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eliminate MCContext::CreateSymbol and CreateTemporarySymbol.

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Add a new GetOrCreateTemporarySymbol method and a version that
takes a twine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98118 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-03-10 01:29:27 +00:00
parent d85fc6e0b1
commit 00685bb5cf
3 changed files with 17 additions and 25 deletions
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21
lib/MC/MCContext.cpp
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@ -23,16 +23,8 @@ MCContext::~MCContext() {
// we don't need to free them here.
}
MCSymbol *MCContext::CreateSymbol(StringRef Name) {
assert(Name[0] != '\0' && "Normal symbols cannot be unnamed!");
// Create and bind the symbol, and ensure that names are unique.
MCSymbol *&Entry = Symbols[Name];
assert(!Entry && "Duplicate symbol definition!");
return Entry = new (*this) MCSymbol(Name, false);
}
MCSymbol *MCContext::GetOrCreateSymbol(StringRef Name) {
assert(!Name.empty() && "Normal symbols cannot be unnamed!");
MCSymbol *&Entry = Symbols[Name];
if (Entry) return Entry;
@ -46,17 +38,24 @@ MCSymbol *MCContext::GetOrCreateSymbol(const Twine &Name) {
}
MCSymbol *MCContext::CreateTemporarySymbol(StringRef Name) {
MCSymbol *MCContext::GetOrCreateTemporarySymbol(StringRef Name) {
// If unnamed, just create a symbol.
if (Name.empty())
new (*this) MCSymbol("", true);
// Otherwise create as usual.
MCSymbol *&Entry = Symbols[Name];
assert(!Entry && "Duplicate symbol definition!");
if (Entry) return Entry;
return Entry = new (*this) MCSymbol(Name, true);
}
MCSymbol *MCContext::GetOrCreateTemporarySymbol(const Twine &Name) {
SmallString<128> NameSV;
Name.toVector(NameSV);
return GetOrCreateTemporarySymbol(NameSV.str());
}
MCSymbol *MCContext::LookupSymbol(StringRef Name) const {
return Symbols.lookup(Name);
}