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Implement aliases. This fixes PR1017 and it's dependent bugs. CFE part

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will follow.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36435 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
2007-04-25 14:27:10 +00:00
parent 24a3cc4c83
commit 8b0a8c84da
22 changed files with 552 additions and 52 deletions
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lib/VMCore/Module.cpp
+23
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@@ -45,6 +45,12 @@ GlobalVariable *ilist_traits<GlobalVariable>::createSentinel() {
LeakDetector::removeGarbageObject(Ret);
return Ret;
}
GlobalAlias *ilist_traits<GlobalAlias>::createSentinel() {
GlobalAlias *Ret = new GlobalAlias(Type::Int32Ty, GlobalValue::ExternalLinkage);
// This should not be garbage monitored.
LeakDetector::removeGarbageObject(Ret);
return Ret;
}
iplist<Function> &ilist_traits<Function>::getList(Module *M) {
return M->getFunctionList();
@@ -52,11 +58,15 @@ iplist<Function> &ilist_traits<Function>::getList(Module *M) {
iplist<GlobalVariable> &ilist_traits<GlobalVariable>::getList(Module *M) {
return M->getGlobalList();
}
iplist<GlobalAlias> &ilist_traits<GlobalAlias>::getList(Module *M) {
return M->getAliasList();
}
// Explicit instantiations of SymbolTableListTraits since some of the methods
// are not in the public header file.
template class SymbolTableListTraits<GlobalVariable, Module>;
template class SymbolTableListTraits<Function, Module>;
template class SymbolTableListTraits<GlobalAlias, Module>;
//===----------------------------------------------------------------------===//
// Primitive Module methods.
@@ -72,6 +82,7 @@ Module::~Module() {
dropAllReferences();
GlobalList.clear();
FunctionList.clear();
AliasList.clear();
LibraryList.clear();
delete ValSymTab;
delete TypeSymTab;
@@ -211,6 +222,18 @@ GlobalVariable *Module::getGlobalVariable(const std::string &Name,
return 0;
}
//===----------------------------------------------------------------------===//
// Methods for easy access to the global variables in the module.
//
// getNamedAlias - Look up the specified global in the module symbol table.
// If it does not exist, return null.
//
GlobalAlias *Module::getNamedAlias(const std::string &Name) const {
const ValueSymbolTable &SymTab = getValueSymbolTable();
return dyn_cast_or_null<GlobalAlias>(SymTab.lookup(Name));
}
//===----------------------------------------------------------------------===//
// Methods for easy access to the types in the module.
//