From c5fae517748420efd346149641ed69f53747ee16 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Sun, 9 Aug 2009 01:01:41 -0700
Subject: X86: Implement the CMPXCHG8B/CMPXCHG16B instruction.

---
 src/arch/x86/isa/decoder/locked_opcodes.isa | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/arch/x86/isa/decoder/locked_opcodes.isa')

diff --git a/src/arch/x86/isa/decoder/locked_opcodes.isa b/src/arch/x86/isa/decoder/locked_opcodes.isa
index f38f2abb8..14d5e58a3 100644
--- a/src/arch/x86/isa/decoder/locked_opcodes.isa
+++ b/src/arch/x86/isa/decoder/locked_opcodes.isa
@@ -160,7 +160,8 @@
                         0x1: XADD_LOCKED(Mv,Gv);
                         //0x7: group9();
                         0x7: decode MODRM_REG {
-                            0x1: WarnUnimpl::cmpxchg_Mq_LOCKED();
+                            //Also CMPXCHG16B
+                            0x1: CMPXCHG8B_LOCKED(Mdp);
                         }
                     }
                 }
-- 
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