+void MCObjectStreamer::EmitBytes(StringRef Data, unsigned AddrSpace) {
+ assert(AddrSpace == 0 && "Address space must be 0!");
+ getOrCreateDataFragment()->getContents().append(Data.begin(), Data.end());
+}
+
+void MCObjectStreamer::EmitValueToAlignment(unsigned ByteAlignment,
+ int64_t Value,
+ unsigned ValueSize,
+ unsigned MaxBytesToEmit) {
+ if (MaxBytesToEmit == 0)
+ MaxBytesToEmit = ByteAlignment;
+ new MCAlignFragment(ByteAlignment, Value, ValueSize, MaxBytesToEmit,
+ getCurrentSectionData());
+
+ // Update the maximum alignment on the current section if necessary.
+ if (ByteAlignment > getCurrentSectionData()->getAlignment())
+ getCurrentSectionData()->setAlignment(ByteAlignment);
+}
+
+void MCObjectStreamer::EmitCodeAlignment(unsigned ByteAlignment,
+ unsigned MaxBytesToEmit) {
+ EmitValueToAlignment(ByteAlignment, 0, 1, MaxBytesToEmit);
+ cast<MCAlignFragment>(getCurrentFragment())->setEmitNops(true);
+}
+
+bool MCObjectStreamer::EmitValueToOffset(const MCExpr *Offset,
+ unsigned char Value) {
+ int64_t Res;
+ if (Offset->EvaluateAsAbsolute(Res, getAssembler())) {
+ new MCOrgFragment(*Offset, Value, getCurrentSectionData());
+ return false;
+ }
+
+ MCSymbol *CurrentPos = getContext().CreateTempSymbol();
+ EmitLabel(CurrentPos);
+ MCSymbolRefExpr::VariantKind Variant = MCSymbolRefExpr::VK_None;
+ const MCExpr *Ref =
+ MCSymbolRefExpr::Create(CurrentPos, Variant, getContext());
+ const MCExpr *Delta =
+ MCBinaryExpr::Create(MCBinaryExpr::Sub, Offset, Ref, getContext());
+
+ if (!Delta->EvaluateAsAbsolute(Res, getAssembler()))
+ return true;
+ EmitFill(Res, Value, 0);
+ return false;
+}
+
+// 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);
+}
+
+// Associate GPRel32 fixup with data and resize data area
+void MCObjectStreamer::EmitGPRel64Value(const MCExpr *Value) {
+ MCDataFragment *DF = getOrCreateDataFragment();
+
+ DF->addFixup(MCFixup::Create(DF->getContents().size(), Value, FK_GPRel_4));
+ DF->getContents().resize(DF->getContents().size() + 8, 0);
+}
+
+void MCObjectStreamer::EmitFill(uint64_t NumBytes, uint8_t FillValue,
+ unsigned AddrSpace) {
+ assert(AddrSpace == 0 && "Address space must be 0!");
+ // FIXME: A MCFillFragment would be more memory efficient but MCExpr has
+ // problems evaluating expressions across multiple fragments.
+ getOrCreateDataFragment()->getContents().append(NumBytes, FillValue);
+}
+
+void MCObjectStreamer::FinishImpl() {
+ // Dump out the dwarf file & directory tables and line tables.
+ const MCSymbol *LineSectionSymbol = NULL;
+ if (getContext().hasDwarfFiles())
+ LineSectionSymbol = MCDwarfFileTable::Emit(this);
+
+ // If we are generating dwarf for assembly source files dump out the sections.
+ if (getContext().getGenDwarfForAssembly())
+ MCGenDwarfInfo::Emit(this, LineSectionSymbol);
+