[LLVMdev] function calls
criswell at illinois.edu
Tue Oct 9 11:24:28 PDT 2012
On 10/9/12 1:19 PM, apala guha wrote:
> I am seeing some strange function calls in the LLVM IR, such as, 'call
> llvm.lifetime.start'. What are these functions and why are they
> appearing in the IR?
These are LLVM intrinsics that provide information to the optimization
passes. See the Language reference manual
(http://llvm.org/docs/LangRef.html) for a description of what these
-- John T.
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