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| author | Craig Topper <craig.topper@gmail.com> | 2017-05-22 00:49:35 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-05-22 00:49:35 +0000 |
| commit | e777fed15255e038a0c9faaec2ee0fdc53f5f61b (patch) | |
| tree | e6fdb8858d827a10a77fc1b3288a291e7b319a95 /llvm/lib/Transforms/Utils/SimplifyCFG.cpp | |
| parent | aaef41f71be7a17dc15887eac918fa54021c68da (diff) | |
| download | bcm5719-llvm-e777fed15255e038a0c9faaec2ee0fdc53f5f61b.tar.gz bcm5719-llvm-e777fed15255e038a0c9faaec2ee0fdc53f5f61b.zip | |
[SimplifyCFG] Prevent a few APInt copies on method calls that return const reference. NFCI
llvm-svn: 303523
Diffstat (limited to 'llvm/lib/Transforms/Utils/SimplifyCFG.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyCFG.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp index 5a04cac0653..27f72fcd8bd 100644 --- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp @@ -4380,7 +4380,7 @@ static bool EliminateDeadSwitchCases(SwitchInst *SI, AssumptionCache *AC, // Gather dead cases. SmallVector<ConstantInt *, 8> DeadCases; for (auto &Case : SI->cases()) { - APInt CaseVal = Case.getCaseValue()->getValue(); + const APInt &CaseVal = Case.getCaseValue()->getValue(); if (Known.Zero.intersects(CaseVal) || !Known.One.isSubsetOf(CaseVal) || (CaseVal.getMinSignedBits() > MaxSignificantBitsInCond)) { DeadCases.push_back(Case.getCaseValue()); @@ -4946,7 +4946,7 @@ SwitchLookupTable::SwitchLookupTable( LinearMappingPossible = false; break; } - APInt Val = ConstVal->getValue(); + const APInt &Val = ConstVal->getValue(); if (I != 0) { APInt Dist = Val - PrevVal; if (I == 1) { |
