diff options
Diffstat (limited to 'test/Transforms/InstCombine/vec_shuffle.ll')
-rw-r--r-- | test/Transforms/InstCombine/vec_shuffle.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/vec_shuffle.ll b/test/Transforms/InstCombine/vec_shuffle.ll index 8f78c2e..4b7a049 100644 --- a/test/Transforms/InstCombine/vec_shuffle.ll +++ b/test/Transforms/InstCombine/vec_shuffle.ll @@ -153,3 +153,24 @@ define <8 x i8> @test12a(<8 x i8> %tmp6, <8 x i8> %tmp2) nounwind { ret <8 x i8> %tmp3 } +define <2 x i8> @test13a(i8 %x1, i8 %x2) { +; CHECK: @test13a +; CHECK-NEXT: insertelement {{.*}} undef, i8 %x1, i32 1 +; CHECK-NEXT: insertelement {{.*}} i8 %x2, i32 0 +; CHECK-NEXT: add {{.*}} <i8 7, i8 5> +; CHECK-NEXT: ret + %A = insertelement <2 x i8> undef, i8 %x1, i32 0 + %B = insertelement <2 x i8> %A, i8 %x2, i32 1 + %C = add <2 x i8> %B, <i8 5, i8 7> + %D = shufflevector <2 x i8> %C, <2 x i8> undef, <2 x i32> <i32 1, i32 0> + ret <2 x i8> %D +} + +define <2 x i8> @test13b(i8 %x) { +; CHECK: @test13b +; CHECK-NEXT: insertelement <2 x i8> undef, i8 %x, i32 1 +; CHECK-NEXT: ret + %A = insertelement <2 x i8> undef, i8 %x, i32 0 + %B = shufflevector <2 x i8> %A, <2 x i8> undef, <2 x i32> <i32 undef, i32 0> + ret <2 x i8> %B +} |