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CodeGen: Always name merge block 

llvm-svn: 150337
This commit is contained in:
Tobias Grosser 2012-02-12 12:09:46 +00:00
parent bd608a8949
commit 8518bbe39f
2 changed files with 2 additions and 2 deletions
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2
polly/lib/CodeGeneration.cpp
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@ -1667,11 +1667,11 @@ class CodeGeneration : public ScopPass {
MergeBlock = SplitEdge(R->getExitingBlock(), R->getExit(), this); MergeBlock = SplitEdge(R->getExitingBlock(), R->getExit(), this);
// SplitEdge will never split R->getExit(), as R->getExit() has more than // SplitEdge will never split R->getExit(), as R->getExit() has more than
// one predecessor. Hence, mergeBlock is always a newly generated block. // one predecessor. Hence, mergeBlock is always a newly generated block.
MergeBlock->setName("polly.merge_new_and_old");
R->replaceExit(MergeBlock); R->replaceExit(MergeBlock);
} }
Builder->CreateBr(MergeBlock); Builder->CreateBr(MergeBlock);
MergeBlock->setName("polly.merge_new_and_old");
if (DT->dominates(SplitBlock, MergeBlock)) if (DT->dominates(SplitBlock, MergeBlock))
DT->changeImmediateDominator(MergeBlock, SplitBlock); DT->changeImmediateDominator(MergeBlock, SplitBlock);

2
polly/test/CodeGen/split_edges_2.ll
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@ -27,7 +27,7 @@ bb5:
} }
; CHECK: polly.split_new_and_old ; CHECK: polly.split_new_and_old
; CHECK-NOT: polly.merge_new_and_old ; CHECK: polly.merge_new_and_old