| 1 | //===- RegAllocCommon.h - Utilities shared between allocators ---*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #ifndef LLVM_CODEGEN_REGALLOCCOMMON_H |
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| 10 | #define LLVM_CODEGEN_REGALLOCCOMMON_H |
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| 11 | |
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| 12 | #include "llvm/CodeGen/Register.h" |
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| 13 | #include <functional> |
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| 14 | |
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| 15 | namespace llvm { |
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| 16 | |
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| 17 | class TargetRegisterClass; |
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| 18 | class TargetRegisterInfo; |
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| 19 | class MachineRegisterInfo; |
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| 20 | |
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| 21 | /// Filter function for register classes during regalloc. Default register class |
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| 22 | /// filter is nullptr, where all registers should be allocated. |
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| 23 | typedef std::function<bool(const TargetRegisterInfo &TRI, |
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| 24 | const MachineRegisterInfo &MRI, const Register Reg)> |
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| 25 | RegAllocFilterFunc; |
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| 26 | } |
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| 27 | |
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| 28 | #endif // LLVM_CODEGEN_REGALLOCCOMMON_H |
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| 29 | |
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