llvm/llvm/lib/CodeGen/RegAllocPriorityAdvisor.h

//===- RegAllocPriorityAdvisor.h - live ranges priority advisor -*- 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
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CODEGEN_REGALLOCPRIORITYADVISOR_H
#define LLVM_CODEGEN_REGALLOCPRIORITYADVISOR_H

#include "RegAllocEvictionAdvisor.h"
#include "llvm/CodeGen/SlotIndexes.h"
#include "llvm/Pass.h"

namespace llvm {

class MachineFunction;
class VirtRegMap;
class RAGreedy;

/// Interface to the priority advisor, which is responsible for prioritizing
/// live ranges.
class RegAllocPriorityAdvisor { … };

class DefaultPriorityAdvisor : public RegAllocPriorityAdvisor { … };

class RegAllocPriorityAdvisorAnalysis : public ImmutablePass { … };

/// Specialization for the API used by the analysis infrastructure to create
/// an instance of the priority advisor.
template <> Pass *callDefaultCtor<RegAllocPriorityAdvisorAnalysis>();

RegAllocPriorityAdvisorAnalysis *createReleaseModePriorityAdvisor();

RegAllocPriorityAdvisorAnalysis *createDevelopmentModePriorityAdvisor();

} // namespace llvm

#endif // LLVM_CODEGEN_REGALLOCPRIORITYADVISOR_H