79 lines
2.8 KiB
C++
79 lines
2.8 KiB
C++
// -*- mode:c++ -*-
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// Copyright (c) 2003-2005 The Regents of The University of Michigan
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met: redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer;
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// redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution;
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// neither the name of the copyright holders nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Authors: Kevin Lim
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////////////////////////////////////////////////////////////////////
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//
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// OPCDEC fault instructions
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//
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output header {{
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/**
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* Static instruction class for instructions that cause an OPCDEC fault
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* when executed. This is currently only for PAL mode instructions
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* executed in non-PAL mode.
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*/
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class OpcdecFault : public AlphaStaticInst
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{
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public:
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/// Constructor
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OpcdecFault(ExtMachInst _machInst)
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: AlphaStaticInst("opcdec fault", _machInst, No_OpClass)
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{
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}
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%(BasicExecDeclare)s
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std::string
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generateDisassembly(Addr pc, const SymbolTable *symtab) const;
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};
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}};
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output decoder {{
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std::string
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OpcdecFault::generateDisassembly(Addr pc, const SymbolTable *symtab) const
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{
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return csprintf("%-10s (inst 0x%x, opcode 0x%x)",
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" OPCDEC fault", machInst, OPCODE);
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}
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}};
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output exec {{
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Fault
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OpcdecFault::execute(%(CPU_exec_context)s *xc,
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Trace::InstRecord *traceData) const
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{
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return new UnimplementedOpcodeFault;
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}
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}};
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def format OpcdecFault() {{
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decode_block = 'return new OpcdecFault(machInst);\n'
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}};
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