[LLVMdev] How does JIT/lli work with bc file?
heming at cs.columbia.edu
Thu Dec 31 02:26:09 PST 2009
Thanks for your reply. If I add -force-interpreter to lli, then it seems
that it can not run external function like printf or malloc. Is there any
easy way to solve this problem?
On Wed, Dec 30, 2009 at 11:26 PM, Eli Friedman <eli.friedman at gmail.com>wrote:
> On Wed, Dec 30, 2009 at 7:53 PM, Heming Cui <heming at cs.columbia.edu>
> > Dear all,
> > I hope you enjoy your christmas! Recently I started to play lli with
> > bc. I found that the lli only calls the main() function in bc file and
> > does nothing before the main() function returns, which means that the
> > JIT::runFunction() function is involved only once with the main()
> > in bc file. If this was true, then lli does not have any control
> > to the execution of program. Is this the case?
> In JIT mode, yes.
> > What I was thinking lli would do is fetching each LLVM IR
> > and "execute" it with some tricks. Is there any option for JIT/lli to
> > like this?
> If you pass -force-interpreter to lli, you should get something closer
> to what you're looking for.
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