[llvm-dev] Fixing ExecutionEngine.run_function OCaml bindings

[David Blaikie via llvm-dev]

+Lang (though lots of folks are out on holidays this time of year,
hopefully picks back up in a week or two)


On Thu, Dec 27, 2018, 7:19 AM Joel Jacobson via llvm-dev <
llvm-dev at lists.llvm.org wrote:

> Hi LLVM hackers,
>
> I would be willing to pay for the open source development
> of the ability to execute generated LLVM IR code from OCaml.
>
> I only need support to pass ints as arguments to LLVM IR functions,
> and to return ints back to the OCaml worlds.
>
> The feature was added in this commit:
> commit 2e855e68d861224c9b61e2bc9cecad1536b1534b
> Author: Gordon Henriksen <gordonhenriksen at mac.com>
> Date:   Sun Dec 23 16:59:28 2007 +0000
>
>     C and Ocaml bindings for ExecutionEngine (i.e., the JIT compiler).
>
> +  external run_function: Llvm.llvalue -> GenericValue.t array -> t ->
> +                         GenericValue.t
> +    = "llvm_ee_run_function"
>
> And then broke and was removed in this commit:
>
> commit ced3d172f8d83f50b4c8dec136f8123133bad36f
> Author: Peter Zotov <whitequark at whitequark.org>
> Date:   Fri Oct 31 09:05:36 2014 +0000
>
>     [OCaml] Rework Llvm_executionengine using ctypes.
>
> -  external run_function: Llvm.llvalue -> GenericValue.t array -> t ->
> -                         GenericValue.t
> -    = "llvm_ee_run_function"
>
> Please feel free to contact me via email if you are interested in helping
> out.
>
> I will try to work on this myself, but I fear it will take me a very long
> time as I don't much much about LLVM internals.
>
> I hope to hear from someone!
>
> Many thanks.
>
> Kind regards,
>
> Joel
>
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>
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