[LLVMdev] Pass and return of large objects

Dan Gohman gohman at apple.com
Mon Mar 1 18:34:42 PST 2010


On Mar 1, 2010, at 2:49 PM, Russell Wallace wrote:

> On Mon, Mar 1, 2010 at 6:00 PM, Dale Johannesen <dalej at apple.com> wrote:
>> No, C only requires support for objects up to 65535 bytes in size.  C99 5.2.4.1.
> 
> 65535 bytes would be reasonably sufficient; what's the largest
> supported by the LLVM code generator?

If you're wondering what this limit is, you're probably heading down
the wrong path, unless you're ultimate interest here is to work on
optimizer techniques for transforming this kind of code into
something usable.

Dan





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