From: Julian Seward <jseward@acm.org>
Date: Fri, 9 May 2008 09:34:06 +0000 (+0000)
Subject: Allow pushfw and popfw.  Fixes #157748.
X-Git-Tag: svn/VALGRIND_3_4_1^2~32
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6b1f58478f2059bcc19db6f16a5d245924861b9b;p=thirdparty%2Fvalgrind.git

Allow pushfw and popfw.  Fixes #157748.


git-svn-id: svn://svn.valgrind.org/vex/trunk@1835
---

diff --git a/VEX/priv/guest-x86/toIR.c b/VEX/priv/guest-x86/toIR.c
index 1a3b65bed0..c2dee8da3d 100644
--- a/VEX/priv/guest-x86/toIR.c
+++ b/VEX/priv/guest-x86/toIR.c
@@ -12959,8 +12959,6 @@ DisResult disInstr_X86_WRK (
 
    case 0x9D: /* POPF */
       vassert(sz == 2 || sz == 4);
-      if (sz != 4) goto decode_failure;
-      vassert(sz == 4); // until we know a sz==2 test case exists
       t1 = newTemp(Ity_I32); t2 = newTemp(Ity_I32);
       assign(t2, getIReg(4, R_ESP));
       assign(t1, widenUto32(loadLE(szToITy(sz),mkexpr(t2))));
@@ -13087,8 +13085,6 @@ DisResult disInstr_X86_WRK (
 
    case 0x9C: /* PUSHF */ {
       vassert(sz == 2 || sz == 4);
-      if (sz != 4) goto decode_failure;
-      vassert(sz == 4);  // wait for sz==2 test case
 
       t1 = newTemp(Ity_I32);
       assign( t1, binop(Iop_Sub32,getIReg(4,R_ESP),mkU32(sz)) );