[LLVMdev] Implementing sizeof

[Gordon Henriksen]

On 2007-07-27, at 15:00, Sarah Thompson wrote:

> Are reads and writes always guaranteed to be simple types, so the  
> bit width (as given by the Type::getPrimitiveSizeInBits() member  
> function) divided by 8 and rounded up if necessary  is enough? (The  
> latter works well for me too, I just don't want to mess myself up  
> by making assumptions).

Sarah,

Indeed, loads and stores must be of first class type: iN, float,  
double, pointers, or vectors.

http://llvm.org/docs/LangRef.html#i_load
http://llvm.org/docs/LangRef.html#t_primitive

— Gordon

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