/// \returns The new offset.
uint64_t padToAlignment(unsigned Align) {
+ if (Align == 0)
+ Align = 1;
uint64_t CurrentOffset = InitialOffset + OS.tell();
uint64_t AlignedOffset = RoundUpToAlignment(CurrentOffset, Align);
for (; CurrentOffset != AlignedOffset; ++CurrentOffset)
ContiguousBlobAccumulator(uint64_t InitialOffset_)
: InitialOffset(InitialOffset_), Buf(), OS(Buf) {}
template <class Integer>
- raw_ostream &getOSAndAlignedOffset(Integer &Offset, unsigned Align = 16) {
+ raw_ostream &getOSAndAlignedOffset(Integer &Offset, unsigned Align) {
Offset = padToAlignment(Align);
return OS;
}
SHeader.sh_size = S->Size;
// SHT_NOBITS section does not have content
// so just to setup the section offset.
- CBA.getOSAndAlignedOffset(SHeader.sh_offset);
+ CBA.getOSAndAlignedOffset(SHeader.sh_offset, SHeader.sh_addralign);
} else
llvm_unreachable("Unknown section type");
addSymbols(Doc.Symbols.Global, Syms, ELF::STB_GLOBAL);
addSymbols(Doc.Symbols.Weak, Syms, ELF::STB_WEAK);
- writeArrayData(CBA.getOSAndAlignedOffset(SHeader.sh_offset),
- makeArrayRef(Syms));
+ writeArrayData(
+ CBA.getOSAndAlignedOffset(SHeader.sh_offset, SHeader.sh_addralign),
+ makeArrayRef(Syms));
SHeader.sh_size = arrayDataSize(makeArrayRef(Syms));
}
zero(SHeader);
SHeader.sh_name = DotShStrtab.getOffset(Name);
SHeader.sh_type = ELF::SHT_STRTAB;
- CBA.getOSAndAlignedOffset(SHeader.sh_offset) << STB.data();
+ CBA.getOSAndAlignedOffset(SHeader.sh_offset, SHeader.sh_addralign)
+ << STB.data();
SHeader.sh_size = STB.data().size();
SHeader.sh_addralign = 1;
}
ContiguousBlobAccumulator &CBA) {
assert(Section.Size >= Section.Content.binary_size() &&
"Section size and section content are inconsistent");
- raw_ostream &OS = CBA.getOSAndAlignedOffset(SHeader.sh_offset);
+ raw_ostream &OS =
+ CBA.getOSAndAlignedOffset(SHeader.sh_offset, SHeader.sh_addralign);
Section.Content.writeAsBinary(OS);
for (auto i = Section.Content.binary_size(); i < Section.Size; ++i)
OS.write(0);
SHeader.sh_entsize = IsRela ? sizeof(Elf_Rela) : sizeof(Elf_Rel);
SHeader.sh_size = SHeader.sh_entsize * Section.Relocations.size();
- auto &OS = CBA.getOSAndAlignedOffset(SHeader.sh_offset);
+ auto &OS = CBA.getOSAndAlignedOffset(SHeader.sh_offset, SHeader.sh_addralign);
for (const auto &Rel : Section.Relocations) {
unsigned SymIdx = 0;
SHeader.sh_entsize = sizeof(Elf_Word);
SHeader.sh_size = SHeader.sh_entsize * Section.Members.size();
- auto &OS = CBA.getOSAndAlignedOffset(SHeader.sh_offset);
+ auto &OS = CBA.getOSAndAlignedOffset(SHeader.sh_offset, SHeader.sh_addralign);
for (auto member : Section.Members) {
Elf_Word SIdx;
SHeader.sh_entsize = sizeof(Flags);
SHeader.sh_size = SHeader.sh_entsize;
- auto &OS = CBA.getOSAndAlignedOffset(SHeader.sh_offset);
+ auto &OS = CBA.getOSAndAlignedOffset(SHeader.sh_offset, SHeader.sh_addralign);
Flags.version = Section.Version;
Flags.isa_level = Section.ISALevel;
Flags.isa_rev = Section.ISARevision;