[llvm-commits] [PATCH, PowerPC] Fix MC instruction encodings

[Chris Lattner]

On Nov 13, 2012, at 12:51 PM, Hal Finkel <hfinkel at anl.gov> wrote:
>>> I would ask that folks who care about PPC focus their efforts on
>>> resolving these underlying issues first, and then come back to
>>> encoding bugs.
>> 
>> I agree that we urgently need to get the asm parser working, and
>> then create a full set of test cases for instruction encodings.
>> We're working on it ...
>> 
>> However, right now, there is *no* test whatsoever for any encoding,
>> so IMHO it doesn't really make sense to block patches that fix
>> obviously broken encodings until the infrastructure is in place.

If the problem is lack of an asmparser, you can at least write minimal testcases with "llc t.ll -march=ppc32 -o - -show-mc-encoding".

-Chris