static_inst.cc revision 12106:7784fac1b159 
1/*
2 * Copyright (c) 2009 The University of Edinburgh
3 * Copyright (c) 2013 Advanced Micro Devices, Inc.
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: Timothy M. Jones
30 */
31
32#include "arch/power/insts/static_inst.hh"
33
34#include "cpu/reg_class.hh"
35
36using namespace PowerISA;
37
38void
39PowerStaticInst::printReg(std::ostream &os, RegId reg) const
40{
41    if (reg.isIntReg())
42        ccprintf(os, "r%d", reg.index());
43    else if (reg.isFloatReg())
44        ccprintf(os, "f%d", reg.index());
45    else if (reg.isMiscReg())
46        switch (reg.index()) {
47          case 0: ccprintf(os, "cr"); break;
48          case 1: ccprintf(os, "xer"); break;
49          case 2: ccprintf(os, "lr"); break;
50          case 3: ccprintf(os, "ctr"); break;
51          default: ccprintf(os, "unknown_reg");
52            break;
53        }
54    else if (reg.isCCReg())
55        panic("printReg: POWER does not implement CCRegClass\n");
56}
57
58std::string
59PowerStaticInst::generateDisassembly(Addr pc,
60                                       const SymbolTable *symtab) const
61{
62    std::stringstream ss;
63
64    ccprintf(ss, "%-10s ", mnemonic);
65
66    return ss.str();
67}
68