1// Copyright (c) 2006-2007 The Regents of The University of Michigan 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are 6// met: redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer; 8// redistributions in binary form must reproduce the above copyright 9// notice, this list of conditions and the following disclaimer in the 10// documentation and/or other materials provided with the distribution; 11// neither the name of the copyright holders nor the names of its 12// contributors may be used to endorse or promote products derived from 13// this software without specific prior written permission. 14// 15// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26// 27// Authors: Ali Saidi 28// Gabe Black 29// Steve Reinhardt 30 31// Declarations for execute() methods. 32def template BasicExecDeclare {{ 33 Fault execute(%(CPU_exec_context)s *, Trace::InstRecord *) const; 34}}; 35 36// Definitions of execute methods that panic. 37def template BasicExecPanic {{ 38 Fault execute(%(CPU_exec_context)s *, Trace::InstRecord *) const 39 { 40 panic("Execute method called when it shouldn't!");
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75 %(op_decl)s; 76 %(op_rd)s; 77 %(code)s; 78 79 if(fault == NoFault) 80 { 81 %(op_wb)s; 82 } 83 return fault; 84 } 85}}; 86 87// Basic decode template. 88def template BasicDecode {{ 89 return new %(class_name)s(machInst); 90}}; 91 92// Basic decode template, passing mnemonic in as string arg to constructor. 93def template BasicDecodeWithMnemonic {{ 94 return new %(class_name)s("%(mnemonic)s", machInst); 95}}; 96 97// The most basic instruction format... used only for a few misc. insts 98def format BasicOperate(code, *flags) {{ 99 iop = InstObjParams(name, Name, 'SparcStaticInst', 100 CodeBlock(code), flags) 101 header_output = BasicDeclare.subst(iop) 102 decoder_output = BasicConstructor.subst(iop) 103 decode_block = BasicDecode.subst(iop) 104 exec_output = BasicExecute.subst(iop) 105}};
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