diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/vector-shuffle-combining.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/vector-shuffle-combining.ll | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/vector-shuffle-combining.ll b/llvm/test/CodeGen/X86/vector-shuffle-combining.ll index a65d830351e..e04c5321fa2 100644 --- a/llvm/test/CodeGen/X86/vector-shuffle-combining.ll +++ b/llvm/test/CodeGen/X86/vector-shuffle-combining.ll @@ -2899,3 +2899,37 @@ entry: %s2 = shufflevector <8 x float> %s1, <8 x float> undef, <8 x i32> <i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2> ret <8 x float> %s2 } + +define <4 x float> @PR30264(<4 x float> %x) { +; SSE2-LABEL: PR30264: +; SSE2: # BB#0: +; SSE2-NEXT: xorps %xmm1, %xmm1 +; SSE2-NEXT: shufps {{.*#+}} xmm1 = xmm1[1,0],xmm0[0,0] +; SSE2-NEXT: shufps {{.*#+}} xmm1 = xmm1[2,0],mem[2,3] +; SSE2-NEXT: movaps %xmm1, %xmm0 +; SSE2-NEXT: retq +; +; SSSE3-LABEL: PR30264: +; SSSE3: # BB#0: +; SSSE3-NEXT: xorps %xmm1, %xmm1 +; SSSE3-NEXT: shufps {{.*#+}} xmm1 = xmm1[1,0],xmm0[0,0] +; SSSE3-NEXT: shufps {{.*#+}} xmm1 = xmm1[2,0],mem[2,3] +; SSSE3-NEXT: movaps %xmm1, %xmm0 +; SSSE3-NEXT: retq +; +; SSE41-LABEL: PR30264: +; SSE41: # BB#0: +; SSE41-NEXT: movaps {{.*#+}} xmm1 = <u,u,4,1> +; SSE41-NEXT: insertps {{.*#+}} xmm1 = xmm0[0],zero,xmm1[2,3] +; SSE41-NEXT: movaps %xmm1, %xmm0 +; SSE41-NEXT: retq +; +; AVX-LABEL: PR30264: +; AVX: # BB#0: +; AVX-NEXT: vmovaps {{.*#+}} xmm1 = <u,u,4,1> +; AVX-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0],zero,xmm1[2,3] +; AVX-NEXT: retq + %shuf1 = shufflevector <4 x float> %x, <4 x float> <float undef, float 0.0, float undef, float undef>, <4 x i32> <i32 0, i32 5, i32 undef, i32 undef> + %shuf2 = shufflevector <4 x float> %shuf1, <4 x float> <float undef, float undef, float 4.0, float 1.0>, <4 x i32> <i32 0, i32 1, i32 6, i32 7> + ret <4 x float> %shuf2 +} |
