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Diffstat (limited to 'include/llvm/SymbolTableListTraits.h')
-rw-r--r-- | include/llvm/SymbolTableListTraits.h | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/include/llvm/SymbolTableListTraits.h b/include/llvm/SymbolTableListTraits.h deleted file mode 100644 index ec5c88f5c8a7..000000000000 --- a/include/llvm/SymbolTableListTraits.h +++ /dev/null @@ -1,78 +0,0 @@ -//===-- llvm/SymbolTableListTraits.h - Traits for iplist --------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines a generic class that is used to implement the automatic -// symbol table manipulation that occurs when you put (for example) a named -// instruction into a basic block. -// -// The way that this is implemented is by using a special traits class with the -// intrusive list that makes up the list of instructions in a basic block. When -// a new element is added to the list of instructions, the traits class is -// notified, allowing the symbol table to be updated. -// -// This generic class implements the traits class. It must be generic so that -// it can work for all uses it, which include lists of instructions, basic -// blocks, arguments, functions, global variables, etc... -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYMBOLTABLELISTTRAITS_H -#define LLVM_SYMBOLTABLELISTTRAITS_H - -#include "llvm/ADT/ilist.h" - -namespace llvm { -class ValueSymbolTable; - -template<typename NodeTy> class ilist_iterator; -template<typename NodeTy, typename Traits> class iplist; -template<typename Ty> struct ilist_traits; - -// ValueSubClass - The type of objects that I hold, e.g. Instruction. -// ItemParentClass - The type of object that owns the list, e.g. BasicBlock. -// -template<typename ValueSubClass, typename ItemParentClass> -class SymbolTableListTraits : public ilist_default_traits<ValueSubClass> { - typedef ilist_traits<ValueSubClass> TraitsClass; -public: - SymbolTableListTraits() {} - - /// getListOwner - Return the object that owns this list. If this is a list - /// of instructions, it returns the BasicBlock that owns them. - ItemParentClass *getListOwner() { - size_t Offset(size_t(&((ItemParentClass*)0->*ItemParentClass:: - getSublistAccess(static_cast<ValueSubClass*>(0))))); - iplist<ValueSubClass>* Anchor(static_cast<iplist<ValueSubClass>*>(this)); - return reinterpret_cast<ItemParentClass*>(reinterpret_cast<char*>(Anchor)- - Offset); - } - - static iplist<ValueSubClass> &getList(ItemParentClass *Par) { - return Par->*(Par->getSublistAccess((ValueSubClass*)0)); - } - - static ValueSymbolTable *getSymTab(ItemParentClass *Par) { - return Par ? toPtr(Par->getValueSymbolTable()) : 0; - } - - void addNodeToList(ValueSubClass *V); - void removeNodeFromList(ValueSubClass *V); - void transferNodesFromList(ilist_traits<ValueSubClass> &L2, - ilist_iterator<ValueSubClass> first, - ilist_iterator<ValueSubClass> last); -//private: - template<typename TPtr> - void setSymTabObject(TPtr *, TPtr); - static ValueSymbolTable *toPtr(ValueSymbolTable *P) { return P; } - static ValueSymbolTable *toPtr(ValueSymbolTable &R) { return &R; } -}; - -} // End llvm namespace - -#endif |