[X86] Remove a redundant cast (NFC)

[kazutakahirata]

ShiftAmt is already of type int.

[llvmbot]

@llvm/pr-subscribers-backend-x86

Author: Kazu Hirata (kazutakahirata)

Changes

ShiftAmt is already of type int.

---

Full diff: https://github.com/llvm/llvm-project/pull/165509.diff

1 Files Affected:

• (modified) llvm/lib/Target/X86/X86ISelLowering.cpp (+1-1)

diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 5785440a20e43..89b42da9a40f0 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -12213,7 +12213,7 @@ static int matchShuffleAsShift(MVT &ShiftVT, unsigned &Opcode,
     MVT ShiftSVT = MVT::getIntegerVT(ScalarSizeInBits * Scale);
     ShiftVT = ByteShift ? MVT::getVectorVT(MVT::i8, SizeInBits / 8)
                         : MVT::getVectorVT(ShiftSVT, Size / Scale);
-    return (int)ShiftAmt;
+    return ShiftAmt;
   };
 
   // SSE/AVX supports logical shifts up to 64-bit integers - so we can just