[LLVMdev] LLVM and Spec2006

Fariborz Jahanian fjahanian at apple.com
Tue Jul 20 08:14:21 PDT 2010

Hi Reza,

-O4 is the highest level of LLVM optimization that I know of. But, I  
don't know
if it has been tried on Spec2006. IIRC, Dan Gohman has run Spec. tests  
with LLVM,
so he can provide more info.

- fariborz

On Jul 19, 2010, at 6:06 PM, Reza Yazdani wrote:

> Hi,
> What are the best options to compile Spec2006 with LLVM compilers to  
> get the best performance numbers on x86?
> Has anybody compared LLVM Spec2006 numbers with GCC 4.5 base?
> reza _______________________________________________
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