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author | Dimitry Andric <dim@FreeBSD.org> | 2011-07-17 15:36:56 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2011-07-17 15:36:56 +0000 |
commit | 411bd29eea3c360d5b48a18a17b5e87f5671af0e (patch) | |
tree | c8086addb211fa670a9d2b1038d8c2e453229755 /lib/Transforms/Scalar/LoopUnswitch.cpp | |
parent | 56fe8f14099930935e3870e3e823c322a85c1c89 (diff) | |
download | src-411bd29eea3c360d5b48a18a17b5e87f5671af0e.tar.gz src-411bd29eea3c360d5b48a18a17b5e87f5671af0e.zip |
Vendor import of llvm trunk r135360:vendor/llvm/llvm-r135360
Notes
Notes:
svn path=/vendor/llvm/dist/; revision=224133
svn path=/vendor/llvm/llvm-r135360/; revision=224134; tag=vendor/llvm/llvm-r135360
Diffstat (limited to 'lib/Transforms/Scalar/LoopUnswitch.cpp')
-rw-r--r-- | lib/Transforms/Scalar/LoopUnswitch.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp index e05f29c3e13f..840c4b69cf06 100644 --- a/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -1021,6 +1021,10 @@ void LoopUnswitch::SimplifyCode(std::vector<Instruction*> &Worklist, Loop *L) { while (PHINode *PN = dyn_cast<PHINode>(Succ->begin())) ReplaceUsesOfWith(PN, PN->getIncomingValue(0), Worklist, L, LPM); + // If Succ has any successors with PHI nodes, update them to have + // entries coming from Pred instead of Succ. + Succ->replaceAllUsesWith(Pred); + // Move all of the successor contents from Succ to Pred. Pred->getInstList().splice(BI, Succ->getInstList(), Succ->begin(), Succ->end()); @@ -1028,10 +1032,6 @@ void LoopUnswitch::SimplifyCode(std::vector<Instruction*> &Worklist, Loop *L) { BI->eraseFromParent(); RemoveFromWorklist(BI, Worklist); - // If Succ has any successors with PHI nodes, update them to have - // entries coming from Pred instead of Succ. - Succ->replaceAllUsesWith(Pred); - // Remove Succ from the loop tree. LI->removeBlock(Succ); LPM->deleteSimpleAnalysisValue(Succ, L); |