xref: /aosp_15_r20/external/llvm/bindings/ocaml/linker/linker_ocaml.c (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1  /*===-- linker_ocaml.c - LLVM OCaml Glue ------------------------*- C++ -*-===*\
2  |*                                                                            *|
3  |*                     The LLVM Compiler Infrastructure                       *|
4  |*                                                                            *|
5  |* This file is distributed under the University of Illinois Open Source      *|
6  |* License. See LICENSE.TXT for details.                                      *|
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  |* Note that these functions intentionally take liberties with the CAMLparamX *|
14  |* macros, since most of the parameters are not GC heap objects.              *|
15  |*                                                                            *|
16  \*===----------------------------------------------------------------------===*/
17  
18  #include "llvm-c/Core.h"
19  #include "llvm-c/Linker.h"
20  #include "caml/alloc.h"
21  #include "caml/memory.h"
22  #include "caml/fail.h"
23  #include "caml/callback.h"
24  
25  void llvm_raise(value Prototype, char *Message);
26  
27  /* llmodule -> llmodule -> unit */
llvm_link_modules(LLVMModuleRef Dst,LLVMModuleRef Src)28  CAMLprim value llvm_link_modules(LLVMModuleRef Dst, LLVMModuleRef Src) {
29    if (LLVMLinkModules2(Dst, Src))
30      llvm_raise(*caml_named_value("Llvm_linker.Error"), LLVMCreateMessage("Linking failed"));
31  
32    return Val_unit;
33  }
34