1 //===- llvm/IR/UseListOrder.h - LLVM Use List Order -------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file has structures and command-line options for preserving use-list
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_IR_USELISTORDER_H
16 #define LLVM_IR_USELISTORDER_H
26 /// Structure to hold a use-list order.
28 const Value *V = nullptr;
29 const Function *F = nullptr;
30 std::vector<unsigned> Shuffle;
32 UseListOrder(const Value *V, const Function *F, size_t ShuffleSize)
33 : V(V), F(F), Shuffle(ShuffleSize) {}
35 UseListOrder() = default;
36 UseListOrder(UseListOrder &&) = default;
37 UseListOrder &operator=(UseListOrder &&) = default;
40 using UseListOrderStack = std::vector<UseListOrder>;
42 } // end namespace llvm
44 #endif // LLVM_IR_USELISTORDER_H