[LLVMdev] Size/Alignment handling bug?

Chris Lattner sabre at nondot.org
Thu Jul 1 12:35:02 PDT 2004


On Thu, 1 Jul 2004, Vladimir Prus wrote:
> I think there's possible bug in alignment handling. When getTypeInfo function
> in TargetData.cpp is called on:
>
>    [100 x short]
>
> it always returns 200 as the size. However, if alignment for short is '4',
> then each array element should be aligned at 4-byte boundary, and the total
> size of the array is more like 400.
>
> For a while, I've made the attached local modification. Does it makes
> sense?

Sounds good.  Applied:
http://mail.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20040628/015613.html

> P.S. It's a lot of fun writing codegen for a target which has no support
> for addressing/working with individual bytes ;-)

Yeah, no kidding!  Thanks for the bug fixes in this area! :)

-Chris

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