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Object: Add isSymbolWeak.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142316 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer
2011-10-17 23:54:22 +00:00
parent 0e752cb4b4
commit c38c36a8c4
7 changed files with 46 additions and 1 deletions
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14
lib/Object/MachOObjectFile.cpp
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@ -228,6 +228,20 @@ error_code MachOObjectFile::isSymbolGlobal(DataRefImpl Symb, bool &Res) const {
return object_error::success;
}
error_code MachOObjectFile::isSymbolWeak(DataRefImpl Symb, bool &Res) const {
if (MachOObj->is64Bit()) {
InMemoryStruct<macho::Symbol64TableEntry> Entry;
getSymbol64TableEntry(Symb, Entry);
Res = Entry->Flags & (MachO::NListDescWeakRef | MachO::NListDescWeakDef);
} else {
InMemoryStruct<macho::SymbolTableEntry> Entry;
getSymbolTableEntry(Symb, Entry);
Res = Entry->Flags & (MachO::NListDescWeakRef | MachO::NListDescWeakDef);
}
return object_error::success;
}
error_code MachOObjectFile::getSymbolType(DataRefImpl Symb,
SymbolRef::Type &Res) const {
uint8_t n_type;