AVX-512: Handled extractelement from mask vector;

[oota-llvm.git] / test / CodeGen / X86 / avx512-shuffle.ll

diff --git a/test/CodeGen/X86/avx512-shuffle.ll b/test/CodeGen/X86/avx512-shuffle.ll
index f9186b643f79d8cb507d33dd4894e7eb8d70c0e8..c9e0c2b992d91edd6202c5c19c755a53ec386428 100644 (file)
--- a/test/CodeGen/X86/avx512-shuffle.ll
+++ b/test/CodeGen/X86/avx512-shuffle.ll
@@ -215,4 +215,12 @@ define <16 x i32> @test24(<16 x i32> %a, <16 x i32> %b) nounwind {
 define <16 x i32> @test25(<16 x i32> %a, <16 x i32> %b) nounwind {
   %c = shufflevector <16 x i32> %a, <16 x i32> %b, <16 x i32> <i32 0, i32 1, i32 19, i32 undef, i32 4, i32 5, i32 23, i32 undef, i32 8, i32 9, i32 27, i32 undef, i32 12, i32 13, i32 undef, i32 undef>
   ret <16 x i32> %c
+}
+
+; CHECK-LABEL: @test26
+; CHECK: vmovshdup
+; CHECK: ret
+define <16 x i32> @test26(<16 x i32> %a) nounwind {
+  %c = shufflevector <16 x i32> %a, <16 x i32> undef, <16 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 undef, i32 9, i32 9, i32 undef, i32 11, i32 13, i32 undef, i32 undef, i32 undef>
+  ret <16 x i32> %c
 }
\ No newline at end of file