From 54f27a1767ea15a6cf4cdc785dfe7fa3d6f673db Mon Sep 17 00:00:00 2001
From: Deepak Rajendrakumaran <deepak.rajendrakumaran@intel.com>
Date: Thu, 6 Apr 2023 10:29:10 -0700
Subject: [PATCH] Fixing k reg display on x86.

---
 src/coreclr/jit/emitxarch.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/coreclr/jit/emitxarch.cpp b/src/coreclr/jit/emitxarch.cpp
index e845f6bb1bb30a..05d0cadb07daf1 100644
--- a/src/coreclr/jit/emitxarch.cpp
+++ b/src/coreclr/jit/emitxarch.cpp
@@ -9783,6 +9783,10 @@ const char* emitter::emitRegName(regNumber reg, emitAttr attr, bool varName)
 #endif // TARGET_AMD64
 
 #ifdef TARGET_X86
+    if (isMaskReg(reg))
+    {
+        return rn;
+    }
     assert(strlen(rn) >= 3);
 
     switch (EA_SIZE(attr))