From 03b7860359a9bdff793419367563974db335e45e Mon Sep 17 00:00:00 2001
From: Grond <grond@grondhaus.net>
Date: Mon, 22 Jun 2026 13:03:32 -0700
Subject: Check all of the appropriate bits when parsing op1 for CDP2/MCR2/MRC2

---
 CHANGELOG | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'CHANGELOG')

diff --git a/CHANGELOG b/CHANGELOG
index 2daae7f..02c60e5 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -14,6 +14,8 @@ several fixes from @Grond66:
   decoder is operating in thumb mode.
 * ARMv7: fix incorrect handling of registers lsr or asr by an immediate 32.
   yaxpeax-arm incorrectly reported a shift of 0, but should have reported 32.
+* ARMv7: reject unconditional instructions with op1=1111xxxx. these were
+  decoded as CDP, MCR, or MRC when the bit pattern is actually undefined.
 
 thank you for the patches!
 
-- 
cgit v1.1