macromem.hh revision 7294
17130Sgblack@eecs.umich.edu/* 27130Sgblack@eecs.umich.edu * Copyright (c) 2010 ARM Limited 37130Sgblack@eecs.umich.edu * All rights reserved 47130Sgblack@eecs.umich.edu * 57130Sgblack@eecs.umich.edu * The license below extends only to copyright in the software and shall 67130Sgblack@eecs.umich.edu * not be construed as granting a license to any other intellectual 77130Sgblack@eecs.umich.edu * property including but not limited to intellectual property relating 87130Sgblack@eecs.umich.edu * to a hardware implementation of the functionality of the software 97130Sgblack@eecs.umich.edu * licensed hereunder. You may use the software subject to the license 107130Sgblack@eecs.umich.edu * terms below provided that you ensure that this notice is replicated 117130Sgblack@eecs.umich.edu * unmodified and in its entirety in all distributions of the software, 127130Sgblack@eecs.umich.edu * modified or unmodified, in source code or in binary form. 137130Sgblack@eecs.umich.edu * 147130Sgblack@eecs.umich.edu * Copyright (c) 2007-2008 The Florida State University 156253Sgblack@eecs.umich.edu * All rights reserved. 166253Sgblack@eecs.umich.edu * 176253Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 186253Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 196253Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 206253Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 216253Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 226253Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 236253Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 246253Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 256253Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 266253Sgblack@eecs.umich.edu * this software without specific prior written permission. 276253Sgblack@eecs.umich.edu * 286253Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 296253Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 306253Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 316253Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 326253Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 336253Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 346253Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 356253Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 366253Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 376253Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 386253Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 396253Sgblack@eecs.umich.edu * 406253Sgblack@eecs.umich.edu * Authors: Stephen Hines 416253Sgblack@eecs.umich.edu */ 426253Sgblack@eecs.umich.edu#ifndef __ARCH_ARM_MACROMEM_HH__ 436253Sgblack@eecs.umich.edu#define __ARCH_ARM_MACROMEM_HH__ 446253Sgblack@eecs.umich.edu 456253Sgblack@eecs.umich.edu#include "arch/arm/insts/pred_inst.hh" 467294Sgblack@eecs.umich.edu#include "arch/arm/tlb.hh" 476253Sgblack@eecs.umich.edu 486253Sgblack@eecs.umich.edunamespace ArmISA 496253Sgblack@eecs.umich.edu{ 506253Sgblack@eecs.umich.edu 516253Sgblack@eecs.umich.edustatic inline unsigned int 526253Sgblack@eecs.umich.edunumber_of_ones(int32_t val) 536253Sgblack@eecs.umich.edu{ 546253Sgblack@eecs.umich.edu uint32_t ones = 0; 556253Sgblack@eecs.umich.edu for (int i = 0; i < 32; i++ ) 566253Sgblack@eecs.umich.edu { 576253Sgblack@eecs.umich.edu if ( val & (1<<i) ) 586253Sgblack@eecs.umich.edu ones++; 596253Sgblack@eecs.umich.edu } 606253Sgblack@eecs.umich.edu return ones; 616253Sgblack@eecs.umich.edu} 626253Sgblack@eecs.umich.edu 636253Sgblack@eecs.umich.edu/** 646308Sgblack@eecs.umich.edu * Microops of the form IntRegA = IntRegB op Imm 656308Sgblack@eecs.umich.edu */ 666308Sgblack@eecs.umich.educlass MicroIntOp : public PredOp 676308Sgblack@eecs.umich.edu{ 686308Sgblack@eecs.umich.edu protected: 696308Sgblack@eecs.umich.edu RegIndex ura, urb; 706308Sgblack@eecs.umich.edu uint8_t imm; 716308Sgblack@eecs.umich.edu 726308Sgblack@eecs.umich.edu MicroIntOp(const char *mnem, ExtMachInst machInst, OpClass __opClass, 736308Sgblack@eecs.umich.edu RegIndex _ura, RegIndex _urb, uint8_t _imm) 746308Sgblack@eecs.umich.edu : PredOp(mnem, machInst, __opClass), 756308Sgblack@eecs.umich.edu ura(_ura), urb(_urb), imm(_imm) 766308Sgblack@eecs.umich.edu { 776308Sgblack@eecs.umich.edu } 786308Sgblack@eecs.umich.edu}; 796308Sgblack@eecs.umich.edu 806308Sgblack@eecs.umich.edu/** 816309Sgblack@eecs.umich.edu * Memory microops which use IntReg + Imm addressing 826309Sgblack@eecs.umich.edu */ 836309Sgblack@eecs.umich.educlass MicroMemOp : public MicroIntOp 846309Sgblack@eecs.umich.edu{ 856309Sgblack@eecs.umich.edu protected: 867134Sgblack@eecs.umich.edu bool up; 876309Sgblack@eecs.umich.edu unsigned memAccessFlags; 886309Sgblack@eecs.umich.edu 896309Sgblack@eecs.umich.edu MicroMemOp(const char *mnem, ExtMachInst machInst, OpClass __opClass, 907134Sgblack@eecs.umich.edu RegIndex _ura, RegIndex _urb, bool _up, uint8_t _imm) 916309Sgblack@eecs.umich.edu : MicroIntOp(mnem, machInst, __opClass, _ura, _urb, _imm), 927294Sgblack@eecs.umich.edu up(_up), memAccessFlags(TLB::MustBeOne | TLB::AlignWord) 936309Sgblack@eecs.umich.edu { 946309Sgblack@eecs.umich.edu } 956309Sgblack@eecs.umich.edu}; 966309Sgblack@eecs.umich.edu 977170Sgblack@eecs.umich.educlass MacroMemOp : public PredMacroOp 987170Sgblack@eecs.umich.edu{ 997170Sgblack@eecs.umich.edu protected: 1007170Sgblack@eecs.umich.edu MacroMemOp(const char *mnem, ExtMachInst machInst, OpClass __opClass, 1017170Sgblack@eecs.umich.edu IntRegIndex rn, bool index, bool up, bool user, 1027170Sgblack@eecs.umich.edu bool writeback, bool load, uint32_t reglist); 1037170Sgblack@eecs.umich.edu}; 1047170Sgblack@eecs.umich.edu 1057175Sgblack@eecs.umich.educlass MacroVFPMemOp : public PredMacroOp 1067175Sgblack@eecs.umich.edu{ 1077175Sgblack@eecs.umich.edu protected: 1087175Sgblack@eecs.umich.edu MacroVFPMemOp(const char *mnem, ExtMachInst machInst, OpClass __opClass, 1097175Sgblack@eecs.umich.edu IntRegIndex rn, RegIndex vd, bool single, bool up, 1107175Sgblack@eecs.umich.edu bool writeback, bool load, uint32_t offset); 1117175Sgblack@eecs.umich.edu}; 1127175Sgblack@eecs.umich.edu 1136253Sgblack@eecs.umich.edu} 1146253Sgblack@eecs.umich.edu 1156253Sgblack@eecs.umich.edu#endif //__ARCH_ARM_INSTS_MACROMEM_HH__ 116