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| author | Jan Hubicka <jh@suse.cz> | 2007-02-09 23:49:30 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2007-02-09 22:49:30 +0000 |
| commit | 45a80bb9e800503749c797d4c57a4b6829ca9bf7 (patch) | |
| tree | dd0cf0d6f5ee79e534f85b6bf4b3b2f75372bd8c /gcc/passes.c | |
| parent | f2477b062c9c639e5354ef705022a47dcb61e213 (diff) | |
| download | gcc-45a80bb9e800503749c797d4c57a4b6829ca9bf7.zip gcc-45a80bb9e800503749c797d4c57a4b6829ca9bf7.tar.gz gcc-45a80bb9e800503749c797d4c57a4b6829ca9bf7.tar.bz2 | |
Makefile.in (passes.o, [...]): Add dependencies.
* Makefile.in (passes.o, ipa-inline.o): Add dependencies.
* cgraphbuild.c (build_cgraph_edges): Compute frequencies.
(rebuild_cgraph_edges): Likewise.
* cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
(dump_cgraph_node): Dump frequencies.
(cgraph_clone_edge): Add frequency scales.
(cgraph_clone_node): Add freuqnecy.
* cgraph.h (cgraph_edge): Add freuqnecy argument.
(CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
(cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
* tree-pass.h (TODO_rebuild_frequencies): New constant.
* cgraphunit.c (verify_cgraph_node): Verify frequencies.
(cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
(save_inline_function_body): Likewise.
* ipa-inline.c: inluce rtl.h
(cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
(cgraph_edge_badness): Use frequencies.
(cgraph_decide_recursive_inlining): Update clonning.
(cgraph_decide_inlining_of_small_function): Dump frequency.
* predict.c (estimate_bb_frequencies): Export.
* predict.h (estimate_bb_frequencies): Declare.
* tree-inline.c (copy_bb): Watch overflows.
(expand_call_inline): Update call of cgraph_create_edge.
(optimize_inline_calls): Use TODO flags to update frequnecies.
* passes.h: Include predict.h
(init_optimization_passes): Move profile ahead.
(execute_function_todo): Handle TODO_rebuild_frequencies.
From-SVN: r121780
Diffstat (limited to 'gcc/passes.c')
| -rw-r--r-- | gcc/passes.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/gcc/passes.c b/gcc/passes.c index 44ea3f9..35e4164 100644 --- a/gcc/passes.c +++ b/gcc/passes.c @@ -83,6 +83,7 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA #include "tree-flow.h" #include "tree-pass.h" #include "tree-dump.h" +#include "predict.h" #if defined (DWARF2_UNWIND_INFO) || defined (DWARF2_DEBUGGING_INFO) #include "dwarf2out.h" @@ -493,6 +494,7 @@ init_optimization_passes (void) NEXT_PASS (pass_merge_phi); NEXT_PASS (pass_dce); NEXT_PASS (pass_tail_recursion); + NEXT_PASS (pass_profile); NEXT_PASS (pass_release_ssa_names); } NEXT_PASS (pass_rebuild_cgraph_edges); @@ -540,7 +542,6 @@ init_optimization_passes (void) NEXT_PASS (pass_phiopt); NEXT_PASS (pass_may_alias); NEXT_PASS (pass_tail_recursion); - NEXT_PASS (pass_profile); NEXT_PASS (pass_ch); NEXT_PASS (pass_stdarg); NEXT_PASS (pass_lower_complex); @@ -886,6 +887,24 @@ execute_function_todo (void *data) fflush (dump_file); } + if (flags & TODO_rebuild_frequencies) + { + if (profile_status == PROFILE_GUESSED) + { + loop_optimizer_init (0); + add_noreturn_fake_exit_edges (); + mark_irreducible_loops (); + connect_infinite_loops_to_exit (); + estimate_bb_frequencies (); + remove_fake_exit_edges (); + loop_optimizer_finalize (); + } + else if (profile_status == PROFILE_READ) + counts_to_freqs (); + else + gcc_unreachable (); + } + #if defined ENABLE_CHECKING if (flags & TODO_verify_ssa) verify_ssa (true); |