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| author | Nadav Rotem <nrotem@apple.com> | 2012-10-25 23:51:48 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-10-25 23:51:48 +0000 |
| commit | 0636291137c874388617d9ca59dbb7a86e8de84e (patch) | |
| tree | e3137117d13744ad57666ff5254eccf7ba373a93 /lib/Analysis/ValueTracking.cpp | |
| parent | 82149a9106f221aa6a7271977c236b078e621f21 (diff) | |
| download | external_llvm-0636291137c874388617d9ca59dbb7a86e8de84e.zip external_llvm-0636291137c874388617d9ca59dbb7a86e8de84e.tar.gz external_llvm-0636291137c874388617d9ca59dbb7a86e8de84e.tar.bz2 | |
Revert 166726 because it may have broken a number of SPEC tests. PR14183.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166739 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ValueTracking.cpp')
| -rw-r--r-- | lib/Analysis/ValueTracking.cpp | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp index 6e4457e..1d7f069 100644 --- a/lib/Analysis/ValueTracking.cpp +++ b/lib/Analysis/ValueTracking.cpp @@ -437,9 +437,8 @@ void llvm::ComputeMaskedBits(Value *V, APInt &KnownZero, APInt &KnownOne, if (SrcTy->isPointerTy()) SrcBitWidth = TD->getTypeSizeInBits(SrcTy); else - SrcBitWidth = TD->getTypeSizeInBits(SrcTy->getScalarType()); - - assert(SrcBitWidth && "SrcBitWidth can't be zero"); + SrcBitWidth = SrcTy->getScalarSizeInBits(); + KnownZero = KnownZero.zextOrTrunc(SrcBitWidth); KnownOne = KnownOne.zextOrTrunc(SrcBitWidth); ComputeMaskedBits(I->getOperand(0), KnownZero, KnownOne, TD, Depth+1); |