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| author | Evan Cheng <evan.cheng@apple.com> | 2008-05-10 06:46:49 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-05-10 06:46:49 +0000 |
| commit | 50d9e7289b86fa02b8f121f5aeceffb4b248a9b6 (patch) | |
| tree | 585588fc20e9d2ac38229aa6f7c15d97216a31d0 /lib | |
| parent | 49ff6614102c8716e91c8e26f0b21e33dc4d66ee (diff) | |
| download | external_llvm-50d9e7289b86fa02b8f121f5aeceffb4b248a9b6.zip external_llvm-50d9e7289b86fa02b8f121f5aeceffb4b248a9b6.tar.gz external_llvm-50d9e7289b86fa02b8f121f5aeceffb4b248a9b6.tar.bz2 | |
When transforming a vector_shuffle to a load, the base address must not be an undef.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50940 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index d2d7667..307aeae 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -6283,6 +6283,8 @@ static bool EltsFromConsecutiveLoads(SDNode *N, SDOperand PermMask, return false; if (!Base) { Base = Elt.Val; + if (Base->getOpcode() == ISD::UNDEF) + return false; continue; } if (Elt.getOpcode() == ISD::UNDEF) |