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Remove the intermediate AccelObjC maps in DWARF units

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207057 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie 2014-04-24 00:53:32 +00:00
parent cd9f6b870e
commit b53610141c
4 changed files with 17 additions and 32 deletions
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29
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -170,7 +170,9 @@ DwarfDebug::DwarfDebug(AsmPrinter *A, Module *M)
UsedNonDefaultText(false),
SkeletonHolder(A, "skel_string", DIEValueAllocator),
AccelNames(DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset,
dwarf::DW_FORM_data4)) {
dwarf::DW_FORM_data4)),
AccelObjC(DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset,
dwarf::DW_FORM_data4)) {
DwarfInfoSectionSym = DwarfAbbrevSectionSym = DwarfStrSectionSym = 0;
DwarfDebugRangeSectionSym = DwarfDebugLocSectionSym = DwarfLineSectionSym = 0;
@ -277,9 +279,9 @@ void DwarfDebug::addSubprogramNames(DwarfUnit &TheU, DISubprogram SP,
if (isObjCClass(SP.getName())) {
StringRef Class, Category;
getObjCClassCategory(SP.getName(), Class, Category);
TheU.addAccelObjC(Class, Die);
addAccelObjC(Class, Die);
if (Category != "")
TheU.addAccelObjC(Category, Die);
addAccelObjC(Category, Die);
// Also add the base method name to the name table.
addAccelName(getObjCMethodName(SP.getName()), Die);
}
@ -1871,24 +1873,14 @@ void DwarfDebug::emitAccelNames() {
// Emit objective C classes and categories into a hashed accelerator table
// section.
void DwarfDebug::emitAccelObjC() {
DwarfAccelTable AT(
DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset, dwarf::DW_FORM_data4));
for (const auto &TheU : getUnits()) {
for (const auto &GI : TheU->getAccelObjC()) {
StringRef Name = GI.getKey();
for (const DIE *D : GI.second)
AT.AddName(Name, D);
}
}
AT.FinalizeTable(Asm, "ObjC");
AccelObjC.FinalizeTable(Asm, "ObjC");
Asm->OutStreamer.SwitchSection(
Asm->getObjFileLowering().getDwarfAccelObjCSection());
MCSymbol *SectionBegin = Asm->GetTempSymbol("objc_begin");
Asm->OutStreamer.EmitLabel(SectionBegin);
// Emit the full data.
AT.Emit(Asm, SectionBegin, &InfoHolder);
AccelObjC.Emit(Asm, SectionBegin, &InfoHolder);
}
// Emit namespace dies into a hashed accelerator table.
@ -2569,3 +2561,10 @@ void DwarfDebug::addAccelName(StringRef Name, const DIE *Die) {
InfoHolder.getStringPoolEntry(Name);
AccelNames.AddName(Name, Die);
}
void DwarfDebug::addAccelObjC(StringRef Name, const DIE *Die) {
if (!useDwarfAccelTables())
return;
InfoHolder.getStringPoolEntry(Name);
AccelObjC.AddName(Name, Die);
}

3
lib/CodeGen/AsmPrinter/DwarfDebug.h
View File

@ -325,6 +325,7 @@ class DwarfDebug : public AsmPrinterHandler {
AddressPool AddrPool;
DwarfAccelTable AccelNames;
DwarfAccelTable AccelObjC;
MCDwarfDwoLineTable *getDwoLineTable(const DwarfCompileUnit &);
@ -642,6 +643,8 @@ public:
AddressPool &getAddressPool() { return AddrPool; }
void addAccelName(StringRef Name, const DIE *Die);
void addAccelObjC(StringRef Name, const DIE *Die);
};
} // End of namespace llvm

8
lib/CodeGen/AsmPrinter/DwarfUnit.cpp
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@ -1065,14 +1065,6 @@ void DwarfUnit::addType(DIE *Entity, DIType Ty, dwarf::Attribute Attribute) {
addDIEEntry(Entity, Attribute, Entry);
}
void DwarfUnit::addAccelObjC(StringRef Name, const DIE *Die) {
if (!DD->useDwarfAccelTables())
return;
DU->getStringPoolEntry(Name);
std::vector<const DIE *> &DIEs = AccelObjC[Name];
DIEs.push_back(Die);
}
void DwarfUnit::addAccelNamespace(StringRef Name, const DIE *Die) {
if (!DD->useDwarfAccelTables())
return;

9
lib/CodeGen/AsmPrinter/DwarfUnit.h
View File

@ -102,9 +102,6 @@ protected:
/// GlobalTypes - A map of globally visible types for this unit.
StringMap<const DIE *> GlobalTypes;
/// AccelObjC - A map of objc spec for the objc accelerator table.
StringMap<std::vector<const DIE *> > AccelObjC;
/// AccelNamespace - A map of names for the namespace accelerator table.
StringMap<std::vector<const DIE *> > AccelNamespace;
@ -228,9 +225,6 @@ public:
const StringMap<const DIE *> &getGlobalNames() const { return GlobalNames; }
const StringMap<const DIE *> &getGlobalTypes() const { return GlobalTypes; }
const StringMap<std::vector<const DIE *> > &getAccelObjC() const {
return AccelObjC;
}
const StringMap<std::vector<const DIE *> > &getAccelNamespace() const {
return AccelNamespace;
}
@ -269,9 +263,6 @@ public:
///
void addGlobalName(StringRef Name, DIE *Die, DIScope Context);
/// addAccelObjC - Add a new name to the ObjC accelerator table.
void addAccelObjC(StringRef Name, const DIE *Die);
/// addAccelNamespace - Add a new name to the namespace accelerator table.
void addAccelNamespace(StringRef Name, const DIE *Die);