R600 intrinsics patch

[Tom Stellard]

On Tue, Mar 17, 2015 at 09:53:08AM -0700, Matt Arsenault wrote:
> On 03/17/2015 08:11 AM, Tom Stellard wrote:
> > The target prefix for all these has been changed from AMDGPU to amdgpu.
> > I don't think this is necessary.  Matt may know more about this.
> I don't remember all the details, but this is basically necessary for 
> the automatic support from GCCBuiltin to work properly. The current set 
> of builtins handled in clang need custom handling for things like 
> conversion to/from i1, converting struct returns to out arguments, and 
> handling overloads so they require custom code anyway. For simpler 
> builtins, to not need custom code needs the target prefix to match.


What does the target prefix need to match?  The triple?

-Tom