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 "llvm-c/BitReader.h"
16 #include "llvm-c/Core.h"
17 #include "caml/alloc.h"
18 #include "caml/fail.h"
19 #include "caml/memory.h"
20 #include "caml/callback.h"
21
22 void llvm_raise(value Prototype, char *Message);
23
24 /* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */
llvm_get_module(LLVMContextRef C,LLVMMemoryBufferRef MemBuf)25 CAMLprim LLVMModuleRef llvm_get_module(LLVMContextRef C, LLVMMemoryBufferRef MemBuf) {
26 LLVMModuleRef M;
27
28 if (LLVMGetBitcodeModuleInContext2(C, MemBuf, &M))
29 llvm_raise(*caml_named_value("Llvm_bitreader.Error"), LLVMCreateMessage(""));
30
31 return M;
32 }
33
34 /* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */
llvm_parse_bitcode(LLVMContextRef C,LLVMMemoryBufferRef MemBuf)35 CAMLprim LLVMModuleRef llvm_parse_bitcode(LLVMContextRef C, LLVMMemoryBufferRef MemBuf) {
36 LLVMModuleRef M;
37
38 if (LLVMParseBitcodeInContext2(C, MemBuf, &M))
39 llvm_raise(*caml_named_value("Llvm_bitreader.Error"), LLVMCreateMessage(""));
40
41 return M;
42 }
43