gpu_isa.hh revision 11696 
1/*
2 * Copyright (c) 2016 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 contributors
18 * may be used to endorse or promote products derived from this software
19 * 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 * Authors: Anthony Gutierrez
34 */
35
36#ifndef __ARCH_HSAIL_GPU_ISA_HH__
37#define __ARCH_HSAIL_GPU_ISA_HH__
38
39#include <cstdint>
40
41#include "base/misc.hh"
42#include "gpu-compute/misc.hh"
43
44class Wavefront;
45
46namespace HsailISA
47{
48    typedef uint64_t MiscReg;
49
50    class GPUISA
51    {
52      public:
53        GPUISA(Wavefront &wf) : wavefront(wf)
54        {
55        }
56
57        void
58        writeMiscReg(int opIdx, MiscReg operandVal)
59        {
60            fatal("HSAIL does not implement misc registers yet\n");
61        }
62
63        MiscReg
64        readMiscReg(int opIdx) const
65        {
66            fatal("HSAIL does not implement misc registers yet\n");
67        }
68
69        bool hasScalarUnit() const { return false; }
70
71        uint32_t
72        advancePC(uint32_t old_pc, GPUDynInstPtr gpuDynInst)
73        {
74            return old_pc + 1;
75        }
76
77      private:
78        Wavefront &wavefront;
79    };
80}
81
82#endif // __ARCH_HSAIL_GPU_ISA_HH__
83