1 /*===-- bitwriter_ocaml.c - LLVM OCaml Glue ---------------------*- C++ -*-===*\
3 |* The LLVM Compiler Infrastructure *|
5 |* This file is distributed under the University of Illinois Open Source *|
6 |* License. See LICENSE.TXT for details. *|
8 |*===----------------------------------------------------------------------===*|
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. *|
13 \*===----------------------------------------------------------------------===*/
15 #include "llvm-c/BitReader.h"
16 #include "caml/alloc.h"
17 #include "caml/fail.h"
18 #include "caml/memory.h"
19 #include "caml/callback.h"
21 static void llvm_raise(value Prototype, char *Message) {
22 CAMLparam1(Prototype);
23 CAMLlocal1(CamlMessage);
25 CamlMessage = copy_string(Message);
26 LLVMDisposeMessage(Message);
28 raise_with_arg(Prototype, CamlMessage);
32 /*===-- BitReader --------------------------------------------------------===*/
34 /* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */
35 CAMLprim LLVMModuleRef llvm_get_module(LLVMContextRef C, LLVMMemoryBufferRef MemBuf) {
39 if (LLVMGetBitcodeModuleInContext(C, MemBuf, &M, &Message))
40 llvm_raise(*caml_named_value("Llvm_bitreader.Error"), Message);
45 /* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */
46 CAMLprim LLVMModuleRef llvm_parse_bitcode(LLVMContextRef C, LLVMMemoryBufferRef MemBuf) {
50 if (LLVMParseBitcodeInContext(C, MemBuf, &M, &Message))
51 llvm_raise(*caml_named_value("Llvm_bitreader.Error"), Message);