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[msan] Fix a comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211094 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -2018,10 +2018,10 @@ struct MemorySanitizerVisitor : public InstVisitor<MemorySanitizerVisitor> {
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}
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}
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}
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}
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// \brief Instrument vector shift instrinsic.
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// \brief Instrument vector pack instrinsic.
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//
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//
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// This function instruments intrinsics like x86_mmx_packsswb, that
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// This function instruments intrinsics like x86_mmx_packsswb, that
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// packs elements of 2 input vectors into half as much bits with saturation.
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// packs elements of 2 input vectors into half as many bits with saturation.
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// Shadow is propagated with the signed variant of the same intrinsic applied
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// Shadow is propagated with the signed variant of the same intrinsic applied
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// to sext(Sa != zeroinitializer), sext(Sb != zeroinitializer).
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// to sext(Sa != zeroinitializer), sext(Sb != zeroinitializer).
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// EltSizeInBits is used only for x86mmx arguments.
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// EltSizeInBits is used only for x86mmx arguments.
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