diff options
Diffstat (limited to 'lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOI386.h')
-rw-r--r-- | lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOI386.h | 78 |
1 files changed, 39 insertions, 39 deletions
diff --git a/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOI386.h b/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOI386.h index 258b847..67d7027 100644 --- a/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOI386.h +++ b/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOI386.h @@ -31,10 +31,11 @@ public: relocation_iterator processRelocationRef(unsigned SectionID, relocation_iterator RelI, - ObjectImage &ObjImg, ObjSectionToIDMap &ObjSectionToID, - const SymbolTableMap &Symbols, StubMap &Stubs) override { + const ObjectFile &BaseObjT, + ObjSectionToIDMap &ObjSectionToID, + StubMap &Stubs) override { const MachOObjectFile &Obj = - static_cast<const MachOObjectFile &>(*ObjImg.getObjectFile()); + static_cast<const MachOObjectFile &>(BaseObjT); MachO::any_relocation_info RelInfo = Obj.getRelocation(RelI->getRawDataRefImpl()); uint32_t RelType = Obj.getAnyRelocationType(RelInfo); @@ -42,18 +43,18 @@ public: if (Obj.isRelocationScattered(RelInfo)) { if (RelType == MachO::GENERIC_RELOC_SECTDIFF || RelType == MachO::GENERIC_RELOC_LOCAL_SECTDIFF) - return processSECTDIFFRelocation(SectionID, RelI, ObjImg, + return processSECTDIFFRelocation(SectionID, RelI, Obj, ObjSectionToID); else if (RelType == MachO::GENERIC_RELOC_VANILLA) - return processI386ScatteredVANILLA(SectionID, RelI, ObjImg, + return processI386ScatteredVANILLA(SectionID, RelI, Obj, ObjSectionToID); llvm_unreachable("Unhandled scattered relocation."); } - RelocationEntry RE(getRelocationEntry(SectionID, ObjImg, RelI)); + RelocationEntry RE(getRelocationEntry(SectionID, Obj, RelI)); RE.Addend = memcpyAddend(RE); RelocationValueRef Value( - getRelocationValueRef(ObjImg, RelI, RE, ObjSectionToID, Symbols)); + getRelocationValueRef(Obj, RelI, RE, ObjSectionToID)); // Addends for external, PC-rel relocations on i386 point back to the zero // offset. Calculate the final offset from the relocation target instead. @@ -66,7 +67,7 @@ public: // Value.Addend += RelocAddr + 4; // } if (RE.IsPCRel) - makeValueAddendPCRel(Value, ObjImg, RelI, 1 << RE.Size); + makeValueAddendPCRel(Value, Obj, RelI, 1 << RE.Size); RE.Addend = Value.Offset; @@ -110,34 +111,32 @@ public: } } - void finalizeSection(ObjectImage &ObjImg, unsigned SectionID, + void finalizeSection(const ObjectFile &Obj, unsigned SectionID, const SectionRef &Section) { StringRef Name; Section.getName(Name); if (Name == "__jump_table") - populateJumpTable(cast<MachOObjectFile>(*ObjImg.getObjectFile()), Section, - SectionID); + populateJumpTable(cast<MachOObjectFile>(Obj), Section, SectionID); else if (Name == "__pointers") - populateIndirectSymbolPointersSection( - cast<MachOObjectFile>(*ObjImg.getObjectFile()), - Section, SectionID); + populateIndirectSymbolPointersSection(cast<MachOObjectFile>(Obj), + Section, SectionID); } private: relocation_iterator processSECTDIFFRelocation(unsigned SectionID, relocation_iterator RelI, - ObjectImage &Obj, + const ObjectFile &BaseObjT, ObjSectionToIDMap &ObjSectionToID) { - const MachOObjectFile *MachO = - static_cast<const MachOObjectFile *>(Obj.getObjectFile()); + const MachOObjectFile &Obj = + static_cast<const MachOObjectFile&>(BaseObjT); MachO::any_relocation_info RE = - MachO->getRelocation(RelI->getRawDataRefImpl()); + Obj.getRelocation(RelI->getRawDataRefImpl()); SectionEntry &Section = Sections[SectionID]; - uint32_t RelocType = MachO->getAnyRelocationType(RE); - bool IsPCRel = MachO->getAnyRelocationPCRel(RE); - unsigned Size = MachO->getAnyRelocationLength(RE); + uint32_t RelocType = Obj.getAnyRelocationType(RE); + bool IsPCRel = Obj.getAnyRelocationPCRel(RE); + unsigned Size = Obj.getAnyRelocationLength(RE); uint64_t Offset; RelI->getOffset(Offset); uint8_t *LocalAddress = Section.Address + Offset; @@ -146,11 +145,11 @@ private: ++RelI; MachO::any_relocation_info RE2 = - MachO->getRelocation(RelI->getRawDataRefImpl()); + Obj.getRelocation(RelI->getRawDataRefImpl()); - uint32_t AddrA = MachO->getScatteredRelocationValue(RE); - section_iterator SAI = getSectionByAddress(*MachO, AddrA); - assert(SAI != MachO->section_end() && "Can't find section for address A"); + uint32_t AddrA = Obj.getScatteredRelocationValue(RE); + section_iterator SAI = getSectionByAddress(Obj, AddrA); + assert(SAI != Obj.section_end() && "Can't find section for address A"); uint64_t SectionABase = SAI->getAddress(); uint64_t SectionAOffset = AddrA - SectionABase; SectionRef SectionA = *SAI; @@ -158,9 +157,9 @@ private: uint32_t SectionAID = findOrEmitSection(Obj, SectionA, IsCode, ObjSectionToID); - uint32_t AddrB = MachO->getScatteredRelocationValue(RE2); - section_iterator SBI = getSectionByAddress(*MachO, AddrB); - assert(SBI != MachO->section_end() && "Can't find section for address B"); + uint32_t AddrB = Obj.getScatteredRelocationValue(RE2); + section_iterator SBI = getSectionByAddress(Obj, AddrB); + assert(SBI != Obj.section_end() && "Can't find section for address B"); uint64_t SectionBBase = SBI->getAddress(); uint64_t SectionBOffset = AddrB - SectionBBase; SectionRef SectionB = *SBI; @@ -186,26 +185,27 @@ private: } relocation_iterator processI386ScatteredVANILLA( - unsigned SectionID, relocation_iterator RelI, ObjectImage &Obj, + unsigned SectionID, relocation_iterator RelI, + const ObjectFile &BaseObjT, RuntimeDyldMachO::ObjSectionToIDMap &ObjSectionToID) { - const MachOObjectFile *MachO = - static_cast<const MachOObjectFile *>(Obj.getObjectFile()); + const MachOObjectFile &Obj = + static_cast<const MachOObjectFile&>(BaseObjT); MachO::any_relocation_info RE = - MachO->getRelocation(RelI->getRawDataRefImpl()); + Obj.getRelocation(RelI->getRawDataRefImpl()); SectionEntry &Section = Sections[SectionID]; - uint32_t RelocType = MachO->getAnyRelocationType(RE); - bool IsPCRel = MachO->getAnyRelocationPCRel(RE); - unsigned Size = MachO->getAnyRelocationLength(RE); + uint32_t RelocType = Obj.getAnyRelocationType(RE); + bool IsPCRel = Obj.getAnyRelocationPCRel(RE); + unsigned Size = Obj.getAnyRelocationLength(RE); uint64_t Offset; RelI->getOffset(Offset); uint8_t *LocalAddress = Section.Address + Offset; unsigned NumBytes = 1 << Size; int64_t Addend = readBytesUnaligned(LocalAddress, NumBytes); - unsigned SymbolBaseAddr = MachO->getScatteredRelocationValue(RE); - section_iterator TargetSI = getSectionByAddress(*MachO, SymbolBaseAddr); - assert(TargetSI != MachO->section_end() && "Can't find section for symbol"); + unsigned SymbolBaseAddr = Obj.getScatteredRelocationValue(RE); + section_iterator TargetSI = getSectionByAddress(Obj, SymbolBaseAddr); + assert(TargetSI != Obj.section_end() && "Can't find section for symbol"); uint64_t SectionBaseAddr = TargetSI->getAddress(); SectionRef TargetSection = *TargetSI; bool IsCode = TargetSection.isText(); @@ -221,7 +221,7 @@ private: } // Populate stubs in __jump_table section. - void populateJumpTable(MachOObjectFile &Obj, const SectionRef &JTSection, + void populateJumpTable(const MachOObjectFile &Obj, const SectionRef &JTSection, unsigned JTSectionID) { assert(!Obj.is64Bit() && "__jump_table section not supported in 64-bit MachO."); |