Re: Managing the JIT

Hi Philip,


> So to 'just in time compile' this we would generate the appropriate code
> for your architecture, to multiply and return the result. Thats fine, so
> say we generated this assembly and assembled it, then what do you do? I
> mean you can't just have tonnes of small binaries in /tmp that you some
> how manage in your runtime to keep ./tmp_multiply and read the result or
> something. I am having trouble finding more stuff on how this works
> would be great if you could point me in the right direction?! :)
>
> --Phil
> http://redbrain.co.uk
> [If I were doing a JIT compiler, I would store the generated code in RAM. If
> you're putting it in files, that's not JIT, that's ordinary dynamic linking. -John]




John is absolutely correct here, what you'll want is an llvm ExecutionEngine
to manage your jitted code via the modules that you put intermediate code
into. There's a simple example for a toy language up on the llvm
website:


http://llvm.org/docs/tutorial/index.html


I'd read the Kaleidoscope tutorial.


-eric

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