From: Julian Seward <jseward@acm.org>
Date: Tue, 28 Sep 2010 14:57:03 +0000 (+0000)
Subject: Support CMPXCHG reg, reg on amd64.  (Vince Weaver, vince@csl.cornell.edu).
X-Git-Tag: svn/VALGRIND_3_6_1^2~34
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b726b9ea3102b93206754aded1a15acee092c23;p=thirdparty%2Fvalgrind.git

Support CMPXCHG reg, reg on amd64.  (Vince Weaver, vince@csl.cornell.edu).
Fixes #246311.


git-svn-id: svn://svn.valgrind.org/vex/trunk@2048
---

diff --git a/VEX/priv/guest_amd64_toIR.c b/VEX/priv/guest_amd64_toIR.c
index 902ba8a219..bdd56cf79a 100644
--- a/VEX/priv/guest_amd64_toIR.c
+++ b/VEX/priv/guest_amd64_toIR.c
@@ -7725,9 +7725,6 @@ ULong dis_cmpxchg_G_E ( /*OUT*/Bool* ok,
 
    if (epartIsReg(rm)) {
       /* case 1 */
-      *ok = False;
-      return delta0;
-      /* awaiting test case */
       assign( dest, getIRegE(size, pfx, rm) );
       delta0++;
       assign( src, getIRegG(size, pfx, rm) );