1/*
2 * Copyright (c) 2015 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 * Author: Anthony Gutierrez
34 */
35
36#ifndef __ARCH_HSAIL_GPU_DECODER_HH__
37#define __ARCH_HSAIL_GPU_DECODER_HH__
38
39#include <vector>
40
41#include "arch/hsail/gpu_types.hh"
42
43class BrigObject;
44class GPUStaticInst;
45
46namespace Brig
47{
48    class BrigInstBase;
49}
50
51namespace HsailISA
52{
53    class Decoder
54    {
55      public:
56        GPUStaticInst* decode(MachInst machInst);
57
58        GPUStaticInst*
59        decode(RawMachInst inst)
60        {
61            return inst < decodedInsts.size() ? decodedInsts.at(inst) : nullptr;
62        }
63
64        RawMachInst
65        saveInst(GPUStaticInst *decodedInst)
66        {
67            decodedInsts.push_back(decodedInst);
68
69            return decodedInsts.size() - 1;
70        }
71
72      private:
73        static std::vector<GPUStaticInst*> decodedInsts;
74    };
75} // namespace HsailISA
76
77#endif // __ARCH_HSAIL_GPU_DECODER_HH__
78