forked from OSchip/llvm-project
142 lines
4.5 KiB
C++
142 lines
4.5 KiB
C++
//===-- llvm/ValueHolderImpl.h - Implement ValueHolder template --*- C++ -*--=//
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//
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// This file implements the ValueHolder class. This is kept out of line because
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// it tends to pull in a lot of dependencies on other headers and most files
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// don't need all that crud.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_VALUEHOLDER_IMPL_H
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#define LLVM_VALUEHOLDER_IMPL_H
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#include "llvm/ValueHolder.h"
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#include "llvm/SymbolTable.h"
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#include <algorithm>
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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void ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::setParent(SymTabType *P) {
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if (Parent) { // Remove all of the items from the old symbol table..
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SymbolTable *SymTab = Parent->getSymbolTable();
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for (iterator I = begin(); I != end(); ++I)
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if ((*I)->hasName()) SymTab->remove(*I);
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}
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Parent = P;
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if (Parent) { // Remove all of the items from the old symbol table..
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SymbolTable *SymTab = Parent->getSymbolTableSure();
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for (iterator I = begin(); I != end(); ++I)
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if ((*I)->hasName()) SymTab->insert(*I);
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}
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}
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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void ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::remove(ValueSubclass *D) {
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iterator I(find(begin(), end(), D));
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assert(I != end() && "Value not in ValueHolder!!");
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remove(I);
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}
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// ValueHolder::remove(iterator &) this removes the element at the location
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// specified by the iterator, and leaves the iterator pointing to the element
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// that used to follow the element deleted.
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//
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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ValueSubclass *ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::remove(iterator &DI) {
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assert(DI != ValueList.end() &&
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"Trying to remove the end of the value list!!!");
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ValueSubclass *i = *DI;
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DI = ValueList.erase(DI);
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i->setParent(0); // I don't own you anymore... byebye...
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// You don't get to be in the symbol table anymore... byebye
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if (i->hasName() && Parent)
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Parent->getSymbolTable()->remove(i);
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return i;
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}
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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ValueSubclass *ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::pop_back() {
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assert(!ValueList.empty() && "Can't pop_back an empty valuelist!");
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ValueSubclass *i = ValueList.back();
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ValueList.pop_back();
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i->setParent(0); // I don't own you anymore... byebye...
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// You don't get to be in the symbol table anymore... byebye
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if (i->hasName() && Parent)
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Parent->getSymbolTable()->remove(i);
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return i;
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}
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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ValueSubclass *ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::remove(const iterator &DI) {
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assert(DI != ValueList.end() &&
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"Trying to remove the end of the def list!!!");
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ValueSubclass *i = *DI;
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ValueList.erase(DI);
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i->setParent(0); // I don't own you anymore... byebye...
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// You don't get to be in the symbol table anymore... byebye
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if (i->hasName() && Parent)
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Parent->getSymbolTable()->remove(i);
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return i;
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}
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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void ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::push_front(ValueSubclass *Inst) {
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assert(Inst->getParent() == 0 && "Value already has parent!");
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Inst->setParent(ItemParent);
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//ValueList.push_front(Inst);
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ValueList.insert(ValueList.begin(), Inst);
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if (Inst->hasName() && Parent)
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Parent->getSymbolTableSure()->insert(Inst);
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}
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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void ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::push_back(ValueSubclass *Inst) {
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assert(Inst->getParent() == 0 && "Value already has parent!");
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Inst->setParent(ItemParent);
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ValueList.push_back(Inst);
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if (Inst->hasName() && Parent)
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Parent->getSymbolTableSure()->insert(Inst);
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}
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// ValueHolder::insert - This method inserts the specified value *BEFORE* the
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// indicated iterator position, and returns an interator to the newly inserted
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// value.
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//
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template<class ValueSubclass, class ItemParentType, class SymTabType>
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ValueHolder<ValueSubclass,ItemParentType,SymTabType>::iterator
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ValueHolder<ValueSubclass,ItemParentType,SymTabType>
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::insert(iterator Pos, ValueSubclass *Inst) {
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assert(Inst->getParent() == 0 && "Value already has parent!");
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Inst->setParent(ItemParent);
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iterator I = ValueList.insert(Pos, Inst);
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if (Inst->hasName() && Parent)
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Parent->getSymbolTableSure()->insert(Inst);
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return I;
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}
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#endif
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