DwarfAddrSectionSym = 0;
DwarfAbbrevDWOSectionSym = DwarfStrDWOSectionSym = 0;
FunctionBeginSym = FunctionEndSym = 0;
+ TextSectionBeginSym = TextSectionEndSym = 0;
CurFn = 0;
CurMI = 0;
addSectionLabel(Asm, U, U->getUnitDie(), dwarf::DW_AT_ranges,
Asm->GetTempSymbol("cu_ranges", U->getUniqueID()),
DwarfDebugRangeSectionSym);
- else
- U->addUInt(U->getUnitDie(), dwarf::DW_AT_low_pc, dwarf::DW_FORM_addr,
- 0);
+ else {
+ U->addLocalLabelAddress(U->getUnitDie(), dwarf::DW_AT_low_pc,
+ TextSectionBeginSym);
+ U->addLocalLabelAddress(U->getUnitDie(), dwarf::DW_AT_high_pc,
+ TextSectionEndSym);
+ }
}
}
Sym = Asm->GetTempSymbol("debug_end", ID);
Asm->OutStreamer.SwitchSection(Section);
Asm->OutStreamer.EmitLabel(Sym);
+ // If this is the end of the text section keep track of where the end of
+ // the section is so that we can use it later.
+ if (Section == Asm->getObjFileLowering().getTextSection())
+ TextSectionEndSym = Sym;
}
// Insert a final terminator.
DwarfDebugLocSectionSym =
emitSectionSym(Asm, TLOF.getDwarfLocSection(), "section_debug_loc");
+
+ TextSectionBeginSym = emitSectionSym(Asm, TLOF.getTextSection(), "text_begin");
}
// Recursively emits a debug information entry.
MCSymbol *DwarfInfoDWOSectionSym, *DwarfAbbrevDWOSectionSym;
MCSymbol *DwarfStrDWOSectionSym;
MCSymbol *DwarfGnuPubNamesSectionSym, *DwarfGnuPubTypesSectionSym;
+ MCSymbol *TextSectionBeginSym, *TextSectionEndSym;
// As an optimization, there is no need to emit an entry in the directory
// table for the same directory as DW_AT_comp_dir.
///
void DwarfCompileUnit::addLabelAddress(DIE *Die, dwarf::Attribute Attribute,
MCSymbol *Label) {
+ if (!DD->useSplitDwarf())
+ return addLocalLabelAddress(Die, Attribute, Label);
+
if (Label)
DD->addArangeLabel(SymbolCU(this, Label));
- if (!DD->useSplitDwarf()) {
- if (Label) {
- DIEValue *Value = new (DIEValueAllocator) DIELabel(Label);
- Die->addValue(Attribute, dwarf::DW_FORM_addr, Value);
- } else {
- DIEValue *Value = new (DIEValueAllocator) DIEInteger(0);
- Die->addValue(Attribute, dwarf::DW_FORM_addr, Value);
- }
+ unsigned idx = DU->getAddrPoolIndex(Label);
+ DIEValue *Value = new (DIEValueAllocator) DIEInteger(idx);
+ Die->addValue(Attribute, dwarf::DW_FORM_GNU_addr_index, Value);
+}
+
+/// addLocalLabelAddress - Add a dwarf label attribute data and value using
+/// DW_FORM_addr only.
+///
+void DwarfCompileUnit::addLocalLabelAddress(DIE *Die,
+ dwarf::Attribute Attribute,
+ MCSymbol *Label) {
+ if (Label)
+ DD->addArangeLabel(SymbolCU(this, Label));
+
+ if (Label) {
+ DIEValue *Value = new (DIEValueAllocator) DIELabel(Label);
+ Die->addValue(Attribute, dwarf::DW_FORM_addr, Value);
} else {
- unsigned idx = DU->getAddrPoolIndex(Label);
- DIEValue *Value = new (DIEValueAllocator) DIEInteger(idx);
- Die->addValue(Attribute, dwarf::DW_FORM_GNU_addr_index, Value);
+ DIEValue *Value = new (DIEValueAllocator) DIEInteger(0);
+ Die->addValue(Attribute, dwarf::DW_FORM_addr, Value);
}
}
/// addLabelAddress - Add a dwarf label attribute data and value using
/// either DW_FORM_addr or DW_FORM_GNU_addr_index.
void addLabelAddress(DIE *Die, dwarf::Attribute Attribute, MCSymbol *Label);
+
+ /// addLocalLabelAddress - Add a dwarf label attribute data and value using
+ /// DW_FORM_addr only.
+ void addLocalLabelAddress(DIE *Die, dwarf::Attribute Attribute,
+ MCSymbol *Label);
};
class DwarfTypeUnit : public DwarfUnit {
; first check that we have a TAG_subprogram at a given offset and it has
; AT_inline.
-; CHECK: 0x0000011c: DW_TAG_subprogram [17]
+; CHECK: 0x00000124: DW_TAG_subprogram [17]
; CHECK-NEXT: DW_AT_specification
; CHECK-NEXT: DW_AT_inline
; and then that a TAG_subprogram refers to it with AT_abstract_origin.
-; CHECK: 0x0000015d: DW_TAG_subprogram [19]
-; CHECK-NEXT: DW_AT_abstract_origin [DW_FORM_ref4] (cu + 0x011c => {0x0000011c})
+; CHECK: 0x00000165: DW_TAG_subprogram [19]
+; CHECK-NEXT: DW_AT_abstract_origin [DW_FORM_ref4] (cu + 0x0124 => {0x00000124})
define i32 @_ZN17nsAutoRefCnt7ReleaseEv() {
entry:
; OBJ-NEXT: R_X86_64_32 .debug_str
; OBJ-NEXT: R_X86_64_32 .debug_addr
; OBJ-NEXT: R_X86_64_32 .debug_str
+; OBJ-NEXT: R_X86_64_64 .text 0x0
+; OBJ-NEXT: R_X86_64_64 .text 0x0
; OBJ-NEXT: }
; OBJ: .debug_aranges
; OBJ-NEXT: R_X86_64_32 .debug_info 0x0