isa.hh revision 7811:a8fc35183c10 
1/*
2 * Copyright (c) 2009 The Regents of The University of Michigan
3 * Copyright (c) 2009 The University of Edinburgh
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer;
10 * redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution;
13 * neither the name of the copyright holders nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * Authors: Gabe Black
30 *          Timothy M. Jones
31 */
32
33#ifndef __ARCH_POWER_ISA_HH__
34#define __ARCH_POWER_ISA_HH__
35
36#include "arch/power/registers.hh"
37#include "arch/power/types.hh"
38#include "base/misc.hh"
39
40class ThreadContext;
41class Checkpoint;
42class EventManager;
43
44namespace PowerISA
45{
46
47class ISA
48{
49  protected:
50    MiscReg dummy;
51    MiscReg miscRegs[NumMiscRegs];
52
53  public:
54    void
55    clear()
56    {
57    }
58
59    MiscReg
60    readMiscRegNoEffect(int misc_reg)
61    {
62        fatal("Power does not currently have any misc regs defined\n");
63        return dummy;
64    }
65
66    MiscReg
67    readMiscReg(int misc_reg, ThreadContext *tc)
68    {
69        fatal("Power does not currently have any misc regs defined\n");
70        return dummy;
71    }
72
73    void
74    setMiscRegNoEffect(int misc_reg, const MiscReg &val)
75    {
76        fatal("Power does not currently have any misc regs defined\n");
77    }
78
79    void
80    setMiscReg(int misc_reg, const MiscReg &val, ThreadContext *tc)
81    {
82        fatal("Power does not currently have any misc regs defined\n");
83    }
84
85    int
86    flattenIntIndex(int reg)
87    {
88        return reg;
89    }
90
91    int
92    flattenFloatIndex(int reg)
93    {
94        return reg;
95    }
96
97    void
98    serialize(EventManager *em, std::ostream &os)
99    {
100    }
101
102    void
103    unserialize(EventManager *em, Checkpoint *cp, const std::string &section)
104    {
105    }
106
107    ISA()
108    {
109        clear();
110    }
111};
112
113} // namespace PowerISA
114
115#endif // __ARCH_POWER_ISA_HH__
116