|  | ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py | 
|  | ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+sse3 | FileCheck %s --check-prefix=SSE | 
|  | ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1 | 
|  | ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+avx512f | FileCheck %s --check-prefix=AVX --check-prefix=AVX512 | 
|  |  | 
|  | ; Verify that we correctly generate 'addsub' instructions from | 
|  | ; a sequence of vector extracts + float add/sub + vector inserts. | 
|  |  | 
|  | define <4 x float> @test1(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test1: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test1: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 0 | 
|  | %2 = extractelement <4 x float> %B, i32 0 | 
|  | %sub = fsub float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 2 | 
|  | %4 = extractelement <4 x float> %B, i32 2 | 
|  | %sub2 = fsub float %3, %4 | 
|  | %5 = extractelement <4 x float> %A, i32 1 | 
|  | %6 = extractelement <4 x float> %B, i32 1 | 
|  | %add = fadd float %5, %6 | 
|  | %7 = extractelement <4 x float> %A, i32 3 | 
|  | %8 = extractelement <4 x float> %B, i32 3 | 
|  | %add2 = fadd float %7, %8 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %add, i32 1 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add2, i32 3 | 
|  | %vecinsert3 = insertelement <4 x float> %vecinsert2, float %sub, i32 0 | 
|  | %vecinsert4 = insertelement <4 x float> %vecinsert3, float %sub2, i32 2 | 
|  | ret <4 x float> %vecinsert4 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test2(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test2: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test2: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 2 | 
|  | %2 = extractelement <4 x float> %B, i32 2 | 
|  | %sub2 = fsub float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 3 | 
|  | %4 = extractelement <4 x float> %B, i32 3 | 
|  | %add2 = fadd float %3, %4 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %sub2, i32 2 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add2, i32 3 | 
|  | ret <4 x float> %vecinsert2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test3(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test3: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test3: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 0 | 
|  | %2 = extractelement <4 x float> %B, i32 0 | 
|  | %sub = fsub float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 3 | 
|  | %4 = extractelement <4 x float> %B, i32 3 | 
|  | %add = fadd float %4, %3 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %sub, i32 0 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add, i32 3 | 
|  | ret <4 x float> %vecinsert2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test4(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test4: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test4: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 2 | 
|  | %2 = extractelement <4 x float> %B, i32 2 | 
|  | %sub = fsub float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 1 | 
|  | %4 = extractelement <4 x float> %B, i32 1 | 
|  | %add = fadd float %3, %4 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %sub, i32 2 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add, i32 1 | 
|  | ret <4 x float> %vecinsert2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test5(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test5: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test5: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 0 | 
|  | %2 = extractelement <4 x float> %B, i32 0 | 
|  | %sub2 = fsub float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 1 | 
|  | %4 = extractelement <4 x float> %B, i32 1 | 
|  | %add2 = fadd float %3, %4 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %sub2, i32 0 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add2, i32 1 | 
|  | ret <4 x float> %vecinsert2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test6(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test6: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test6: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 0 | 
|  | %2 = extractelement <4 x float> %B, i32 0 | 
|  | %sub = fsub float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 2 | 
|  | %4 = extractelement <4 x float> %B, i32 2 | 
|  | %sub2 = fsub float %3, %4 | 
|  | %5 = extractelement <4 x float> %A, i32 1 | 
|  | %6 = extractelement <4 x float> %B, i32 1 | 
|  | %add = fadd float %5, %6 | 
|  | %7 = extractelement <4 x float> %A, i32 3 | 
|  | %8 = extractelement <4 x float> %B, i32 3 | 
|  | %add2 = fadd float %7, %8 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %add, i32 1 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add2, i32 3 | 
|  | %vecinsert3 = insertelement <4 x float> %vecinsert2, float %sub, i32 0 | 
|  | %vecinsert4 = insertelement <4 x float> %vecinsert3, float %sub2, i32 2 | 
|  | ret <4 x float> %vecinsert4 | 
|  | } | 
|  |  | 
|  | define <4 x double> @test7(<4 x double> %A, <4 x double> %B) { | 
|  | ; SSE-LABEL: test7: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubpd %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    addsubpd %xmm3, %xmm1 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test7: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubpd %ymm1, %ymm0, %ymm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x double> %A, i32 0 | 
|  | %2 = extractelement <4 x double> %B, i32 0 | 
|  | %sub = fsub double %1, %2 | 
|  | %3 = extractelement <4 x double> %A, i32 2 | 
|  | %4 = extractelement <4 x double> %B, i32 2 | 
|  | %sub2 = fsub double %3, %4 | 
|  | %5 = extractelement <4 x double> %A, i32 1 | 
|  | %6 = extractelement <4 x double> %B, i32 1 | 
|  | %add = fadd double %5, %6 | 
|  | %7 = extractelement <4 x double> %A, i32 3 | 
|  | %8 = extractelement <4 x double> %B, i32 3 | 
|  | %add2 = fadd double %7, %8 | 
|  | %vecinsert1 = insertelement <4 x double> undef, double %add, i32 1 | 
|  | %vecinsert2 = insertelement <4 x double> %vecinsert1, double %add2, i32 3 | 
|  | %vecinsert3 = insertelement <4 x double> %vecinsert2, double %sub, i32 0 | 
|  | %vecinsert4 = insertelement <4 x double> %vecinsert3, double %sub2, i32 2 | 
|  | ret <4 x double> %vecinsert4 | 
|  | } | 
|  |  | 
|  | define <2 x double> @test8(<2 x double> %A, <2 x double> %B) { | 
|  | ; SSE-LABEL: test8: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubpd %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test8: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubpd %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <2 x double> %A, i32 0 | 
|  | %2 = extractelement <2 x double> %B, i32 0 | 
|  | %sub = fsub double %1, %2 | 
|  | %3 = extractelement <2 x double> %A, i32 1 | 
|  | %4 = extractelement <2 x double> %B, i32 1 | 
|  | %add = fadd double %3, %4 | 
|  | %vecinsert1 = insertelement <2 x double> undef, double %sub, i32 0 | 
|  | %vecinsert2 = insertelement <2 x double> %vecinsert1, double %add, i32 1 | 
|  | ret <2 x double> %vecinsert2 | 
|  | } | 
|  |  | 
|  | define <8 x float> @test9(<8 x float> %A, <8 x float> %B) { | 
|  | ; SSE-LABEL: test9: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    addsubps %xmm3, %xmm1 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test9: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %ymm1, %ymm0, %ymm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <8 x float> %A, i32 0 | 
|  | %2 = extractelement <8 x float> %B, i32 0 | 
|  | %sub = fsub float %1, %2 | 
|  | %3 = extractelement <8 x float> %A, i32 2 | 
|  | %4 = extractelement <8 x float> %B, i32 2 | 
|  | %sub2 = fsub float %3, %4 | 
|  | %5 = extractelement <8 x float> %A, i32 1 | 
|  | %6 = extractelement <8 x float> %B, i32 1 | 
|  | %add = fadd float %5, %6 | 
|  | %7 = extractelement <8 x float> %A, i32 3 | 
|  | %8 = extractelement <8 x float> %B, i32 3 | 
|  | %add2 = fadd float %7, %8 | 
|  | %9 = extractelement <8 x float> %A, i32 4 | 
|  | %10 = extractelement <8 x float> %B, i32 4 | 
|  | %sub3 = fsub float %9, %10 | 
|  | %11 = extractelement <8 x float> %A, i32 6 | 
|  | %12 = extractelement <8 x float> %B, i32 6 | 
|  | %sub4 = fsub float %11, %12 | 
|  | %13 = extractelement <8 x float> %A, i32 5 | 
|  | %14 = extractelement <8 x float> %B, i32 5 | 
|  | %add3 = fadd float %13, %14 | 
|  | %15 = extractelement <8 x float> %A, i32 7 | 
|  | %16 = extractelement <8 x float> %B, i32 7 | 
|  | %add4 = fadd float %15, %16 | 
|  | %vecinsert1 = insertelement <8 x float> undef, float %add, i32 1 | 
|  | %vecinsert2 = insertelement <8 x float> %vecinsert1, float %add2, i32 3 | 
|  | %vecinsert3 = insertelement <8 x float> %vecinsert2, float %sub, i32 0 | 
|  | %vecinsert4 = insertelement <8 x float> %vecinsert3, float %sub2, i32 2 | 
|  | %vecinsert5 = insertelement <8 x float> %vecinsert4, float %add3, i32 5 | 
|  | %vecinsert6 = insertelement <8 x float> %vecinsert5, float %add4, i32 7 | 
|  | %vecinsert7 = insertelement <8 x float> %vecinsert6, float %sub3, i32 4 | 
|  | %vecinsert8 = insertelement <8 x float> %vecinsert7, float %sub4, i32 6 | 
|  | ret <8 x float> %vecinsert8 | 
|  | } | 
|  |  | 
|  | ; Verify that we don't generate addsub instruction for the following | 
|  | ; functions. | 
|  |  | 
|  | define <4 x float> @test10(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test10: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    subss %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test10: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vsubss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 0 | 
|  | %2 = extractelement <4 x float> %B, i32 0 | 
|  | %sub = fsub float %1, %2 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %sub, i32 0 | 
|  | ret <4 x float> %vecinsert1 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test11(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test11: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1] | 
|  | ; SSE-NEXT:    movhlps {{.*#+}} xmm1 = xmm1[1,1] | 
|  | ; SSE-NEXT:    subss %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0] | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test11: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm0[1,0] | 
|  | ; AVX-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm1[1,0] | 
|  | ; AVX-NEXT:    vsubss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = xmm0[0,0] | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 2 | 
|  | %2 = extractelement <4 x float> %B, i32 2 | 
|  | %sub = fsub float %1, %2 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %sub, i32 2 | 
|  | ret <4 x float> %vecinsert1 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test12(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test12: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    movshdup {{.*#+}} xmm0 = xmm0[1,1,3,3] | 
|  | ; SSE-NEXT:    movshdup {{.*#+}} xmm1 = xmm1[1,1,3,3] | 
|  | ; SSE-NEXT:    addss %xmm0, %xmm1 | 
|  | ; SSE-NEXT:    movsldup {{.*#+}} xmm0 = xmm1[0,0,2,2] | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test12: | 
|  | ; AVX1:       # %bb.0: | 
|  | ; AVX1-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3] | 
|  | ; AVX1-NEXT:    vmovshdup {{.*#+}} xmm1 = xmm1[1,1,3,3] | 
|  | ; AVX1-NEXT:    vaddss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX1-NEXT:    vmovsldup {{.*#+}} xmm0 = xmm0[0,0,2,2] | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX512-LABEL: test12: | 
|  | ; AVX512:       # %bb.0: | 
|  | ; AVX512-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3] | 
|  | ; AVX512-NEXT:    vmovshdup {{.*#+}} xmm1 = xmm1[1,1,3,3] | 
|  | ; AVX512-NEXT:    vaddss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX512-NEXT:    vbroadcastss %xmm0, %xmm0 | 
|  | ; AVX512-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 1 | 
|  | %2 = extractelement <4 x float> %B, i32 1 | 
|  | %add = fadd float %1, %2 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %add, i32 1 | 
|  | ret <4 x float> %vecinsert1 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test13(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test13: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; SSE-NEXT:    addss %xmm0, %xmm1 | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1,2,0] | 
|  | ; SSE-NEXT:    movaps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test13: | 
|  | ; AVX1:       # %bb.0: | 
|  | ; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; AVX1-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; AVX1-NEXT:    vaddss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[0,1,2,0] | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX512-LABEL: test13: | 
|  | ; AVX512:       # %bb.0: | 
|  | ; AVX512-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; AVX512-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; AVX512-NEXT:    vaddss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX512-NEXT:    vbroadcastss %xmm0, %xmm0 | 
|  | ; AVX512-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 3 | 
|  | %2 = extractelement <4 x float> %B, i32 3 | 
|  | %add = fadd float %1, %2 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %add, i32 3 | 
|  | ret <4 x float> %vecinsert1 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test14(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test14: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    movaps %xmm0, %xmm2 | 
|  | ; SSE-NEXT:    subss %xmm1, %xmm2 | 
|  | ; SSE-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1] | 
|  | ; SSE-NEXT:    movhlps {{.*#+}} xmm1 = xmm1[1,1] | 
|  | ; SSE-NEXT:    subss %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    movlhps {{.*#+}} xmm2 = xmm2[0],xmm0[0] | 
|  | ; SSE-NEXT:    movaps %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test14: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vsubss %xmm1, %xmm0, %xmm2 | 
|  | ; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm0[1,0] | 
|  | ; AVX-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm1[1,0] | 
|  | ; AVX-NEXT:    vsubss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm2[0,1],xmm0[0],xmm2[3] | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 0 | 
|  | %2 = extractelement <4 x float> %B, i32 0 | 
|  | %sub = fsub float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 2 | 
|  | %4 = extractelement <4 x float> %B, i32 2 | 
|  | %sub2 = fsub float %3, %4 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %sub, i32 0 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %sub2, i32 2 | 
|  | ret <4 x float> %vecinsert2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test15(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test15: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    movshdup {{.*#+}} xmm3 = xmm0[1,1,3,3] | 
|  | ; SSE-NEXT:    movshdup {{.*#+}} xmm2 = xmm1[1,1,3,3] | 
|  | ; SSE-NEXT:    addss %xmm3, %xmm2 | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; SSE-NEXT:    addss %xmm0, %xmm1 | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,0],xmm1[0,0] | 
|  | ; SSE-NEXT:    movaps %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test15: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm0[1,1,3,3] | 
|  | ; AVX-NEXT:    vmovshdup {{.*#+}} xmm3 = xmm1[1,1,3,3] | 
|  | ; AVX-NEXT:    vaddss %xmm3, %xmm2, %xmm2 | 
|  | ; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; AVX-NEXT:    vaddss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vmovsldup {{.*#+}} xmm1 = xmm2[0,0,2,2] | 
|  | ; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm1[0,1,2],xmm0[0] | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 1 | 
|  | %2 = extractelement <4 x float> %B, i32 1 | 
|  | %add = fadd float %1, %2 | 
|  | %3 = extractelement <4 x float> %A, i32 3 | 
|  | %4 = extractelement <4 x float> %B, i32 3 | 
|  | %add2 = fadd float %3, %4 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %add, i32 1 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add2, i32 3 | 
|  | ret <4 x float> %vecinsert2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @test16(<4 x float> %A, <4 x float> %B) { | 
|  | ; SSE-LABEL: test16: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    movss {{.*#+}} xmm3 = mem[0],zero,zero,zero | 
|  | ; SSE-NEXT:    movaps %xmm0, %xmm2 | 
|  | ; SSE-NEXT:    subss %xmm3, %xmm2 | 
|  | ; SSE-NEXT:    movaps %xmm0, %xmm4 | 
|  | ; SSE-NEXT:    movhlps {{.*#+}} xmm4 = xmm0[1],xmm4[1] | 
|  | ; SSE-NEXT:    movaps %xmm1, %xmm5 | 
|  | ; SSE-NEXT:    movhlps {{.*#+}} xmm5 = xmm1[1],xmm5[1] | 
|  | ; SSE-NEXT:    subss %xmm5, %xmm4 | 
|  | ; SSE-NEXT:    movshdup {{.*#+}} xmm5 = xmm0[1,1,3,3] | 
|  | ; SSE-NEXT:    addss %xmm3, %xmm5 | 
|  | ; SSE-NEXT:    unpcklps {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1] | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; SSE-NEXT:    addss %xmm0, %xmm1 | 
|  | ; SSE-NEXT:    unpcklps {{.*#+}} xmm4 = xmm4[0],xmm1[0],xmm4[1],xmm1[1] | 
|  | ; SSE-NEXT:    movlhps {{.*#+}} xmm2 = xmm2[0],xmm4[0] | 
|  | ; SSE-NEXT:    movaps %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test16: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vmovss {{.*#+}} xmm2 = mem[0],zero,zero,zero | 
|  | ; AVX-NEXT:    vsubss %xmm2, %xmm0, %xmm3 | 
|  | ; AVX-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm0[1,0] | 
|  | ; AVX-NEXT:    vpermilpd {{.*#+}} xmm5 = xmm1[1,0] | 
|  | ; AVX-NEXT:    vsubss %xmm5, %xmm4, %xmm4 | 
|  | ; AVX-NEXT:    vmovshdup {{.*#+}} xmm5 = xmm0[1,1,3,3] | 
|  | ; AVX-NEXT:    vaddss %xmm2, %xmm5, %xmm2 | 
|  | ; AVX-NEXT:    vinsertps {{.*#+}} xmm2 = xmm3[0],xmm2[0],xmm3[2,3] | 
|  | ; AVX-NEXT:    vinsertps {{.*#+}} xmm2 = xmm2[0,1],xmm4[0],xmm2[3] | 
|  | ; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; AVX-NEXT:    vaddss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm2[0,1,2],xmm0[0] | 
|  | ; AVX-NEXT:    retq | 
|  | %1 = extractelement <4 x float> %A, i32 0 | 
|  | %2 = extractelement <4 x float> %B, i32 0 | 
|  | %sub = fsub float %1, 42.0 | 
|  | %3 = extractelement <4 x float> %A, i32 2 | 
|  | %4 = extractelement <4 x float> %B, i32 2 | 
|  | %sub2 = fsub float %3, %4 | 
|  | %5 = extractelement <4 x float> %A, i32 1 | 
|  | %6 = extractelement <4 x float> %B, i32 1 | 
|  | %add = fadd float %5, 42.0 | 
|  | %7 = extractelement <4 x float> %A, i32 3 | 
|  | %8 = extractelement <4 x float> %B, i32 3 | 
|  | %add2 = fadd float %7, %8 | 
|  | %vecinsert1 = insertelement <4 x float> undef, float %add, i32 1 | 
|  | %vecinsert2 = insertelement <4 x float> %vecinsert1, float %add2, i32 3 | 
|  | %vecinsert3 = insertelement <4 x float> %vecinsert2, float %sub, i32 0 | 
|  | %vecinsert4 = insertelement <4 x float> %vecinsert3, float %sub2, i32 2 | 
|  | ret <4 x float> %vecinsert4 | 
|  | } | 
|  |  | 
|  | define <2 x float> @test_v2f32(<2 x float> %v0, <2 x float> %v1) { | 
|  | ; SSE-LABEL: test_v2f32: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm1, %xmm0 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test_v2f32: | 
|  | ; AVX:       # %bb.0: | 
|  | ; AVX-NEXT:    vaddsubps %xmm1, %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    retq | 
|  | %v2 = extractelement <2 x float> %v0, i32 0 | 
|  | %v3 = extractelement <2 x float> %v1, i32 0 | 
|  | %v4 = extractelement <2 x float> %v0, i32 1 | 
|  | %v5 = extractelement <2 x float> %v1, i32 1 | 
|  | %sub = fsub float %v2, %v3 | 
|  | %add = fadd float %v5, %v4 | 
|  | %res0 = insertelement <2 x float> undef, float %sub, i32 0 | 
|  | %res1 = insertelement <2 x float> %res0, float %add, i32 1 | 
|  | ret <2 x float> %res1 | 
|  | } | 
|  |  | 
|  | define <16 x float> @test17(<16 x float> %A, <16 x float> %B) { | 
|  | ; SSE-LABEL: test17: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubps %xmm4, %xmm0 | 
|  | ; SSE-NEXT:    addsubps %xmm5, %xmm1 | 
|  | ; SSE-NEXT:    movaps %xmm0, %xmm2 | 
|  | ; SSE-NEXT:    movaps %xmm1, %xmm3 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test17: | 
|  | ; AVX1:       # %bb.0: | 
|  | ; AVX1-NEXT:    vaddsubps %ymm2, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vmovaps %ymm0, %ymm1 | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX512-LABEL: test17: | 
|  | ; AVX512:       # %bb.0: | 
|  | ; AVX512-NEXT:    vsubss %xmm1, %xmm0, %xmm2 | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm3 = xmm0[1,0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm1[1,0] | 
|  | ; AVX512-NEXT:    vsubss %xmm4, %xmm3, %xmm3 | 
|  | ; AVX512-NEXT:    vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3] | 
|  | ; AVX512-NEXT:    vmovshdup {{.*#+}} xmm5 = xmm1[1,1,3,3] | 
|  | ; AVX512-NEXT:    vaddss %xmm5, %xmm4, %xmm4 | 
|  | ; AVX512-NEXT:    vinsertps {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[2,3] | 
|  | ; AVX512-NEXT:    vinsertps {{.*#+}} xmm2 = xmm2[0,1],xmm3[0],xmm2[3] | 
|  | ; AVX512-NEXT:    vpermilps {{.*#+}} xmm3 = xmm0[3,1,2,3] | 
|  | ; AVX512-NEXT:    vpermilps {{.*#+}} xmm4 = xmm1[3,1,2,3] | 
|  | ; AVX512-NEXT:    vaddss %xmm4, %xmm3, %xmm3 | 
|  | ; AVX512-NEXT:    vinsertps {{.*#+}} xmm2 = xmm2[0,1,2],xmm3[0] | 
|  | ; AVX512-NEXT:    vextractf128 $1, %ymm0, %xmm0 | 
|  | ; AVX512-NEXT:    vextractf128 $1, %ymm1, %xmm1 | 
|  | ; AVX512-NEXT:    vsubss %xmm1, %xmm0, %xmm3 | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm0[1,0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm5 = xmm1[1,0] | 
|  | ; AVX512-NEXT:    vsubss %xmm5, %xmm4, %xmm4 | 
|  | ; AVX512-NEXT:    vmovshdup {{.*#+}} xmm5 = xmm0[1,1,3,3] | 
|  | ; AVX512-NEXT:    vmovshdup {{.*#+}} xmm6 = xmm1[1,1,3,3] | 
|  | ; AVX512-NEXT:    vaddss %xmm6, %xmm5, %xmm5 | 
|  | ; AVX512-NEXT:    vinsertps {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[2,3] | 
|  | ; AVX512-NEXT:    vinsertps {{.*#+}} xmm3 = xmm3[0,1],xmm4[0],xmm3[3] | 
|  | ; AVX512-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3] | 
|  | ; AVX512-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[3,1,2,3] | 
|  | ; AVX512-NEXT:    vaddss %xmm1, %xmm0, %xmm0 | 
|  | ; AVX512-NEXT:    vinsertps {{.*#+}} xmm0 = xmm3[0,1,2],xmm0[0] | 
|  | ; AVX512-NEXT:    vinsertf128 $1, %xmm0, %ymm2, %ymm0 | 
|  | ; AVX512-NEXT:    vinsertf64x4 $1, %ymm0, %zmm0, %zmm0 | 
|  | ; AVX512-NEXT:    retq | 
|  | %1 = extractelement <16 x float> %A, i32 0 | 
|  | %2 = extractelement <16 x float> %B, i32 0 | 
|  | %sub = fsub float %1, %2 | 
|  | %3 = extractelement <16 x float> %A, i32 2 | 
|  | %4 = extractelement <16 x float> %B, i32 2 | 
|  | %sub2 = fsub float %3, %4 | 
|  | %5 = extractelement <16 x float> %A, i32 1 | 
|  | %6 = extractelement <16 x float> %B, i32 1 | 
|  | %add = fadd float %5, %6 | 
|  | %7 = extractelement <16 x float> %A, i32 3 | 
|  | %8 = extractelement <16 x float> %B, i32 3 | 
|  | %add2 = fadd float %7, %8 | 
|  | %9 = extractelement <16 x float> %A, i32 4 | 
|  | %10 = extractelement <16 x float> %B, i32 4 | 
|  | %sub3 = fsub float %9, %10 | 
|  | %11 = extractelement <16 x float> %A, i32 6 | 
|  | %12 = extractelement <16 x float> %B, i32 6 | 
|  | %sub4 = fsub float %11, %12 | 
|  | %13 = extractelement <16 x float> %A, i32 5 | 
|  | %14 = extractelement <16 x float> %B, i32 5 | 
|  | %add3 = fadd float %13, %14 | 
|  | %15 = extractelement <16 x float> %A, i32 7 | 
|  | %16 = extractelement <16 x float> %B, i32 7 | 
|  | %add4 = fadd float %15, %16 | 
|  | %17 = extractelement <16 x float> %A, i32 8 | 
|  | %18 = extractelement <16 x float> %B, i32 8 | 
|  | %sub5 = fsub float %1, %2 | 
|  | %19 = extractelement <16 x float> %A, i32 10 | 
|  | %20 = extractelement <16 x float> %B, i32 10 | 
|  | %sub6 = fsub float %3, %4 | 
|  | %21 = extractelement <16 x float> %A, i32 9 | 
|  | %22 = extractelement <16 x float> %B, i32 9 | 
|  | %add5 = fadd float %5, %6 | 
|  | %23 = extractelement <16 x float> %A, i32 11 | 
|  | %24 = extractelement <16 x float> %B, i32 11 | 
|  | %add6 = fadd float %7, %8 | 
|  | %25 = extractelement <16 x float> %A, i32 12 | 
|  | %26 = extractelement <16 x float> %B, i32 12 | 
|  | %sub7 = fsub float %9, %10 | 
|  | %27 = extractelement <16 x float> %A, i32 14 | 
|  | %28 = extractelement <16 x float> %B, i32 14 | 
|  | %sub8 = fsub float %11, %12 | 
|  | %29 = extractelement <16 x float> %A, i32 13 | 
|  | %30 = extractelement <16 x float> %B, i32 13 | 
|  | %add7 = fadd float %13, %14 | 
|  | %31 = extractelement <16 x float> %A, i32 15 | 
|  | %32 = extractelement <16 x float> %B, i32 15 | 
|  | %add8 = fadd float %15, %16 | 
|  | %vecinsert1 = insertelement <16 x float> undef, float %add, i32 1 | 
|  | %vecinsert2 = insertelement <16 x float> %vecinsert1, float %add2, i32 3 | 
|  | %vecinsert3 = insertelement <16 x float> %vecinsert2, float %sub, i32 0 | 
|  | %vecinsert4 = insertelement <16 x float> %vecinsert3, float %sub2, i32 2 | 
|  | %vecinsert5 = insertelement <16 x float> %vecinsert4, float %add3, i32 5 | 
|  | %vecinsert6 = insertelement <16 x float> %vecinsert5, float %add4, i32 7 | 
|  | %vecinsert7 = insertelement <16 x float> %vecinsert6, float %sub3, i32 4 | 
|  | %vecinsert8 = insertelement <16 x float> %vecinsert7, float %sub4, i32 6 | 
|  | %vecinsert9 = insertelement <16 x float> %vecinsert8, float %add5, i32 9 | 
|  | %vecinsert10 = insertelement <16 x float> %vecinsert9, float %add6, i32 11 | 
|  | %vecinsert11 = insertelement <16 x float> %vecinsert10, float %sub5, i32 8 | 
|  | %vecinsert12 = insertelement <16 x float> %vecinsert11, float %sub6, i32 10 | 
|  | %vecinsert13 = insertelement <16 x float> %vecinsert12, float %add7, i32 13 | 
|  | %vecinsert14 = insertelement <16 x float> %vecinsert13, float %add8, i32 15 | 
|  | %vecinsert15 = insertelement <16 x float> %vecinsert14, float %sub7, i32 12 | 
|  | %vecinsert16 = insertelement <16 x float> %vecinsert15, float %sub8, i32 14 | 
|  | ret <16 x float> %vecinsert16 | 
|  | } | 
|  |  | 
|  | define <8 x double> @test18(<8 x double> %A, <8 x double> %B) { | 
|  | ; SSE-LABEL: test18: | 
|  | ; SSE:       # %bb.0: | 
|  | ; SSE-NEXT:    addsubpd %xmm4, %xmm0 | 
|  | ; SSE-NEXT:    addsubpd %xmm5, %xmm1 | 
|  | ; SSE-NEXT:    addsubpd %xmm6, %xmm2 | 
|  | ; SSE-NEXT:    addsubpd %xmm7, %xmm3 | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test18: | 
|  | ; AVX1:       # %bb.0: | 
|  | ; AVX1-NEXT:    vaddsubpd %ymm2, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vaddsubpd %ymm3, %ymm1, %ymm1 | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX512-LABEL: test18: | 
|  | ; AVX512:       # %bb.0: | 
|  | ; AVX512-NEXT:    vsubsd %xmm1, %xmm0, %xmm2 | 
|  | ; AVX512-NEXT:    vextractf128 $1, %ymm0, %xmm3 | 
|  | ; AVX512-NEXT:    vextractf128 $1, %ymm1, %xmm4 | 
|  | ; AVX512-NEXT:    vsubsd %xmm4, %xmm3, %xmm5 | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm6 = xmm0[1,0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm7 = xmm1[1,0] | 
|  | ; AVX512-NEXT:    vaddsd %xmm7, %xmm6, %xmm6 | 
|  | ; AVX512-NEXT:    vunpcklpd {{.*#+}} xmm2 = xmm2[0],xmm6[0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm3 = xmm3[1,0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm4[1,0] | 
|  | ; AVX512-NEXT:    vaddsd %xmm4, %xmm3, %xmm3 | 
|  | ; AVX512-NEXT:    vunpcklpd {{.*#+}} xmm3 = xmm5[0],xmm3[0] | 
|  | ; AVX512-NEXT:    vextractf32x4 $2, %zmm0, %xmm4 | 
|  | ; AVX512-NEXT:    vextractf32x4 $2, %zmm1, %xmm5 | 
|  | ; AVX512-NEXT:    vsubsd %xmm5, %xmm4, %xmm6 | 
|  | ; AVX512-NEXT:    vextractf32x4 $3, %zmm0, %xmm0 | 
|  | ; AVX512-NEXT:    vextractf32x4 $3, %zmm1, %xmm1 | 
|  | ; AVX512-NEXT:    vsubsd %xmm1, %xmm0, %xmm7 | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm4[1,0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm5 = xmm5[1,0] | 
|  | ; AVX512-NEXT:    vaddsd %xmm5, %xmm4, %xmm4 | 
|  | ; AVX512-NEXT:    vunpcklpd {{.*#+}} xmm4 = xmm6[0],xmm4[0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm0[1,0] | 
|  | ; AVX512-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm1[1,0] | 
|  | ; AVX512-NEXT:    vaddsd %xmm1, %xmm0, %xmm0 | 
|  | ; AVX512-NEXT:    vunpcklpd {{.*#+}} xmm0 = xmm7[0],xmm0[0] | 
|  | ; AVX512-NEXT:    vinsertf128 $1, %xmm0, %ymm4, %ymm0 | 
|  | ; AVX512-NEXT:    vinsertf128 $1, %xmm3, %ymm2, %ymm1 | 
|  | ; AVX512-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0 | 
|  | ; AVX512-NEXT:    retq | 
|  | %1 = extractelement <8 x double> %A, i32 0 | 
|  | %2 = extractelement <8 x double> %B, i32 0 | 
|  | %sub = fsub double %1, %2 | 
|  | %3 = extractelement <8 x double> %A, i32 2 | 
|  | %4 = extractelement <8 x double> %B, i32 2 | 
|  | %sub2 = fsub double %3, %4 | 
|  | %5 = extractelement <8 x double> %A, i32 1 | 
|  | %6 = extractelement <8 x double> %B, i32 1 | 
|  | %add = fadd double %5, %6 | 
|  | %7 = extractelement <8 x double> %A, i32 3 | 
|  | %8 = extractelement <8 x double> %B, i32 3 | 
|  | %add2 = fadd double %7, %8 | 
|  | %9 = extractelement <8 x double> %A, i32 4 | 
|  | %10 = extractelement <8 x double> %B, i32 4 | 
|  | %sub3 = fsub double %9, %10 | 
|  | %11 = extractelement <8 x double> %A, i32 6 | 
|  | %12 = extractelement <8 x double> %B, i32 6 | 
|  | %sub4 = fsub double %11, %12 | 
|  | %13 = extractelement <8 x double> %A, i32 5 | 
|  | %14 = extractelement <8 x double> %B, i32 5 | 
|  | %add3 = fadd double %13, %14 | 
|  | %15 = extractelement <8 x double> %A, i32 7 | 
|  | %16 = extractelement <8 x double> %B, i32 7 | 
|  | %add4 = fadd double %15, %16 | 
|  | %vecinsert1 = insertelement <8 x double> undef, double %add, i32 1 | 
|  | %vecinsert2 = insertelement <8 x double> %vecinsert1, double %add2, i32 3 | 
|  | %vecinsert3 = insertelement <8 x double> %vecinsert2, double %sub, i32 0 | 
|  | %vecinsert4 = insertelement <8 x double> %vecinsert3, double %sub2, i32 2 | 
|  | %vecinsert5 = insertelement <8 x double> %vecinsert4, double %add3, i32 5 | 
|  | %vecinsert6 = insertelement <8 x double> %vecinsert5, double %add4, i32 7 | 
|  | %vecinsert7 = insertelement <8 x double> %vecinsert6, double %sub3, i32 4 | 
|  | %vecinsert8 = insertelement <8 x double> %vecinsert7, double %sub4, i32 6 | 
|  | ret <8 x double> %vecinsert8 | 
|  | } |