ppc e500: fix misc patterns & add xor patterns

[Andreas Tobler]

Andreas Tobler wrote:
> Aldy Hernandez wrote:
> 
>> First, the e500 assembler syntax changed back in September and 
>> redhat's tree had a few mods that never made it out to mainline.  
>> These mods are by Nick Clifton.  I just tweaked them to make them apply.
>>
>> Second, I found some xor pattern changes in my tree that will be part 
>> of some upcoming patches, and I figured... better early than late.
>>
>> Checked by building cc1 for powerpc-eabispe.  I'm still putzing around 
>> with getting an e500 sim available.
>>
>> Committed to mainline.
>>
> 
> Breaks on powerpc-linux, with

Is this line obsolete now?

   /* Place-holder.  Leave as last binary SPE builtin.  */
   { 0, CODE_FOR_spe_evxor, "__builtin_spe_evxor", SPE_BUILTIN_EVXOR },

Andreas