llvm/test/CodeGen/X86/extractps.ll
2008-10-16 23:57:54 +00:00

20 lines
752 B
LLVM

; RUN: llvm-as < %s | llc -march=x86 -mcpu=penryn > %t
; RUN: not grep movd %t
; RUN: not grep movss %t
; RUN: grep {extractps \\\$0, %xmm0, } %t
; 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