| Age | Commit message (Collapse) | Author | Files | Lines | |
|---|---|---|---|---|---|
| 2002-09-29 | builtins.def: Fix comment formatting. | Kazu Hirata | 1 | -1/+1 | |
| * builtins.def: Fix comment formatting. * c-common.def: Likewise. * cfgcleanup.c: Likewise. * combine.c: Likewise. * gengtype.c: Likewise. * params.def: Likewise. * predict.def: Likewise. * rtl.def: Likewise. * stab.def: Likewise. * stor-layout.c: Likewise. * tree.def: Likewise. * config/darwin.c: Likewise. * config/darwin.h: Likewise. * config/dbxcoff.h: Likewise. * config/elfos.h: Likewise. * config/fp-bit.c: Likewise. * config/freebsd-spec.h: Likewise. * config/interix.h: Likewise. * config/libgloss.h: Likewise. * config/linux-aout.h: Likewise. * config/linux.h: Likewise. * config/lynx-ng.h: Likewise. * config/lynx.h: Likewise. * config/netbsd-aout.h: Likewise. * config/netbsd.h: Likewise. * config/netware.h: Likewise. * config/psos.h: Likewise. * config/ptx4.h: Likewise. From-SVN: r57624 | |||||
| 2002-05-08 | cfglayout.c (function_tail_eff_head): Rename to ... | Jan Hubicka | 1 | -1/+16 | |
| * cfglayout.c (function_tail_eff_head): Rename to ... (function_footer): ... this one. (unlink_insn_chain): New functions. (label_for_bb): Only call block_label and emit debug message. (record_effective_endpoints): Actually unlink the headers and footers. (fixup_reorder_cahin): Re-insert the unlinked sequences. (cfg_layout_duplicate_bb): Use duplicate_insn_chain. * cfglayout.h (struct reorder_block_def): New fields footer/header; remove eff_head/eff_end. * rtl.h (set_first_insn): Declare. * emit-rtl.c (set_first_insn): New function. * cfglayout.c (fixup_reorder_chain): Dump duplicated (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge, cfg_layout_duplicate_bb): New global function. (duplicate_insn_chain): New static function. * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge, cfg_layout_duplicate_bb): Declare. (struct reorder_block_def): Add "original" field. * emit-rtl.c (emit_copy_of_insn_after): New function. * rtl.h (emit_copy_of_insn_after): Declare. * cfglayout.c (fixup_fallthru_exit_predecessor): Kill. (fixup_reorder_chain): properly handle edges to exit block. Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> Jan Hubicka <jh@suse.cz> * basic-block.h (note_prediction_to_br_prob): declare. * c-semantics.c: Inlucde predit.h (expand_stmt): predict GOTO_STMT as not taken. * cfgcleanup.c: (delete_unreachable_blocks): Make global. (cleanup_cfg): Do not free tail_recursion_list. * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION. (flow_delete_block): Kill predictions past end of basic block. * output.h (delete_unreachable_blocks): Declare. * predict.c (predicted_by_p, process_note_predictions, process_note_prediction, last_block_p): New function. (estimate_probability): Bypass loop on PRED_CONTINUE; do not handle noreturn heuristics; kill PRED_RETURN; add PRED_EARLY_RETURN. * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO, PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New. * predict.h (IS_TAKEN): New constant. * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION. * rtl.c (NOTE_INSN_PREDICTION): New. * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS): New macro. (insn_note): add NOTE_INSN_PREDICTION. * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build CFG; free tail_recursion_label_list. * stmt.c: Include predict.h; (return_prediction): New. (expand_value_return): Use it. * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall. From-SVN: r53285 | |||||
| 2001-12-15 | predict.def (PRED_NORETURN, [...]): Make probabilities match reality. | Jan Hubicka | 1 | -5/+5 | |
| * predict.def (PRED_NORETURN, PRED_OPCODE_POSITIVE, PRED_OPCODE_NONEQUAL, PRED_ERROR_RETURN): Make probabilities match reality. From-SVN: r48041 | |||||
| 2001-12-13 | predict.c (estimate_probability): Reorganize opcode heuristics. | Jan Hubicka | 1 | -1/+3 | |
| * predict.c (estimate_probability): Reorganize opcode heuristics. * predict.def (PRED_OPCODE_POSITIVE, PRED_OPCODE_NONEQUAL, PRED_FPOPCODE): New. * i386.c (override_options): Recognize various CPU variants and set SSE/MMX/3dNOW flags accordingly. * i386.h (MASK_MMX_SET, MASK_SSE_SET, MASK_SSE2_SET, MASK_3DNOW_SET, MASK_3DNOW_A_SET): New. (MASK_ACCUMULATE_OUTGOING_ARGS_SET): New. (MASK_NO_ACCUMULATE_OUTGOING_ARGS): Delete. (MASK_*): Renumber. (TARGET_FLAGS): Use new masks. (CPP_CPU_SPECS): Recognize new CPU variants. * invoke.texi (-mcpu): Update documentation. * flags.h (flag_prefetch_loop_arrays): Declare. * loop.h (LOOP_PREFETCH): Define new constant. * loop.c (strength_reduce): Call emit_prefetch_instructions. (MAX_PREFETCHES, PREFETCH_BLOCKS_BEFORE_LOOP_MAX, PREFETCH_BLOCKS_BEFORE_LOOP_MIN, PREFETCH_BLOCKS_IN_LOOP_MIN): New constants. (check_store_data): New structure. (check_store, emit_prefetch_instructions, rtx_equal_for_prefetch_p): New functions. * toplev.c: Include insn-flags.h. (flag_prefetch_loop_arrays): New global variable. (lang_independent_option): Add -fprefetch-loop-arrays. (rest_of_compilation) Pass LOOP_PREFETCH when flag_prefetch_loop_arrays is set. * Makefile.in (toplev.c): Depend on insn-flags.h. * invoke.texi (-fprefetch-loop-arrays): Document. * predict.c (estimate_probability): Distribute the loop exit probability according to number of exit edges. * cfgcleanup.c (insns_match_p): Break out from ...; (flow_find_cross_jump): ... here; (outgoing_edges_match): Add parameter MODE; attempt to match everything except for tablejumps. (try_crossjump_to_edge): Accept complex edges. (try_crossjump_bb): Likewise. From-SVN: r47969 | |||||
| 2001-10-28 | ChangeLog.0, [...]: Fix spelling errors. | Joseph Myers | 1 | -1/+1 | |
| * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11, c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc, configure, configure.in, except.c, except.h, flow.c, function.c, gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def, predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c, sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c, unroll.c: Fix spelling errors. From-SVN: r46595 | |||||
| 2001-08-22 | Makefile.in, [...]: replace "GNU CC" with "GCC". | Lars Brinkhoff | 1 | -12/+12 | |
| * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c, bitmap.h, builtin-types.def, builtins.c, builtins.def, c-aux-info.c, c-common.c, c-common.def, c-common.h, c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c, c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in, c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c, caller-save.c, calls.c, collect2.c, collect2.h, combine.c, conditions.h, config.gcc, configure.frag, configure.in, conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c, cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h, dependence.c, df.c, df.h, diagnostic.c, diagnostic.h, doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c, dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c, emit-rtl.c, errors.c, errors.h, except.c, except.h, exgettext, explow.c, expmed.c, expr.c, expr.h, final.c, fixproto, flags.h, flow.c, fold-const.c, fp-test.c, function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp, gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c, gencheck.c, gencodes.c, genconfig.c, genemit.c, genextract.c, genflags.c, gengenrtl.c, genmultilib, genopinit.c, genoutput.c, genpeep.c, genrecog.c, gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c, ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c, graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h, gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h, gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h, hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h, integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c, libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h, machmode.def, machmode.h, main.c, mbchar.c, mbchar.h, mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk, mkmap-symver.awk, optabs.c, output.h, params.c, params.def, params.h, predict.c, predict.def, predict.h, prefix.c, prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c, read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c, regclass.c, regmove.c, regrename.c, regs.h, reload.c, reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c, rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h, sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c, sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c, ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c, stringpool.c, system.h, timevar.c, timevar.def, timevar.h, tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h, tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h, unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h, unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c, xcoffout.h: replace "GNU CC" with "GCC". From-SVN: r45105 | |||||
| 2001-08-15 | predict.c (struct block_info_def): Remove nvisited. | Jan Hubicka | 1 | -6/+6 | |
| * predict.c (struct block_info_def): Remove nvisited. (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions. (estimate_bb_frequencies): Call mark_dfs_back_edges. * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium (ix86_adjust_cost): Teach scheduler that latency to load operand can be masked. From-SVN: r44921 | |||||
| 2001-08-13 | predict.c (dump_prediction): New argument "USED". | Jan Hubicka | 1 | -1/+7 | |
| * predict.c (dump_prediction): New argument "USED". (combine_predictions_for_insn): Determine the used heuristics, output the case no heuristic applied. * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New. From-SVN: r44853 | |||||
| 2001-08-08 | * predict.def: Set hitrates according our experimental run. | Jan Hubicka | 1 | -5/+5 | |
| From-SVN: r44719 | |||||
| 2001-07-30 | predict.def (noreturn, [...]): Mark as first match heuristics. | Jan Hubicka | 1 | -3/+6 | |
| * predict.def (noreturn, loop branch, loop exit): Mark as first match heuristics. From-SVN: r44473 | |||||
| 2001-07-28 | basic-block.h (EDGE_FREQUENCY): New macro. | Jan Hubicka | 1 | -15/+22 | |
| * basic-block.h (EDGE_FREQUENCY): New macro. * bb-reorder (fixup_reorder_chain): Set counts and frequencies for new BB/edges. * flow.c (find_sub_basic_blocks): Likewise. (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY (redirect_edge_and_branch): Use EDGE_FREQUENCY. * predict.c (DEF_PREDICTOR): New argument FLAGS. (HITRATE): New macro. (PRED_FLAG_FIRST_MATCH): New constant. (predictor_info): New field flgags. (combine_predictions_for_insn): Use DS theory to combine probabilities; set the edge probabilities when finished. (estimate_probability): Avoid duplicated matches of LOOP_BRANCH heuristics for nested loops; update comment. * predict.def: Add flags for each prediction, set probabilities according to B&L paper. * predict.h (DEF_PREDICTOR): New argument FLAGS. * profile.c (compute_branch_probabilities): Cleanup way the edge probabilities are computed and REG_BR_PROB notes are dropped; if values does not match, emit error. (init_branch_prob): Do error instead of warning when profile driven feedback is missing or corrupt. From-SVN: r44439 | |||||
| 2001-06-18 | unroll.c: Include predict.h. | Jan Hubicka | 1 | -0/+32 | |
| * unroll.c: Include predict.h. (unroll_loop): Drop prediction notes on preconditioning. * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION): New; add comments on the others. * Makefile.in: (unroll.o): Add dependancy on predict.h. * loop.c (strength_reduce): Fix branch prediction. * stmt.c (emit_case_nodes): Optimize test whether index is in given interval. * predict.c (estimate_probability): Do not bail out early when note is present. (combine_predictions_for_insn): Fix note removal code. From-SVN: r43441 | |||||
| 2001-06-12 | loop.c: Include predict.h | Jan Hubicka | 1 | -0/+1 | |
| * loop.c: Include predict.h (strength_reduce): Drop branch prediction note in case number of iterations is known. * predict.def (PRED_LOOP_ITERATIONS): new. * Makefile.in (loop.o): Add dependancy on predict.h From-SVN: r43251 | |||||
| 2001-06-10 | * predict.def (PRED_OPCODE): Place before call and error_return. | Jan Hubicka | 1 | -1/+1 | |
| From-SVN: r43131 | |||||
| 2001-06-10 | predict.def (PRED_CALL, [...]): New. | Jan Hubicka | 1 | -0/+2 | |
| * predict.def (PRED_CALL, PRED_ERROR_RETURN): New. * predict.c (estimate_probability): Calculate dominance information; improve detection of NORETURN heuristics; add call/error_return heuiristics; tweak comparison heuristics to recognize -1. From-SVN: r43130 | |||||
| 2001-06-09 | predict.def: New file. | Jan Hubicka | 1 | -0/+47 | |
| * predict.def: New file. * predict.h: New file. * predict.c: Include predict.h. (predictor_info): New structure and array. (predict_edge, predict_insn): Rewrite; make global. (predict_edge_def, predict_insn_def): New global functions. (dump_prediction, combine_predictions_for_insns): New static functions. (estimate_probability): Change calls to predict_edge to predict_edge_def and calls to predict_insn to predict_insn_def; combine probabilities. (expected_value_to_br_prob): Behave as predictor. * rtl.h (REG_BR_PRED): Update coment. (invert_br_probabilities): New. * jump.c: Include predict.h (duplicate_loop_exit_test): Drop branch prediction notes. (invert_jump): Use invert_br_probabilities. * Makefile.in: Add dependancy on predict.h for jump and predict pass. * ifcvt.c (dead_or_predicable): Use invert_br_probabilities. * combine.c (distribute_notes): Handle BR_PRED. From-SVN: r43115 | |||||
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