[LLVMdev] ExecutionEngine blew the stack ?

Simon Burton simon at arrowtheory.com
Thu May 4 23:43:13 PDT 2006

On Fri, 5 May 2006 01:19:08 -0500 (CDT)
Chris Lattner <sabre at nondot.org> wrote:

> On Fri, 5 May 2006, Simon Burton wrote:
> > This leads me to my next question: as I make more and more functions
> > with the EE, it slows down. I am re-using the Module, ExistingModuleProvider,
> > and ExecutionEngine, and pumping the parser like so:
> >   M = ParseAssemblyString(AsmString, M);
> > ISTM that there should be a way of creating multiple modules/EEs but I ran
> > into trouble when I tried that (some time ago).
> Can you quantify what you mean?  How does it "slow down"?

It slows in the construction phase, so one of these calls:
   M = ParseAssemblyString(AsmString, M);
   verifyModule( *M )

It feels like there is a linear name lookup going on somewhere.

(will be able to do report more thorough timings later)


Simon Burton, B.Sc.
Licensed PO Box 8066
ANU Canberra 2601
Ph. 61 02 6249 6940

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