1 /*===-- irreader_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/IRReader.h" 21 22 void llvm_raise(value Prototype, char *Message); 23 24 /* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */ llvm_parse_ir(value C,value MemBuf)25value llvm_parse_ir(value C, value MemBuf) { 26 CAMLparam0(); 27 CAMLlocal2(Variant, MessageVal); 28 LLVMModuleRef M; 29 char *Message; 30 31 if (LLVMParseIRInContext(Context_val(C), MemoryBuffer_val(MemBuf), &M, 32 &Message)) 33 llvm_raise(*caml_named_value("Llvm_irreader.Error"), Message); 34 35 CAMLreturn(to_val(M)); 36 } 37