95 lines
2.8 KiB
C++
95 lines
2.8 KiB
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: Korey Sewell
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*/
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#ifndef __ARCH_MIPS_TYPES_HH__
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#define __ARCH_MIPS_TYPES_HH__
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#include "sim/host.hh"
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namespace MipsISA
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{
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typedef uint32_t MachInst;
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typedef uint64_t ExtMachInst;
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typedef uint8_t RegIndex;
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typedef uint32_t IntReg;
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// floating point register file entry type
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typedef double FloatReg;
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typedef uint32_t FloatReg32;
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typedef uint64_t FloatReg64;
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typedef uint64_t FloatRegBits;
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// cop-0/cop-1 system control register
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typedef uint64_t MiscReg;
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typedef uint64_t InternalProcReg;
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typedef union {
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IntReg intreg;
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FloatReg fpreg;
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MiscReg ctrlreg;
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} AnyReg;
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//used in FP convert & round function
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enum ConvertType{
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SINGLE_TO_DOUBLE,
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SINGLE_TO_WORD,
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SINGLE_TO_LONG,
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DOUBLE_TO_SINGLE,
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DOUBLE_TO_WORD,
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DOUBLE_TO_LONG,
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LONG_TO_SINGLE,
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LONG_TO_DOUBLE,
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LONG_TO_WORD,
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LONG_TO_PS,
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WORD_TO_SINGLE,
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WORD_TO_DOUBLE,
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WORD_TO_LONG,
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WORD_TO_PS,
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PL_TO_SINGLE,
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PU_TO_SINGLE
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};
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//used in FP convert & round function
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enum RoundMode{
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RND_ZERO,
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RND_DOWN,
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RND_UP,
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RND_NEAREST
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};
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} // namespace MipsISA
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#endif
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