1 files changed, 38 insertions, 0 deletions
diff --git a/test/CodeGen/X86/avx512dq-mask-op.ll b/test/CodeGen/X86/avx512dq-mask-op.ll
new file mode 100644
index 0000000..32a2633
--- /dev/null
+++ b/test/CodeGen/X86/avx512dq-mask-op.ll
@@ -0,0 +1,38 @@
+; RUN: llc < %s -march=x86-64 -mtriple=x86_64-apple-darwin -mcpu=skx | FileCheck %s
+
+define i8 @mask8(i8 %x) {
+  %m0 = bitcast i8 %x to <8 x i1>
+  %m1 = xor <8 x i1> %m0, <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>
+  %ret = bitcast <8 x i1> %m1 to i8
+  ret i8 %ret
+; CHECK: mask8
+; CHECK: knotb
+; CHECK: ret
+}
+
+define void @mask8_mem(i8* %ptr) {
+  %x = load i8* %ptr, align 4
+  %m0 = bitcast i8 %x to <8 x i1>
+  %m1 = xor <8 x i1> %m0, <i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1, i1 -1>
+  %ret = bitcast <8 x i1> %m1 to i8
+  store i8 %ret, i8* %ptr, align 4
+  ret void
+; CHECK-LABEL: mask8_mem
+; CHECK: kmovb ([[ARG1:%rdi|%rcx]]), %k{{[0-7]}}
+; CHECK-NEXT: knotb
+; CHECK-NEXT: kmovb %k{{[0-7]}}, ([[ARG1]])
+; CHECK: ret
+}
+
+define i8 @mand8(i8 %x, i8 %y) {
+  %ma = bitcast i8 %x to <8 x i1>
+  %mb = bitcast i8 %y to <8 x i1>
+  %mc = and <8 x i1> %ma, %mb
+  %md = xor <8 x i1> %ma, %mb
+  %me = or <8 x i1> %mc, %md
+  %ret = bitcast <8 x i1> %me to i8
+; CHECK: kandb
+; CHECK: kxorb
+; CHECK: korb
+  ret i8 %ret
+}