1/* 2 * Copyright (c) 2009 The University of Edinburgh 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Timothy M. Jones 29 */ 30 31#ifndef __ARCH_POWER_MEM_HH__ 32#define __ARCH_POWER_MEM_HH__ 33 34#include "arch/power/insts/static_inst.hh" 35 36namespace PowerISA 37{ 38 39/** 40 * Base class for memory operations. 41 */ 42class MemOp : public PowerStaticInst 43{ 44 protected: 45 46 /// Memory request flags. See mem_req_base.hh. 47 unsigned memAccessFlags;
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48 /// Pointer to EAComp object.
49 const StaticInstPtr eaCompPtr;
50 /// Pointer to MemAcc object.
51 const StaticInstPtr memAccPtr;
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48 49 /// Constructor
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54 MemOp(const char *mnem, MachInst _machInst, OpClass __opClass,
55 StaticInstPtr _eaCompPtr = nullStaticInstPtr,
56 StaticInstPtr _memAccPtr = nullStaticInstPtr)
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50 MemOp(const char *mnem, MachInst _machInst, OpClass __opClass) |
51 : PowerStaticInst(mnem, _machInst, __opClass),
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58 memAccessFlags(0),
59 eaCompPtr(_eaCompPtr),
60 memAccPtr(_memAccPtr)
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52 memAccessFlags(0) |
53 { 54 } 55 56 std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; 57}; 58 59 60/** 61 * Class for memory operations with displacement. 62 */ 63class MemDispOp : public MemOp 64{ 65 protected: 66 67 int16_t disp; 68 69 /// Constructor
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78 MemDispOp(const char *mnem, MachInst _machInst, OpClass __opClass,
79 StaticInstPtr _eaCompPtr = nullStaticInstPtr,
80 StaticInstPtr _memAccPtr = nullStaticInstPtr)
81 : MemOp(mnem, _machInst, __opClass, _eaCompPtr, _memAccPtr),
82 disp(machInst.d)
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70 MemDispOp(const char *mnem, MachInst _machInst, OpClass __opClass) 71 : MemOp(mnem, _machInst, __opClass), disp(machInst.d) |
72 { 73 } 74 75 std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; 76}; 77 78} // namespace PowerISA 79 80#endif //__ARCH_POWER_INSTS_MEM_HH__
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