1 ; These are tests for SSE3 codegen. Yonah has SSE3 and earlier but not SSSE3+.
3 ; RUN: llvm-as < %s | llc -march=x86-64 -mcpu=yonah | FileCheck %s --check-prefix=X64
5 ; Test for v8xi16 lowering where we extract the first element of the vector and
6 ; placed it in the second element of the result.
8 define void @shuf1(<8 x i16>* %dest, <8 x i16>* %old) nounwind {
10 %tmp3 = load <8 x i16>* %old
11 %tmp6 = shufflevector <8 x i16> %tmp3,
12 <8 x i16> < i16 0, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef >,
13 <8 x i32> < i32 8, i32 0, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef >
14 store <8 x i16> %tmp6, <8 x i16>* %dest
18 ; X64: movddup (%rsi), %xmm0
19 ; X64: pshuflw $0, %xmm0, %xmm0
20 ; X64: xorl %eax, %eax
21 ; X64: pinsrw $0, %eax, %xmm0
22 ; X64: movaps %xmm0, (%rdi)