mt.isa revision 2706:d88c27f75121 
1// -*- mode:c++ -*-
2
3// Copyright (c) 2003-2006 The Regents of The University of Michigan
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
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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
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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
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27// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28//
29// Authors: Korey Sewell
30
31////////////////////////////////////////////////////////////////////
32//
33// MT instructions
34//
35
36output header {{
37        /**
38         * Base class for integer operations.
39         */
40        class MT : public MipsStaticInst
41        {
42                protected:
43
44                /// Constructor
45                MT(const char *mnem, MachInst _machInst, OpClass __opClass) : MipsStaticInst(mnem, _machInst, __opClass)
46                {
47                }
48
49                std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
50        };
51}};
52
53output decoder {{
54        //Edit This Template When MT is Implemented
55        std::string MT::generateDisassembly(Addr pc, const SymbolTable *symtab) const
56        {
57                return "Disassembly of MT instruction\n";
58        }
59}};
60
61def template MTExecute {{
62        //Edit This Template When MT is Implemented
63        Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
64        {
65                //Write the resulting state to the execution context
66                %(op_wb)s;
67
68                //Call into the trap handler with the appropriate fault
69                return No_Fault;
70        }
71}};
72
73// Primary format for integer operate instructions:
74def format MipsMT() {{
75        code = 'panic(\"Mips MT Is Currently Unimplemented.\");\n'
76        iop = InstObjParams(name, Name, 'MT', CodeBlock(code))
77        header_output = BasicDeclare.subst(iop)
78        decoder_output = BasicConstructor.subst(iop)
79        decode_block = BasicDecode.subst(iop)
80        exec_output = BasicExecute.subst(iop)
81}};
82