Fix monitor disasm output for Sparc64 target

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2646 c046a42c-6fe2-441c-8c8c-71466251a162

disas.c

@@ -384,6 +384,9 @@ void monitor_disas(CPUState *env,
     print_insn = print_insn_arm;
 #elif defined(TARGET_SPARC)
     print_insn = print_insn_sparc;
+#ifdef TARGET_SPARC64
+    disasm_info.mach = bfd_mach_sparc_v9b;
+#endif
 #elif defined(TARGET_PPC)
 #ifdef TARGET_PPC64
     disasm_info.mach = bfd_mach_ppc64;