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Diffstat (limited to 'lib/VMCore/SymbolTableListTraitsImpl.h')
-rw-r--r-- | lib/VMCore/SymbolTableListTraitsImpl.h | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/lib/VMCore/SymbolTableListTraitsImpl.h b/lib/VMCore/SymbolTableListTraitsImpl.h deleted file mode 100644 index 72687bb5e0..0000000000 --- a/lib/VMCore/SymbolTableListTraitsImpl.h +++ /dev/null @@ -1,118 +0,0 @@ -//===-- llvm/SymbolTableListTraitsImpl.h - Implementation ------*- C++ -*--===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements the stickier parts of the SymbolTableListTraits class, -// and is explicitly instantiated where needed to avoid defining all this code -// in a widely used header. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYMBOLTABLELISTTRAITS_IMPL_H -#define LLVM_SYMBOLTABLELISTTRAITS_IMPL_H - -#include "llvm/SymbolTableListTraits.h" -#include "llvm/ValueSymbolTable.h" - -namespace llvm { - -/// setSymTabObject - This is called when (f.e.) the parent of a basic block -/// changes. This requires us to remove all the instruction symtab entries from -/// the current function and reinsert them into the new function. -template<typename ValueSubClass, typename ItemParentClass> -template<typename TPtr> -void SymbolTableListTraits<ValueSubClass,ItemParentClass> -::setSymTabObject(TPtr *Dest, TPtr Src) { - // Get the old symtab and value list before doing the assignment. - ValueSymbolTable *OldST = TraitsClass::getSymTab(getListOwner()); - - // Do it. - *Dest = Src; - - // Get the new SymTab object. - ValueSymbolTable *NewST = TraitsClass::getSymTab(getListOwner()); - - // If there is nothing to do, quick exit. - if (OldST == NewST) return; - - // Move all the elements from the old symtab to the new one. - iplist<ValueSubClass> &ItemList = TraitsClass::getList(getListOwner()); - if (ItemList.empty()) return; - - if (OldST) { - // Remove all entries from the previous symtab. - for (typename iplist<ValueSubClass>::iterator I = ItemList.begin(); - I != ItemList.end(); ++I) - if (I->hasName()) - OldST->removeValueName(I->getValueName()); - } - - if (NewST) { - // Add all of the items to the new symtab. - for (typename iplist<ValueSubClass>::iterator I = ItemList.begin(); - I != ItemList.end(); ++I) - if (I->hasName()) - NewST->reinsertValue(I); - } - -} - -template<typename ValueSubClass, typename ItemParentClass> -void SymbolTableListTraits<ValueSubClass,ItemParentClass> -::addNodeToList(ValueSubClass *V) { - assert(V->getParent() == 0 && "Value already in a container!!"); - ItemParentClass *Owner = getListOwner(); - V->setParent(Owner); - if (V->hasName()) - if (ValueSymbolTable *ST = TraitsClass::getSymTab(Owner)) - ST->reinsertValue(V); -} - -template<typename ValueSubClass, typename ItemParentClass> -void SymbolTableListTraits<ValueSubClass,ItemParentClass> -::removeNodeFromList(ValueSubClass *V) { - V->setParent(0); - if (V->hasName()) - if (ValueSymbolTable *ST = TraitsClass::getSymTab(getListOwner())) - ST->removeValueName(V->getValueName()); -} - -template<typename ValueSubClass, typename ItemParentClass> -void SymbolTableListTraits<ValueSubClass,ItemParentClass> -::transferNodesFromList(ilist_traits<ValueSubClass> &L2, - ilist_iterator<ValueSubClass> first, - ilist_iterator<ValueSubClass> last) { - // We only have to do work here if transferring instructions between BBs - ItemParentClass *NewIP = getListOwner(), *OldIP = L2.getListOwner(); - if (NewIP == OldIP) return; // No work to do at all... - - // We only have to update symbol table entries if we are transferring the - // instructions to a different symtab object... - ValueSymbolTable *NewST = TraitsClass::getSymTab(NewIP); - ValueSymbolTable *OldST = TraitsClass::getSymTab(OldIP); - if (NewST != OldST) { - for (; first != last; ++first) { - ValueSubClass &V = *first; - bool HasName = V.hasName(); - if (OldST && HasName) - OldST->removeValueName(V.getValueName()); - V.setParent(NewIP); - if (NewST && HasName) - NewST->reinsertValue(&V); - } - } else { - // Just transferring between blocks in the same function, simply update the - // parent fields in the instructions... - for (; first != last; ++first) - first->setParent(NewIP); - } -} - -} // End llvm namespace - -#endif |