-/*===-- bitwriter_ocaml.c - LLVM Ocaml Glue ---------------------*- C++ -*-===*\
+/*===-- bitwriter_ocaml.c - LLVM OCaml Glue ---------------------*- C++ -*-===*\
|* *|
|* The LLVM Compiler Infrastructure *|
|* *|
-|* This file was developed by Gordon Henriksen and is distributed under the *|
-|* University of Illinois Open Source License. See LICENSE.TXT for details. *|
+|* This file is distributed under the University of Illinois Open Source *|
+|* License. See LICENSE.TXT for details. *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
-|* This file glues LLVM's ocaml interface to its C interface. These functions *|
+|* This file glues LLVM's OCaml interface to its C interface. These functions *|
|* are by and large transparent wrappers to the corresponding C functions. *|
|* *|
\*===----------------------------------------------------------------------===*/
#include "llvm-c/BitReader.h"
#include "caml/alloc.h"
-#include "caml/mlvalues.h"
+#include "caml/fail.h"
#include "caml/memory.h"
+#include "caml/callback.h"
-/*===-- Modules -----------------------------------------------------------===*/
+void llvm_raise(value Prototype, char *Message);
-/* string -> bitreader_result
+/* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */
+CAMLprim LLVMModuleRef llvm_get_module(LLVMContextRef C, LLVMMemoryBufferRef MemBuf) {
+ LLVMModuleRef M;
+ char *Message;
- type bitreader_result =
- | Bitreader_success of Llvm.llmodule
- | Bitreader_failure of string
- */
-CAMLprim value llvm_read_bitcode_file(value Path) {
+ if (LLVMGetBitcodeModuleInContext(C, MemBuf, &M, &Message))
+ llvm_raise(*caml_named_value("Llvm_bitreader.Error"), Message);
+
+ return M;
+}
+
+/* Llvm.llcontext -> Llvm.llmemorybuffer -> Llvm.llmodule */
+CAMLprim LLVMModuleRef llvm_parse_bitcode(LLVMContextRef C, LLVMMemoryBufferRef MemBuf) {
LLVMModuleRef M;
char *Message;
- CAMLparam1(Path);
- CAMLlocal2(Variant, MessageVal);
-
- if (LLVMReadBitcodeFromFile(String_val(Path), &M, &Message)) {
- MessageVal = copy_string(Message);
- LLVMDisposeBitcodeReaderMessage(Message);
-
- Variant = alloc(1, 1);
- Field(Variant, 0) = MessageVal;
- } else {
- Variant = alloc(1, 0);
- Field(Variant, 0) = Val_op(M);
- }
-
- CAMLreturn(Variant);
+
+ if (LLVMParseBitcodeInContext(C, MemBuf, &M, &Message))
+ llvm_raise(*caml_named_value("Llvm_bitreader.Error"), Message);
+
+ return M;
}