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[llvm-c] Expose IRReader interface

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Original patch by Chris Wailes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194137 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Peter Zotov
2013-11-06 09:21:15 +00:00
parent ba0c7cd012
commit c6099db476
2 changed files with 72 additions and 0 deletions
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32
lib/IRReader/IRReader.cpp
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@ -11,10 +11,15 @@
#include "llvm/ADT/OwningPtr.h"
#include "llvm/Assembly/Parser.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/system_error.h"
#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm-c/Core.h"
#include "llvm-c/IRReader.h"
using namespace llvm;
@ -87,3 +92,30 @@ Module *llvm::ParseIRFile(const std::string &Filename, SMDiagnostic &Err,
return ParseIR(File.take(), Err, Context);
}
//===----------------------------------------------------------------------===//
// C API.
//===----------------------------------------------------------------------===//
LLVMBool LLVMParseIRInContext(LLVMContextRef ContextRef,
LLVMMemoryBufferRef MemBuf, LLVMModuleRef *OutM,
char **OutMessage) {
SMDiagnostic Diag;
*OutM = wrap(ParseIR(unwrap(MemBuf), Diag, *unwrap(ContextRef)));
if(!*OutM) {
if (OutMessage) {
std::string buf;
raw_string_ostream os(buf);
Diag.print(NULL, os, false);
os.flush();
*OutMessage = strdup(buf.c_str());
}
return 1;
}
return 0;
}