mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-19 01:13:25 +00:00
da1435f86e
to exceptions rather than variants for error handling in Ocaml. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45226 91177308-0d34-0410-b5e6-96231b3b80d8
62 lines
2.3 KiB
C
62 lines
2.3 KiB
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 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/memory.h"
|
|
#include <stdio.h>
|
|
|
|
|
|
/* Can't use the recommended caml_named_value mechanism for backwards
|
|
compatibility reasons. This is largely equivalent. */
|
|
static value llvm_bitreader_error_exn;
|
|
|
|
CAMLprim value llvm_register_bitreader_exns(value Error) {
|
|
llvm_bitreader_error_exn = Field(Error, 0);
|
|
register_global_root(&llvm_bitreader_error_exn);
|
|
return Val_unit;
|
|
}
|
|
|
|
void llvm_raise(value Prototype, char *Message);
|
|
|
|
|
|
/*===-- Modules -----------------------------------------------------------===*/
|
|
|
|
/* Llvm.llmemorybuffer -> Llvm.module */
|
|
CAMLprim value llvm_get_module_provider(LLVMMemoryBufferRef MemBuf) {
|
|
CAMLparam0();
|
|
CAMLlocal2(Variant, MessageVal);
|
|
char *Message;
|
|
|
|
LLVMModuleProviderRef MP;
|
|
if (LLVMGetBitcodeModuleProvider(MemBuf, &MP, &Message))
|
|
llvm_raise(llvm_bitreader_error_exn, Message);
|
|
|
|
CAMLreturn((value) MemBuf);
|
|
}
|
|
|
|
/* Llvm.llmemorybuffer -> Llvm.llmodule */
|
|
CAMLprim value llvm_parse_bitcode(LLVMMemoryBufferRef MemBuf) {
|
|
CAMLparam0();
|
|
CAMLlocal2(Variant, MessageVal);
|
|
LLVMModuleRef M;
|
|
char *Message;
|
|
|
|
if (LLVMParseBitcode(MemBuf, &M, &Message))
|
|
llvm_raise(llvm_bitreader_error_exn, Message);
|
|
|
|
CAMLreturn((value) M);
|
|
}
|