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| author | Pat Haugen <pthaugen@us.ibm.com> | 2016-09-14 17:04:18 +0000 |
|---|---|---|
| committer | Pat Haugen <pthaugen@gcc.gnu.org> | 2016-09-14 17:04:18 +0000 |
| commit | f335184d24fa4ae7f1242e3a9bb675fab8e0b732 (patch) | |
| tree | d9999832953930faba81740f349bacb7f6c7e027 /gcc | |
| parent | 387113816fdaa179abf1b9babfb11a421217dc10 (diff) | |
| download | gcc-f335184d24fa4ae7f1242e3a9bb675fab8e0b732.zip gcc-f335184d24fa4ae7f1242e3a9bb675fab8e0b732.tar.gz gcc-f335184d24fa4ae7f1242e3a9bb675fab8e0b732.tar.bz2 | |
loop-unroll.c (unroll_loop_runtime_iterations): Set probability of succ edge.
* loop-unroll.c (unroll_loop_runtime_iterations): Set probability of succ edge.
From-SVN: r240140
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/loop-unroll.c | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 65dc182..8527518 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2016-09-14 Pat Haugen <pthaugen@us.ibm.com> + + * loop-unroll.c (unroll_loop_runtime_iterations): Set probability of succ edge. + 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org> * target.def (lra_p): Change commentary (for the manual) for the diff --git a/gcc/loop-unroll.c b/gcc/loop-unroll.c index b568ea5..2d5fe48 100644 --- a/gcc/loop-unroll.c +++ b/gcc/loop-unroll.c @@ -979,7 +979,7 @@ unroll_loop_runtime_iterations (struct loop *loop) swtch = split_edge_and_insert (single_pred_edge (swtch), branch_code); set_immediate_dominator (CDI_DOMINATORS, preheader, swtch); - single_pred_edge (swtch)->probability = REG_BR_PROB_BASE - p; + single_succ_edge (swtch)->probability = REG_BR_PROB_BASE - p; e = make_edge (swtch, preheader, single_succ_edge (swtch)->flags & EDGE_IRREDUCIBLE_LOOP); e->count = RDIV (preheader->count * REG_BR_PROB_BASE, p); |