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| author | Anastasis Grammenos <anastasis.gramm2@gmail.com> | 2018-07-04 10:16:55 +0000 |
|---|---|---|
| committer | Anastasis Grammenos <anastasis.gramm2@gmail.com> | 2018-07-04 10:16:55 +0000 |
| commit | 204726b34551429a80e888cdd20d3235c7d93868 (patch) | |
| tree | 4bb23189eedc48e62c1f8f2152b62e6f7f59cefe /llvm/lib/Transforms/Vectorize | |
| parent | f5ba09f74bc44c83cd2578e793402eb9d6b977b8 (diff) | |
| download | bcm5719-llvm-204726b34551429a80e888cdd20d3235c7d93868.tar.gz bcm5719-llvm-204726b34551429a80e888cdd20d3235c7d93868.zip | |
[DebugInfo][LoopVectorize] Preserve DL in generated phi instruction
When creating `phi` instructions to resume at the scalar part of the loop,
copy the DebugLoc from the original phi over to the new one.
Differential Revision: https://reviews.llvm.org/D48769
llvm-svn: 336256
Diffstat (limited to 'llvm/lib/Transforms/Vectorize')
| -rw-r--r-- | llvm/lib/Transforms/Vectorize/LoopVectorize.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp index 8a0d96a9411..16c40b99c3a 100644 --- a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp +++ b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp @@ -2912,6 +2912,8 @@ BasicBlock *InnerLoopVectorizer::createVectorizedLoopSkeleton() { // Create phi nodes to merge from the backedge-taken check block. PHINode *BCResumeVal = PHINode::Create( OrigPhi->getType(), 3, "bc.resume.val", ScalarPH->getTerminator()); + // Copy original phi DL over to the new one. + BCResumeVal->setDebugLoc(OrigPhi->getDebugLoc()); Value *&EndValue = IVEndValues[OrigPhi]; if (OrigPhi == OldInduction) { // We know what the end value is. |
