diff options
Diffstat (limited to 'gcc-4.9/gcc/dojump.c')
| -rw-r--r-- | gcc-4.9/gcc/dojump.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/gcc-4.9/gcc/dojump.c b/gcc-4.9/gcc/dojump.c index 7846314e0..1c3a2bee8 100644 --- a/gcc-4.9/gcc/dojump.c +++ b/gcc-4.9/gcc/dojump.c @@ -1103,6 +1103,11 @@ do_compare_rtx_and_jump (rtx op0, rtx op1, enum rtx_code code, int unsignedp, else { + int first_prob = prob; + if (first_code == UNORDERED) + first_prob = REG_BR_PROB_BASE / 100; + else if (first_code == ORDERED) + first_prob = REG_BR_PROB_BASE - REG_BR_PROB_BASE / 100; if (and_them) { rtx dest_label; @@ -1116,11 +1121,13 @@ do_compare_rtx_and_jump (rtx op0, rtx op1, enum rtx_code code, int unsignedp, else dest_label = if_false_label; do_compare_rtx_and_jump (op0, op1, first_code, unsignedp, mode, - size, dest_label, NULL_RTX, prob); + size, dest_label, NULL_RTX, + first_prob); } else do_compare_rtx_and_jump (op0, op1, first_code, unsignedp, mode, - size, NULL_RTX, if_true_label, prob); + size, NULL_RTX, if_true_label, + first_prob); } } |