DebugInfo: constify the AddressPool MCSymbol pointers

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185188 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie 2013-06-28 18:47:14 +00:00
parent 26ba495309
commit 321d83ba9e
2 changed files with 13 additions and 12 deletions

View File

@ -247,8 +247,8 @@ unsigned DwarfUnits::getStringPoolIndex(StringRef Str) {
return Entry.second;
}
unsigned DwarfUnits::getAddrPoolIndex(MCSymbol *Sym) {
std::pair<MCSymbol*, unsigned> &Entry = AddressPool[Sym];
unsigned DwarfUnits::getAddrPoolIndex(const MCSymbol *Sym) {
std::pair<const MCSymbol*, unsigned> &Entry = AddressPool[Sym];
if (Entry.first) return Entry.second;
Entry.second = NextAddrPoolNumber++;
@ -2358,11 +2358,13 @@ void DwarfUnits::emitAddresses(const MCSection *AddrSection) {
// Get all of the string pool entries and put them in an array by their ID so
// we can sort them.
SmallVector<std::pair<unsigned,
std::pair<MCSymbol*, unsigned>* >, 64> Entries;
SmallVector<std::pair<unsigned, std::pair<const MCSymbol *, unsigned> *>, 64>
Entries;
for (DenseMap<MCSymbol*, std::pair<MCSymbol*, unsigned> >::iterator
I = AddressPool.begin(), E = AddressPool.end();
for (DenseMap<const MCSymbol *,
std::pair<const MCSymbol *, unsigned> >::iterator
I = AddressPool.begin(),
E = AddressPool.end();
I != E; ++I)
Entries.push_back(std::make_pair(I->second.second, &(I->second)));
@ -2370,10 +2372,8 @@ void DwarfUnits::emitAddresses(const MCSection *AddrSection) {
for (unsigned i = 0, e = Entries.size(); i != e; ++i) {
// Emit a label for reference from debug information entries.
MCSymbol *Sym = Entries[i].second->first;
if (Sym)
Asm->EmitLabelReference(Entries[i].second->first,
Asm->getDataLayout().getPointerSize());
if (const MCSymbol *Sym = Entries[i].second->first)
Asm->EmitLabelReference(Sym, Asm->getDataLayout().getPointerSize());
else
Asm->OutStreamer.EmitIntValue(0, Asm->getDataLayout().getPointerSize());
}

View File

@ -197,7 +197,8 @@ typedef StringMap<std::pair<MCSymbol*, unsigned>,
// A Symbol->pair<Symbol, unsigned> mapping of addresses used by indirect
// references.
typedef DenseMap<MCSymbol *, std::pair<MCSymbol *, unsigned> > AddrPool;
typedef DenseMap<const MCSymbol *, std::pair<const MCSymbol *, unsigned> >
AddrPool;
/// \brief Collects and handles information specific to a particular
/// collection of units.
@ -270,7 +271,7 @@ public:
/// \brief Returns the index into the address pool with the given
/// label/symbol.
unsigned getAddrPoolIndex(MCSymbol *);
unsigned getAddrPoolIndex(const MCSymbol *);
/// \brief Returns the address pool.
AddrPool *getAddrPool() { return &AddressPool; }