#include "llvm/ADT/ArrayRef.h"
#include "llvm/Object/Archive.h"
#include "llvm/Object/ObjectFile.h"
+#include "llvm/Object/SymbolSize.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Support/TargetSelect.h"
+#include "llvm/Support/raw_ostream.h"
#include <map>
#include <string>
#include <system_error>
cl::ZeroOrMore);
} // namespace opts
-static int ReturnValue = EXIT_SUCCESS;
-
namespace llvm {
-static bool error(std::error_code EC) {
+static void error(std::error_code EC) {
if (!EC)
- return false;
-
- ReturnValue = EXIT_FAILURE;
+ return;
outs() << "\nError reading file: " << EC.message() << ".\n";
outs().flush();
- return true;
+ exit(1);
}
} // namespace llvm
static void reportError(StringRef Input, StringRef Message) {
if (Input == "-")
Input = "<stdin>";
-
errs() << Input << ": " << Message << "\n";
errs().flush();
- ReturnValue = EXIT_FAILURE;
+ exit(1);
}
static void reportError(StringRef Input, std::error_code EC) {
return SectionRelocMap[Sec];
}
-static bool collectRelocatedSymbols(const ObjectFile *Obj,
+static void collectRelocatedSymbols(const ObjectFile *Obj,
const SectionRef &Sec, uint64_t SecAddress,
uint64_t SymAddress, uint64_t SymSize,
StringRef *I, StringRef *E) {
const object::symbol_iterator RelocSymI = Reloc.getSymbol();
if (RelocSymI == Obj->symbol_end())
continue;
- StringRef RelocSymName;
- if (error(RelocSymI->getName(RelocSymName)))
- return true;
- uint64_t Offset;
- if (error(Reloc.getOffset(Offset)))
- return true;
+ ErrorOr<StringRef> RelocSymName = RelocSymI->getName();
+ error(RelocSymName.getError());
+ uint64_t Offset = Reloc.getOffset();
if (Offset >= SymOffset && Offset < SymEnd) {
- *I = RelocSymName;
+ *I = *RelocSymName;
++I;
}
}
}
- return false;
}
-static bool collectRelocationOffsets(
+static void collectRelocationOffsets(
const ObjectFile *Obj, const SectionRef &Sec, uint64_t SecAddress,
uint64_t SymAddress, uint64_t SymSize, StringRef SymName,
std::map<std::pair<StringRef, uint64_t>, StringRef> &Collection) {
const object::symbol_iterator RelocSymI = Reloc.getSymbol();
if (RelocSymI == Obj->symbol_end())
continue;
- StringRef RelocSymName;
- if (error(RelocSymI->getName(RelocSymName)))
- return true;
- uint64_t Offset;
- if (error(Reloc.getOffset(Offset)))
- return true;
+ ErrorOr<StringRef> RelocSymName = RelocSymI->getName();
+ error(RelocSymName.getError());
+ uint64_t Offset = Reloc.getOffset();
if (Offset >= SymOffset && Offset < SymEnd)
- Collection[std::make_pair(SymName, Offset - SymOffset)] = RelocSymName;
+ Collection[std::make_pair(SymName, Offset - SymOffset)] = *RelocSymName;
}
}
- return false;
}
static void dumpCXXData(const ObjectFile *Obj) {
uint8_t BytesInAddress = Obj->getBytesInAddress();
- for (const object::SymbolRef &Sym : Obj->symbols()) {
- StringRef SymName;
- if (error(Sym.getName(SymName)))
- return;
+ std::vector<std::pair<SymbolRef, uint64_t>> SymAddr =
+ object::computeSymbolSizes(*Obj);
+
+ for (auto &P : SymAddr) {
+ object::SymbolRef Sym = P.first;
+ uint64_t SymSize = P.second;
+ ErrorOr<StringRef> SymNameOrErr = Sym.getName();
+ error(SymNameOrErr.getError());
+ StringRef SymName = *SymNameOrErr;
object::section_iterator SecI(Obj->section_begin());
- if (error(Sym.getSection(SecI)))
- return;
+ error(Sym.getSection(SecI));
// Skip external symbols.
if (SecI == Obj->section_end())
continue;
if (Sec.isBSS() || Sec.isVirtual())
continue;
StringRef SecContents;
- if (error(Sec.getContents(SecContents)))
- return;
- uint64_t SymAddress, SymSize;
- if (error(Sym.getAddress(SymAddress)) || error(Sym.getSize(SymSize)))
- return;
+ error(Sec.getContents(SecContents));
+ ErrorOr<uint64_t> SymAddressOrErr = Sym.getAddress();
+ error(SymAddressOrErr.getError());
+ uint64_t SymAddress = *SymAddressOrErr;
uint64_t SecAddress = Sec.getAddress();
uint64_t SecSize = Sec.getSize();
uint64_t SymOffset = SymAddress - SecAddress;
COL.Data = ArrayRef<little32_t>(
reinterpret_cast<const little32_t *>(SymContents.data()), 3);
StringRef *I = std::begin(COL.Symbols), *E = std::end(COL.Symbols);
- if (collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I,
- E))
- return;
+ collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I, E);
COLs[SymName] = COL;
}
// Class hierarchy descriptors in the MS-ABI start with '??_R3'
CHD.Data = ArrayRef<little32_t>(
reinterpret_cast<const little32_t *>(SymContents.data()), 3);
StringRef *I = std::begin(CHD.Symbols), *E = std::end(CHD.Symbols);
- if (collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I,
- E))
- return;
+ collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I, E);
CHDs[SymName] = CHD;
}
// Class hierarchy descriptors in the MS-ABI start with '??_R2'
BCD.Data = ArrayRef<little32_t>(
reinterpret_cast<const little32_t *>(SymContents.data()) + 1, 5);
StringRef *I = std::begin(BCD.Symbols), *E = std::end(BCD.Symbols);
- if (collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I,
- E))
- return;
+ collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I, E);
BCDs[SymName] = BCD;
}
// Type descriptors in the MS-ABI start with '??_R0'
TD.AlwaysZero = *reinterpret_cast<const little32_t *>(DataPtr);
TD.MangledName = SymContents.drop_front(BytesInAddress * 2);
StringRef *I = std::begin(TD.Symbols), *E = std::end(TD.Symbols);
- if (collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I,
- E))
- return;
+ collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I, E);
TDs[SymName] = TD;
}
// Throw descriptors in the MS-ABI start with '_TI'
CT.VirtualBaseAdjustmentOffset = DataPtr[4];
CT.Size = DataPtr[5];
StringRef *I = std::begin(CT.Symbols), *E = std::end(CT.Symbols);
- if (collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I,
- E))
- return;
+ collectRelocatedSymbols(Obj, Sec, SecAddress, SymAddress, SymSize, I, E);
CTs[SymName] = CT;
}
// Construction vtables in the Itanium ABI start with '_ZTT' or '__ZTT'.
StringRef SymName = VFTableEntry.second;
outs() << VFTableName << '[' << Offset << "]: " << SymName << '\n';
}
- for (const std::pair<StringRef, ArrayRef<little32_t>> &VBTable : VBTables) {
+ for (const auto &VBTable : VBTables) {
StringRef VBTableName = VBTable.first;
uint32_t Idx = 0;
for (little32_t Offset : VBTable.second) {
Idx += sizeof(Offset);
}
}
- for (const std::pair<StringRef, CompleteObjectLocator> &COLPair : COLs) {
+ for (const auto &COLPair : COLs) {
StringRef COLName = COLPair.first;
const CompleteObjectLocator &COL = COLPair.second;
outs() << COLName << "[IsImageRelative]: " << COL.Data[0] << '\n';
outs() << COLName << "[ClassHierarchyDescriptor]: " << COL.Symbols[1]
<< '\n';
}
- for (const std::pair<StringRef, ClassHierarchyDescriptor> &CHDPair : CHDs) {
+ for (const auto &CHDPair : CHDs) {
StringRef CHDName = CHDPair.first;
const ClassHierarchyDescriptor &CHD = CHDPair.second;
outs() << CHDName << "[AlwaysZero]: " << CHD.Data[0] << '\n';
outs() << CHDName << "[NumClasses]: " << CHD.Data[2] << '\n';
outs() << CHDName << "[BaseClassArray]: " << CHD.Symbols[0] << '\n';
}
- for (const std::pair<std::pair<StringRef, uint64_t>, StringRef> &BCAEntry :
- BCAEntries) {
+ for (const auto &BCAEntry : BCAEntries) {
StringRef BCAName = BCAEntry.first.first;
uint64_t Offset = BCAEntry.first.second;
StringRef SymName = BCAEntry.second;
outs() << BCAName << '[' << Offset << "]: " << SymName << '\n';
}
- for (const std::pair<StringRef, BaseClassDescriptor> &BCDPair : BCDs) {
+ for (const auto &BCDPair : BCDs) {
StringRef BCDName = BCDPair.first;
const BaseClassDescriptor &BCD = BCDPair.second;
outs() << BCDName << "[TypeDescriptor]: " << BCD.Symbols[0] << '\n';
outs() << BCDName << "[ClassHierarchyDescriptor]: " << BCD.Symbols[1]
<< '\n';
}
- for (const std::pair<StringRef, TypeDescriptor> &TDPair : TDs) {
+ for (const auto &TDPair : TDs) {
StringRef TDName = TDPair.first;
const TypeDescriptor &TD = TDPair.second;
outs() << TDName << "[VFPtr]: " << TD.Symbols[0] << '\n';
/*UseHexEscapes=*/true)
<< '\n';
}
- for (const std::pair<StringRef, ThrowInfo> &TIPair : TIs) {
+ for (const auto &TIPair : TIs) {
StringRef TIName = TIPair.first;
const ThrowInfo &TI = TIPair.second;
auto dumpThrowInfoFlag = [&](const char *Name, uint32_t Flag) {
dumpThrowInfoSymbol("ForwardCompat", 8);
dumpThrowInfoSymbol("CatchableTypeArray", 12);
}
- for (const std::pair<StringRef, CatchableTypeArray> &CTAPair : CTAs) {
+ for (const auto &CTAPair : CTAs) {
StringRef CTAName = CTAPair.first;
const CatchableTypeArray &CTA = CTAPair.second;
I != E; ++I)
outs() << CTAName << '[' << Idx++ << "]: " << I->second << '\n';
}
- for (const std::pair<StringRef, CatchableType> &CTPair : CTs) {
+ for (const auto &CTPair : CTs) {
StringRef CTName = CTPair.first;
const CatchableType &CT = CTPair.second;
auto dumpCatchableTypeFlag = [&](const char *Name, uint32_t Flag) {
<< "[CopyCtor]: " << (CT.Symbols[1].empty() ? "null" : CT.Symbols[1])
<< '\n';
}
- for (const std::pair<std::pair<StringRef, uint64_t>, StringRef> &VTTPair :
- VTTEntries) {
+ for (const auto &VTTPair : VTTEntries) {
StringRef VTTName = VTTPair.first.first;
uint64_t VTTOffset = VTTPair.first.second;
StringRef VTTEntry = VTTPair.second;
outs() << VTTName << '[' << VTTOffset << "]: " << VTTEntry << '\n';
}
- for (const std::pair<StringRef, StringRef> &TIPair : TINames) {
+ for (const auto &TIPair : TINames) {
StringRef TIName = TIPair.first;
outs() << TIName << ": " << TIPair.second << '\n';
}
std::for_each(opts::InputFilenames.begin(), opts::InputFilenames.end(),
dumpInput);
- return ReturnValue;
+ return EXIT_SUCCESS;
}
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