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| author | Martin Liska <mliska@suse.cz> | 2019-05-09 15:03:28 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2019-05-09 13:03:28 +0000 |
| commit | d276406ac1e7fc7f9c380325c994cf477b3d6fb8 (patch) | |
| tree | aaacbcded0429a0522a06ff2c662c5f3910bcaf4 /gcc/predict.c | |
| parent | 555dbc42b2dfed0c9e70e9e53fcd569f82aeae02 (diff) | |
| download | gcc-d276406ac1e7fc7f9c380325c994cf477b3d6fb8.zip gcc-d276406ac1e7fc7f9c380325c994cf477b3d6fb8.tar.gz gcc-d276406ac1e7fc7f9c380325c994cf477b3d6fb8.tar.bz2 | |
Support profile (BB counts and edge probabilities) in GIMPLE FE.
2019-05-09 Martin Liska <mliska@suse.cz>
* tree-cfg.c (dump_function_to_file): Dump entry BB count.
* gimple-pretty-print.c (dump_gimple_bb_header):
Dump BB count.
(pp_cfg_jump): Dump edge probability.
* profile-count.c (profile_quality_as_string): Simplify
with a static array.
(parse_profile_quality): New function.
(profile_count::dump): Simplify with a static array.
(profile_count::from_gcov_type): Add new argument.
* profile-count.h (parse_profile_quality): Likewise.
* predict.h (set_hot_bb_threshold): New.
* params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
New param.
* predict.c (get_hot_bb_threshold): Set from the new param.
(set_hot_bb_threshold): New.
2019-05-09 Martin Liska <mliska@suse.cz>
* gimple-parser.c (struct gimple_parser): Add probability.
for gimple_parser_edge.
(gimple_parser::push_edge): Add new argument probability.
(c_parser_gimple_parse_bb_spec): Parse also probability
if present.
(c_parser_parse_gimple_body): Set edge probability.
(c_parser_gimple_compound_statement): Consume token
before calling c_parser_gimple_goto_stmt.
Parse BB counts.
(c_parser_gimple_statement): Pass new argument.
(c_parser_gimple_goto_stmt): Likewise.
(c_parser_gimple_if_stmt): Likewise.
(c_parser_gimple_or_rtl_pass_list): Parse hot_bb_threshold.
* c-parser.c (c_parser_declaration_or_fndef): Pass
hot_bb_threshold argument.
* c-tree.h (struct c_declspecs): Add hot_bb_threshold
field.
(c_parser_gimple_parse_bb_spec_edge_probability): New.
2019-05-09 Martin Liska <mliska@suse.cz>
* gcc.dg/gimplefe-37.c: New test.
* gcc.dg/gimplefe-33.c: Likewise.
From-SVN: r271034
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index b010c20..ad19d12 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -132,8 +132,8 @@ get_hot_bb_threshold () { if (min_count == -1) { - min_count - = profile_info->sum_max / PARAM_VALUE (HOT_BB_COUNT_FRACTION); + gcov_type t = profile_info->sum_max / PARAM_VALUE (HOT_BB_COUNT_FRACTION); + set_hot_bb_threshold (t); if (dump_file) fprintf (dump_file, "Setting hotness threshold to %" PRId64 ".\n", min_count); |