1 ; RUN: llc < %s -mcpu=corei7 -march=x86 -mattr=+sse2,-sse4.1 | FileCheck %s 2 3 target triple = "x86_64-unknown-linux-gnu" 4 5 define void @test1(<4 x float>* %F, float* %f) nounwind { 6 ; CHECK-LABEL: test1: 7 ; CHECK: # BB#0: # %entry 8 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax 9 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx 10 ; CHECK-NEXT: movaps (%ecx), %xmm0 11 ; CHECK-NEXT: addps %xmm0, %xmm0 12 ; CHECK-NEXT: movss %xmm0, (%eax) 13 ; CHECK-NEXT: retl 14 entry: 15 %tmp = load <4 x float>, <4 x float>* %F ; <<4 x float>> [#uses=2] 16 %tmp7 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1] 17 %tmp2 = extractelement <4 x float> %tmp7, i32 0 ; <float> [#uses=1] 18 store float %tmp2, float* %f 19 ret void 20 } 21 22 define float @test2(<4 x float>* %F, float* %f) nounwind { 23 ; CHECK-LABEL: test2: 24 ; CHECK: # BB#0: # %entry 25 ; CHECK-NEXT: pushl %eax 26 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax 27 ; CHECK-NEXT: movaps (%eax), %xmm0 28 ; CHECK-NEXT: addps %xmm0, %xmm0 29 ; CHECK-NEXT: shufpd {{.*#+}} xmm0 = xmm0[1,0] 30 ; CHECK-NEXT: movss %xmm0, (%esp) 31 ; CHECK-NEXT: flds (%esp) 32 ; CHECK-NEXT: popl %eax 33 ; CHECK-NEXT: retl 34 entry: 35 %tmp = load <4 x float>, <4 x float>* %F ; <<4 x float>> [#uses=2] 36 %tmp7 = fadd <4 x float> %tmp, %tmp ; <<4 x float>> [#uses=1] 37 %tmp2 = extractelement <4 x float> %tmp7, i32 2 ; <float> [#uses=1] 38 ret float %tmp2 39 } 40 41 define void @test3(float* %R, <4 x float>* %P1) nounwind { 42 ; CHECK-LABEL: test3: 43 ; CHECK: # BB#0: # %entry 44 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax 45 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx 46 ; CHECK-NEXT: movss 12(%ecx), %xmm0 47 ; CHECK-NEXT: movss %xmm0, (%eax) 48 ; CHECK-NEXT: retl 49 entry: 50 %X = load <4 x float>, <4 x float>* %P1 ; <<4 x float>> [#uses=1] 51 %tmp = extractelement <4 x float> %X, i32 3 ; <float> [#uses=1] 52 store float %tmp, float* %R 53 ret void 54 } 55 56 define double @test4(double %A) nounwind { 57 ; CHECK-LABEL: test4: 58 ; CHECK: # BB#0: # %entry 59 ; CHECK-NEXT: subl $12, %esp 60 ; CHECK-NEXT: calll foo 61 ; CHECK-NEXT: shufpd {{.*#+}} xmm0 = xmm0[1,0] 62 ; CHECK-NEXT: addsd {{[0-9]+}}(%esp), %xmm0 63 ; CHECK-NEXT: movsd %xmm0, (%esp) 64 ; CHECK-NEXT: fldl (%esp) 65 ; CHECK-NEXT: addl $12, %esp 66 ; CHECK-NEXT: retl 67 entry: 68 %tmp1 = call <2 x double> @foo( ) ; <<2 x double>> [#uses=1] 69 %tmp2 = extractelement <2 x double> %tmp1, i32 1 ; <double> [#uses=1] 70 %tmp3 = fadd double %tmp2, %A ; <double> [#uses=1] 71 ret double %tmp3 72 } 73 74 declare <2 x double> @foo() 75
