isa_traits.hh revision 11723
111723Sar4jc@virginia.edu/* 211723Sar4jc@virginia.edu * Copyright (c) 2013 ARM Limited 311723Sar4jc@virginia.edu * Copyright (c) 2014-2015 Sven Karlsson 411723Sar4jc@virginia.edu * All rights reserved 511723Sar4jc@virginia.edu * 611723Sar4jc@virginia.edu * The license below extends only to copyright in the software and shall 711723Sar4jc@virginia.edu * not be construed as granting a license to any other intellectual 811723Sar4jc@virginia.edu * property including but not limited to intellectual property relating 911723Sar4jc@virginia.edu * to a hardware implementation of the functionality of the software 1011723Sar4jc@virginia.edu * licensed hereunder. You may use the software subject to the license 1111723Sar4jc@virginia.edu * terms below provided that you ensure that this notice is replicated 1211723Sar4jc@virginia.edu * unmodified and in its entirety in all distributions of the software, 1311723Sar4jc@virginia.edu * modified or unmodified, in source code or in binary form. 1411723Sar4jc@virginia.edu * 1511723Sar4jc@virginia.edu * Copyright (c) 2016 The University of Virginia 1611723Sar4jc@virginia.edu * All rights reserved. 1711723Sar4jc@virginia.edu * 1811723Sar4jc@virginia.edu * Redistribution and use in source and binary forms, with or without 1911723Sar4jc@virginia.edu * modification, are permitted provided that the following conditions are 2011723Sar4jc@virginia.edu * met: redistributions of source code must retain the above copyright 2111723Sar4jc@virginia.edu * notice, this list of conditions and the following disclaimer; 2211723Sar4jc@virginia.edu * redistributions in binary form must reproduce the above copyright 2311723Sar4jc@virginia.edu * notice, this list of conditions and the following disclaimer in the 2411723Sar4jc@virginia.edu * documentation and/or other materials provided with the distribution; 2511723Sar4jc@virginia.edu * neither the name of the copyright holders nor the names of its 2611723Sar4jc@virginia.edu * contributors may be used to endorse or promote products derived from 2711723Sar4jc@virginia.edu * this software without specific prior written permission. 2811723Sar4jc@virginia.edu * 2911723Sar4jc@virginia.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 3011723Sar4jc@virginia.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 3111723Sar4jc@virginia.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 3211723Sar4jc@virginia.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 3311723Sar4jc@virginia.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 3411723Sar4jc@virginia.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3511723Sar4jc@virginia.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3611723Sar4jc@virginia.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3711723Sar4jc@virginia.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3811723Sar4jc@virginia.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3911723Sar4jc@virginia.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 4011723Sar4jc@virginia.edu * 4111723Sar4jc@virginia.edu * Authors: Andreas Hansson 4211723Sar4jc@virginia.edu * Sven Karlsson 4311723Sar4jc@virginia.edu * Alec Roelke 4411723Sar4jc@virginia.edu */ 4511723Sar4jc@virginia.edu 4611723Sar4jc@virginia.edu#ifndef __ARCH_RISCV_ISA_TRAITS_HH__ 4711723Sar4jc@virginia.edu#define __ARCH_RISCV_ISA_TRAITS_HH__ 4811723Sar4jc@virginia.edu 4911723Sar4jc@virginia.edu#include "arch/riscv/types.hh" 5011723Sar4jc@virginia.edu#include "base/types.hh" 5111723Sar4jc@virginia.edu#include "cpu/static_inst_fwd.hh" 5211723Sar4jc@virginia.edu 5311723Sar4jc@virginia.edunamespace LittleEndianGuest {} 5411723Sar4jc@virginia.edu 5511723Sar4jc@virginia.edunamespace RiscvISA 5611723Sar4jc@virginia.edu{ 5711723Sar4jc@virginia.edu 5811723Sar4jc@virginia.eduusing namespace LittleEndianGuest; 5911723Sar4jc@virginia.edu 6011723Sar4jc@virginia.edu// Riscv does NOT have a delay slot 6111723Sar4jc@virginia.edu#define ISA_HAS_DELAY_SLOT 0 6211723Sar4jc@virginia.edu 6311723Sar4jc@virginia.educonst Addr PageShift = 12; 6411723Sar4jc@virginia.educonst Addr PageBytes = ULL(1) << PageShift; 6511723Sar4jc@virginia.edu 6611723Sar4jc@virginia.edu// Memory accesses can not be unaligned 6711723Sar4jc@virginia.educonst bool HasUnalignedMemAcc = false; 6811723Sar4jc@virginia.edu 6911723Sar4jc@virginia.educonst bool CurThreadInfoImplemented = false; 7011723Sar4jc@virginia.educonst int CurThreadInfoReg = -1; 7111723Sar4jc@virginia.edu 7211723Sar4jc@virginia.edu} 7311723Sar4jc@virginia.edu 7411723Sar4jc@virginia.edu#endif //__ARCH_RISCV_ISA_TRAITS_HH__ 75