target-ppc: fix mbar opcode

Signed-off-by: NNathan Froyd <froydnj@codesourcery.com>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6027 c046a42c-6fe2-441c-8c8c-71466251a162

target-ppc/translate.c

@@ -6049,7 +6049,7 @@ GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC)
 }
 
 /* mbar replaces eieio on 440 */
-GEN_HANDLER(mbar, 0x1F, 0x16, 0x13, 0x001FF801, PPC_BOOKE)
+GEN_HANDLER(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, PPC_BOOKE)
 {
     /* interpreted as no-op */
 }