diff --git a/unittests/ASM/TwoByte/0F_D7.asm b/unittests/ASM/TwoByte/0F_D7.asm
new file mode 100644
index 000000000..3fcbea042
--- /dev/null
+++ b/unittests/ASM/TwoByte/0F_D7.asm
@@ -0,0 +1,38 @@
+%ifdef CONFIG
+{
+  "RegData": {
+    "RAX": "0xFF",
+    "RBX": "0x00",
+    "RCX": "0x00",
+    "RDX": "0xF0"
+  }
+}
+%endif
+
+mov rdx, 0xe0000000
+
+mov rax, 0x8080808080808080
+mov [rdx + 8 * 0], rax
+mov rax, 0x0000000000000000
+mov [rdx + 8 * 1], rax
+mov rax, 0x7070707070707070
+mov [rdx + 8 * 2], rax
+mov rax, 0x8080808000000000
+mov [rdx + 8 * 3], rax
+
+movq mm0, [rdx + 8 * 0]
+movq mm1, [rdx + 8 * 1]
+movq mm2, [rdx + 8 * 2]
+movq mm3, [rdx + 8 * 3]
+
+mov rax, -1
+mov rbx, -1
+mov rcx, -1
+mov rdx, -1
+
+pmovmskb eax, mm0
+pmovmskb ebx, mm1
+pmovmskb ecx, mm2
+pmovmskb edx, mm3
+
+hlt