From dcfcd4365856e8cbec94fafb5766caa899d6a041 Mon Sep 17 00:00:00 2001 From: Jan Hubicka Date: Sat, 15 Dec 2001 14:14:06 +0100 Subject: predict.def (PRED_NORETURN, [...]): Make probabilities match reality. * predict.def (PRED_NORETURN, PRED_OPCODE_POSITIVE, PRED_OPCODE_NONEQUAL, PRED_ERROR_RETURN): Make probabilities match reality. From-SVN: r48041 --- gcc/predict.def | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'gcc/predict.def') diff --git a/gcc/predict.def b/gcc/predict.def index cc6831d..1201625 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) -- cgit v1.1