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| author | Craig Topper <craig.topper@gmail.com> | 2017-04-17 22:13:00 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-04-17 22:13:00 +0000 |
| commit | c228068d909273b6ddca3f5bbd8bf26f7550d5f7 (patch) | |
| tree | 53a2a692a1d54ac1e96c54d3d5660f37c2aa76c6 /llvm/lib/Transforms/Utils | |
| parent | fb289ecde06ab88e82701c8a386f960572d1a7bb (diff) | |
| download | bcm5719-llvm-c228068d909273b6ddca3f5bbd8bf26f7550d5f7.tar.gz bcm5719-llvm-c228068d909273b6ddca3f5bbd8bf26f7550d5f7.zip | |
[SimplifyCFG] Use hasNUses instead of comparing getNumUses to a constant."
The use list is a linked list so getNumUses requires a linear scan through the whole list. hasNUses will stop scanning at N and see if that is the end.
llvm-svn: 300505
Diffstat (limited to 'llvm/lib/Transforms/Utils')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyCFG.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp index 127a44df534..2f575b9d502 100644 --- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp @@ -3086,7 +3086,7 @@ static bool mergeConditionalStores(BranchInst *PBI, BranchInst *QBI) { if ((PTB && !HasOnePredAndOneSucc(PTB, PBI->getParent(), QBI->getParent())) || (QTB && !HasOnePredAndOneSucc(QTB, QBI->getParent(), PostBB))) return false; - if (PostBB->getNumUses() != 2 || QBI->getParent()->getNumUses() != 2) + if (!PostBB->hasNUses(2) || !QBI->getParent()->hasNUses(2)) return false; // OK, this is a sequence of two diamonds or triangles. |
