summaryrefslogtreecommitdiffstats
path: root/llvm/lib/Transforms
diff options
context:
space:
mode:
authorEric Christopher <echristo@gmail.com>2012-12-13 06:48:05 +0000
committerEric Christopher <echristo@gmail.com>2012-12-13 06:48:05 +0000
commita1bbeeca72f0d9db2a3ea72f2b72063f20e8bf95 (patch)
tree084acb86fe9d6c674cff8465b831225df0216379 /llvm/lib/Transforms
parentc859c2912f4dd341a4c32c397663692a8a8167ba (diff)
downloadbcm5719-llvm-a1bbeeca72f0d9db2a3ea72f2b72063f20e8bf95.tar.gz
bcm5719-llvm-a1bbeeca72f0d9db2a3ea72f2b72063f20e8bf95.zip
Revert "Restore the PHI optimization I accidently removed" temporarily since
it seems to be breaking self-host for a few people and is PR14592. This reverts commit r170024. llvm-svn: 170106
Diffstat (limited to 'llvm/lib/Transforms')
-rw-r--r--llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp4
1 files changed, 0 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
index 01a3c48635a..c22249527b9 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
@@ -354,10 +354,6 @@ Instruction *InstCombiner::visitFAdd(BinaryOperator &I) {
if (Value *V = SimplifyFAddInst(LHS, RHS, I.getFastMathFlags(), TD))
return ReplaceInstUsesWith(I, V);
- if (isa<PHINode>(LHS))
- if (Instruction *NV = FoldOpIntoPhi(I))
- return NV;
-
// -A + B --> B - A
// -A + -B --> -(A + B)
if (Value *LHSV = dyn_castFNegVal(LHS))
OpenPOWER on IntegriCloud