diff options
| -rw-r--r-- | include/llvm-c/IRReader.h | 40 | ||||
| -rw-r--r-- | lib/IRReader/IRReader.cpp | 32 |
2 files changed, 72 insertions, 0 deletions
diff --git a/include/llvm-c/IRReader.h b/include/llvm-c/IRReader.h new file mode 100644 index 0000000000..d0a23be0ab --- /dev/null +++ b/include/llvm-c/IRReader.h @@ -0,0 +1,40 @@ +/*===-- llvm-c/IRReader.h - IR Reader C Interface -----------------*- C -*-===*\ +|* *| +|* The LLVM Compiler Infrastructure *| +|* *| +|* This file is distributed under the University of Illinois Open Source *| +|* License. See LICENSE.TXT for details. *| +|* *| +|*===----------------------------------------------------------------------===*| +|* *| +|* This file defines the C interface to the IR Reader. *| +|* *| +\*===----------------------------------------------------------------------===*/ + +#ifndef LLVM_C_IRREADER_H +#define LLVM_C_IRREADER_H + +#include "llvm-c/Core.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * Read LLVM IR from a memory buffer and convert it into an in-memory Module + * object. Returns 0 on success. + * Optionally returns a human-readable description of any errors that + * occured during parsing IR. OutMessage must be disposed with + * LLVMDisposeMessage. + * + * @see llvm::ParseIR() + */ +LLVMBool LLVMParseIRInContext(LLVMContextRef ContextRef, + LLVMMemoryBufferRef MemBuf, LLVMModuleRef *OutM, + char **OutMessage); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/lib/IRReader/IRReader.cpp b/lib/IRReader/IRReader.cpp index 656fe183e8..935e81d3c8 100644 --- a/lib/IRReader/IRReader.cpp +++ b/lib/IRReader/IRReader.cpp @@ -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; +} |