): Add new_bb argument. Simplify. Call
set_block_for_insn if there's any change.
* df.h ((df_insn_change_bb): Fix prototype.
* cfgrtl.c (update_bb_for_insn_chain): Pass bb to
df_insn_change_bb, don't call set_block_for_insn.
* emit-rtl.c (reorder_insns): Likewise.
* haifa-sched.c (move_insn): Likewise.
From-SVN: r132795
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2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
PR rtl-optimization/34884
* ddg.c (create_ddg_dep_from_intra_loop_link): Use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
(df_rd_bb_info.expanded_lr_out): Deleted
* loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
(df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Removed code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make more
understandable.
(df_rd_confluence_n): Removed code to no apply invalidate_by_call
sets if the sets are being trimmed.
From-SVN: r131719
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2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
(df_rd_bb_info.expanded_lr_out): New.
* loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto.
* df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Added code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make
more understandable.
(df_rd_confluence_n): Add code to do nothing with fake edges and
code to no apply invalidate_by_call sets if the sets are being trimmed.
(df_lr_local_finalize): Renamed to df_lr_finalize.
(df_live_local_finalize): Renamed to df_live_finalize.
From-SVN: r131670
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gcc/
PR rtl-optimization/34415
* df.h (DF_LR_IN, DF_LR_OUT): Update comments.
* resource.c (mark_target_live_regs): Use DF_LR_IN rather than
df_get_live_in. Don't handle pseudos.
gcc/testsuite/
PR rtl-optimization/34415
* gcc.c-torture/execute/pr34415.c: New test.
From-SVN: r130987
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2007-12-14 Paolo Bonzini <bonzini@gnu.org>
* df-core.c: Update comments referring to removed features.
* df-problems.c: Likewise.
* df-scan.c: Likewise.
* df.h: Likewise.
From-SVN: r130937
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2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
* ra-conflict.c: New file.
* ra.h: New file.
* reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
usage to DF_LIVE usage.
* rtlanal.c (subreg_nregs_with_regno): New function.
* df-scan.c (df_def_record_1, df_uses_record): Add code to set
DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
(df_has_eh_preds): Removed.
(df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
df_exit_block_uses_collect): Changed call from df_has_eh_preds to
bb_has_eh_pred.
* global.c (allocno, max_allocno, conflicts, allocno_row_words,
reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
(SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
(regs_set, record_one_conflict, record_conflicts, mark_reg_store,
mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
(global_alloc): Turn off rescanning insns after call to
global_conflicts and added call to set_preferences.
(global_conflicts): Moved to ra-alloc.c.
(set_preferences_1, set_preferences): New function.
(mirror_conflicts): Changed types for various variables.
(mark_elimination): Change DF_RA_LIVE
usage to DF_LIVE usage.
(build_insn_chain): Rewritten from scratch and made local.
(print_insn_chain, print_insn_chains): New functions.
(dump_conflicts): Do not print conflicts for fixed_regs.
(rest_of_handle_global_alloc): Turn off insn rescanning.
* hard-reg-set.h: Fixed comment.
* local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
usage to DF_LIVE usage and delete refs to TOP sets.
(block_alloc): Mark regs as live if they are in the artificial
defs at top of block.
(find_stack_regs): New function.
(rest_of_handle_local_alloc): Changed urec problem to live
problem and do not turn off df rescanning.
* df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
(DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
(DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
fields in df_ref_flags. The rest have been renumbered.
* init-regs.c (initialize_uninitialized_regs): Enhanced debugging
at -O1.
* rtl.h (subreg_nregs_with_regno): New function.
* df-problems.c: (df_get_live_out, df_get_live_in,
df_get_live_top): Removed reference to DF_RA_LIVE.
(df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
df_live_alloc, df_live_reset, df_live_local_finalize,
df_live_free): Make top set only if different from in set.
(df_lr_top_dump, df_live_top_dump): Only print top set if
different from in set.
(df_lr_bb_local_compute): Removed unnecessary check.
(df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
df_urec_local_compute, df_urec_init, df_urec_local_finalize,
df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
df_urec_add_problem): Removed.
(df_simulate_fixup_sets): Changed call from df_has_eh_preds to
bb_has_eh_pred.
* Makefile.in (ra-conflict.o, ra.h): New dependencies.
* basic_block.h (bb_has_abnormal_pred): New function.
* reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
usage to DF_LIVE usage.
From-SVN: r128957
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2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-core.h (df_dump_region): New function.
* df.h (df_dump_region): New function.
* loop-invariant.c (find_defs): Add call to df_dump_region.
* loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
df_dump_region.
From-SVN: r127931
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2008-08-05 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Remove --enable-checking=df from default settings.
* tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
* df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
if the parameter is true.
(df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
DF_VERIFY_SCHEDULED flag is true.
* df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
(df_finish_pass): Adjust prototype.
* passes.c (execute_todo): Schedule verification if TODO_df_verify is
true.
* see.c (pass_see): Add TODO_df_verify.
* loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
* global.c (rest_of_handle_global_alloc): Schedule verification
after the pass.
* local-alloc.c (rest_of_handle_local_alloc): Schedule verification
before the pass.
* function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
* gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
* loop-iv.c (iv_analysis_done): Schedule verification after the pass.
* config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
* config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
* config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
From-SVN: r127225
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2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
* df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
df_ru_add_problem, df_ru_get_bb_info): Removed.
(DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
* df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
df_ru_free_bb_info, df_ru_alloc,
df_ru_bb_local_compute_process_def,
df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
df_ru_transfer_function, df_ru_free, df_ru_start_dump,
df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
df_ru_add_problem): Removed.
From-SVN: r127099
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* cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
config/arm/neon-schedgen.ml, config/arm/neon.ml,
config/arm/vec-common.md, config/ia64/div.md, cselib.c,
df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
tree-vect-transform.c, tree.def: Fix comment typos. Follow
spelling conventions.
* doc/invoke.texi: Follow spelling conventions.
From-SVN: r127030
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Richard Guenther <rguenther@suse.de>
gcc/
* df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
into bitfields.
(df_ref): Likewise. Put regno with other integer fields.
From-SVN: r126971
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gcc/
* df.h (df_mw_hardreg): Remove "loc" field.
* df-scan.c (df_ref_record): Don't set it. Remove redundant
local variable.
* df-problems.c (df_whole_mw_reg_unused_p): New function,
split out from df_set_unused_notes_for_mw. Return false for
partial references. Assert that mw_reg is a REG when returning true.
(df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
(df_whole_mw_reg_dead_p): New function, split out from
df_set_dead_notes_for_mw. Return false for partial references.
Assert that mw_reg is a REG when returning true.
(df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
Remove redundant bitmap check.
From-SVN: r126970
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License and to point readers at the COPYING3 file and the FSF's license web page.
From-SVN: r126948
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* auto-inc-dec.c, config/arm/arm.c,
config/m32r/constraints.md, config/mips/mips.md,
config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
typos. Follow spelling conventions.
* doc/invoke.texi, doc/rtl.texi: Fix typos.
From-SVN: r126439
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2007-06-15 Kenneth Zadeck <zadeck@naturalbridge.com>
* df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
(struct df_problem.free_blocks_on_set_blocks): New field.
(struct dataflow.optional_p): New field.
(df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
(df_live_set_all_dirty): New function.
* df-scan.c (df_scan_alloc): Initialize optional_p.
(problem_SCAN): Initialize free_blocks_on_set_blocks.
* df-core.c (df_set_blocks): Removed use of
DF_FIRST_OPTIONAL_PROBLEM. Now uses
df_problem.free_blocks_on_set_blocks to determine which blocks are
recycled.
(df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
(df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
uses dataflow.optional_p to determine if problem should be
deleted.
(rest_of_handle_df_initialize): Only start live problem if
-02 or above.
(df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
* df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
(problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
problem_NOTE): Initialize free_blocks_on_set_blocks.
(df_lr_bb_local_compute): Recompute luids if df_live problem is
not active.
(df_live_set_all_dirty, df_note_alloc): New function.
* regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
df_get_live_*.
* sched_ebb.c (compute_jump_reg_dependencies): Ditto.
* postreload.c (reload_combine): Ditto.
* cse.c (cse_extended_basic_block): Ditto.
* regmove.c (mark_flags_life_zones): Ditto.
* rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
erase_matching_seqs): Ditto.
* bt-load.c (compute_defs_uses_and_gen): Ditto.
* integrate (allocate_initial_values): Ditto.
* combine.c (reg_dead_at_p): Ditto.
* resource.c (mark_target_live_regs): Ditto.
* sched-rgn.c (check_live_1, update_live_1): Ditto.
* config/sh/sh.c (find_r0_life_regions): Ditto.
* global.c (rest_of_handle_global_alloc): Only add back df_live
for -O > 1.
* local-alloc.c (rest_of_handle_local_alloc): Only remove
df_live for -O > 1.
* ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
df_get_live_*.
(if_convert): Make sure df_live is there at -O == 1.
(pass_if_after_combine): Cleanup flags.
* init-regs.c (initialize_uninitialized_regs): Make sure df_live
is there at -O == 1.
From-SVN: r125857
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* auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
config/sh/divcost-analysis, dbgcnt.def, df-core.c,
df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
tree-vect-transform.c: Fix comment typos. Follow spelling
conventions.
From-SVN: r125666
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|
From-SVN: r125624
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|
2007-03-19 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/30907
* fwprop.c (forward_propagate_into): Never propagate inside a loop.
(fwprop_init): Always call loop_optimizer_initialize.
(fwprop_done): Always call loop_optimizer_finalize.
(fwprop): We always have loop info now.
(gate_fwprop_addr): Remove.
(pass_fwprop_addr): Use gate_fwprop as gate.
PR rtl-optimization/30841
* df-problems.c (df_ru_local_compute, df_rd_local_compute,
df_chain_alloc): Call df_reorganize_refs unconditionally.
* df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
refs_organized to refs_organized_size.
(df_ref_create_structure): Use refs_organized_size instead of
bitmap_size if refs had been organized, and keep refs_organized_size
up-to-date.
* df.h (struct df_ref_info): Change refs_organized to
refs_organized_size.
(DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
bitmap_size.
From-SVN: r123084
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* cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
config/i386/athlon.md, config/ia64/ia64.md,
config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
tree-ssa-loop-niter.c, tree-vect-analyze.c,
tree-vect-transform.c: Fix comment typos.
From-SVN: r122080
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* cfgcleanup.c, cfgexpand.c, cgraphunit.c, config/arm/arm.c,
config/fr30/fr30.md, config/i386/i386-interix.h,
config/i386/i386.c, config/i386/i386.md, config/sh/superh.h,
config/sh/superh64.h, config/v850/v850.c, df-core.c,
df-problems.c, df.h, except.c, final.c, haifa-sched.c,
lambda-code.c, libgcc2.h, omp-low.c, optabs.c, predict.c,
reload.c, tree-flow.h, tree-outof-ssa.c, tree-ssa-dce.c,
tree-ssa-pre.c, tree-vect-transform.c: Fix comment typos.
Follow spelling conventions.
* doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix typos.
Follow spelling conventions.
From-SVN: r114168
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2006-05-23 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-core.c: Added to header comments.
* df.h (df_ru_bb_info, df_rd_bb_info, df_lr_bb_info,
df_ur_bb_info, df_urec_bb_info): Added comments.
* df-problems (df_ref_bitmap, ru, rd, lr, ur,
urec, ri problems): Fixed header comments.
(df_ru_transfer_function): Fixed in-out set dyslexia when copying
code from df_rd_transfer_function.
From-SVN: r114024
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-maltivec)
2006-05-19 Daniel Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26855
* df-scan.c (mw_reg_pool, mw_link_pool): New allocation pools for
multiword refs.
(df_scan_alloc): Added code to properly handle multiword hard
registers and add all_blocks parameter.
(df_scan_free_internal, df_insn_refs_delete, df_ref_record): Added
code to properly handle multiword hard registers.
(df_rescan_blocks): Added code to remove deleted blocks from
bitmap.
(df_ref_create_structure, df_ref_record): Added code to properly
handle subregs.
(df_ref_record_1): Changed DF_REF_CLOBBER into DF_REF_MUST_CLOBBER
and set DF_REF_PARTIAL.
(df_defs_record): Changed DF_REF_CLOBBER into DF_REF_MUST_CLOBBER.
(df_uses_record): Added DF_REF_PARTIAL for subreg.
(df_scan_add_problem): Added flags parameter.
(df_ref_create_structure): Changed switching structure.
(df_bb_refs_record): Fixed case where duplicate artificial refs
were created. Changed location of flags.
(df_record_entry_block_defs): Added code to make stack pointer
live in entry block. Refined cases where frame pointer is needed.
Changed location of flags.
(df_record_exit_block_uses, df_insn_refs_record): Changed location of flags.
(df_set_state): Removed function.
(df_grow_reg_info, df_reg_chain_unlink, df_ref_remove,
df_insn_create_insn_record, df_insn_refs_delete,
df_ref_create_structure): Formatting changes.
* df-core.c (df_mvs_dump, df_set_flags, df_clear_flags,
df_delete_basic_block): New function.
(df_init): Changed location of flags.
(df_add_problem): Added flags parameter and the way flags are
processed.
(df_insn_uid_debug, df_ref_debug, debug_df_defno, debug_df_ref,
debug_df_chain): Improved debugging output.
(df_insn_debug, df_insn_uid_debug): Added multiword reg support.
(df_refs_chain_dump): Removed df parameter.
(df_iterative_dataflow): Added consistency check.
(df_prune_to_subcfg): Made public.
(df_analyze_problem): Added blocks_to_init parameter and made
public.
(df_ref_record, df_bb_refs_record, df_mark_reg,
df_record_exit_block_uses): Whitespace changes.
(df_dump): Whitespace changes.
* df.h: Some reordering to remove forward references.
(df_ref_flags.DF_REF_MW_HARDREG, DF_REF_PARTIAL,
DF_REF_MUST_CLOBBER, DF_REF_MAY_CLOBBER): New fields.
(df_ref_flags.DF_REF_CLOBBER): Deleted field.
(dataflow.flags): New field.
(df.flag): Deleted field.
(df_alloc_function): Added additional bitmap parameter.
(df_dependent_problem_function): New type.
(df_problem.changeable_flags): New field.
(df_ref_flags.DF_REF_DIES_AFTER_THIS_USE, DF_SCAN_INITIAL,
DF_SCAN_GLOBAL, DF_SCAN_POST_ALLOC, df_state): Removed.
(df_mw_hardreg): New struct.
(DF_INSN_UID_MWS): New macro.
(df_refs_chain_dump, df_ref_debug, df_chain_dump): Removed df
parameter.
(df_add_problem, df_ru_add_problem, df_rd_add_problem,
df_lr_add_problem, df_ur_add_problem, df_urec_add_problem,
df_ri_add_problem, df_scan_add_problem): Added flags parameter.
(df_set_state): Removed function.
(df_set_flags, df_clear_flags, df_delete_basic_block) New functions.
* df-problems.c (df_chain_dump): Removed df parameter.
(df_ru_alloc, df_rd_alloc, df_lr_alloc, df_ur_alloc,
df_urec_alloc, df_chain_alloc, df_ri_alloc): Added all blocks
parameter.
(df_ru_alloc, df_rd_alloc): Now resets all blocks.
(df_rd_bb_local_compute_process_def, df_ur_bb_local_compute,
df_chain_create_bb, df_create_unused_note, df_ri_bb_compute):
Split DF_REF_CLOBBER into DF_REF_MAY_CLOBBER and
DF_REF_MUST_CLOBBER cases.
(df_ru_bb_local_compute_process_def,
df_rd_bb_local_compute_process_def, df_lr_bb_local_compute,
df_lr_bb_local_compute, df_ur_bb_local_compute,
df_chain_create_bb): Made subreg aware.
(df_ru_bb_local_compute, df_rd_bb_local_compute,
df_lr_bb_local_compute, df_lr_bb_local_compute,
df_chain_create_bb): Cleanup to use proper macros.
(df_ur_local_finalize, df_urec_local_finalize): Removed unnecessary
code to fixup bitvectors.
(df_ri_alloc): Cleared lifetime.
(df_ignore_stack_reg, df_kill_notes, df_set_notes_for_mw,
df_create_unused_note): New function.
(df_ri_bb_compute, df_ri_compute): Added code to create/update
REG_DEAD and REG_UNUSED notes as well as register information.
(df_ru_dump, df_rd_dump, df_lr_dump, df_ur_dump, df_urec_dump,
df_chains_dump): Fixed crash if problem was never run.
(df_ru_add_problem, df_rd_add_problem, df_lr_add_problem,
df_ur_add_problem, df_urec_add_problem, df_chain_add_problem,
df_ri_add_problem): Processes flags in uniform manner.
(df_ru_alloc, df_ru_local_compute, df_ru_confluence_n, df_ru_free,
df_ru_dump, df_rd_local_compute, df_rd_confluence_n, df_rd_free,
df_rd_dump, df_urec_free_bb_info): Formatting changes.
(df_ru_free_bb_info, df_ru_bb_local_compute, df_ru_dump,
df_rd_free_bb_info, df_rd_bb_local_compute_process_def,
df_rd_bb_local_compute, df_rd_dump, df_lr_free_bb_info,
df_lr_bb_local_compute, df_lr_local_compute, df_ur_free_bb_info,
df_ur_dump, df_urec_free_bb_info, df_urec_dump,
df_chain_create_bb, df_ri_bb_compute): Whitespace changes.
* modulo-sched.c (sms_schedule): Added flag parameter to calls.
* see.c (see_initialize_data): Ditto.
* final.c (rest_of_clean_state) Added regstack_completed.
* rtl.h (regstack_completed): Ditto.
* reg-stack.c (regstack_completed): Ditto.
From-SVN: r113915
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2006-05-04 Leehod Baruch <leehod@il.ibm.com>
* see.c: New file.
* Makefile.in (OBJS-common): Add see.o.
(see.o): Add dependencies.
* common.opt (fsee): New flag for the see optimization was added.
* opts.c (flag_see): Initialized.
* passes.c (init_optimization_passes, pass_see): New pass.
* rtl.h (see_main): Declaration as extern.
* timevar.def (TV_SEE): New.
* tree-pass.h (pass_see): Declaration as extern.
* invoke.texi (-fsee): Document.
* recog.c (validate_simplify_insn): New function.
* recog.h (validate_simplify_insn): Declaration as extern.
* df-problems.c (df_chain_dump): Check for NULL.
2006-05-04 Kenneth Zadeck <zadeck@naturalbridge.com>
Daniel Berlin <dberlin@dberlin.org>
* cfgrtl.c (insert_insn_bb_end_new): New function.
* basic-block.h (insert_insn_bb_end_new): Declaration as extern.
2006-05-04 Leehod Baruch <leehod.baruch@weizmann.ac.il>
* df.h (struct web_entry): Moved from web.c.
(union_defs): Declaration as extern.
(unionfind_root): Likewise.
(unionfind_union): Likewise.
* web.c (struct web_entry): Moved to df.h.
(unionfind_root): Remove static declaration.
(unionfind_union): Likewise.
(union_defs): Likewise and generalize to use callback function.
(web_main): Update arguments for union_defs function call.
From-SVN: r113518
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* builtins.c, c-pragma.h, c-typeck.c, cgraph.c, cgraphunit.c,
combine.c, common.opt, config/dfp-bit.c, config/i386/i386.c,
config/m68k/m68k.c, config/m68k/m68k.md, config/mt/mt.c,
config/mt/mt.h, config/s390/s390.md, df-core.c, df-problems.c,
df-scan.c, df.h, diagnostic.c, expr.c, function.h, gimplify.c,
loop-invariant.c, omp-low.c, opts.c, passes.c,
rtl-factoring.c, rtlanal.c, struct-equiv.c, tree-cfgcleanup.c,
tree-ssa-loop-niter.c, tree-ssa-loop-prefetch.c,
tree-ssa-structalias.c, tree-ssa-threadedge.c,
tree-ssa-threadupdate.c, tree-vect-patterns.c,
tree-vect-transform.c, tree-vectorizer.h, tree-vrp.c,
unwind-dw2.c: Fix comment typos. Follow spelling conventions.
From-SVN: r111721
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* df.h (DF_REG_SIZE): Return the length of the initialized
part of the array.
From-SVN: r110746
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expressions with hard registers.)
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
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2005-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-scan.c (problem_SCAN): Added NULL reset function.
(df_scan_reset_blocks): Added code to call reset block function
(df_bb_refs_delete) Fixed comment.
(df_insn_refs_delete): Made tolerant of deleting non existent info
for dataflow problems that need to be reset.
* df-core.c (df_set_blocks): Ditto.
* df.h (struct df_problem): Added reset_fun.
* df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
(df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
functions to clear out all references to def-use or use-def chains.
From-SVN: r110066
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clean out basic block when not necessary.
2005-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-scan.c (df_scan_free_bb_info): Added basic block parameter to
be able to clean out basic block when not necessary.
(df_scan_free): Fixed to properly delete information if df is
unused before calling df_finish.
(df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
or comment typos.
(df_bb_refs_delete): New function.
(df_refs_delete): Moved per block code to df_bb_refs_delete.
* df-core.c (df_set_blocks): Added code to properly clean out
unused blocks if they are not part of the blocks to consider.
Added additional null check.
(df_compact_blocks): Added basic block parameter to free_bb_fun to
be able to clean out basic block when not necessary
* df.h (df_free_bb_function): Ditto.
(df_bb_refs_delete): New function.
* df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
basic block parameter to be able to clean out basic block when not
necessary.
(df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
(df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
Fixed to properly delete information if df is unused before
calling df_finish.
From-SVN: r110009
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2005-01-11 Danny Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
* df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
DF_SCAN_POST_ALLOC): New macros.
(df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
df_free_bb_function, df_local_compute_function, df_init_function,
df_dataflow_function, df_confluence_function_0,
df_confluence_function_n, df_transfer_function,
df_finalizer_function, df_free_function, df_dump_problem_function,
df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
df_urec_bb_info, ) New types.
(df_invalidated_by_call, df_all_hard_regs, df_state) New public
variables.
(df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
df_analyze_simple_change_some_blocks,
df_analyze_simple_change_one_block, df_compact_blocks,
df_bb_replace, df_bb_regno_last_use_find,
df_bb_regno_first_def_find, df_bb_regno_last_def_find,
df_insn_regno_def_p, df_find_def, df_find_use,
df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
debug_df_chain, df_get_dependent_problem, df_chain_create,
df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
df_grow_bb_info, df_chain_dump, df_print_bb_index,
df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
df_rescan_blocks, df_ref_create, df_get_artificial_defs,
df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
df_ref_remove, df_insn_refs_delete, df_refs_delete,
df_reorganize_refs, df_set_state, df_hard_reg_init,
df_read_modify_subreg_p) New public functions.
* df-core.c: The core dataflow solver and glue routines for rtl
dataflow.
(df_init, df_add_problem, df_set_blocks, df_finish,
df_hybrid_search_forward, df_hybrid_search_backward,
df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
df_bb_regno_last_use_find, df_bb_regno_first_def_find,
df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
df_reg_defined, df_find_use, df_reg_used, df_dump,
df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
debug_df_useno, reset_df_after_reload): New functions.
* df-scan.c: The scanning fuctions, once in df.c, completely
rewritten so that they now fully model the functionality of
register usage at the backend.
(df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
df_grow_insn_info, df_rescan_blocks, df_ref_create,
df_get_artificial_defs, df_get_artificial_uses,
df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
df_refs_delete, df_reorganize_refs, df_set_state,
df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
df_def_record_1, df_defs_record, df_uses_record,
df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
df_record_exit_block_uses, df_hard_reg_init): New functions.
* df-problems.c: Seven concrete dataflow problems that use the
scanning in df-scan.c and are solved by the engine in df-core.c.
(df_get_dependent_problem, df_chain_create, df_chain_unlink,
df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
df_ru_free_bb_info, df_ru_alloc,
df_ru_bb_local_compute_process_def,
df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
df_ru_transfer_function, df_ru_free, df_ru_dump,
df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
df_rd_free_bb_info, df_rd_alloc,
df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
df_rd_transfer_function, df_rd_free, df_rd_dump,
df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
df_lr_local_compute, df_lr_init, df_lr_confluence_0,
df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
df_urec_mark_reg_change, df_urec_check_earlyclobber,
df_urec_mark_reg_use_for_earlyclobber,
df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
df_urec_local_compute, df_urec_init, df_urec_local_finalize,
df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
df_urec_dump, df_urec_add_problem, df_chain_alloc,
df_chain_create_bb_process_use, df_chain_create_bb,
df_chain_finalize, df_chain_free, df_chains_dump,
df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
df_reg_lifetime): New functions.
* df.c: Deleted file.
* ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
consistent with new df api.
* modulo-sched.c (sms_schedule, rest_of_handle_sms,
rest_of_handle_sms): Ditto.
* web.c (unionfind_union, union_defs, entry_register, web_main):
Ditto.
* loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
invariant_expr_equal_p, find_defs, check_dependencies,
find_invariant_insn, find_invariants_to_move, move_invariant_reg,
free_inv_motion_data, move_loop_invariants): Ditto.
* sched-deps.c (sched_analyze_1): Ditto.
Co-Authored-By: Kenneth Zadeck <zadeck@naturalbridge.com>
From-SVN: r109577
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* df.c (df_bitmaps_free): Only work for bbs for that structures are
allocated.
(df_bb_modify): Realloc tables to the new index.
(df_find_use): New function.
(df_find_def, df_reg_used): Handle subregs.
* df.h (df_find_use): Declare.
* loop-invariant.c: Include hashtab.h.
(struct invariant): Remove processed field, add eqto and reg fields.
(struct invariant_expr_entry): New.
(invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
find_identical_invariants, merge_identical_invariants): New functions.
(create_new_invariant): Return the new invariant. Initialize new
fields.
(find_invariants): Call merge_identical_invariants.
(get_inv_cost, best_gain_for_invariant, set_move_mark,
move_invariant_reg): Handle equivalent invariants.
* Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
Co-Authored-By: Steven Bosscher <stevenb@suse.de>
From-SVN: r108949
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and the exit block is 1.
2005-12-17 Danny Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
* basic-block.h: Changed basic block numbering so that the entry
block is 0 and the exit block is 1. Changed insn iterators so
that they are tolerant of blocks with no insns.
* regrename.c (copyprop_hardreg_forward): Changed basic block
numbering so that the entry block is 0 and the exit block is 1.
* sched-ebb.c (sehedule_ebbs): Ditto.
* tracer.c (branch_ratio_cutoff): Ditto.
* cfgloopmanip.c (fix_loop_structure): Ditto.
* cfghooks.c (verify_flow_info): Ditto.
* cfg.c (compact_blocks): Ditto.
* reorg.c (dbr_schedule): Ditto.
* flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
* dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
calculate_dominance_info): Ditto.
* cfganal.c (create_edge_list, print_edge_list,
flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
dfs_enumerate_from): Ditto.
* global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
* ifcvt.c (find_if_case_2): Ditto.
* cfgbuild.c (control_flow_insn_p, count_basic_blocks,
find_basic_blocks): Ditto.
* predict.c (predict_loops, tree_bb_level_predictions,
predict_paths_leading_to, propagate_freq): Ditto.
* lcm.c (compute_antinout_edge, compute_laterin,
compute_available): Ditto.
* function.c (thread_prologue_and_epilogue_insns): Ditto.
* gcse.c (gcse_main, bypass_jumps): Ditto.
* profile.c (compute_branch_probabilities,
compute_value_histograms, branch_prob): Ditto.
* tree-flow-inline.h (bsi_start, bsi_after_labels,
bsi_last): Ditto.
* tree-ssa-phiopt.c (tree_ssa_phiopt,
blocks_in_phiopt_order): Ditto.
* bt-load.c (compute_defs_uses_and_gen, compute_kill,
compute_out, link_btr_uses, migrate_btr_defs): Ditto.
* tree-dfa.c (collect_dfa_stats): Ditto.
* cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
* cfglayout.c (fixup_reorder_chain): Ditto.
* bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
partition_hot_cold_basic_blocks): Ditto.
* var-tracking.c (vt_find_locations): Ditto.
* cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
* sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
* tree-ssa-reassoc.c (init_reassoc): Ditto.
* cfgrtl.c (entry_of_function, rtl_verify_flow_info,
rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
* df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
and removed unused reverse orders.
* df.h (): Ditto.
* combine.c: Fix document typo.
Co-Authored-By: Kenneth Zadeck <zadeck@naturalbridge.com>
From-SVN: r108713
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From-SVN: r101317
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2005-05-26 Paolo Bonzini <bonzini@gnu.org>
* df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
* df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
From-SVN: r100197
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From-SVN: r94839
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* cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
config/darwin7.h, config/mips/mips.c,
config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
Update copyright.
From-SVN: r94704
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* df.c (df_def_record_1, df_uses_record): Don't use
DF_FOR_REGALLOC.
* df.h (DF_FOR_REGALLOC): Remove.
From-SVN: r94608
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* basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
tree-ssa-live.h, tree.h: Remove unused prototypes.
From-SVN: r90821
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* Makefile.in (df.o): Remove fibheap dependency.
* df.h: Do not include sbitmap.h.
(struct ref): New field "data".
(DF_REF_DATA): New accessor macro.
(struct df): Field "dom" removed.
(df_analyze_subcfg): New function.
(transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
(transfer_function): ... new type.
(iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
(iterative_dataflow): ... new function.
(enum set_representation, struct dataflow): New.
* df.c: Do not include fibheap.h.
(df_reg_def_chain_clean, df_reg_use_chain_clean,
(df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
prune_to_subcfg, df_bb_modify): New functions.
(df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
df_refs_update, df_reg_table_realloc, df_ref_create,
df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
(dataflow_set_a_op_b, dataflow_set_copy): New functions.
(df_rd_transfer_function, df_ru_transfer_function,
df_lr_transfer_function): Type of bitmaps changed to void *.
(hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
(hybrid_search): ... new function.
(iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
(iterative_dataflow): ... new function. Avoid use of fibheaps for
a worklist. Do not process basic blocks unnecessarily.
From-SVN: r82921
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2004-06-03 Jerry Quinn <jlquinn@optonline.net>
* Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
(TARGET_H): Add insn-modes.h.
(tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
(toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
CFGLAYOUT_H.
(ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
Replace ra.h with RA_H.
(resource.o, regrename.o, insn-conditions.o, insn-emit.o,
insn-recog.o): Replace resource.h with RESOURCE_H.
(ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
sched-ebb.o, sched-vis.o, out_object_file): Replace sched-int.h
with SCHED_INT_H.
(web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
ra-rewrite.o): Replace df.h with DF_H.
(ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
(tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
(insn-conditions.o): Remove unused reload.h.
* cfglayout.h: Add include guard. Include basic-block.h.
* cfgloop.h: Add include guard. Include basic-block.h, rtl.h.
* ddg.h: Include sbitmap.h, basic-block.h, df.h.
* df.h: Add include guard. Include bitmap.h, sbitmap.h,
basic-block.h.
* genconditions.c: Remove reload.h.
* ra.h: Add include guard. Include bitmap.h, sbitmap.h,
hard-reg-set.h, insn-modes.h.
* resource.h: Add include guard. Include hard-reg-set.h.
* sched-int.h: Add include guard. Include insn-attr.h,
basic-block.h, rtl.h.
* target.h: Add include guard. Include insn-modes.h.
* tree-ssa-live.h: Include partition.h.
From-SVN: r82600
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* c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
comment typos. Follow spelling conventions.
From-SVN: r82439
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|
* ddg.h, ddg.c, modulo-sched.c: New files.
* cfglayout.c (duplicate_insn_chain): Remove "static" and push
internals to "dupicate_insn".
(duplicate_insn): New function.
* cfglayout.h (duplicate_insn_chain, duplicate_insn): New
declarations.
* common.opt (fmodulo-sched): New flag.
* df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
Remove static and forward declaration.
(df_find_def, df_reg_used, df_bb_regno_last_def_find): New
functions.
* df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
df_bb_regno_last_def_find, df_find_def, df_reg_used): New
declarations.
* flags.h (flag_modulo_sched): New flag.
* opts.c (common_handle_option): Handle modulo-sched flag.
* params.def (max-sms-loop-number, sms-max-ii-factor,
sms-dfa-history, sms-loop-average-count-threshold): New
parameters.
* params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
parameters.
* passes.c ("sms", "sms-vcg"): New dumps.
(rest_of_handle_sched): Call sms_schedule.
* rtl.h (sms_schedule): New declaration.
* timevar.def (TV_SMS): New.
* toplev.c (flag_modulo_sched): Initialize.
(f_options): Handle -fmodulo-sched option.
* docs/invoke.texi: Document -fmodulo-sched & -dm options.
* docs/passes.texi: Document new SMS pass.f toplev.c doc/invoke.texi doc/passes.texi
Co-Authored-By: Mostafa Hagog <mustafa@il.ibm.com>
From-SVN: r82235
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|
From-SVN: r80399
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|
* df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
df_analyse with df_analyze.
From-SVN: r78363
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gcc/
* alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
caller-save.c, df.h, genconfig.c, global.c, lcm.c,
ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
config/arm/fpa.md, config/arm/iwmmxt.md,
config/arm/netbsd-elf.h, config/arm/netbsd.h,
config/m68hc11/m68hc11.md, config/mips/iris5.h,
config/mn10300/mn10300.md, config/rs6000/altivec.md,
config/sparc/netbsd-elf.h: Update copyright.
cp/
* error.c, search.c: Update copyright.
java/
* typeck.c: Update copyright.
From-SVN: r77265
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