llvm dev - Dec 2014 - [LLVMdev] How get clock cycle of a cpu (target)

Hello everybody,

 

How get clock cycle(processing time) of a cpu (target)?

 

Best regards,

    Huy

 

Mobile: 01668178291

 

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> From: llvmdev-bounces at cs.uiuc.edu [mailto:llvmdev-bounces at
cs.uiuc.edu]
> On Behalf Of huyite
> Subject: [LLVMdev] How get clock cycle of a cpu (target)
> How get clock cycle(processing time) of a cpu (target)?
Are you referring to the llvm.readcyclecounter intrinsic?

http://llvm.org/docs/LangRef.html#llvm-readcyclecounter-intrinsic

 - Chuck