111723Sar4jc@virginia.edu// -*- mode:c++ -*- 211723Sar4jc@virginia.edu 311723Sar4jc@virginia.edu// Copyright (c) 2015 RISC-V Foundation 411723Sar4jc@virginia.edu// Copyright (c) 2016 The University of Virginia 511723Sar4jc@virginia.edu// All rights reserved. 611723Sar4jc@virginia.edu// 711723Sar4jc@virginia.edu// Redistribution and use in source and binary forms, with or without 811723Sar4jc@virginia.edu// modification, are permitted provided that the following conditions are 911723Sar4jc@virginia.edu// met: redistributions of source code must retain the above copyright 1011723Sar4jc@virginia.edu// notice, this list of conditions and the following disclaimer; 1111723Sar4jc@virginia.edu// redistributions in binary form must reproduce the above copyright 1211723Sar4jc@virginia.edu// notice, this list of conditions and the following disclaimer in the 1311723Sar4jc@virginia.edu// documentation and/or other materials provided with the distribution; 1411723Sar4jc@virginia.edu// neither the name of the copyright holders nor the names of its 1511723Sar4jc@virginia.edu// contributors may be used to endorse or promote products derived from 1611723Sar4jc@virginia.edu// this software without specific prior written permission. 1711723Sar4jc@virginia.edu// 1811723Sar4jc@virginia.edu// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1911723Sar4jc@virginia.edu// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2011723Sar4jc@virginia.edu// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2111723Sar4jc@virginia.edu// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2211723Sar4jc@virginia.edu// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2311723Sar4jc@virginia.edu// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2411723Sar4jc@virginia.edu// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2511723Sar4jc@virginia.edu// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2611723Sar4jc@virginia.edu// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2711723Sar4jc@virginia.edu// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2811723Sar4jc@virginia.edu// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2911723Sar4jc@virginia.edu// 3011723Sar4jc@virginia.edu// Authors: Maxwell Walter 3111723Sar4jc@virginia.edu// Alec Roelke 3211723Sar4jc@virginia.edu 3311723Sar4jc@virginia.edu// Basic instruction class declaration template. 3411723Sar4jc@virginia.edudef template BasicDeclare {{ 3511723Sar4jc@virginia.edu // 3611723Sar4jc@virginia.edu // Static instruction class for "%(mnemonic)s". 3711723Sar4jc@virginia.edu // 3811723Sar4jc@virginia.edu class %(class_name)s : public %(base_class)s 3911723Sar4jc@virginia.edu { 4011723Sar4jc@virginia.edu public: 4111723Sar4jc@virginia.edu /// Constructor. 4211723Sar4jc@virginia.edu %(class_name)s(MachInst machInst); 4312482Sgabeblack@google.com Fault execute(ExecContext *, Trace::InstRecord *) const override; 4411723Sar4jc@virginia.edu using %(base_class)s::generateDisassembly; 4511723Sar4jc@virginia.edu }; 4611723Sar4jc@virginia.edu}}; 4711723Sar4jc@virginia.edu 4811723Sar4jc@virginia.edu// Basic instruction class constructor template. 4911723Sar4jc@virginia.edudef template BasicConstructor {{ 5011723Sar4jc@virginia.edu %(class_name)s::%(class_name)s(MachInst machInst) 5111723Sar4jc@virginia.edu : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s) 5211723Sar4jc@virginia.edu { 5311723Sar4jc@virginia.edu %(constructor)s; 5411723Sar4jc@virginia.edu } 5511723Sar4jc@virginia.edu}}; 5611723Sar4jc@virginia.edu 5711723Sar4jc@virginia.edu 5811723Sar4jc@virginia.edu// Basic instruction class execute method template. 5911723Sar4jc@virginia.edudef template BasicExecute {{ 6011723Sar4jc@virginia.edu Fault 6112234Sgabeblack@google.com %(class_name)s::execute(ExecContext *xc, 6211723Sar4jc@virginia.edu Trace::InstRecord *traceData) const 6311723Sar4jc@virginia.edu { 6411723Sar4jc@virginia.edu Fault fault = NoFault; 6511723Sar4jc@virginia.edu 6611723Sar4jc@virginia.edu %(op_decl)s; 6711723Sar4jc@virginia.edu %(op_rd)s; 6811723Sar4jc@virginia.edu if (fault == NoFault) { 6911723Sar4jc@virginia.edu %(code)s; 7011723Sar4jc@virginia.edu if (fault == NoFault) { 7111723Sar4jc@virginia.edu %(op_wb)s; 7211723Sar4jc@virginia.edu } 7311723Sar4jc@virginia.edu } 7411723Sar4jc@virginia.edu return fault; 7511723Sar4jc@virginia.edu } 7611723Sar4jc@virginia.edu}}; 7711723Sar4jc@virginia.edu 7811723Sar4jc@virginia.edu// Basic decode template. 7911723Sar4jc@virginia.edudef template BasicDecode {{ 8011723Sar4jc@virginia.edu return new %(class_name)s(machInst); 8111723Sar4jc@virginia.edu}}; 8211723Sar4jc@virginia.edu 8311723Sar4jc@virginia.edu// The most basic instruction format... 8411723Sar4jc@virginia.edudef format BasicOp(code, *flags) {{ 8511723Sar4jc@virginia.edu iop = InstObjParams(name, Name, 'RiscvStaticInst', code, flags) 8611723Sar4jc@virginia.edu header_output = BasicDeclare.subst(iop) 8711723Sar4jc@virginia.edu decoder_output = BasicConstructor.subst(iop) 8811723Sar4jc@virginia.edu decode_block = BasicDecode.subst(iop) 8911723Sar4jc@virginia.edu exec_output = BasicExecute.subst(iop) 9011723Sar4jc@virginia.edu}}; 91