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bbc6597f02
Thompson. Usage should be something like this:
open Llvm
open Llvm_bitreader
match read_bitcode_file fn with
| Bitreader_failure msg ->
prerr_endline msg
| Bitreader_success m ->
...;
dispose_module m
Compile with: ocamlc llvm.cma llvm_bitreader.cma
ocamlopt llvm.cmxa llvm_bitreader.cmxa
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44824 91177308-0d34-0410-b5e6-96231b3b80d8
43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
//===-- BitReader.cpp -----------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Gordon Henriksen and is distributed under the
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// University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm-c/BitReader.h"
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#include "llvm/Bitcode/ReaderWriter.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include <string>
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using namespace llvm;
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int LLVMReadBitcodeFromFile(const char *Path, LLVMModuleRef *OutModule,
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char **OutMessage) {
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std::string Message;
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MemoryBuffer *buf = MemoryBuffer::getFile(Path, strlen(Path), &Message);
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if (!buf) {
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if (!OutMessage)
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*OutMessage = strdup(Message.c_str());
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return 1;
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}
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*OutModule = wrap(ParseBitcodeFile(buf, &Message));
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if (!*OutModule) {
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if (OutMessage)
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*OutMessage = strdup(Message.c_str());
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return 1;
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}
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return 0;
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}
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void LLVMDisposeBitcodeReaderMessage(char *Message) {
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if (Message)
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free(Message);
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}
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