void RuntimeDyldImpl::resolveRelocationList(const RelocationList &Relocs,
uint64_t Value) {
for (unsigned i = 0, e = Relocs.size(); i != e; ++i) {
const RelocationEntry &RE = Relocs[i];
// Ignore relocations for sections that were not loaded
if (Sections[RE.SectionID].Address == 0)
continue;
resolveRelocation(RE, Value);
}
}
void RuntimeDyldImpl::resolveRelocationEntry(const RelocationEntry &RE,
uint64_t Value) {
// Ignore relocations for sections that were not loaded
if (Sections[RE.SectionID].Address != 0) {
uint8_t *Target = Sections[RE.SectionID].Address + RE.Offset;
DEBUG(dbgs() << "\tSectionID: " << RE.SectionID
<< " + " << RE.Offset << " (" << format("%p", Target) << ")"
<< " Data: " << RE.Data
<< " Addend: " << RE.Addend
<< "\n");
resolveRelocation(Target, Sections[RE.SectionID].LoadAddress + RE.Offset,
Value, RE.Data, RE.Addend);
}
}
void RuntimeDyldImpl::resolveRelocationEntry(const RelocationEntry &RE,
uint64_t Value) {
// Ignore relocations for sections that were not loaded
if (Sections[RE.SectionID].Address != 0) {
DEBUG(dbgs() << "\tSectionID: " << RE.SectionID
<< " + " << RE.Offset << " ("
<< format("%p", Sections[RE.SectionID].Address + RE.Offset) << ")"
<< " RelType: " << RE.RelType
<< " Addend: " << RE.Addend
<< "\n");
resolveRelocation(Sections[RE.SectionID], RE.Offset,
Value, RE.RelType, RE.Addend);
}
}
void Dumper::printRuntimeFunction(const Context &Ctx,
const coff_section *Section,
uint64_t SectionOffset,
const RuntimeFunction &RF) {
DictScope RFS(SW, "RuntimeFunction");
printRuntimeFunctionEntry(Ctx, Section, SectionOffset, RF);
const coff_section *XData;
uint64_t Offset;
resolveRelocation(Ctx, Section, SectionOffset + 8, XData, Offset);
ArrayRef<uint8_t> Contents;
error(Ctx.COFF.getSectionContents(XData, Contents));
if (Contents.empty())
return;
Offset = Offset + RF.UnwindInfoOffset;
if (Offset > Contents.size())
return;
const auto UI = reinterpret_cast<const UnwindInfo*>(Contents.data() + Offset);
printUnwindInfo(Ctx, XData, Offset, *UI);
}
