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Add a bit along with the MCSymbols stored in the MachineModuleInfo maps that

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indicates that an MCSymbol is external or not. (It's true if it's external.)
This will be used to specify the correct information to add to non-lazy
pointers. That will be explained further when this bit is used.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98199 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2010-03-10 22:34:10 +00:00
parent bfdf7f3852
commit cebae36f57
8 changed files with 140 additions and 98 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
lib/CodeGen/TargetLoweringObjectFileImpl.cpp
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@@ -404,14 +404,19 @@ getSymbolForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang,
// Add information about the stub reference to ELFMMI so that the stub
// gets emitted by the asmprinter.
MCSymbol *Sym = getContext().GetOrCreateTemporarySymbol(Name.str());
MCSymbol *&StubSym = ELFMMI.getGVStubEntry(Sym);
if (StubSym == 0) {
MachineModuleInfoImpl::StubValueTy &StubSym = ELFMMI.getGVStubEntry(Sym);
if (StubSym.getPointer() == 0) {
Name.clear();
Mang->getNameWithPrefix(Name, GV, false);
if (GV->hasPrivateLinkage())
StubSym = getContext().GetOrCreateTemporarySymbol(Name.str());
StubSym = MachineModuleInfoImpl::
StubValueTy(getContext().GetOrCreateTemporarySymbol(Name.str()),
false);
else
StubSym = getContext().GetOrCreateSymbol(Name.str());
StubSym = MachineModuleInfoImpl::
StubValueTy(getContext().GetOrCreateSymbol(Name.str()),
!GV->hasInternalLinkage());
}
return TargetLoweringObjectFile::
@@ -761,14 +766,19 @@ getSymbolForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang,
// Add information about the stub reference to MachOMMI so that the stub
// gets emitted by the asmprinter.
MCSymbol *Sym = getContext().GetOrCreateTemporarySymbol(Name.str());
MCSymbol *&StubSym = MachOMMI.getGVStubEntry(Sym);
if (StubSym == 0) {
MachineModuleInfoImpl::StubValueTy &StubSym = MachOMMI.getGVStubEntry(Sym);
if (StubSym.getPointer() == 0) {
Name.clear();
Mang->getNameWithPrefix(Name, GV, false);
if (GV->hasPrivateLinkage())
StubSym = getContext().GetOrCreateTemporarySymbol(Name.str());
StubSym = MachineModuleInfoImpl::
StubValueTy(getContext().GetOrCreateTemporarySymbol(Name.str()),
false);
else
StubSym = getContext().GetOrCreateSymbol(Name.str());
StubSym = MachineModuleInfoImpl::
StubValueTy(getContext().GetOrCreateSymbol(Name.str()),
!GV->hasInternalLinkage());
}
return TargetLoweringObjectFile::