From f523478b3c6f5f29f600368afb1b84c9f5a41eba Mon Sep 17 00:00:00 2001
From: iximeow <me@iximeow.net>
Date: Sun, 9 Aug 2020 19:47:08 -0700
Subject: reject instructions made invalid by lock prefixes

---
 test/protected_mode/mod.rs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'test/protected_mode')

diff --git a/test/protected_mode/mod.rs b/test/protected_mode/mod.rs
index 185e98d..bf9315c 100644
--- a/test/protected_mode/mod.rs
+++ b/test/protected_mode/mod.rs
@@ -970,6 +970,9 @@ fn test_prefixes() {
     test_display(&[0x66, 0x31, 0xc0], "xor ax, ax");
     test_display(&[0x66, 0x32, 0xc0], "xor al, al");
     test_display(&[0x66, 0x32, 0xc5], "xor al, ch");
+    test_invalid(&[0xf0, 0x33, 0xc0]);
+    test_display(&[0xf0, 0x31, 0x00], "lock xor [eax], eax");
+    test_invalid(&[0xf0, 0xc7, 0x00, 0x00, 0x00, 0x00]);
 }
 
 #[test]
-- 
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