[X86][SSE] Avoid assert for broadcast(horiz-op()) cases for non-f64 cases.

Based on fuzz test from @craig.topper

llvm-svn: 363251

1 files changed, 25 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/X86/haddsub-shuf.ll b/llvm/test/CodeGen/X86/haddsub-shuf.ll
index b5b7cfde8ae..0787269072b 100644
--- a/llvm/test/CodeGen/X86/haddsub-shuf.ll
+++ b/llvm/test/CodeGen/X86/haddsub-shuf.ll
@@ -700,3 +700,28 @@ define <16 x i16> @hsub_v16i16b(<16 x i16> %a) {
   %shuf = shufflevector <16 x i16> %hop, <16 x i16> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 8, i32 9, i32 10, i32 11, i32 8, i32 9, i32 10, i32 11>
   ret <16 x i16> %shuf
 }
+
+define <4 x float> @broadcast_haddps_v4f32(<4 x float> %a0) {
+; SSSE3-LABEL: broadcast_haddps_v4f32:
+; SSSE3:       # %bb.0:
+; SSSE3-NEXT:    haddps %xmm0, %xmm0
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; SSSE3-NEXT:    retq
+;
+; AVX1-LABEL: broadcast_haddps_v4f32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vhaddps %xmm0, %xmm0, %xmm0
+; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: broadcast_haddps_v4f32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vhaddps %xmm0, %xmm0, %xmm0
+; AVX2-NEXT:    vbroadcastss %xmm0, %xmm0
+; AVX2-NEXT:    retq
+  %1 = tail call <4 x float> @llvm.x86.sse3.hadd.ps(<4 x float> %a0, <4 x float> %a0)
+  %2 = shufflevector <4 x float> %1, <4 x float> undef, <4 x i32> zeroinitializer
+  ret <4 x float> %2
+}
+
+declare <4 x float> @llvm.x86.sse3.hadd.ps(<4 x float>, <4 x float>)