OutStreamer->EmitSLEB128IntValue(Value);
}
-/// EmitULEB128 - emit the specified signed leb128 value.
+/// EmitULEB128 - emit the specified unsigned leb128 value.
void AsmPrinter::EmitULEB128(uint64_t Value, const char *Desc,
unsigned PadTo) const {
if (isVerbose() && Desc)
OutStreamer->EmitULEB128IntValue(Value, PadTo);
}
-/// EmitCFAByte - Emit a .byte 42 directive for a DW_CFA_xxx value.
-void AsmPrinter::EmitCFAByte(unsigned Val) const {
- if (isVerbose()) {
- if (Val >= dwarf::DW_CFA_offset && Val < dwarf::DW_CFA_offset + 64)
- OutStreamer->AddComment("DW_CFA_offset + Reg (" +
- Twine(Val - dwarf::DW_CFA_offset) + ")");
- else
- OutStreamer->AddComment(dwarf::CallFrameString(Val));
- }
- OutStreamer->EmitIntValue(Val, 1);
-}
-
static const char *DecodeDWARFEncoding(unsigned Encoding) {
switch (Encoding) {
case dwarf::DW_EH_PE_absptr:
default:
llvm_unreachable("Invalid encoded value.");
case dwarf::DW_EH_PE_absptr:
- return TM.getDataLayout()->getPointerSize();
+ return MF->getDataLayout().getPointerSize();
case dwarf::DW_EH_PE_udata2:
return 2;
case dwarf::DW_EH_PE_udata4:
OutStreamer->EmitIntValue(0, GetSizeOfEncodedValue(Encoding));
}
-/// EmitSectionOffset - Emit the 4-byte offset of Label from the start of its
-/// section. This can be done with a special directive if the target supports
-/// it (e.g. cygwin) or by emitting it as an offset from a label at the start
-/// of the section.
-///
-/// SectionLabel is a temporary label emitted at the start of the section that
-/// Label lives in.
-void AsmPrinter::emitSectionOffset(const MCSymbol *Label) const {
- // On COFF targets, we have to emit the special .secrel32 directive.
- if (MAI->needsDwarfSectionOffsetDirective()) {
- OutStreamer->EmitCOFFSecRel32(Label);
- return;
- }
+void AsmPrinter::emitDwarfSymbolReference(const MCSymbol *Label,
+ bool ForceOffset) const {
+ if (!ForceOffset) {
+ // On COFF targets, we have to emit the special .secrel32 directive.
+ if (MAI->needsDwarfSectionOffsetDirective()) {
+ OutStreamer->EmitCOFFSecRel32(Label);
+ return;
+ }
- // If the format uses relocations with dwarf, refer to the symbol directly.
- if (MAI->doesDwarfUseRelocationsAcrossSections()) {
- OutStreamer->EmitSymbolValue(Label, 4);
- return;
+ // If the format uses relocations with dwarf, refer to the symbol directly.
+ if (MAI->doesDwarfUseRelocationsAcrossSections()) {
+ OutStreamer->EmitSymbolValue(Label, 4);
+ return;
+ }
}
// Otherwise, emit it as a label difference from the start of the section.
void AsmPrinter::emitDwarfStringOffset(DwarfStringPoolEntryRef S) const {
if (MAI->doesDwarfUseRelocationsAcrossSections()) {
- emitSectionOffset(S.getSymbol());
+ emitDwarfSymbolReference(S.getSymbol());
return;
}
case MCCFIInstruction::OpDefCfaOffset:
OutStreamer->EmitCFIDefCfaOffset(Inst.getOffset());
break;
+ case MCCFIInstruction::OpAdjustCfaOffset:
+ OutStreamer->EmitCFIAdjustCfaOffset(Inst.getOffset());
+ break;
case MCCFIInstruction::OpDefCfa:
OutStreamer->EmitCFIDefCfa(Inst.getRegister(), Inst.getOffset());
break;
case MCCFIInstruction::OpSameValue:
OutStreamer->EmitCFISameValue(Inst.getRegister());
break;
+ case MCCFIInstruction::OpGnuArgsSize:
+ OutStreamer->EmitCFIGnuArgsSize(Inst.getOffset());
+ break;
+ case MCCFIInstruction::OpEscape:
+ OutStreamer->EmitCFIEscape(Inst.getValues());
+ break;
}
}
dwarf::TagString(Die.getTag()));
EmitULEB128(Die.getAbbrevNumber());
- const SmallVectorImpl<DIEValue> &Values = Die.getValues();
-
// Emit the DIE attribute values.
- for (unsigned i = 0, N = Values.size(); i < N; ++i) {
- dwarf::Attribute Attr = Values[i].getAttribute();
- dwarf::Form Form = Values[i].getForm();
- assert(Form && "Too many attributes for DIE (check abbreviation)");
+ for (const auto &V : Die.values()) {
+ dwarf::Attribute Attr = V.getAttribute();
+ assert(V.getForm() && "Too many attributes for DIE (check abbreviation)");
if (isVerbose()) {
OutStreamer->AddComment(dwarf::AttributeString(Attr));
if (Attr == dwarf::DW_AT_accessibility)
OutStreamer->AddComment(
- dwarf::AccessibilityString(Values[i].getDIEInteger().getValue()));
+ dwarf::AccessibilityString(V.getDIEInteger().getValue()));
}
// Emit an attribute using the defined form.
- Values[i].EmitValue(this, Form);
+ V.EmitValue(this);
}
// Emit the DIE children if any.
if (Die.hasChildren()) {
- for (auto &Child : Die.getChildren())
- emitDwarfDIE(*Child);
+ for (auto &Child : Die.children())
+ emitDwarfDIE(Child);
OutStreamer->AddComment("End Of Children Mark");
EmitInt8(0);
}
}
-void
-AsmPrinter::emitDwarfAbbrevs(const std::vector<DIEAbbrev *>& Abbrevs) const {
- // For each abbrevation.
- for (const DIEAbbrev *Abbrev : Abbrevs) {
- // Emit the abbrevations code (base 1 index.)
- EmitULEB128(Abbrev->getNumber(), "Abbreviation Code");
-
- // Emit the abbreviations data.
- Abbrev->Emit(this);
- }
+void AsmPrinter::emitDwarfAbbrev(const DIEAbbrev &Abbrev) const {
+ // Emit the abbreviations code (base 1 index.)
+ EmitULEB128(Abbrev.getNumber(), "Abbreviation Code");
- // Mark end of abbreviations.
- EmitULEB128(0, "EOM(3)");
+ // Emit the abbreviations data.
+ Abbrev.Emit(this);
}