Fix a broadcast related regression on the vector shuffle lowering.

[oota-llvm.git] / test / CodeGen / X86 / pmovext.ll

diff --git a/test/CodeGen/X86/pmovext.ll b/test/CodeGen/X86/pmovext.ll
index b85b4c39ea8eeacf26b5d866f7bbc7a85cb9b4ef..f0e468f53cb333cc6467abf1dea1deeeb0b0e8b4 100644 (file)
--- a/test/CodeGen/X86/pmovext.ll
+++ b/test/CodeGen/X86/pmovext.ll
@@ -18,5 +18,28 @@ define void @intrin_pmov(i16* noalias %dest, i8* noalias %src) nounwind uwtable
 }
 
 declare <8 x i16> @llvm.x86.sse41.pmovzxbw(<16 x i8>) nounwind readnone
-
 declare void @llvm.x86.sse2.storeu.dq(i8*, <16 x i8>) nounwind
+
+; rdar://15245794
+
+define <4 x i32> @foo0(double %v.coerce) nounwind ssp {
+; CHECK-LABEL: foo0
+; CHECK: pmovzxwd %xmm0, %xmm0
+; CHECK-NEXT: ret
+  %tmp = bitcast double %v.coerce to <4 x i16>
+  %tmp1 = shufflevector <4 x i16> %tmp, <4 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
+  %tmp2 = tail call <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16> %tmp1) nounwind
+  ret <4 x i32> %tmp2
+}
+
+define <8 x i16> @foo1(double %v.coerce) nounwind ssp {
+; CHECK-LABEL: foo1
+; CHECK: pmovzxbw %xmm0, %xmm0
+; CHECK-NEXT: ret
+  %tmp = bitcast double %v.coerce to <8 x i8>
+  %tmp1 = shufflevector <8 x i8> %tmp, <8 x i8> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
+  %tmp2 = tail call <8 x i16> @llvm.x86.sse41.pmovzxbw(<16 x i8> %tmp1)
+  ret <8 x i16> %tmp2
+}
+
+declare <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16>) nounwind readnone