forked from OSchip/llvm-project
118 lines
3.1 KiB
C++
118 lines
3.1 KiB
C++
//===-- AMDGPUAsmPrinter.h - Print AMDGPU assembly code ---------*- 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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//
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/// \file
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/// \brief AMDGPU Assembly printer class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_R600_AMDGPUASMPRINTER_H
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#define LLVM_LIB_TARGET_R600_AMDGPUASMPRINTER_H
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#include "llvm/CodeGen/AsmPrinter.h"
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#include <vector>
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namespace llvm {
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class AMDGPUAsmPrinter : public AsmPrinter {
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private:
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struct SIProgramInfo {
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SIProgramInfo() :
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VGPRBlocks(0),
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SGPRBlocks(0),
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Priority(0),
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FloatMode(0),
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Priv(0),
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DX10Clamp(0),
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DebugMode(0),
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IEEEMode(0),
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ScratchSize(0),
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ComputePGMRSrc1(0),
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LDSBlocks(0),
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ScratchBlocks(0),
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ComputePGMRSrc2(0),
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NumVGPR(0),
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NumSGPR(0),
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FlatUsed(false),
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VCCUsed(false),
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CodeLen(0) {}
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// Fields set in PGM_RSRC1 pm4 packet.
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uint32_t VGPRBlocks;
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uint32_t SGPRBlocks;
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uint32_t Priority;
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uint32_t FloatMode;
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uint32_t Priv;
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uint32_t DX10Clamp;
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uint32_t DebugMode;
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uint32_t IEEEMode;
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uint32_t ScratchSize;
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uint64_t ComputePGMRSrc1;
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// Fields set in PGM_RSRC2 pm4 packet.
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uint32_t LDSBlocks;
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uint32_t ScratchBlocks;
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uint64_t ComputePGMRSrc2;
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uint32_t NumVGPR;
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uint32_t NumSGPR;
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uint32_t LDSSize;
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bool FlatUsed;
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// Bonus information for debugging.
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bool VCCUsed;
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uint64_t CodeLen;
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};
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void getSIProgramInfo(SIProgramInfo &Out, const MachineFunction &MF) const;
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void findNumUsedRegistersSI(const MachineFunction &MF,
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unsigned &NumSGPR,
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unsigned &NumVGPR) const;
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/// \brief Emit register usage information so that the GPU driver
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/// can correctly setup the GPU state.
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void EmitProgramInfoR600(const MachineFunction &MF);
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void EmitProgramInfoSI(const MachineFunction &MF, const SIProgramInfo &KernelInfo);
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void EmitAmdKernelCodeT(const MachineFunction &MF,
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const SIProgramInfo &KernelInfo) const;
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public:
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explicit AMDGPUAsmPrinter(TargetMachine &TM,
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std::unique_ptr<MCStreamer> Streamer);
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bool runOnMachineFunction(MachineFunction &MF) override;
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const char *getPassName() const override {
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return "AMDGPU Assembly Printer";
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}
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/// Implemented in AMDGPUMCInstLower.cpp
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void EmitInstruction(const MachineInstr *MI) override;
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void EmitFunctionBodyStart() override;
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void EmitFunctionEntryLabel() override;
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void EmitGlobalVariable(const GlobalVariable *GV) override;
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bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
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unsigned AsmVariant, const char *ExtraCode,
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raw_ostream &O) override;
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protected:
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std::vector<std::string> DisasmLines, HexLines;
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size_t DisasmLineMaxLen;
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};
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} // End anonymous llvm
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#endif
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