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f2ec17e0e6
Fix build when global-isel is disabled and fix a warning. Summary: We can select constant/global G_LOAD, global G_STORE, and G_GEP. Reviewers: qcolombet, MatzeB, t.p.northover, ab, arsenm Subscribers: mehdi_amini, vkalintiris, kzhuravl, wdng, nhaehnle, mgorny, yaxunl, tony-tye, modocache, llvm-commits, dberris Differential Revision: https://reviews.llvm.org/D26730 llvm-svn: 293551
66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
//===- AMDGPUInstructionSelector --------------------------------*- C++ -*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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/// \file
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/// This file declares the targeting of the InstructionSelector class for
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/// AMDGPU.
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUINSTRUCTIONSELECTOR_H
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#define LLVM_LIB_TARGET_AMDGPU_AMDGPUINSTRUCTIONSELECTOR_H
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#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/SmallVector.h"
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namespace llvm {
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class AMDGPUInstrInfo;
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class AMDGPURegisterBankInfo;
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class MachineInstr;
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class MachineOperand;
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class MachineRegisterInfo;
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class SIInstrInfo;
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class SIRegisterInfo;
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class SISubtarget;
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class AMDGPUInstructionSelector : public InstructionSelector {
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public:
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AMDGPUInstructionSelector(const SISubtarget &STI,
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const AMDGPURegisterBankInfo &RBI);
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bool select(MachineInstr &I) const override;
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private:
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struct GEPInfo {
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const MachineInstr &GEP;
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SmallVector<unsigned, 2> SgprParts;
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SmallVector<unsigned, 2> VgprParts;
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int64_t Imm;
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GEPInfo(const MachineInstr &GEP) : GEP(GEP), Imm(0) { }
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};
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MachineOperand getSubOperand64(MachineOperand &MO, unsigned SubIdx) const;
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bool selectG_CONSTANT(MachineInstr &I) const;
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bool selectG_ADD(MachineInstr &I) const;
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bool selectG_GEP(MachineInstr &I) const;
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bool hasVgprParts(ArrayRef<GEPInfo> AddrInfo) const;
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void getAddrModeInfo(const MachineInstr &Load, const MachineRegisterInfo &MRI,
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SmallVectorImpl<GEPInfo> &AddrInfo) const;
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bool selectSMRD(MachineInstr &I, ArrayRef<GEPInfo> AddrInfo) const;
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bool selectG_LOAD(MachineInstr &I) const;
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bool selectG_STORE(MachineInstr &I) const;
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const SIInstrInfo &TII;
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const SIRegisterInfo &TRI;
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const AMDGPURegisterBankInfo &RBI;
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};
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} // End llvm namespace.
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#endif
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