src/gpu-compute/gpu_exec_context.hh

   1 /*
   2  * Copyright (c) 2015-2018 Advanced Micro Devices, Inc.
   3  * All rights reserved.
   4  *
   5  * For use for simulation and test purposes only
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright notice,
  11  * this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright notice,
  14  * this list of conditions and the following disclaimer in the documentation
  15  * and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the copyright holder nor the names of its
  18  * contributors may be used to endorse or promote products derived from this
  19  * software without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31  * POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #ifndef __GPU_EXEC_CONTEXT_HH__
  35 #define __GPU_EXEC_CONTEXT_HH__
  36
  37 #include "arch/gpu_isa.hh"
  38 #include "base/types.hh"
  39 #include "config/the_gpu_isa.hh"
  40
  41 class ComputeUnit;
  42 class Wavefront;
  43
  44 class GPUExecContext
  45 {
  46   public:
  47     GPUExecContext(ComputeUnit *_cu, Wavefront *_wf);
  48     Wavefront* wavefront();
  49     ComputeUnit* computeUnit();
  50
  51     template<typename T> T
  52     readConstVal(int opIdx) const
  53     {
  54         return gpuISA->readConstVal<T>(opIdx);
  55     }
  56
  57     RegVal readMiscReg(int opIdx) const;
  58     void writeMiscReg(int opIdx, RegVal operandVal);
  59
  60   protected:
  61     ComputeUnit *cu;
  62     Wavefront *wf;
  63     TheGpuISA::GPUISA *gpuISA;
  64 };
  65
  66 #endif // __GPU_EXEC_CONTEXT_HH__