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-rw-r--r--clang/lib/CodeGen/CGBuiltin.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index a4b5973ec11..6877b317aa5 100644
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -595,6 +595,13 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
llvm::Function *F = CGM.getIntrinsic(ID);
return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), name);
}
+ case X86::BI__builtin_ia32_pshufw: {
+ unsigned i = cast<ConstantInt>(Ops[1])->getZExtValue();
+ return EmitShuffleVector(Ops[0], Ops[0],
+ i & 0x3, (i & 0xc) >> 2,
+ (i & 0x30) >> 4, (i & 0xc0) >> 6,
+ "pshufw");
+ }
case X86::BI__builtin_ia32_pshuflw: {
unsigned i = cast<ConstantInt>(Ops[1])->getZExtValue();
return EmitShuffleVector(Ops[0], Ops[0],
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