1 ; RUN: llvm-as < %s | opt -instcombine -disable-output &&
2 ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep vector_shuffle
8 define %T @test1(%T %v1) {
9 %v2 = shufflevector %T %v1, %T undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
13 define %T @test2(%T %v1) {
14 %v2 = shufflevector %T %v1, %T %v1, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
18 define float @test3(%T %A, %T %B, float %f) {
19 %C = insertelement %T %A, float %f, i32 0
20 %D = shufflevector %T %C, %T %B, <4 x i32> <i32 5, i32 0, i32 2, i32 7>
21 %E = extractelement %T %D, i32 1
25 define i32 @test4(<4 x i32> %X) {
26 %tmp152.i53899.i = shufflevector <4 x i32> %X, <4 x i32> undef, <4 x i32> zeroinitializer
27 %tmp34 = extractelement <4 x i32> %tmp152.i53899.i, i32 0
31 define i32 @test5(<4 x i32> %X) {
32 %tmp152.i53899.i = shufflevector <4 x i32> %X, <4 x i32> undef, <4 x i32> <i32 3, i32 2, i32 undef, i32 undef>
33 %tmp34 = extractelement <4 x i32> %tmp152.i53899.i, i32 0
37 define float @test6(<4 x float> %X) {
38 %X1 = bitcast <4 x float> %X to <4 x i32>
39 %tmp152.i53899.i = shufflevector <4 x i32> %X1, <4 x i32> undef, <4 x i32> zeroinitializer
40 %tmp152.i53900.i = bitcast <4 x i32> %tmp152.i53899.i to <4 x float>
41 %tmp34 = extractelement <4 x float> %tmp152.i53900.i, i32 0
45 define <4 x float> @test7(<4 x float> %tmp45.i) {
46 %tmp1642.i = shufflevector <4 x float> %tmp45.i, <4 x float> undef, <4 x i32> < i32 0, i32 1, i32 6, i32 7 >
47 ret <4 x float> %tmp1642.i