[AVX512] Bring back vector-shuffle lowering support through broadcasts

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

diff --git a/test/CodeGen/X86/avx512-select.ll b/test/CodeGen/X86/avx512-select.ll
index 83f46984781fa8598f794f200f8a15c3767e68ab..e222113a7063b68373ac959ca0f78225221a5274 100644 (file)
--- a/test/CodeGen/X86/avx512-select.ll
+++ b/test/CodeGen/X86/avx512-select.ll
@@ -39,3 +39,12 @@ define double @select03(double %a, double %b, double %c, double %eps) {
   %cond = select i1 %cmp, double %c, double %b
   ret double %cond
 }
+
+; CHECK-LABEL: @select04
+; CHECK: vmovaps %zmm3, %zmm1
+; CHECK-NEXT: ret
+; PR20677
+define <16 x double> @select04(<16 x double> %a, <16 x double> %b) {
+  %sel = select <16 x i1> <i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false>, <16 x double> %a, <16 x double> %b
+  ret <16 x double> %sel
+}