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| //===- llvm/IR/UseListOrder.h - LLVM Use List Order -------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file has structures and command-line options for preserving use-list
// order.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_IR_USELISTORDER_H
#define LLVM_IR_USELISTORDER_H
#include <cstddef>
#include <vector>
namespace llvm {
class Function;
class Value;
/// Structure to hold a use-list order.
struct UseListOrder {
const Value *V = nullptr;
const Function *F = nullptr;
std::vector<unsigned> Shuffle;
UseListOrder(const Value *V, const Function *F, size_t ShuffleSize)
: V(V), F(F), Shuffle(ShuffleSize) {}
UseListOrder() = default;
UseListOrder(UseListOrder &&) = default;
UseListOrder &operator=(UseListOrder &&) = default;
};
using UseListOrderStack = std::vector<UseListOrder>;
} // end namespace llvm
#endif // LLVM_IR_USELISTORDER_H
|