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-rw-r--r--tools/llvm-objdump/MachODump.cpp103
1 files changed, 49 insertions, 54 deletions
diff --git a/tools/llvm-objdump/MachODump.cpp b/tools/llvm-objdump/MachODump.cpp
index 86923fd1d7f5..4b46ac4fc0b9 100644
--- a/tools/llvm-objdump/MachODump.cpp
+++ b/tools/llvm-objdump/MachODump.cpp
@@ -12,12 +12,12 @@
//===----------------------------------------------------------------------===//
#include "llvm-objdump.h"
-#include "llvm/ADT/OwningPtr.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Triple.h"
#include "llvm/DebugInfo/DIContext.h"
#include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCDisassembler.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstPrinter.h"
@@ -37,9 +37,9 @@
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/system_error.h"
#include <algorithm>
#include <cstring>
+#include <system_error>
using namespace llvm;
using namespace object;
@@ -65,7 +65,7 @@ static const Target *GetTarget(const MachOObjectFile *MachOObj) {
errs() << "llvm-objdump: error: unable to get target for '" << TripleName
<< "', see --version and --triple.\n";
- return 0;
+ return nullptr;
}
struct SymbolSorter {
@@ -147,28 +147,23 @@ static void DumpDataInCode(const char *bytes, uint64_t Size,
}
}
-static void
-getSectionsAndSymbols(const MachO::mach_header Header,
- MachOObjectFile *MachOObj,
- std::vector<SectionRef> &Sections,
- std::vector<SymbolRef> &Symbols,
- SmallVectorImpl<uint64_t> &FoundFns,
- uint64_t &BaseSegmentAddress) {
- error_code ec;
- for (symbol_iterator SI = MachOObj->begin_symbols(),
- SE = MachOObj->end_symbols(); SI != SE; SI.increment(ec))
- Symbols.push_back(*SI);
-
- for (section_iterator SI = MachOObj->begin_sections(),
- SE = MachOObj->end_sections(); SI != SE; SI.increment(ec)) {
- SectionRef SR = *SI;
+static void getSectionsAndSymbols(const MachO::mach_header Header,
+ MachOObjectFile *MachOObj,
+ std::vector<SectionRef> &Sections,
+ std::vector<SymbolRef> &Symbols,
+ SmallVectorImpl<uint64_t> &FoundFns,
+ uint64_t &BaseSegmentAddress) {
+ for (const SymbolRef &Symbol : MachOObj->symbols())
+ Symbols.push_back(Symbol);
+
+ for (const SectionRef &Section : MachOObj->sections()) {
StringRef SectName;
- SR.getName(SectName);
- Sections.push_back(*SI);
+ Section.getName(SectName);
+ Sections.push_back(Section);
}
MachOObjectFile::LoadCommandInfo Command =
- MachOObj->getFirstLoadCommandInfo();
+ MachOObj->getFirstLoadCommandInfo();
bool BaseSegmentAddressSet = false;
for (unsigned i = 0; ; ++i) {
if (Command.C.cmd == MachO::LC_FUNCTION_STARTS) {
@@ -200,15 +195,15 @@ static void DisassembleInputMachO2(StringRef Filename,
MachOObjectFile *MachOOF);
void llvm::DisassembleInputMachO(StringRef Filename) {
- OwningPtr<MemoryBuffer> Buff;
-
- if (error_code ec = MemoryBuffer::getFileOrSTDIN(Filename, Buff)) {
- errs() << "llvm-objdump: " << Filename << ": " << ec.message() << "\n";
+ ErrorOr<std::unique_ptr<MemoryBuffer>> Buff =
+ MemoryBuffer::getFileOrSTDIN(Filename);
+ if (std::error_code EC = Buff.getError()) {
+ errs() << "llvm-objdump: " << Filename << ": " << EC.message() << "\n";
return;
}
- OwningPtr<MachOObjectFile> MachOOF(static_cast<MachOObjectFile*>(
- ObjectFile::createMachOObjectFile(Buff.take())));
+ std::unique_ptr<MachOObjectFile> MachOOF(static_cast<MachOObjectFile *>(
+ ObjectFile::createMachOObjectFile(Buff.get()).get()));
DisassembleInputMachO2(Filename, MachOOF.get());
}
@@ -220,21 +215,23 @@ static void DisassembleInputMachO2(StringRef Filename,
// GetTarget prints out stuff.
return;
}
- OwningPtr<const MCInstrInfo> InstrInfo(TheTarget->createMCInstrInfo());
- OwningPtr<MCInstrAnalysis>
- InstrAnalysis(TheTarget->createMCInstrAnalysis(InstrInfo.get()));
+ std::unique_ptr<const MCInstrInfo> InstrInfo(TheTarget->createMCInstrInfo());
+ std::unique_ptr<MCInstrAnalysis> InstrAnalysis(
+ TheTarget->createMCInstrAnalysis(InstrInfo.get()));
// Set up disassembler.
- OwningPtr<const MCRegisterInfo> MRI(TheTarget->createMCRegInfo(TripleName));
- OwningPtr<const MCAsmInfo> AsmInfo(
+ std::unique_ptr<const MCRegisterInfo> MRI(
+ TheTarget->createMCRegInfo(TripleName));
+ std::unique_ptr<const MCAsmInfo> AsmInfo(
TheTarget->createMCAsmInfo(*MRI, TripleName));
- OwningPtr<const MCSubtargetInfo>
- STI(TheTarget->createMCSubtargetInfo(TripleName, "", ""));
- OwningPtr<const MCDisassembler> DisAsm(TheTarget->createMCDisassembler(*STI));
+ std::unique_ptr<const MCSubtargetInfo> STI(
+ TheTarget->createMCSubtargetInfo(TripleName, "", ""));
+ MCContext Ctx(AsmInfo.get(), MRI.get(), nullptr);
+ std::unique_ptr<const MCDisassembler> DisAsm(
+ TheTarget->createMCDisassembler(*STI, Ctx));
int AsmPrinterVariant = AsmInfo->getAssemblerDialect();
- OwningPtr<MCInstPrinter>
- IP(TheTarget->createMCInstPrinter(AsmPrinterVariant, *AsmInfo, *InstrInfo,
- *MRI, *STI));
+ std::unique_ptr<MCInstPrinter> IP(TheTarget->createMCInstPrinter(
+ AsmPrinterVariant, *AsmInfo, *InstrInfo, *MRI, *STI));
if (!InstrAnalysis || !AsmInfo || !STI || !DisAsm || !IP) {
errs() << "error: couldn't initialize disassembler for target "
@@ -270,9 +267,8 @@ static void DisassembleInputMachO2(StringRef Filename,
else
BaseAddress = BaseSegmentAddress;
DiceTable Dices;
- error_code ec;
for (dice_iterator DI = MachOOF->begin_dices(), DE = MachOOF->end_dices();
- DI != DE; DI.increment(ec)){
+ DI != DE; ++DI) {
uint32_t Offset;
DI->getOffset(Offset);
Dices.push_back(std::make_pair(BaseAddress + Offset, *DI));
@@ -285,19 +281,20 @@ static void DisassembleInputMachO2(StringRef Filename,
raw_ostream &DebugOut = nulls();
#endif
- OwningPtr<DIContext> diContext;
+ std::unique_ptr<DIContext> diContext;
ObjectFile *DbgObj = MachOOF;
// Try to find debug info and set up the DIContext for it.
if (UseDbg) {
// A separate DSym file path was specified, parse it as a macho file,
// get the sections and supply it to the section name parsing machinery.
if (!DSYMFile.empty()) {
- OwningPtr<MemoryBuffer> Buf;
- if (error_code ec = MemoryBuffer::getFileOrSTDIN(DSYMFile, Buf)) {
- errs() << "llvm-objdump: " << Filename << ": " << ec.message() << '\n';
+ ErrorOr<std::unique_ptr<MemoryBuffer>> Buf =
+ MemoryBuffer::getFileOrSTDIN(DSYMFile);
+ if (std::error_code EC = Buf.getError()) {
+ errs() << "llvm-objdump: " << Filename << ": " << EC.message() << '\n';
return;
}
- DbgObj = ObjectFile::createMachOObjectFile(Buf.take());
+ DbgObj = ObjectFile::createMachOObjectFile(Buf.get()).get();
}
// Setup the DIContext
@@ -328,16 +325,14 @@ static void DisassembleInputMachO2(StringRef Filename,
bool symbolTableWorked = false;
// Parse relocations.
- std::vector<std::pair<uint64_t, SymbolRef> > Relocs;
- error_code ec;
- for (relocation_iterator RI = Sections[SectIdx].begin_relocations(),
- RE = Sections[SectIdx].end_relocations(); RI != RE; RI.increment(ec)) {
+ std::vector<std::pair<uint64_t, SymbolRef>> Relocs;
+ for (const RelocationRef &Reloc : Sections[SectIdx].relocations()) {
uint64_t RelocOffset, SectionAddress;
- RI->getOffset(RelocOffset);
+ Reloc.getOffset(RelocOffset);
Sections[SectIdx].getAddress(SectionAddress);
RelocOffset -= SectionAddress;
- symbol_iterator RelocSym = RI->getSymbol();
+ symbol_iterator RelocSym = Reloc.getSymbol();
Relocs.push_back(std::make_pair(RelocOffset, *RelocSym));
}
@@ -427,9 +422,9 @@ static void DisassembleInputMachO2(StringRef Filename,
DILineInfo dli =
diContext->getLineInfoForAddress(SectAddress + Index);
// Print valid line info if it changed.
- if (dli != lastLine && dli.getLine() != 0)
- outs() << "\t## " << dli.getFileName() << ':'
- << dli.getLine() << ':' << dli.getColumn();
+ if (dli != lastLine && dli.Line != 0)
+ outs() << "\t## " << dli.FileName << ':' << dli.Line << ':'
+ << dli.Column;
lastLine = dli;
}
outs() << "\n";
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-06 23:30:37 +0000