1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/test/MC/X86/X86_64-pku.s b/llvm/test/MC/X86/X86_64-pku.s
new file mode 100644
index 00000000000..5cb669d5d8f
--- /dev/null
+++ b/llvm/test/MC/X86/X86_64-pku.s
@@ -0,0 +1,8 @@
+// RUN: llvm-mc -triple x86_64-unknown-unknown -mattr=+pku --show-encoding < %s | FileCheck %s
+// CHECK: rdpkru
+// CHECK: encoding: [0x0f,0x01,0xee]
+   rdpkru
+
+// CHECK: wrpkru
+// CHECK: encoding: [0x0f,0x01,0xef]
+   wrpkru 
+\ No newline at end of file