47 lines · c
1/*===-- bitwriter_ocaml.c - LLVM OCaml Glue ---------------------*- C++ -*-===*\2|* *|3|* Part of the LLVM Project, under the Apache License v2.0 with LLVM *|4|* Exceptions. *|5|* See https://llvm.org/LICENSE.txt for license information. *|6|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception *|7|* *|8|*===----------------------------------------------------------------------===*|9|* *|10|* This file glues LLVM's OCaml interface to its C interface. These functions *|11|* are by and large transparent wrappers to the corresponding C functions. *|12|* *|13\*===----------------------------------------------------------------------===*/14 15#include "caml/alloc.h"16#include "caml/callback.h"17#include "caml/fail.h"18#include "caml/memory.h"19#include "llvm_ocaml.h"20#include "llvm-c/BitReader.h"21#include "llvm-c/Core.h"22 23void llvm_raise(value Prototype, char *Message);24 25/* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */26value llvm_get_module(value C, value MemBuf) {27 LLVMModuleRef M;28 29 if (LLVMGetBitcodeModuleInContext2(Context_val(C), MemoryBuffer_val(MemBuf),30 &M))31 llvm_raise(*caml_named_value("Llvm_bitreader.Error"),32 LLVMCreateMessage(""));33 34 return to_val(M);35}36 37/* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */38value llvm_parse_bitcode(value C, value MemBuf) {39 LLVMModuleRef M;40 41 if (LLVMParseBitcodeInContext2(Context_val(C), MemoryBuffer_val(MemBuf), &M))42 llvm_raise(*caml_named_value("Llvm_bitreader.Error"),43 LLVMCreateMessage(""));44 45 return to_val(M);46}47