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/*
* Copyright (c) 2015-2017 Advanced Micro Devices, Inc.
* All rights reserved.
*
* For use for simulation and test purposes only
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Anthony Gutierrez
*/
#ifndef __ARCH_GCN3_INSTS_GPU_STATIC_INST_HH__
#define __ARCH_GCN3_INSTS_GPU_STATIC_INST_HH__
#include "arch/gcn3/operand.hh"
#include "arch/gcn3/registers.hh"
#include "gpu-compute/gpu_static_inst.hh"
#include "gpu-compute/scalar_register_file.hh"
#include "gpu-compute/vector_register_file.hh"
#include "gpu-compute/wavefront.hh"
namespace Gcn3ISA
{
class GCN3GPUStaticInst : public GPUStaticInst
{
public:
GCN3GPUStaticInst(const std::string &opcode);
~GCN3GPUStaticInst();
void generateDisassembly() override { disassembly = _opcode; }
bool
isFlatScratchRegister(int opIdx) override
{
return isFlatScratchReg(opIdx);
}
bool
isExecMaskRegister(int opIdx) override
{
return isExecMask(opIdx);
}
bool isScalarRegister(int opIdx) override { return false; }
bool isVectorRegister(int opIdx) override { return false; }
bool isSrcOperand(int opIdx) override { return false; }
bool isDstOperand(int opIdx) override { return false; }
int getOperandSize(int opIdx) override { return 0; }
int
getRegisterIndex(int opIdx, GPUDynInstPtr gpuDynInst) override
{
return 0;
}
/**
* Return the number of tokens needed by the coalescer. In GCN3 there
* is generally one packet per memory request per lane generated. In
* HSAIL, the number of dest operands is used for loads and src
* operands for stores. This method should be overriden on a per-inst
* basis when this value differs.
*/
int coalescerTokenCount() const override { return 1; }
ScalarRegU32 srcLiteral() const override { return _srcLiteral; }
protected:
void panicUnimplemented() const;
/**
* if the instruction has a src literal - an immediate
* value that is part of the instruction stream - we
* store that here
*/
ScalarRegU32 _srcLiteral;
}; // class GCN3GPUStaticInst
} // namespace Gcn3ISA
#endif //__ARCH_GCN3_INSTS_GPU_STATIC_INST_HH__