diff options
Diffstat (limited to 'lib/MC/ELFObjectWriter.h')
| -rw-r--r-- | lib/MC/ELFObjectWriter.h | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/lib/MC/ELFObjectWriter.h b/lib/MC/ELFObjectWriter.h index 9457623..f1d514a 100644 --- a/lib/MC/ELFObjectWriter.h +++ b/lib/MC/ELFObjectWriter.h @@ -50,8 +50,10 @@ class ELFObjectWriter : public MCObjectWriter { const MCSectionData &SD); static uint64_t GetSectionAddressSize(const MCAsmLayout &Layout, const MCSectionData &SD); - static void WriteDataSectionData(ELFObjectWriter *W, - const MCSectionData &SD); + + void WriteDataSectionData(MCAssembler &Asm, + const MCAsmLayout &Layout, + const MCSectionELF &Section); /*static bool isFixupKindX86RIPRel(unsigned Kind) { return Kind == X86::reloc_riprel_4byte || @@ -267,6 +269,10 @@ class ELFObjectWriter : public MCObjectWriter { typedef DenseMap<const MCSectionELF*, const MCSymbol*> GroupMapTy; // Map from a signature symbol to the group section typedef DenseMap<const MCSymbol*, const MCSectionELF*> RevGroupMapTy; + // Map from a section to the section with the relocations + typedef DenseMap<const MCSectionELF*, const MCSectionELF*> RelMapTy; + // Map from a section to its offset + typedef DenseMap<const MCSectionELF*, uint64_t> SectionOffsetMapTy; /// ComputeSymbolTable - Compute the symbol table data /// @@ -275,33 +281,42 @@ class ELFObjectWriter : public MCObjectWriter { /// string table. virtual void ComputeSymbolTable(MCAssembler &Asm, const SectionIndexMapTy &SectionIndexMap, - RevGroupMapTy RevGroupMap); + RevGroupMapTy RevGroupMap, + unsigned NumRegularSections); virtual void ComputeIndexMap(MCAssembler &Asm, - SectionIndexMapTy &SectionIndexMap); + SectionIndexMapTy &SectionIndexMap, + const RelMapTy &RelMap); - virtual void WriteRelocation(MCAssembler &Asm, MCAsmLayout &Layout, - const MCSectionData &SD); + void CreateRelocationSections(MCAssembler &Asm, MCAsmLayout &Layout, + RelMapTy &RelMap); - virtual void WriteRelocations(MCAssembler &Asm, MCAsmLayout &Layout) { - for (MCAssembler::const_iterator it = Asm.begin(), - ie = Asm.end(); it != ie; ++it) { - WriteRelocation(Asm, Layout, *it); - } - } + void WriteRelocations(MCAssembler &Asm, MCAsmLayout &Layout, + const RelMapTy &RelMap); virtual void CreateMetadataSections(MCAssembler &Asm, MCAsmLayout &Layout, - const SectionIndexMapTy &SectionIndexMap); + SectionIndexMapTy &SectionIndexMap, + const RelMapTy &RelMap); // Create the sections that show up in the symbol table. Currently // those are the .note.GNU-stack section and the group sections. virtual void CreateIndexedSections(MCAssembler &Asm, MCAsmLayout &Layout, GroupMapTy &GroupMap, - RevGroupMapTy &RevGroupMap); + RevGroupMapTy &RevGroupMap, + SectionIndexMapTy &SectionIndexMap, + const RelMapTy &RelMap); virtual void ExecutePostLayoutBinding(MCAssembler &Asm, const MCAsmLayout &Layout); + void WriteSectionHeader(MCAssembler &Asm, const GroupMapTy &GroupMap, + const MCAsmLayout &Layout, + const SectionIndexMapTy &SectionIndexMap, + const SectionOffsetMapTy &SectionOffsetMap); + + void ComputeSectionOrder(MCAssembler &Asm, + std::vector<const MCSectionELF*> &Sections); + virtual void WriteSecHdrEntry(uint32_t Name, uint32_t Type, uint64_t Flags, uint64_t Address, uint64_t Offset, uint64_t Size, uint32_t Link, uint32_t Info, |