// Associate GPRel32 fixup with data and resize data area
void MCObjectStreamer::EmitGPRel32Value(const MCExpr *Value) {
MCDataFragment *DF = getOrCreateDataFragment();
DF->addFixup(MCFixup::Create(DF->getContents().size(),
Value,
FK_GPRel_4));
DF->getContents().resize(DF->getContents().size() + 4, 0);
}
void WinCOFFStreamer::EmitCOFFSecRel32(MCSymbol const *Symbol)
{
MCDataFragment *DF = getOrCreateDataFragment();
DF->addFixup(MCFixup::Create(DF->getContents().size(),
MCSymbolRefExpr::Create (Symbol, getContext ()),
FK_SecRel_4));
DF->getContents().resize(DF->getContents().size() + 4, 0);
}
void MCMachOStreamer::EmitInstToData(const MCInst &Inst) {
MCDataFragment *DF = getOrCreateDataFragment();
SmallVector<MCFixup, 4> Fixups;
SmallString<256> Code;
raw_svector_ostream VecOS(Code);
getAssembler().getEmitter().EncodeInstruction(Inst, VecOS, Fixups);
VecOS.flush();
// Add the fixups and data.
for (unsigned i = 0, e = Fixups.size(); i != e; ++i) {
Fixups[i].setOffset(Fixups[i].getOffset() + DF->getContents().size());
DF->addFixup(Fixups[i]);
}
DF->getContents().append(Code.begin(), Code.end());
}
void MCObjectStreamer::EmitValueImpl(const MCExpr *Value, unsigned Size,
unsigned AddrSpace) {
assert(AddrSpace == 0 && "Address space must be 0!");
MCDataFragment *DF = getOrCreateDataFragment();
// Avoid fixups when possible.
int64_t AbsValue;
if (AddValueSymbols(Value)->EvaluateAsAbsolute(AbsValue, getAssembler())) {
EmitIntValue(AbsValue, Size, AddrSpace);
return;
}
DF->addFixup(MCFixup::Create(DF->getContents().size(),
Value,
MCFixup::getKindForSize(Size, false)));
DF->getContents().resize(DF->getContents().size() + Size, 0);
}
