if (Arch == Triple::x86) {
if (Size != 1 && Size != 2 && Size != 4 && Size != 0)
return 0;
- // First search the section's relocation entries (if any) for an entry
- // for this section offset.
+ if (info->O->getHeader().filetype != MachO::MH_OBJECT) {
+ // TODO:
+ // Search the external relocation entries of a fully linked image
+ // (if any) for an entry that matches this segment offset.
+ // uint32_t seg_offset = (Pc + Offset);
+ return 0;
+ }
+ // In MH_OBJECT filetypes search the section's relocation entries (if any)
+ // for an entry for this section offset.
uint32_t sect_addr = info->S.getAddress();
uint32_t sect_offset = (Pc + Offset) - sect_addr;
bool reloc_found = false;
op_info->Value = offset;
return 1;
}
- // TODO:
- // Second search the external relocation entries of a fully linked image
- // (if any) for an entry that matches this segment offset.
- // uint32_t seg_offset = (Pc + Offset);
return 0;
}
if (Arch == Triple::x86_64) {
if (Size != 1 && Size != 2 && Size != 4 && Size != 0)
return 0;
- // First search the section's relocation entries (if any) for an entry
- // for this section offset.
+ if (info->O->getHeader().filetype != MachO::MH_OBJECT) {
+ // TODO:
+ // Search the external relocation entries of a fully linked image
+ // (if any) for an entry that matches this segment offset.
+ // uint64_t seg_offset = (Pc + Offset);
+ return 0;
+ }
+ // In MH_OBJECT filetypes search the section's relocation entries (if any)
+ // for an entry for this section offset.
uint64_t sect_addr = info->S.getAddress();
uint64_t sect_offset = (Pc + Offset) - sect_addr;
bool reloc_found = false;
op_info->AddSymbol.Name = name;
return 1;
}
- // TODO:
- // Second search the external relocation entries of a fully linked image
- // (if any) for an entry that matches this segment offset.
- // uint64_t seg_offset = (Pc + Offset);
return 0;
}
if (Arch == Triple::arm) {
if (Offset != 0 || (Size != 4 && Size != 2))
return 0;
- // First search the section's relocation entries (if any) for an entry
- // for this section offset.
+ if (info->O->getHeader().filetype != MachO::MH_OBJECT) {
+ // TODO:
+ // Search the external relocation entries of a fully linked image
+ // (if any) for an entry that matches this segment offset.
+ // uint32_t seg_offset = (Pc + Offset);
+ return 0;
+ }
+ // In MH_OBJECT filetypes search the section's relocation entries (if any)
+ // for an entry for this section offset.
uint32_t sect_addr = info->S.getAddress();
uint32_t sect_offset = (Pc + Offset) - sect_addr;
DataRefImpl Rel;
if (Arch == Triple::aarch64) {
if (Offset != 0 || Size != 4)
return 0;
- // First search the section's relocation entries (if any) for an entry
- // for this section offset.
+ if (info->O->getHeader().filetype != MachO::MH_OBJECT) {
+ // TODO:
+ // Search the external relocation entries of a fully linked image
+ // (if any) for an entry that matches this segment offset.
+ // uint64_t seg_offset = (Pc + Offset);
+ return 0;
+ }
+ // In MH_OBJECT filetypes search the section's relocation entries (if any)
+ // for an entry for this section offset.
uint64_t sect_addr = info->S.getAddress();
uint64_t sect_offset = (Pc + Offset) - sect_addr;
auto Reloc =
uint64_t *ReferenceType,
struct DisassembleInfo *info) {
// First see if there is an external relocation entry at the ReferencePC.
- uint64_t sect_addr = info->S.getAddress();
- uint64_t sect_offset = ReferencePC - sect_addr;
- bool reloc_found = false;
- DataRefImpl Rel;
- MachO::any_relocation_info RE;
- bool isExtern = false;
- SymbolRef Symbol;
- for (const RelocationRef &Reloc : info->S.relocations()) {
- uint64_t RelocOffset = Reloc.getOffset();
- if (RelocOffset == sect_offset) {
- Rel = Reloc.getRawDataRefImpl();
- RE = info->O->getRelocation(Rel);
- if (info->O->isRelocationScattered(RE))
- continue;
- isExtern = info->O->getPlainRelocationExternal(RE);
- if (isExtern) {
- symbol_iterator RelocSym = Reloc.getSymbol();
- Symbol = *RelocSym;
+ if (info->O->getHeader().filetype == MachO::MH_OBJECT) {
+ uint64_t sect_addr = info->S.getAddress();
+ uint64_t sect_offset = ReferencePC - sect_addr;
+ bool reloc_found = false;
+ DataRefImpl Rel;
+ MachO::any_relocation_info RE;
+ bool isExtern = false;
+ SymbolRef Symbol;
+ for (const RelocationRef &Reloc : info->S.relocations()) {
+ uint64_t RelocOffset = Reloc.getOffset();
+ if (RelocOffset == sect_offset) {
+ Rel = Reloc.getRawDataRefImpl();
+ RE = info->O->getRelocation(Rel);
+ if (info->O->isRelocationScattered(RE))
+ continue;
+ isExtern = info->O->getPlainRelocationExternal(RE);
+ if (isExtern) {
+ symbol_iterator RelocSym = Reloc.getSymbol();
+ Symbol = *RelocSym;
+ }
+ reloc_found = true;
+ break;
}
- reloc_found = true;
- break;
}
- }
- // If there is an external relocation entry for a symbol in a section
- // then used that symbol's value for the value of the reference.
- if (reloc_found && isExtern) {
- if (info->O->getAnyRelocationPCRel(RE)) {
- unsigned Type = info->O->getAnyRelocationType(RE);
- if (Type == MachO::X86_64_RELOC_SIGNED) {
- ReferenceValue = Symbol.getValue();
+ // If there is an external relocation entry for a symbol in a section
+ // then used that symbol's value for the value of the reference.
+ if (reloc_found && isExtern) {
+ if (info->O->getAnyRelocationPCRel(RE)) {
+ unsigned Type = info->O->getAnyRelocationType(RE);
+ if (Type == MachO::X86_64_RELOC_SIGNED) {
+ ReferenceValue = Symbol.getValue();
+ }
}
}
}
bool symbolTableWorked = false;
- // Parse relocations.
- std::vector<std::pair<uint64_t, SymbolRef>> Relocs;
- for (const RelocationRef &Reloc : Sections[SectIdx].relocations()) {
- uint64_t RelocOffset = Reloc.getOffset();
- uint64_t SectionAddress = Sections[SectIdx].getAddress();
- RelocOffset -= SectionAddress;
-
- symbol_iterator RelocSym = Reloc.getSymbol();
-
- Relocs.push_back(std::make_pair(RelocOffset, *RelocSym));
- }
- array_pod_sort(Relocs.begin(), Relocs.end());
-
// Create a map of symbol addresses to symbol names for use by
// the SymbolizerSymbolLookUp() routine.
SymbolAddressMap AddrMap;