* [Qemu-devel] [4687] undocumented 0x82 opcode is invalid in 64 bit code
@ 2008-06-06 12:54 Fabrice Bellard
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From: Fabrice Bellard @ 2008-06-06 12:54 UTC (permalink / raw)
To: qemu-devel
Revision: 4687
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4687
Author: bellard
Date: 2008-06-06 12:54:30 +0000 (Fri, 06 Jun 2008)
Log Message:
-----------
undocumented 0x82 opcode is invalid in 64 bit code
Modified Paths:
--------------
trunk/target-i386/translate.c
Modified: trunk/target-i386/translate.c
===================================================================
--- trunk/target-i386/translate.c 2008-06-06 12:08:46 UTC (rev 4686)
+++ trunk/target-i386/translate.c 2008-06-06 12:54:30 UTC (rev 4687)
@@ -3788,9 +3788,11 @@
}
break;
+ case 0x82:
+ if (CODE64(s))
+ goto illegal_op;
case 0x80: /* GRP1 */
case 0x81:
- case 0x82:
case 0x83:
{
int val;
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2008-06-06 12:54 [Qemu-devel] [4687] undocumented 0x82 opcode is invalid in 64 bit code Fabrice Bellard
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