#include "llvm/IRReader/IRReader.h"
#include "llvm-c/Core.h"
#include "llvm-c/IRReader.h"
-#include "llvm/ADT/OwningPtr.h"
#include "llvm/AsmParser/Parser.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/system_error.h"
+#include <system_error>
using namespace llvm;
static const char *const TimeIRParsingGroupName = "LLVM IR Parsing";
static const char *const TimeIRParsingName = "Parse IR";
-
-Module *llvm::getLazyIRModule(MemoryBuffer *Buffer, SMDiagnostic &Err,
- LLVMContext &Context) {
+static Module *getLazyIRModule(std::unique_ptr<MemoryBuffer> Buffer,
+ SMDiagnostic &Err, LLVMContext &Context) {
if (isBitcode((const unsigned char *)Buffer->getBufferStart(),
(const unsigned char *)Buffer->getBufferEnd())) {
std::string ErrMsg;
- ErrorOr<Module *> ModuleOrErr = getLazyBitcodeModule(Buffer, Context);
- if (error_code EC = ModuleOrErr.getError()) {
+ ErrorOr<Module *> ModuleOrErr = getLazyBitcodeModule(Buffer.get(), Context);
+ if (std::error_code EC = ModuleOrErr.getError()) {
Err = SMDiagnostic(Buffer->getBufferIdentifier(), SourceMgr::DK_Error,
EC.message());
- // ParseBitcodeFile does not take ownership of the Buffer in the
- // case of an error.
- delete Buffer;
- return NULL;
+ return nullptr;
}
+ // getLazyBitcodeModule takes ownership of the Buffer when successful.
+ Buffer.release();
return ModuleOrErr.get();
}
- return ParseAssembly(Buffer, 0, Err, Context);
+ return ParseAssembly(Buffer.release(), nullptr, Err, Context);
}
-Module *llvm::getLazyIRFileModule(const std::string &Filename, SMDiagnostic &Err,
- LLVMContext &Context) {
- OwningPtr<MemoryBuffer> File;
- if (error_code ec = MemoryBuffer::getFileOrSTDIN(Filename, File)) {
+Module *llvm::getLazyIRFileModule(const std::string &Filename,
+ SMDiagnostic &Err, LLVMContext &Context) {
+ ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
+ MemoryBuffer::getFileOrSTDIN(Filename);
+ if (std::error_code EC = FileOrErr.getError()) {
Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
- "Could not open input file: " + ec.message());
- return 0;
+ "Could not open input file: " + EC.message());
+ return nullptr;
}
- return getLazyIRModule(File.release(), Err, Context);
+ return getLazyIRModule(std::move(FileOrErr.get()), Err, Context);
}
Module *llvm::ParseIR(MemoryBuffer *Buffer, SMDiagnostic &Err,
if (isBitcode((const unsigned char *)Buffer->getBufferStart(),
(const unsigned char *)Buffer->getBufferEnd())) {
ErrorOr<Module *> ModuleOrErr = parseBitcodeFile(Buffer, Context);
- Module *M = 0;
- if (error_code EC = ModuleOrErr.getError())
+ Module *M = nullptr;
+ if (std::error_code EC = ModuleOrErr.getError())
Err = SMDiagnostic(Buffer->getBufferIdentifier(), SourceMgr::DK_Error,
EC.message());
else
M = ModuleOrErr.get();
// parseBitcodeFile does not take ownership of the Buffer.
- delete Buffer;
return M;
}
- return ParseAssembly(Buffer, 0, Err, Context);
+ return ParseAssembly(MemoryBuffer::getMemBuffer(
+ Buffer->getBuffer(), Buffer->getBufferIdentifier()),
+ nullptr, Err, Context);
}
Module *llvm::ParseIRFile(const std::string &Filename, SMDiagnostic &Err,
LLVMContext &Context) {
- OwningPtr<MemoryBuffer> File;
- if (error_code ec = MemoryBuffer::getFileOrSTDIN(Filename, File)) {
+ ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
+ MemoryBuffer::getFileOrSTDIN(Filename);
+ if (std::error_code EC = FileOrErr.getError()) {
Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
- "Could not open input file: " + ec.message());
- return 0;
+ "Could not open input file: " + EC.message());
+ return nullptr;
}
- return ParseIR(File.release(), Err, Context);
+ return ParseIR(FileOrErr.get().get(), Err, Context);
}
//===----------------------------------------------------------------------===//
char **OutMessage) {
SMDiagnostic Diag;
- *OutM = wrap(ParseIR(unwrap(MemBuf), Diag, *unwrap(ContextRef)));
+ std::unique_ptr<MemoryBuffer> MB(unwrap(MemBuf));
+ *OutM = wrap(ParseIR(MB.get(), Diag, *unwrap(ContextRef)));
if(!*OutM) {
if (OutMessage) {
std::string buf;
raw_string_ostream os(buf);
- Diag.print(NULL, os, false);
+ Diag.print(nullptr, os, false);
os.flush();
*OutMessage = strdup(buf.c_str());