| 1 | //=== lib/CodeGen/GlobalISel/AMDGPUCombinerHelper.h -------------*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | /// |
| 9 | /// \file |
| 10 | /// This contains common combine transformations that may be used in a combine |
| 11 | /// pass. |
| 12 | /// |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | |
| 15 | #ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUCOMBINERHELPER_H |
| 16 | #define LLVM_LIB_TARGET_AMDGPU_AMDGPUCOMBINERHELPER_H |
| 17 | |
| 18 | #include "llvm/CodeGen/GlobalISel/Combiner.h" |
| 19 | #include "llvm/CodeGen/GlobalISel/CombinerHelper.h" |
| 20 | |
| 21 | using namespace llvm; |
| 22 | |
| 23 | class AMDGPUCombinerHelper : public CombinerHelper { |
| 24 | public: |
| 25 | using CombinerHelper::CombinerHelper; |
| 26 | |
| 27 | bool matchFoldableFneg(MachineInstr &MI, MachineInstr *&MatchInfo); |
| 28 | void applyFoldableFneg(MachineInstr &MI, MachineInstr *&MatchInfo); |
| 29 | |
| 30 | bool matchExpandPromotedF16FMed3(MachineInstr &MI, Register Src0, |
| 31 | Register Src1, Register Src2); |
| 32 | void applyExpandPromotedF16FMed3(MachineInstr &MI, Register Src0, |
| 33 | Register Src1, Register Src2); |
| 34 | }; |
| 35 | |
| 36 | #endif // LLVM_LIB_TARGET_AMDGPU_AMDGPUCOMBINERHELPER_H |
| 37 |