specop.isa revision 4519:f8da6b45573f
1// Copyright (c) 2007 The Hewlett-Packard Development Company 2// All rights reserved. 3// 4// Redistribution and use of this software in source and binary forms, 5// with or without modification, are permitted provided that the 6// following conditions are met: 7// 8// The software must be used only for Non-Commercial Use which means any 9// use which is NOT directed to receiving any direct monetary 10// compensation for, or commercial advantage from such use. Illustrative 11// examples of non-commercial use are academic research, personal study, 12// teaching, education and corporate research & development. 13// Illustrative examples of commercial use are distributing products for 14// commercial advantage and providing services using the software for 15// commercial advantage. 16// 17// If you wish to use this software or functionality therein that may be 18// covered by patents for commercial use, please contact: 19// Director of Intellectual Property Licensing 20// Office of Strategy and Technology 21// Hewlett-Packard Company 22// 1501 Page Mill Road 23// Palo Alto, California 94304 24// 25// Redistributions of source code must retain the above copyright notice, 26// this list of conditions and the following disclaimer. Redistributions 27// in binary form must reproduce the above copyright notice, this list of 28// conditions and the following disclaimer in the documentation and/or 29// other materials provided with the distribution. Neither the name of 30// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 31// contributors may be used to endorse or promote products derived from 32// this software without specific prior written permission. No right of 33// sublicense is granted herewith. Derivatives of the software and 34// output created using the software may be prepared, but only for 35// Non-Commercial Uses. Derivatives of the software may be shared with 36// others provided: (i) the others agree to abide by the list of 37// conditions herein which includes the Non-Commercial Use restrictions; 38// and (ii) such Derivatives of the software include the above copyright 39// notice to acknowledge the contribution from this software where 40// applicable, this list of conditions and the disclaimer below. 41// 42// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 43// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 44// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 45// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 46// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 47// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 48// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 49// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 50// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 51// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 52// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 53// 54// Authors: Gabe Black 55 56////////////////////////////////////////////////////////////////////////// 57// 58// Fault Microop 59// 60////////////////////////////////////////////////////////////////////////// 61 62def template MicroFaultExecute {{ 63 Fault %(class_name)s ::execute(%(CPU_exec_context)s *xc, 64 Trace::InstRecord *traceData) const 65 { 66 //Return the fault we were constructed with 67 return fault; 68 } 69}}; 70 71def template MicroFaultDeclare {{ 72 class %(class_name)s : public X86MicroOpBase 73 { 74 protected: 75 Fault fault; 76 void buildMe(); 77 78 public: 79 %(class_name)s(ExtMachInst _machInst, 80 const char * instMnem, 81 bool isMicro, bool isDelayed, bool isFirst, bool isLast, 82 Fault _fault); 83 84 %(class_name)s(ExtMachInst _machInst, 85 const char * instMnem, 86 Fault _fault); 87 88 %(BasicExecDeclare)s 89 }; 90}}; 91 92def template MicroFaultConstructor {{ 93 94 inline void %(class_name)s::buildMe() 95 { 96 %(constructor)s; 97 } 98 99 inline %(class_name)s::%(class_name)s( 100 ExtMachInst machInst, const char * instMnem, Fault _fault) : 101 %(base_class)s(machInst, "%(mnemonic)s", instMnem, 102 false, false, false, false, %(op_class)s), fault(_fault) 103 { 104 buildMe(); 105 } 106 107 inline %(class_name)s::%(class_name)s( 108 ExtMachInst machInst, const char * instMnem, 109 bool isMicro, bool isDelayed, bool isFirst, bool isLast, 110 Fault _fault) : 111 %(base_class)s(machInst, "%(mnemonic)s", instMnem, 112 isMicro, isDelayed, isFirst, isLast, %(op_class)s), 113 fault(_fault) 114 { 115 buildMe(); 116 } 117}}; 118 119let {{ 120 # This microop takes in a single parameter, a fault to return. 121 iop = InstObjParams("fault", "GenFault", 'X86MicroOpBase', {"code" : ""}) 122 header_output += MicroFaultDeclare.subst(iop) 123 decoder_output += MicroFaultConstructor.subst(iop) 124 exec_output += MicroFaultExecute.subst(iop) 125}}; 126