[LLVMdev] runtime library for jitted code

Victor Zverovich victor at optirisk-systems.com
Mon Jun 15 09:45:57 PDT 2009

Name mangling is not a problem, I just wanted to figure out if it is
necessary to declare all functions from the runtime library and map them to
the addresses manually.


2009/6/15 Óscar Fuentes <ofv at wanadoo.es>

> Albert Graef <Dr.Graef at t-online.de> writes:
> > Victor Zverovich wrote:
> >> I am considering a possibility of using LLVM JIT for an algebraic
> >> modelling language. I have already done some prototyping following the
> >> Kaleidoscope tutorial and currently thinking of how to connect the
> >> jitted code to a runtime library (for this language) which I would like
> >> to code in C++. If it was *NIX I would use g++ possibly with '-rdynamic'
> >> option as suggested in the tutorial to resolve required functions at
> >> runtime. However it is not an option, I am stuck to Windows and Visual
> >> C++.
> >
> > Well, backlinking doesn't work on Windows, but you can create a dll for
> > your runtime and use LLVM's dynamic library interface to load that dll.
> > I'm doing it that way in my project (http://pure-lang.googlecode.com/,
> > search for 'sys::DynamicLibrary::' in interpreter.cc) and it works fine
> > on Windows.
> The OP says that he wants to link to a dll coded in C++. Isn't name
> mangling the main problem here?
> --
> Óscar
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