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0c5e186924
llvm-svn: 47367
52 lines
1.7 KiB
C++
52 lines
1.7 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 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/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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#include <cstring>
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using namespace llvm;
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/* Builds a module from the bitcode in the specified memory buffer, returning a
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reference to the module via the OutModule parameter. Returns 0 on success.
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Optionally returns a human-readable error message via OutMessage. */
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int LLVMParseBitcode(LLVMMemoryBufferRef MemBuf,
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LLVMModuleRef *OutModule, char **OutMessage) {
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std::string Message;
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*OutModule = wrap(ParseBitcodeFile(unwrap(MemBuf), &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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/* Reads a module from the specified path, returning via the OutModule parameter
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a module provider which performs lazy deserialization. Returns 0 on success.
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Optionally returns a human-readable error message via OutMessage. */
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int LLVMGetBitcodeModuleProvider(LLVMMemoryBufferRef MemBuf,
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LLVMModuleProviderRef *OutMP,
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char **OutMessage) {
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std::string Message;
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*OutMP = wrap(getBitcodeModuleProvider(unwrap(MemBuf), &Message));
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if (!*OutMP) {
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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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