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| author | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-12-15 13:14:06 +0000 |
|---|---|---|
| committer | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-12-15 13:14:06 +0000 |
| commit | 7c7b2e742c48c373f38adeb53f13605fcba960f2 (patch) | |
| tree | 4fbe0055af661ce9f7cd4145d550705fa592e5e6 /gcc/predict.def | |
| parent | 0d6378a9e3e589217fda7be9ae273aee14540fe0 (diff) | |
| download | gcc-7c7b2e742c48c373f38adeb53f13605fcba960f2.tar.gz | |
* predict.def (PRED_NORETURN, PRED_OPCODE_POSITIVE, PRED_OPCODE_NONEQUAL,
PRED_ERROR_RETURN): Make probabilities match reality.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48041 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/predict.def')
| -rw-r--r-- | gcc/predict.def | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/gcc/predict.def b/gcc/predict.def index cc6831d82f1..1201625c4b6 100644 --- a/gcc/predict.def +++ b/gcc/predict.def @@ -64,7 +64,7 @@ DEF_PREDICTOR (PRED_BUILTIN_EXPECT, "__builtin_expect", PROB_VERY_LIKELY, PRED_FLAG_FIRST_MATCH) /* Branch to basic block containing call marked by noreturn attribute. */ -DEF_PREDICTOR (PRED_NORETURN, "noreturn call", PROB_ALWAYS, +DEF_PREDICTOR (PRED_NORETURN, "noreturn call", HITRATE (99), PRED_FLAG_FIRST_MATCH) /* Loopback edge is taken. */ @@ -86,15 +86,15 @@ DEF_PREDICTOR (PRED_LOOP_PRECONDITIONING, "loop preconditioning", PROB_VERY_LIKE DEF_PREDICTOR (PRED_LOOP_HEADER, "loop header", HITRATE (64), 0) /* Pointers are usually not NULL. */ -DEF_PREDICTOR (PRED_POINTER, "pointer", HITRATE (83), 0) +DEF_PREDICTOR (PRED_POINTER, "pointer", HITRATE (81), 0) /* NE is probable, EQ not etc... */ -DEF_PREDICTOR (PRED_OPCODE_POSITIVE, "opcode values positive", HITRATE (78), 0) -DEF_PREDICTOR (PRED_OPCODE_NONEQUAL, "opcode values nonequal", HITRATE (70), 0) +DEF_PREDICTOR (PRED_OPCODE_POSITIVE, "opcode values positive", HITRATE (79), 0) +DEF_PREDICTOR (PRED_OPCODE_NONEQUAL, "opcode values nonequal", HITRATE (71), 0) DEF_PREDICTOR (PRED_FPOPCODE, "fp_opcode", HITRATE (90), 0) /* Branch guarding call is probably taken. */ DEF_PREDICTOR (PRED_CALL, "call", HITRATE (70), 0) /* Branch causing function to terminate is probably not taken. */ -DEF_PREDICTOR (PRED_ERROR_RETURN, "error return", PROB_LIKELY, 0) +DEF_PREDICTOR (PRED_ERROR_RETURN, "error return", HITRATE (52), 0) |