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| author | Sanjay Patel <spatel@rotateright.com> | 2017-08-27 17:15:49 +0000 |
|---|---|---|
| committer | Sanjay Patel <spatel@rotateright.com> | 2017-08-27 17:15:49 +0000 |
| commit | 4e4ba615b25372eb56d7fa76bf88dc16d9d34a98 (patch) | |
| tree | fa4b57e16c35a850cc4bd69fdb90941cacf3438b /llvm | |
| parent | 5f5b29dd22bf13262bf2119743fc46bba00e4f53 (diff) | |
| download | bcm5719-llvm-4e4ba615b25372eb56d7fa76bf88dc16d9d34a98.tar.gz bcm5719-llvm-4e4ba615b25372eb56d7fa76bf88dc16d9d34a98.zip | |
[x86] add haddps test for PR34111; NFC
llvm-svn: 311852
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/test/CodeGen/X86/haddsub.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/haddsub.ll b/llvm/test/CodeGen/X86/haddsub.ll index 8e28433d2ac..b63d97df52a 100644 --- a/llvm/test/CodeGen/X86/haddsub.ll +++ b/llvm/test/CodeGen/X86/haddsub.ll @@ -397,3 +397,28 @@ define <2 x float> @haddps_v2f32(<4 x float> %v0) { %res1 = insertelement <2 x float> %res0, float %op1, i32 1 ret <2 x float> %res1 } + +define <4 x float> @PR34111(<4 x float> %a) { +; SSE3-LABEL: PR34111: +; SSE3: # BB#0: +; SSE3-NEXT: movaps %xmm0, %xmm1 +; SSE3-NEXT: shufps {{.*#+}} xmm1 = xmm1[0,2,2,3] +; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,3,2,3] +; SSE3-NEXT: addps %xmm1, %xmm0 +; SSE3-NEXT: movddup {{.*#+}} xmm0 = xmm0[0,0] +; SSE3-NEXT: retq +; +; AVX-LABEL: PR34111: +; AVX: # BB#0: +; AVX-NEXT: vpermilps {{.*#+}} xmm1 = xmm0[0,2,2,3] +; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[1,3,2,3] +; AVX-NEXT: vaddps %xmm0, %xmm1, %xmm0 +; AVX-NEXT: vmovddup {{.*#+}} xmm0 = xmm0[0,0] +; AVX-NEXT: retq + %a02 = shufflevector <4 x float> %a, <4 x float> undef, <2 x i32> <i32 0, i32 2> + %a13 = shufflevector <4 x float> %a, <4 x float> undef, <2 x i32> <i32 1, i32 3> + %add = fadd <2 x float> %a02, %a13 + %hadd = shufflevector <2 x float> %add, <2 x float> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 1> + ret <4 x float> %hadd +} + |
