mt.isa revision 2741 
1// -*- mode:c++ -*-
2
3// Copyright (c) 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
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10// redistributions in binary form must reproduce the above copyright
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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
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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 MIPS MT ASE operations.
39         */
40        class MT : public MipsStaticInst
41        {
42                protected:
43
44                /// Constructor
45                MT(const char *mnem, MachInst _machInst, OpClass __opClass) :
46                    MipsStaticInst(mnem, _machInst, __opClass)
47                {
48                }
49
50                std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
51        };
52}};
53
54output decoder {{
55        //Edit This Template When MT is Implemented
56        std::string MT::generateDisassembly(Addr pc, const SymbolTable *symtab) const
57        {
58                return "Disassembly of MT instruction\n";
59        }
60}};
61
62def template MTExecute {{
63        //Edit This Template When MT is Implemented
64        Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
65        {
66                //Write the resulting state to the execution context
67                %(op_wb)s;
68
69                //Call into the trap handler with the appropriate fault
70                return No_Fault;
71        }
72}};
73
74// Primary format for integer operate instructions:
75def format MipsMT() {{
76        code = 'panic(\"Mips MT Is Currently Unimplemented.\");\n'
77        iop = InstObjParams(name, Name, 'MT', CodeBlock(code))
78        header_output = BasicDeclare.subst(iop)
79        decoder_output = BasicConstructor.subst(iop)
80        decode_block = BasicDecode.subst(iop)
81        exec_output = BasicExecute.subst(iop)
82}};
83