limmop.isa revision 5788
14524Sgblack@eecs.umich.edu// Copyright (c) 2007 The Hewlett-Packard Development Company 24524Sgblack@eecs.umich.edu// All rights reserved. 34524Sgblack@eecs.umich.edu// 44524Sgblack@eecs.umich.edu// Redistribution and use of this software in source and binary forms, 54524Sgblack@eecs.umich.edu// with or without modification, are permitted provided that the 64524Sgblack@eecs.umich.edu// following conditions are met: 74524Sgblack@eecs.umich.edu// 84524Sgblack@eecs.umich.edu// The software must be used only for Non-Commercial Use which means any 94524Sgblack@eecs.umich.edu// use which is NOT directed to receiving any direct monetary 104524Sgblack@eecs.umich.edu// compensation for, or commercial advantage from such use. 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Derivatives of the software may be shared with 364524Sgblack@eecs.umich.edu// others provided: (i) the others agree to abide by the list of 374524Sgblack@eecs.umich.edu// conditions herein which includes the Non-Commercial Use restrictions; 384524Sgblack@eecs.umich.edu// and (ii) such Derivatives of the software include the above copyright 394524Sgblack@eecs.umich.edu// notice to acknowledge the contribution from this software where 404524Sgblack@eecs.umich.edu// applicable, this list of conditions and the disclaimer below. 414524Sgblack@eecs.umich.edu// 424524Sgblack@eecs.umich.edu// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 434524Sgblack@eecs.umich.edu// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 444524Sgblack@eecs.umich.edu// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 454524Sgblack@eecs.umich.edu// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 464524Sgblack@eecs.umich.edu// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 474524Sgblack@eecs.umich.edu// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 484524Sgblack@eecs.umich.edu// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 494524Sgblack@eecs.umich.edu// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 504524Sgblack@eecs.umich.edu// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 514524Sgblack@eecs.umich.edu// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 524524Sgblack@eecs.umich.edu// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 534524Sgblack@eecs.umich.edu// 544524Sgblack@eecs.umich.edu// Authors: Gabe Black 554524Sgblack@eecs.umich.edu 564524Sgblack@eecs.umich.edu////////////////////////////////////////////////////////////////////////// 574524Sgblack@eecs.umich.edu// 584524Sgblack@eecs.umich.edu// LIMMOp Microop templates 594524Sgblack@eecs.umich.edu// 604524Sgblack@eecs.umich.edu////////////////////////////////////////////////////////////////////////// 614524Sgblack@eecs.umich.edu 624524Sgblack@eecs.umich.edudef template MicroLimmOpExecute {{ 634524Sgblack@eecs.umich.edu Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, 644524Sgblack@eecs.umich.edu Trace::InstRecord *traceData) const 654524Sgblack@eecs.umich.edu { 664524Sgblack@eecs.umich.edu %(op_decl)s; 674524Sgblack@eecs.umich.edu %(op_rd)s; 684524Sgblack@eecs.umich.edu %(code)s; 694524Sgblack@eecs.umich.edu %(op_wb)s; 704524Sgblack@eecs.umich.edu return NoFault; 714524Sgblack@eecs.umich.edu } 724524Sgblack@eecs.umich.edu}}; 734524Sgblack@eecs.umich.edu 744524Sgblack@eecs.umich.edudef template MicroLimmOpDeclare {{ 754679Sgblack@eecs.umich.edu class %(class_name)s : public X86ISA::X86MicroopBase 764524Sgblack@eecs.umich.edu { 774524Sgblack@eecs.umich.edu protected: 784524Sgblack@eecs.umich.edu const RegIndex dest; 794524Sgblack@eecs.umich.edu const uint64_t imm; 804693Sgblack@eecs.umich.edu const uint8_t dataSize; 814804Sgblack@eecs.umich.edu RegIndex foldOBit; 824524Sgblack@eecs.umich.edu void buildMe(); 834524Sgblack@eecs.umich.edu 844581Sgblack@eecs.umich.edu std::string generateDisassembly(Addr pc, 854581Sgblack@eecs.umich.edu const SymbolTable *symtab) const; 864581Sgblack@eecs.umich.edu 874524Sgblack@eecs.umich.edu public: 884524Sgblack@eecs.umich.edu %(class_name)s(ExtMachInst _machInst, 894524Sgblack@eecs.umich.edu const char * instMnem, 904524Sgblack@eecs.umich.edu bool isMicro, bool isDelayed, bool isFirst, bool isLast, 914693Sgblack@eecs.umich.edu RegIndex _dest, uint64_t _imm, uint8_t _dataSize); 924524Sgblack@eecs.umich.edu 934524Sgblack@eecs.umich.edu %(class_name)s(ExtMachInst _machInst, 944524Sgblack@eecs.umich.edu const char * instMnem, 954693Sgblack@eecs.umich.edu RegIndex _dest, uint64_t _imm, uint8_t _dataSize); 964524Sgblack@eecs.umich.edu 974524Sgblack@eecs.umich.edu %(BasicExecDeclare)s 984524Sgblack@eecs.umich.edu }; 994524Sgblack@eecs.umich.edu}}; 1004524Sgblack@eecs.umich.edu 1014581Sgblack@eecs.umich.edudef template MicroLimmOpDisassembly {{ 1024581Sgblack@eecs.umich.edu std::string %(class_name)s::generateDisassembly(Addr pc, 1034581Sgblack@eecs.umich.edu const SymbolTable *symtab) const 1044581Sgblack@eecs.umich.edu { 1054581Sgblack@eecs.umich.edu std::stringstream response; 1064581Sgblack@eecs.umich.edu 1074581Sgblack@eecs.umich.edu printMnemonic(response, instMnem, mnemonic); 1084804Sgblack@eecs.umich.edu printDestReg(response, 0, dataSize); 1094581Sgblack@eecs.umich.edu response << ", "; 1104581Sgblack@eecs.umich.edu ccprintf(response, "%#x", imm); 1114581Sgblack@eecs.umich.edu return response.str(); 1124581Sgblack@eecs.umich.edu } 1134581Sgblack@eecs.umich.edu}}; 1144581Sgblack@eecs.umich.edu 1154524Sgblack@eecs.umich.edudef template MicroLimmOpConstructor {{ 1164524Sgblack@eecs.umich.edu 1174524Sgblack@eecs.umich.edu inline void %(class_name)s::buildMe() 1184524Sgblack@eecs.umich.edu { 1194804Sgblack@eecs.umich.edu foldOBit = (dataSize == 1 && !machInst.rex.present) ? 1 << 6 : 0; 1204524Sgblack@eecs.umich.edu %(constructor)s; 1214524Sgblack@eecs.umich.edu } 1224524Sgblack@eecs.umich.edu 1234524Sgblack@eecs.umich.edu inline %(class_name)s::%(class_name)s( 1244524Sgblack@eecs.umich.edu ExtMachInst machInst, const char * instMnem, 1254693Sgblack@eecs.umich.edu RegIndex _dest, uint64_t _imm, uint8_t _dataSize) : 1264524Sgblack@eecs.umich.edu %(base_class)s(machInst, "%(mnemonic)s", instMnem, 1274524Sgblack@eecs.umich.edu false, false, false, false, %(op_class)s), 1284693Sgblack@eecs.umich.edu dest(_dest), imm(_imm), dataSize(_dataSize) 1294524Sgblack@eecs.umich.edu { 1304524Sgblack@eecs.umich.edu buildMe(); 1314524Sgblack@eecs.umich.edu } 1324524Sgblack@eecs.umich.edu 1334524Sgblack@eecs.umich.edu inline %(class_name)s::%(class_name)s( 1344524Sgblack@eecs.umich.edu ExtMachInst machInst, const char * instMnem, 1354524Sgblack@eecs.umich.edu bool isMicro, bool isDelayed, bool isFirst, bool isLast, 1364693Sgblack@eecs.umich.edu RegIndex _dest, uint64_t _imm, uint8_t _dataSize) : 1374524Sgblack@eecs.umich.edu %(base_class)s(machInst, "%(mnemonic)s", instMnem, 1384524Sgblack@eecs.umich.edu isMicro, isDelayed, isFirst, isLast, %(op_class)s), 1394693Sgblack@eecs.umich.edu dest(_dest), imm(_imm), dataSize(_dataSize) 1404524Sgblack@eecs.umich.edu { 1414524Sgblack@eecs.umich.edu buildMe(); 1424524Sgblack@eecs.umich.edu } 1434524Sgblack@eecs.umich.edu}}; 1444524Sgblack@eecs.umich.edu 1454524Sgblack@eecs.umich.edulet {{ 1464576Sgblack@eecs.umich.edu class LimmOp(X86Microop): 1474792Sgblack@eecs.umich.edu def __init__(self, dest, imm, dataSize="env.dataSize"): 1484576Sgblack@eecs.umich.edu self.className = "Limm" 1494576Sgblack@eecs.umich.edu self.mnemonic = "limm" 1504524Sgblack@eecs.umich.edu self.dest = dest 1515188Sgblack@eecs.umich.edu if isinstance(imm, (int, long)): 1525188Sgblack@eecs.umich.edu imm = "ULL(%d)" % imm 1534524Sgblack@eecs.umich.edu self.imm = imm 1544792Sgblack@eecs.umich.edu self.dataSize = dataSize 1554524Sgblack@eecs.umich.edu 1564524Sgblack@eecs.umich.edu def getAllocator(self, *microFlags): 1575788Sgblack@eecs.umich.edu allocator = '''new %(class_name)s(machInst, macrocodeBlock 1584693Sgblack@eecs.umich.edu %(flags)s, %(dest)s, %(imm)s, %(dataSize)s)''' % { 1594524Sgblack@eecs.umich.edu "class_name" : self.className, 1604524Sgblack@eecs.umich.edu "mnemonic" : self.mnemonic, 1614524Sgblack@eecs.umich.edu "flags" : self.microFlagsText(microFlags), 1624693Sgblack@eecs.umich.edu "dest" : self.dest, "imm" : self.imm, 1634693Sgblack@eecs.umich.edu "dataSize" : self.dataSize} 1644576Sgblack@eecs.umich.edu return allocator 1654524Sgblack@eecs.umich.edu 1664524Sgblack@eecs.umich.edu microopClasses["limm"] = LimmOp 1674524Sgblack@eecs.umich.edu}}; 1684524Sgblack@eecs.umich.edu 1694524Sgblack@eecs.umich.edulet {{ 1704524Sgblack@eecs.umich.edu # Build up the all register version of this micro op 1714539Sgblack@eecs.umich.edu iop = InstObjParams("limm", "Limm", 'X86MicroopBase', 1724792Sgblack@eecs.umich.edu {"code" : "DestReg = merge(DestReg, imm, dataSize);"}) 1734524Sgblack@eecs.umich.edu header_output += MicroLimmOpDeclare.subst(iop) 1744524Sgblack@eecs.umich.edu decoder_output += MicroLimmOpConstructor.subst(iop) 1754581Sgblack@eecs.umich.edu decoder_output += MicroLimmOpDisassembly.subst(iop) 1764524Sgblack@eecs.umich.edu exec_output += MicroLimmOpExecute.subst(iop) 1774524Sgblack@eecs.umich.edu}}; 178