diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 632f6cf99f..1eb4c8f8dc 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2012-11-28  Edjunior Machado  <emachado@linux.vnet.ibm.com>
+
+	* rs6000-tdep.c (gdb_print_insn_powerpc): Remove info->mach checking,
+	since now it is being done by binutils' powerpc_init_dialect().
+
 2012-11-28  Tom Tromey  <tromey@redhat.com>
 
 	PR gdb/14290:
diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index 1797cc524b..07b81bce68 100644
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -3084,21 +3084,6 @@ find_variant_by_arch (enum bfd_architecture arch, unsigned long mach)
 static int
 gdb_print_insn_powerpc (bfd_vma memaddr, disassemble_info *info)
 {
-  if (!info->disassembler_options)
-    {
-      /* When debugging E500 binaries and disassembling code containing
-	 E500-specific (SPE) instructions, one sometimes sees AltiVec
-	 instructions instead.  The opcode spaces for SPE instructions
-	 and AltiVec instructions overlap, and specifiying the "any" cpu
-	 looks for AltiVec instructions first.  If we know we're
-	 debugging an E500 binary, however, we can specify the "e500x2"
-	 cpu and get much more sane disassembly output.  */
-      if (info->mach == bfd_mach_ppc_e500)
-	info->disassembler_options = "e500x2";
-      else
-	info->disassembler_options = "any";
-    }
-
   if (info->endian == BFD_ENDIAN_BIG)
     return print_insn_big_powerpc (memaddr, info);
   else