[LLVMdev] How get clock cycle of a cpu (target)

Caldarale, Charles R Chuck.Caldarale at unisys.com
Thu Dec 4 05:24:41 PST 2014


> 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





More information about the llvm-dev mailing list