diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/extractps.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/extractps.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/extractps.ll b/llvm/test/CodeGen/X86/extractps.ll new file mode 100644 index 00000000000..eb043f3b431 --- /dev/null +++ b/llvm/test/CodeGen/X86/extractps.ll @@ -0,0 +1,16 @@ +; RUN: llvm-as < %s | llc -mcpu=penryn | grep mov | count 1 +; PR2647 + +external global float, align 16 ; <float*>:0 [#uses=2] + +define internal void @""() nounwind { + load float* @0, align 16 ; <float>:1 [#uses=1] + insertelement <4 x float> undef, float %1, i32 0 ; <<4 x float>>:2 [#uses=1] + call <4 x float> @llvm.x86.sse.rsqrt.ss( <4 x float> %2 ) ; <<4 x float>>:3 [#uses=1] + extractelement <4 x float> %3, i32 0 ; <float>:4 [#uses=1] + store float %4, float* @0, align 16 + ret void +} + +declare <4 x float> @llvm.x86.sse.rsqrt.ss(<4 x float>) nounwind readnone + |
