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//===-- AMDGPUAsmPrinter.h - Print AMDGPU assembly code ---------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
/// \file
/// \brief AMDGPU Assembly printer class.
//
//===----------------------------------------------------------------------===//
#ifndef AMDGPU_ASMPRINTER_H
#define AMDGPU_ASMPRINTER_H
#include "llvm/CodeGen/AsmPrinter.h"
#include <string>
#include <vector>
namespace llvm {
class AMDGPUAsmPrinter : public AsmPrinter {
private:
struct SIProgramInfo {
SIProgramInfo() :
NumVGPR(0),
NumSGPR(0),
Priority(0),
FloatMode(0),
Priv(0),
DX10Clamp(0),
DebugMode(0),
IEEEMode(0),
CodeLen(0) {}
// Fields set in PGM_RSRC1 pm4 packet.
uint32_t NumVGPR;
uint32_t NumSGPR;
uint32_t Priority;
uint32_t FloatMode;
uint32_t Priv;
uint32_t DX10Clamp;
uint32_t DebugMode;
uint32_t IEEEMode;
// Bonus information for debugging.
uint64_t CodeLen;
};
void getSIProgramInfo(SIProgramInfo &Out, MachineFunction &MF) const;
void findNumUsedRegistersSI(MachineFunction &MF,
unsigned &NumSGPR,
unsigned &NumVGPR) const;
/// \brief Emit register usage information so that the GPU driver
/// can correctly setup the GPU state.
void EmitProgramInfoR600(MachineFunction &MF);
void EmitProgramInfoSI(MachineFunction &MF, const SIProgramInfo &KernelInfo);
public:
explicit AMDGPUAsmPrinter(TargetMachine &TM, MCStreamer &Streamer);
bool runOnMachineFunction(MachineFunction &MF) override;
const char *getPassName() const override {
return "AMDGPU Assembly Printer";
}
/// Implemented in AMDGPUMCInstLower.cpp
void EmitInstruction(const MachineInstr *MI) override;
protected:
bool DisasmEnabled;
std::vector<std::string> DisasmLines, HexLines;
size_t DisasmLineMaxLen;
};
} // End anonymous llvm
#endif //AMDGPU_ASMPRINTER_H
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