base.isa (4371:c5003760793e) | base.isa (4519:f8da6b45573f) |
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1// -*- mode:c++ -*- 2 3// Copyright (c) 2007 The Hewlett-Packard Development Company 4// All rights reserved. 5// 6// Redistribution and use of this software in source and binary forms, 7// with or without modification, are permitted provided that the 8// following conditions are met: --- 41 unchanged lines hidden (view full) --- 50// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 51// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 52// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 53// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 54// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 55// 56// Authors: Gabe Black 57 | 1// -*- mode:c++ -*- 2 3// Copyright (c) 2007 The Hewlett-Packard Development Company 4// All rights reserved. 5// 6// Redistribution and use of this software in source and binary forms, 7// with or without modification, are permitted provided that the 8// following conditions are met: --- 41 unchanged lines hidden (view full) --- 50// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 51// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 52// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 53// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 54// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 55// 56// Authors: Gabe Black 57 |
58//The operand types a microop template can be specialized with 59output header {{ 60 enum OperandType { 61 RegisterOperand, 62 ImmediateOperand 63 }; | 58let {{ 59 # This will be populated with mappings between microop mnemonics and 60 # the classes that represent them. 61 microopClasses = {} |
64}}; 65 66//A class which is the base of all x86 micro ops. It provides a function to 67//set necessary flags appropriately. 68output header {{ 69 class X86MicroOpBase : public X86StaticInst 70 { 71 protected: --- 22 unchanged lines hidden (view full) --- 94 95 ccprintf(ss, "\t%s.%s", instMnem, mnemonic); 96 97 return ss.str(); 98 } 99 }; 100}}; 101 | 62}}; 63 64//A class which is the base of all x86 micro ops. It provides a function to 65//set necessary flags appropriately. 66output header {{ 67 class X86MicroOpBase : public X86StaticInst 68 { 69 protected: --- 22 unchanged lines hidden (view full) --- 92 93 ccprintf(ss, "\t%s.%s", instMnem, mnemonic); 94 95 return ss.str(); 96 } 97 }; 98}}; 99 |
102// This sets up a class which is templated on the type of 103// arguments a particular flavor of a microcode instruction 104// can accept. It's parameters are specialized to create polymorphic 105// behavior in microops. 106def template BaseMicroOpTemplateDeclare {{ 107 template%(signature)s 108 class %(class_name)s; 109}}; | 100////////////////////////////////////////////////////////////////////////// 101// 102// Base class for the python representation of x86 microops |
110 111let {{ | 103 104let {{ |
112 def buildBaseMicroOpTemplate(Name, numParams): 113 assert(numParams > 0) 114 signature = "<" 115 signature += "int SignatureOperandTypeSpecifier0" 116 for count in xrange(1,numParams): 117 signature += \ 118 ", int SingatureOperandTypeSpecifier%d" % count 119 signature += ">" 120 subs = {"signature" : signature, "class_name" : Name} 121 return BaseMicroOpTemplateDeclare.subst(subs) | 105 class X86Microop(object): 106 def __init__(self, name): 107 self.name = name 108 109 # This converts a list of python bools into 110 # a comma seperated list of C++ bools. 111 def microFlagsText(self, vals): 112 text = "" 113 for val in vals: 114 if val: 115 text += ", true" 116 else: 117 text += ", false" 118 return text 119 120 def getAllocator(self, mnemonic, *microFlags): 121 return 'new %s(machInst, %s)' % (self.className, mnemonic, self.microFlagsText(microFlags)) |
122}}; 123 | 122}}; 123 |
124let {{ 125 def buildMicroOpTemplateDict(*params): 126 signature = "<" 127 if len(params): 128 signature += params[0] 129 if len(params) > 1: 130 for param in params[1:]: 131 signature += ", %s" % param 132 signature += ">" 133 subs = {"param_dec" : "", "param_arg_dec" : "", 134 "param_init" : "", "signature" : signature} 135 for count in xrange(len(params)): 136 subs["param_dec"] += "uint64_t param%d;\n" % count 137 subs["param_arg_dec"] += ", uint64_t _param%d" % count 138 subs["param_init"] += ", param%d(_param%d)" % (count, count) 139 return subs | 124////////////////////////////////////////////////////////////////////////// 125// 126// LdStOp Microop templates 127// 128////////////////////////////////////////////////////////////////////////// 129 130def template MicroLdStOpDeclare {{ 131 class %(class_name)s : public X86MicroOpBase 132 { 133 protected: 134 const uint8_t scale; 135 const RegIndex index; 136 const RegIndex base; 137 const uint64_t disp; 138 const uint8_t segment; 139 const RegIndex data; 140 const uint8_t dataSize; 141 const uint8_t addressSize; 142 void buildMe(); 143 144 public: 145 %(class_name)s(ExtMachInst _machInst, 146 const char * instMnem, 147 bool isMicro, bool isDelayed, bool isFirst, bool isLast, 148 uint8_t _scale, RegIndex _index, RegIndex _base, 149 uint64_t _disp, uint8_t _segment, 150 RegIndex _data, 151 uint8_t _dataSize, uint8_t _addressSize); 152 153 %(class_name)s(ExtMachInst _machInst, 154 const char * instMnem, 155 uint8_t _scale, RegIndex _index, RegIndex _base, 156 uint64_t _disp, uint8_t _segment, 157 RegIndex _data, 158 uint8_t _dataSize, uint8_t _addressSize); 159 160 %(BasicExecDeclare)s 161 }; |
140}}; 141 | 162}}; 163 |
142// A tmeplate for building a specialized version of the microcode 143// instruction which specifies which arguments it wants 144def template MicroOpDeclare {{ 145 template<> 146 class %(class_name)s%(signature)s : public X86MicroOpBase | 164def template MicroLdStOpConstructor {{ 165 166 inline void %(class_name)s::buildMe() |
147 { | 167 { |
168 %(constructor)s; 169 } 170 171 inline %(class_name)s::%(class_name)s( 172 ExtMachInst machInst, const char * instMnem, 173 uint8_t _scale, RegIndex _index, RegIndex _base, 174 uint64_t _disp, uint8_t _segment, 175 RegIndex _data, 176 uint8_t _dataSize, uint8_t _addressSize) : 177 %(base_class)s(machInst, "%(mnemonic)s", instMnem, 178 false, false, false, false, %(op_class)s), 179 scale(_scale), index(_index), base(_base), 180 disp(_disp), segment(_segment), 181 data(_data), 182 dataSize(_dataSize), addressSize(_addressSize) 183 { 184 buildMe(); 185 } 186 187 inline %(class_name)s::%(class_name)s( 188 ExtMachInst machInst, const char * instMnem, 189 bool isMicro, bool isDelayed, bool isFirst, bool isLast, 190 uint8_t _scale, RegIndex _index, RegIndex _base, 191 uint64_t _disp, uint8_t segment, 192 RegIndex data, 193 uint8_t dataSize, uint8_t addressSize) : 194 %(base_class)s(machInst, "%(mnemonic)s", instMnem, 195 isMicro, isDelayed, isFirst, isLast, %(op_class)s), 196 scale(_scale), index(_index), base(_base), 197 disp(_disp), segment(_segment), 198 data(_data), 199 dataSize(_dataSize), addressSize(_addressSize) 200 { 201 buildMe(); 202 } 203}}; 204 205////////////////////////////////////////////////////////////////////////// 206// 207// LIMMOp Microop templates 208// 209////////////////////////////////////////////////////////////////////////// 210 211def template MicroLIMMOpDeclare {{ 212 class %(class_name)s : public X86MicroOpBase 213 { |
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148 protected: | 214 protected: |
149 %(param_dec)s | 215 const RegIndex dest; 216 const uint64_t imm; |
150 void buildMe(); 151 152 public: 153 %(class_name)s(ExtMachInst _machInst, 154 const char * instMnem, | 217 void buildMe(); 218 219 public: 220 %(class_name)s(ExtMachInst _machInst, 221 const char * instMnem, |
155 bool isMicro, bool isDelayed, 156 bool isFirst, bool isLast 157 %(param_arg_dec)s); | 222 bool isMicro, bool isDelayed, bool isFirst, bool isLast, 223 RegIndex _dest, uint64_t _imm); |
158 159 %(class_name)s(ExtMachInst _machInst, | 224 225 %(class_name)s(ExtMachInst _machInst, |
160 const char * instMnem 161 %(param_arg_dec)s); | 226 const char * instMnem, 227 RegIndex _dest, uint64_t _imm); |
162 163 %(BasicExecDeclare)s 164 }; 165}}; 166 | 228 229 %(BasicExecDeclare)s 230 }; 231}}; 232 |
167def template MicroOpConstructor {{ | 233def template MicroLIMMOpConstructor {{ |
168 | 234 |
169 inline void %(class_name)s%(signature)s::buildMe() | 235 inline void %(class_name)s::buildMe() |
170 { 171 %(constructor)s; 172 } 173 | 236 { 237 %(constructor)s; 238 } 239 |
174 inline %(class_name)s%(signature)s::%(class_name)s( 175 ExtMachInst machInst, const char * instMnem 176 %(param_arg_dec)s) : | 240 inline %(class_name)s::%(class_name)s( 241 ExtMachInst machInst, const char * instMnem, 242 RegIndex _dest, uint64_t _imm) : |
177 %(base_class)s(machInst, "%(mnemonic)s", instMnem, | 243 %(base_class)s(machInst, "%(mnemonic)s", instMnem, |
178 false, false, false, false, %(op_class)s) 179 %(param_init)s | 244 false, false, false, false, %(op_class)s), 245 dest(_dest), imm(_imm) |
180 { 181 buildMe(); 182 } 183 | 246 { 247 buildMe(); 248 } 249 |
184 inline %(class_name)s%(signature)s::%(class_name)s( | 250 inline %(class_name)s::%(class_name)s( |
185 ExtMachInst machInst, const char * instMnem, | 251 ExtMachInst machInst, const char * instMnem, |
186 bool isMicro, bool isDelayed, bool isFirst, bool isLast 187 %(param_arg_dec)s) 188 : %(base_class)s(machInst, "%(mnemonic)s", instMnem, 189 isMicro, isDelayed, isFirst, isLast, %(op_class)s) 190 %(param_init)s | 252 bool isMicro, bool isDelayed, bool isFirst, bool isLast, 253 RegIndex _dest, uint64_t _imm) : 254 %(base_class)s(machInst, "%(mnemonic)s", instMnem, 255 isMicro, isDelayed, isFirst, isLast, %(op_class)s), 256 dest(_dest), imm(_imm) |
191 { 192 buildMe(); 193 } 194}}; | 257 { 258 buildMe(); 259 } 260}}; |
261 262////////////////////////////////////////////////////////////////////////// 263// 264// FpOp Microop templates 265// 266////////////////////////////////////////////////////////////////////////// 267 268//TODO Actually write an fp microop base class. |
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