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Diffstat (limited to 'lib/Object/MachOObjectFile.cpp')
-rw-r--r--lib/Object/MachOObjectFile.cpp121
1 files changed, 62 insertions, 59 deletions
diff --git a/lib/Object/MachOObjectFile.cpp b/lib/Object/MachOObjectFile.cpp
index 1fb0c13407..a71a139b02 100644
--- a/lib/Object/MachOObjectFile.cpp
+++ b/lib/Object/MachOObjectFile.cpp
@@ -28,6 +28,8 @@ using namespace llvm;
using namespace object;
namespace llvm {
+using std::error_code;
+
namespace object {
struct nlist_base {
@@ -316,7 +318,7 @@ static void printRelocationTargetName(const MachOObjectFile *O,
uint32_t Val = O->getPlainRelocationSymbolNum(RE);
for (const SymbolRef &Symbol : O->symbols()) {
- error_code ec;
+ std::error_code ec;
uint64_t Addr;
StringRef Name;
@@ -333,7 +335,7 @@ static void printRelocationTargetName(const MachOObjectFile *O,
// If we couldn't find a symbol that this relocation refers to, try
// to find a section beginning instead.
for (const SectionRef &Section : O->sections()) {
- error_code ec;
+ std::error_code ec;
uint64_t Addr;
StringRef Name;
@@ -427,7 +429,7 @@ static uint32_t getSectionFlags(const MachOObjectFile *O,
}
MachOObjectFile::MachOObjectFile(MemoryBuffer *Object, bool IsLittleEndian,
- bool Is64bits, error_code &EC,
+ bool Is64bits, std::error_code &EC,
bool BufferOwned)
: ObjectFile(getMachOType(IsLittleEndian, Is64bits), Object, BufferOwned),
SymtabLoadCmd(nullptr), DysymtabLoadCmd(nullptr),
@@ -475,8 +477,8 @@ void MachOObjectFile::moveSymbolNext(DataRefImpl &Symb) const {
Symb.p += SymbolTableEntrySize;
}
-error_code MachOObjectFile::getSymbolName(DataRefImpl Symb,
- StringRef &Res) const {
+std::error_code MachOObjectFile::getSymbolName(DataRefImpl Symb,
+ StringRef &Res) const {
StringRef StringTable = getStringTableData();
nlist_base Entry = getSymbolTableEntryBase(this, Symb);
const char *Start = &StringTable.data()[Entry.n_strx];
@@ -486,8 +488,8 @@ error_code MachOObjectFile::getSymbolName(DataRefImpl Symb,
// getIndirectName() returns the name of the alias'ed symbol who's string table
// index is in the n_value field.
-error_code MachOObjectFile::getIndirectName(DataRefImpl Symb,
- StringRef &Res) const {
+std::error_code MachOObjectFile::getIndirectName(DataRefImpl Symb,
+ StringRef &Res) const {
StringRef StringTable = getStringTableData();
uint64_t NValue;
if (is64Bit()) {
@@ -508,8 +510,8 @@ error_code MachOObjectFile::getIndirectName(DataRefImpl Symb,
return object_error::success;
}
-error_code MachOObjectFile::getSymbolAddress(DataRefImpl Symb,
- uint64_t &Res) const {
+std::error_code MachOObjectFile::getSymbolAddress(DataRefImpl Symb,
+ uint64_t &Res) const {
if (is64Bit()) {
MachO::nlist_64 Entry = getSymbol64TableEntry(Symb);
if ((Entry.n_type & MachO::N_TYPE) == MachO::N_UNDF &&
@@ -528,8 +530,8 @@ error_code MachOObjectFile::getSymbolAddress(DataRefImpl Symb,
return object_error::success;
}
-error_code MachOObjectFile::getSymbolAlignment(DataRefImpl DRI,
- uint32_t &Result) const {
+std::error_code MachOObjectFile::getSymbolAlignment(DataRefImpl DRI,
+ uint32_t &Result) const {
uint32_t flags = getSymbolFlags(DRI);
if (flags & SymbolRef::SF_Common) {
nlist_base Entry = getSymbolTableEntryBase(this, DRI);
@@ -540,8 +542,8 @@ error_code MachOObjectFile::getSymbolAlignment(DataRefImpl DRI,
return object_error::success;
}
-error_code MachOObjectFile::getSymbolSize(DataRefImpl DRI,
- uint64_t &Result) const {
+std::error_code MachOObjectFile::getSymbolSize(DataRefImpl DRI,
+ uint64_t &Result) const {
uint64_t BeginOffset;
uint64_t EndOffset = 0;
uint8_t SectionIndex;
@@ -589,8 +591,8 @@ error_code MachOObjectFile::getSymbolSize(DataRefImpl DRI,
return object_error::success;
}
-error_code MachOObjectFile::getSymbolType(DataRefImpl Symb,
- SymbolRef::Type &Res) const {
+std::error_code MachOObjectFile::getSymbolType(DataRefImpl Symb,
+ SymbolRef::Type &Res) const {
nlist_base Entry = getSymbolTableEntryBase(this, Symb);
uint8_t n_type = Entry.n_type;
@@ -649,9 +651,8 @@ uint32_t MachOObjectFile::getSymbolFlags(DataRefImpl DRI) const {
return Result;
}
-error_code
-MachOObjectFile::getSymbolSection(DataRefImpl Symb,
- section_iterator &Res) const {
+std::error_code MachOObjectFile::getSymbolSection(DataRefImpl Symb,
+ section_iterator &Res) const {
nlist_base Entry = getSymbolTableEntryBase(this, Symb);
uint8_t index = Entry.n_sect;
@@ -670,15 +671,15 @@ void MachOObjectFile::moveSectionNext(DataRefImpl &Sec) const {
Sec.d.a++;
}
-error_code
-MachOObjectFile::getSectionName(DataRefImpl Sec, StringRef &Result) const {
+std::error_code MachOObjectFile::getSectionName(DataRefImpl Sec,
+ StringRef &Result) const {
ArrayRef<char> Raw = getSectionRawName(Sec);
Result = parseSegmentOrSectionName(Raw.data());
return object_error::success;
}
-error_code
-MachOObjectFile::getSectionAddress(DataRefImpl Sec, uint64_t &Res) const {
+std::error_code MachOObjectFile::getSectionAddress(DataRefImpl Sec,
+ uint64_t &Res) const {
if (is64Bit()) {
MachO::section_64 Sect = getSection64(Sec);
Res = Sect.addr;
@@ -689,8 +690,8 @@ MachOObjectFile::getSectionAddress(DataRefImpl Sec, uint64_t &Res) const {
return object_error::success;
}
-error_code
-MachOObjectFile::getSectionSize(DataRefImpl Sec, uint64_t &Res) const {
+std::error_code MachOObjectFile::getSectionSize(DataRefImpl Sec,
+ uint64_t &Res) const {
if (is64Bit()) {
MachO::section_64 Sect = getSection64(Sec);
Res = Sect.size;
@@ -702,8 +703,8 @@ MachOObjectFile::getSectionSize(DataRefImpl Sec, uint64_t &Res) const {
return object_error::success;
}
-error_code
-MachOObjectFile::getSectionContents(DataRefImpl Sec, StringRef &Res) const {
+std::error_code MachOObjectFile::getSectionContents(DataRefImpl Sec,
+ StringRef &Res) const {
uint32_t Offset;
uint64_t Size;
@@ -721,8 +722,8 @@ MachOObjectFile::getSectionContents(DataRefImpl Sec, StringRef &Res) const {
return object_error::success;
}
-error_code
-MachOObjectFile::getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const {
+std::error_code MachOObjectFile::getSectionAlignment(DataRefImpl Sec,
+ uint64_t &Res) const {
uint32_t Align;
if (is64Bit()) {
MachO::section_64 Sect = getSection64(Sec);
@@ -736,14 +737,15 @@ MachOObjectFile::getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const {
return object_error::success;
}
-error_code
-MachOObjectFile::isSectionText(DataRefImpl Sec, bool &Res) const {
+std::error_code MachOObjectFile::isSectionText(DataRefImpl Sec,
+ bool &Res) const {
uint32_t Flags = getSectionFlags(this, Sec);
Res = Flags & MachO::S_ATTR_PURE_INSTRUCTIONS;
return object_error::success;
}
-error_code MachOObjectFile::isSectionData(DataRefImpl Sec, bool &Result) const {
+std::error_code MachOObjectFile::isSectionData(DataRefImpl Sec,
+ bool &Result) const {
uint32_t Flags = getSectionFlags(this, Sec);
unsigned SectionType = Flags & MachO::SECTION_TYPE;
Result = !(Flags & MachO::S_ATTR_PURE_INSTRUCTIONS) &&
@@ -752,7 +754,8 @@ error_code MachOObjectFile::isSectionData(DataRefImpl Sec, bool &Result) const {
return object_error::success;
}
-error_code MachOObjectFile::isSectionBSS(DataRefImpl Sec, bool &Result) const {
+std::error_code MachOObjectFile::isSectionBSS(DataRefImpl Sec,
+ bool &Result) const {
uint32_t Flags = getSectionFlags(this, Sec);
unsigned SectionType = Flags & MachO::SECTION_TYPE;
Result = !(Flags & MachO::S_ATTR_PURE_INSTRUCTIONS) &&
@@ -761,7 +764,7 @@ error_code MachOObjectFile::isSectionBSS(DataRefImpl Sec, bool &Result) const {
return object_error::success;
}
-error_code
+std::error_code
MachOObjectFile::isSectionRequiredForExecution(DataRefImpl Sec,
bool &Result) const {
// FIXME: Unimplemented.
@@ -769,15 +772,15 @@ MachOObjectFile::isSectionRequiredForExecution(DataRefImpl Sec,
return object_error::success;
}
-error_code MachOObjectFile::isSectionVirtual(DataRefImpl Sec,
- bool &Result) const {
+std::error_code MachOObjectFile::isSectionVirtual(DataRefImpl Sec,
+ bool &Result) const {
// FIXME: Unimplemented.
Result = false;
return object_error::success;
}
-error_code
-MachOObjectFile::isSectionZeroInit(DataRefImpl Sec, bool &Res) const {
+std::error_code MachOObjectFile::isSectionZeroInit(DataRefImpl Sec,
+ bool &Res) const {
uint32_t Flags = getSectionFlags(this, Sec);
unsigned SectionType = Flags & MachO::SECTION_TYPE;
Res = SectionType == MachO::S_ZEROFILL ||
@@ -785,8 +788,8 @@ MachOObjectFile::isSectionZeroInit(DataRefImpl Sec, bool &Res) const {
return object_error::success;
}
-error_code MachOObjectFile::isSectionReadOnlyData(DataRefImpl Sec,
- bool &Result) const {
+std::error_code MachOObjectFile::isSectionReadOnlyData(DataRefImpl Sec,
+ bool &Result) const {
// Consider using the code from isSectionText to look for __const sections.
// Alternately, emit S_ATTR_PURE_INSTRUCTIONS and/or S_ATTR_SOME_INSTRUCTIONS
// to use section attributes to distinguish code from data.
@@ -796,9 +799,9 @@ error_code MachOObjectFile::isSectionReadOnlyData(DataRefImpl Sec,
return object_error::success;
}
-error_code
-MachOObjectFile::sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb,
- bool &Result) const {
+std::error_code MachOObjectFile::sectionContainsSymbol(DataRefImpl Sec,
+ DataRefImpl Symb,
+ bool &Result) const {
SymbolRef::Type ST;
this->getSymbolType(Symb, ST);
if (ST == SymbolRef::ST_Unknown) {
@@ -846,8 +849,8 @@ void MachOObjectFile::moveRelocationNext(DataRefImpl &Rel) const {
++Rel.d.b;
}
-error_code
-MachOObjectFile::getRelocationAddress(DataRefImpl Rel, uint64_t &Res) const {
+std::error_code MachOObjectFile::getRelocationAddress(DataRefImpl Rel,
+ uint64_t &Res) const {
uint64_t Offset;
getRelocationOffset(Rel, Offset);
@@ -859,8 +862,8 @@ MachOObjectFile::getRelocationAddress(DataRefImpl Rel, uint64_t &Res) const {
return object_error::success;
}
-error_code MachOObjectFile::getRelocationOffset(DataRefImpl Rel,
- uint64_t &Res) const {
+std::error_code MachOObjectFile::getRelocationOffset(DataRefImpl Rel,
+ uint64_t &Res) const {
assert(getHeader().filetype == MachO::MH_OBJECT &&
"Only implemented for MH_OBJECT");
MachO::any_relocation_info RE = getRelocation(Rel);
@@ -886,14 +889,14 @@ MachOObjectFile::getRelocationSymbol(DataRefImpl Rel) const {
return symbol_iterator(SymbolRef(Sym, this));
}
-error_code MachOObjectFile::getRelocationType(DataRefImpl Rel,
- uint64_t &Res) const {
+std::error_code MachOObjectFile::getRelocationType(DataRefImpl Rel,
+ uint64_t &Res) const {
MachO::any_relocation_info RE = getRelocation(Rel);
Res = getAnyRelocationType(RE);
return object_error::success;
}
-error_code
+std::error_code
MachOObjectFile::getRelocationTypeName(DataRefImpl Rel,
SmallVectorImpl<char> &Result) const {
StringRef res;
@@ -1006,7 +1009,7 @@ MachOObjectFile::getRelocationTypeName(DataRefImpl Rel,
return object_error::success;
}
-error_code
+std::error_code
MachOObjectFile::getRelocationValueString(DataRefImpl Rel,
SmallVectorImpl<char> &Result) const {
MachO::any_relocation_info RE = getRelocation(Rel);
@@ -1182,8 +1185,8 @@ MachOObjectFile::getRelocationValueString(DataRefImpl Rel,
return object_error::success;
}
-error_code
-MachOObjectFile::getRelocationHidden(DataRefImpl Rel, bool &Result) const {
+std::error_code MachOObjectFile::getRelocationHidden(DataRefImpl Rel,
+ bool &Result) const {
unsigned Arch = getArch();
uint64_t Type;
getRelocationType(Rel, Type);
@@ -1210,13 +1213,13 @@ MachOObjectFile::getRelocationHidden(DataRefImpl Rel, bool &Result) const {
return object_error::success;
}
-error_code MachOObjectFile::getLibraryNext(DataRefImpl LibData,
- LibraryRef &Res) const {
+std::error_code MachOObjectFile::getLibraryNext(DataRefImpl LibData,
+ LibraryRef &Res) const {
report_fatal_error("Needed libraries unimplemented in MachOObjectFile");
}
-error_code MachOObjectFile::getLibraryPath(DataRefImpl LibData,
- StringRef &Res) const {
+std::error_code MachOObjectFile::getLibraryPath(DataRefImpl LibData,
+ StringRef &Res) const {
report_fatal_error("Needed libraries unimplemented in MachOObjectFile");
}
@@ -1367,8 +1370,8 @@ guess_qtx:
// normal two-level namespace default (that is MH_TWOLEVEL in the header).
// It is passed the index (0 - based) of the library as translated from
// GET_LIBRARY_ORDINAL (1 - based).
-error_code MachOObjectFile::getLibraryShortNameByIndex(unsigned Index,
- StringRef &Res) {
+std::error_code MachOObjectFile::getLibraryShortNameByIndex(unsigned Index,
+ StringRef &Res) {
if (Index >= Libraries.size())
return object_error::parse_failed;
@@ -1818,7 +1821,7 @@ void MachOObjectFile::ReadULEB128s(uint64_t Index,
ErrorOr<ObjectFile *> ObjectFile::createMachOObjectFile(MemoryBuffer *Buffer,
bool BufferOwned) {
StringRef Magic = Buffer->getBuffer().slice(0, 4);
- error_code EC;
+ std::error_code EC;
std::unique_ptr<MachOObjectFile> Ret;
if (Magic == "\xFE\xED\xFA\xCE")
Ret.reset(new MachOObjectFile(Buffer, false, false, EC, BufferOwned));
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 20:26:24 +0000