[llvm-commits] [llvm] r46764 - in /llvm/trunk: include/llvm/CallingConv.h lib/Target/X86/X86CallingConv.td lib/Target/X86/X86ISelLowering.cpp

[Chris Lattner]

>>>> From the current SelectionDAG you can get a pointer to the Function
>>>> object, which should have the attribute.  Lowering for an ISD::RET
>>>> can thus getting it from following this chain,
>>>
>>> I know, I just don't think that's the right way to do it.
>>
>> Why not?
>
> Everywhere else we use ParamAttrs they're on the node where you need
> them.  We could make the actual parameters get them from the callee
> prototype too, but we don't do that, we put the attributes right on
> the actual parameters.

Is that also true for sext/zext attributes on the result?  Inreg seems  
like a very similar issue to them.

-Chris