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To simplify some code move the unit emission into the holders.

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Make emitDIE public accordingly. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170258 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
2012-12-15 00:04:07 +00:00
parent cf6b8ad784
commit b1e66d0c4f
2 changed files with 34 additions and 23 deletions
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43
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -1814,16 +1814,22 @@ void DwarfDebug::emitDIE(DIE *Die) {
}
}
void DwarfDebug::emitCompileUnits(const MCSection *Section) {
Asm->OutStreamer.SwitchSection(Section);
for (DenseMap<const MDNode *, CompileUnit *>::iterator I = CUMap.begin(),
E = CUMap.end(); I != E; ++I) {
CompileUnit *TheCU = I->second;
// Emit the various dwarf units to the unit section USection with
// the abbreviations going into ASection.
void DwarfUnits::emitUnits(DwarfDebug *DD,
const MCSection *USection,
const MCSection *ASection,
const MCSymbol *ASectionSym) {
Asm->OutStreamer.SwitchSection(USection);
for (SmallVector<CompileUnit *, 1>::iterator I = CUs.begin(),
E = CUs.end(); I != E; ++I) {
CompileUnit *TheCU = *I;
DIE *Die = TheCU->getCUDie();
// Emit the compile units header.
Asm->OutStreamer.EmitLabel(Asm->GetTempSymbol(Section->getLabelBeginName(),
TheCU->getUniqueID()));
Asm->OutStreamer
.EmitLabel(Asm->GetTempSymbol(USection->getLabelBeginName(),
TheCU->getUniqueID()));
// Emit size of content not including length itself
unsigned ContentSize = Die->getSize() +
@ -1836,24 +1842,24 @@ void DwarfDebug::emitCompileUnits(const MCSection *Section) {
Asm->OutStreamer.AddComment("DWARF version number");
Asm->EmitInt16(dwarf::DWARF_VERSION);
Asm->OutStreamer.AddComment("Offset Into Abbrev. Section");
const MCSection *ASec = Asm->getObjFileLowering().getDwarfAbbrevSection();
Asm->EmitSectionOffset(Asm->GetTempSymbol(ASec->getLabelBeginName()),
DwarfAbbrevSectionSym);
Asm->EmitSectionOffset(Asm->GetTempSymbol(ASection->getLabelBeginName()),
ASectionSym);
Asm->OutStreamer.AddComment("Address Size (in bytes)");
Asm->EmitInt8(Asm->getDataLayout().getPointerSize());
emitDIE(Die);
Asm->OutStreamer.EmitLabel(Asm->GetTempSymbol(Section->getLabelEndName(),
DD->emitDIE(Die);
Asm->OutStreamer.EmitLabel(Asm->GetTempSymbol(USection->getLabelEndName(),
TheCU->getUniqueID()));
}
}
// Emit the debug info section.
void DwarfDebug::emitDebugInfo() {
if (!useSplitDwarf())
emitCompileUnits(Asm->getObjFileLowering().getDwarfInfoSection());
else
emitSkeletonCU(Asm->getObjFileLowering().getDwarfInfoSection());
DwarfUnits &Holder = useSplitDwarf() ? SkeletonHolder : InfoHolder;
Holder.emitUnits(this, Asm->getObjFileLowering().getDwarfInfoSection(),
Asm->getObjFileLowering().getDwarfAbbrevSection(),
DwarfAbbrevSectionSym);
}
// Emit the abbreviation section.
@ -2392,5 +2398,8 @@ void DwarfDebug::emitSkeletonCU(const MCSection *Section) {
// compile units that would normally be in debug_info.
void DwarfDebug::emitDebugInfoDWO() {
assert(useSplitDwarf() && "No split dwarf debug info?");
emitCompileUnits(Asm->getObjFileLowering().getDwarfInfoDWOSection());
// FIXME for Abbrev DWO.
InfoHolder.emitUnits(this, Asm->getObjFileLowering().getDwarfInfoDWOSection(),
Asm->getObjFileLowering().getDwarfAbbrevSection(),
DwarfAbbrevSectionSym);
}