[llvm-commits] [llvm-gcc-4.2] r48502 - /llvm-gcc-4.2/trunk/gcc/llvm-convert.cpp
Chris Lattner
clattner at apple.com
Wed Mar 19 18:30:17 PDT 2008
>>> Let's call this: "pass by sret". Whether something is passed by
>>> sret
>>> or not is specified by the ABI and as such has nothing to do with
>>> whether
>>> it is an aggregate or not. For example, some strange ABI could
>>> specify
>>> that integers should be passed using the sret mechanism. Silly, but
>>> logically possible.
>>
>> Right. It seems logical in this case for the EmitCall code to say
>> "this is a first class LLVM value that is references as llvm
>> values" and "this first class value needs to be returned as sret"
>> therefore "I should create a temporary in EmitCall, and issue a
>> load after the call to return the first class value".
>>
>> Does this seem reasonable Dale?
>
> Yes. I'll do it that way.
Thanks! Does this sound reasonable Duncan?
-Chris
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