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| author | Alan Modra <amodra@bigpond.net.au> | 2005-02-07 21:11:42 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gcc.gnu.org> | 2005-02-08 07:41:42 +1030 |
| commit | b0ad2de2032805ffbaff91d24647dc6fcc8a74ca (patch) | |
| tree | bd7b8d5eb861fe62f8ce31b7513ec916281e03fd /gcc/predict.c | |
| parent | 0384c7652f54fa6091c16213bbd885b9a9b64a1e (diff) | |
| download | gcc-b0ad2de2032805ffbaff91d24647dc6fcc8a74ca.zip gcc-b0ad2de2032805ffbaff91d24647dc6fcc8a74ca.tar.gz gcc-b0ad2de2032805ffbaff91d24647dc6fcc8a74ca.tar.bz2 | |
re PR target/19803 (__builtin_expect does not modify branch prediction for power4/5)
PR target/19803
* predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
From-SVN: r94714
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index 7e0f0db..30ad0fe 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -67,7 +67,7 @@ static sreal real_zero, real_one, real_almost_one, real_br_prob_base, real_inv_br_prob_base, real_one_half, real_bb_freq_max; /* Random guesstimation given names. */ -#define PROB_VERY_UNLIKELY (REG_BR_PROB_BASE / 10 - 1) +#define PROB_VERY_UNLIKELY (REG_BR_PROB_BASE / 100 - 1) #define PROB_EVEN (REG_BR_PROB_BASE / 2) #define PROB_VERY_LIKELY (REG_BR_PROB_BASE - PROB_VERY_UNLIKELY) #define PROB_ALWAYS (REG_BR_PROB_BASE) |