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-rw-r--r--llvm/lib/Target/X86/Utils/X86ShuffleDecode.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h
index 7caccefc0a8..30b17052b72 100644
--- a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h
+++ b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h
@@ -88,6 +88,10 @@ void DecodeUNPCKHMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
/// datatypes and vector widths.
void DecodeUNPCKLMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
+/// Decodes a broadcast of a subvector to a larger vector type.
+void DecodeSubVectorBroadcast(MVT DstVT, MVT SrcVT,
+ SmallVectorImpl<int> &ShuffleMask);
+
/// Decode a PSHUFB mask from a raw array of constants such as from
/// BUILD_VECTOR.
void DecodePSHUFBMask(ArrayRef<uint64_t> RawMask,
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