RegAllocCommon.h

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//===- RegAllocCommon.h - Utilities shared between allocators ---*- 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_REGALLOCCOMMON_H
#define LLVM_CODEGEN_REGALLOCCOMMON_H
 
#include <functional>
 
namespace llvm {
 
class TargetRegisterClass;
class TargetRegisterInfo;
 
/// Filter function for register classes during regalloc. Default register class
/// filter is nullptr, where all registers should be allocated.
typedef std::function<bool(const TargetRegisterInfo &TRI,
                           const TargetRegisterClass &RC)>
    RegClassFilterFunc;
}
 
#endif // LLVM_CODEGEN_REGALLOCCOMMON_H