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59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
//===-- BitWriter.cpp -----------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm-c/BitWriter.h"
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#include "llvm/Bitcode/ReaderWriter.h"
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#include <fstream>
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using namespace llvm;
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/*===-- Operations on modules ---------------------------------------------===*/
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int LLVMWriteBitcodeToFile(LLVMModuleRef M, const char *Path) {
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std::ofstream OS(Path, std::ios_base::out|std::ios::trunc|std::ios::binary);
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if (!OS.fail())
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WriteBitcodeToFile(unwrap(M), OS);
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if (OS.fail())
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return -1;
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return 0;
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}
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#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR >= 4)
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#include <ext/stdio_filebuf.h>
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// FIXME: Control this with configure? Provide some portable abstraction in
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// libSystem? As is, the user will just get a linker error if they use this on
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// non-GCC. Some C++ stdlibs even have ofstream::ofstream(int fd).
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int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
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__gnu_cxx::stdio_filebuf<char> Buffer(FileHandle, std::ios_base::out |
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std::ios::trunc |
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std::ios::binary);
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std::ostream OS(&Buffer);
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if (!OS.fail())
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WriteBitcodeToFile(unwrap(M), OS);
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if (OS.fail())
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return -1;
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return 0;
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}
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#else
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int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
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return -1; // Not supported.
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}
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#endif
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