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