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| author | Craig Topper <craig.topper@gmail.com> | 2012-05-03 07:12:59 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2012-05-03 07:12:59 +0000 |
| commit | 315a5cc7898299c97ce089ffd3dfeb4ef8816741 (patch) | |
| tree | 22de8a783bd14b02d1b3623a41c736e092cd4f0b /llvm/lib/Target/X86/Utils | |
| parent | f9fbc6a84a47c0a1b7813081e92fb229d10377f5 (diff) | |
| download | bcm5719-llvm-315a5cc7898299c97ce089ffd3dfeb4ef8816741.tar.gz bcm5719-llvm-315a5cc7898299c97ce089ffd3dfeb4ef8816741.zip | |
Fix 256-bit vpshuflw and vpshufhw immediate encoding to handle undefs in the lower half correctly. Missed in r155982.
llvm-svn: 156059
Diffstat (limited to 'llvm/lib/Target/X86/Utils')
| -rw-r--r-- | llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp index a1f242476ef..f0d9467f9b3 100644 --- a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp +++ b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp @@ -82,8 +82,7 @@ void DecodePSHUFMask(EVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask) { void DecodePSHUFHWMask(EVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask) { - unsigned NumLanes = VT.getSizeInBits() / 128; - unsigned NumElts = 8 * NumLanes; + unsigned NumElts = VT.getVectorNumElements(); for (unsigned l = 0; l != NumElts; l += 8) { unsigned NewImm = Imm; @@ -99,8 +98,7 @@ void DecodePSHUFHWMask(EVT VT, unsigned Imm, void DecodePSHUFLWMask(EVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask) { - unsigned NumLanes = VT.getSizeInBits() / 128; - unsigned NumElts = 8 * NumLanes; + unsigned NumElts = VT.getVectorNumElements(); for (unsigned l = 0; l != NumElts; l += 8) { unsigned NewImm = Imm; |
