#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/SourceMgr.h"
-
#include <map>
using namespace llvm;
typedef StringMap<const MCSectionMachO*> MachOUniqueMapTy;
typedef std::map<SectionGroupPair, const MCSectionELF *> ELFUniqueMapTy;
-typedef StringMap<const MCSectionCOFF*> COFFUniqueMapTy;
-
+typedef std::map<SectionGroupPair, const MCSectionCOFF *> COFFUniqueMapTy;
MCContext::MCContext(const MCAsmInfo *mai, const MCRegisterInfo *mri,
const MCObjectFileInfo *mofi, const SourceMgr *mgr,
SrcMgr(mgr), MAI(mai), MRI(mri), MOFI(mofi),
Allocator(), Symbols(Allocator), UsedNames(Allocator),
NextUniqueID(0),
- CurrentDwarfLoc(0,0,0,DWARF2_FLAG_IS_STMT,0,0),
+ CurrentDwarfLoc(0,0,0,DWARF2_FLAG_IS_STMT,0,0),
DwarfLocSeen(false), GenDwarfForAssembly(false), GenDwarfFileNumber(0),
AllowTemporaryLabels(true), DwarfCompileUnitID(0), AutoReset(DoAutoReset) {
error_code EC = llvm::sys::fs::current_path(CompilationDir);
- assert(!EC && "Could not determine the current directory");
- (void)EC;
+ if (EC)
+ CompilationDir.clear();
MachOUniquingMap = 0;
ELFUniquingMap = 0;
// NOTE: The symbols are all allocated out of a bump pointer allocator,
// we don't need to free them here.
-
+
// If the stream for the .secure_log_unique directive was created free it.
delete (raw_ostream*)SecureLog;
}
StringMapEntry<bool> *NameEntry = &UsedNames.GetOrCreateValue(Name);
if (NameEntry->getValue()) {
- assert(isTemporary && "Cannot rename non temporary symbols");
+ assert(isTemporary && "Cannot rename non-temporary symbols");
SmallString<128> NewName = Name;
do {
NewName.resize(Name.size());
MCSymbol *MCContext::GetOrCreateSymbol(const Twine &Name) {
SmallString<128> NameSV;
- Name.toVector(NameSV);
- return GetOrCreateSymbol(NameSV.str());
+ return GetOrCreateSymbol(Name.toStringRef(NameSV));
}
MCSymbol *MCContext::CreateTempSymbol() {
return Result;
}
-const MCSectionCOFF *MCContext::getCOFFSection(StringRef Section,
- unsigned Characteristics,
- SectionKind Kind, int Selection,
- const MCSectionCOFF *Assoc) {
+const MCSectionCOFF *
+MCContext::getCOFFSection(StringRef Section, unsigned Characteristics,
+ SectionKind Kind, StringRef COMDATSymName,
+ int Selection, const MCSectionCOFF *Assoc) {
if (COFFUniquingMap == 0)
COFFUniquingMap = new COFFUniqueMapTy();
COFFUniqueMapTy &Map = *(COFFUniqueMapTy*)COFFUniquingMap;
// Do the lookup, if we have a hit, return it.
- StringMapEntry<const MCSectionCOFF*> &Entry = Map.GetOrCreateValue(Section);
- if (Entry.getValue()) return Entry.getValue();
- MCSectionCOFF *Result = new (*this) MCSectionCOFF(Entry.getKey(),
- Characteristics,
- Selection, Assoc, Kind);
+ SectionGroupPair P(Section, COMDATSymName);
+ std::pair<COFFUniqueMapTy::iterator, bool> Entry =
+ Map.insert(std::make_pair(P, (MCSectionCOFF *)0));
+ COFFUniqueMapTy::iterator Iter = Entry.first;
+ if (!Entry.second)
+ return Iter->second;
- Entry.setValue(Result);
+ const MCSymbol *COMDATSymbol = NULL;
+ if (!COMDATSymName.empty())
+ COMDATSymbol = GetOrCreateSymbol(COMDATSymName);
+
+ MCSectionCOFF *Result =
+ new (*this) MCSectionCOFF(Iter->first.first, Characteristics,
+ COMDATSymbol, Selection, Assoc, Kind);
+
+ Iter->second = Result;
return Result;
}
+const MCSectionCOFF *
+MCContext::getCOFFSection(StringRef Section, unsigned Characteristics,
+ SectionKind Kind) {
+ return getCOFFSection(Section, Characteristics, Kind, "", 0);
+}
+
const MCSectionCOFF *MCContext::getCOFFSection(StringRef Section) {
if (COFFUniquingMap == 0)
COFFUniquingMap = new COFFUniqueMapTy();
COFFUniqueMapTy &Map = *(COFFUniqueMapTy*)COFFUniquingMap;
- return Map.lookup(Section);
+ SectionGroupPair P(Section, "");
+ COFFUniqueMapTy::iterator Iter = Map.find(P);
+ if (Iter == Map.end())
+ return 0;
+ return Iter->second;
}
//===----------------------------------------------------------------------===//