1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 2# Copyright (c) 2009 The Hewlett-Packard Development Company 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions are 7# met: redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer; 9# redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution; 12# neither the name of the copyright holders nor the names of its 13# contributors may be used to endorse or promote products derived from 14# this software without specific prior written permission. 15# 16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28from m5.util import orderdict 29 30from slicc.symbols.Symbol import Symbol 31from slicc.symbols.Var import Var 32import slicc.generate.html as html 33import re 34 35python_class_map = {"int": "Int", 36 "std::string": "String", 37 "bool": "Bool", 38 "CacheMemory": "RubyCache", 39 "WireBuffer": "RubyWireBuffer", 40 "Sequencer": "RubySequencer", 41 "DirectoryMemory": "RubyDirectoryMemory", 42 "MemoryControl": "MemoryControl", 43 "DMASequencer": "DMASequencer" 44 } 45 46class StateMachine(Symbol): 47 def __init__(self, symtab, ident, location, pairs, config_parameters): 48 super(StateMachine, self).__init__(symtab, ident, location, pairs) 49 self.table = None 50 self.config_parameters = config_parameters 51 52 for param in config_parameters: 53 if param.pointer: 54 var = Var(symtab, param.name, location, param.type_ast.type, 55 "(*m_%s_ptr)" % param.name, {}, self) 56 else: 57 var = Var(symtab, param.name, location, param.type_ast.type, 58 "m_%s" % param.name, {}, self) 59 self.symtab.registerSym(param.name, var) 60 61 self.states = orderdict() 62 self.events = orderdict() 63 self.actions = orderdict() 64 self.request_types = orderdict() 65 self.transitions = [] 66 self.in_ports = [] 67 self.functions = [] 68 self.objects = [] 69 self.TBEType = None 70 self.EntryType = None 71 72 self.message_buffer_names = [] 73 74 def __repr__(self): 75 return "[StateMachine: %s]" % self.ident 76 77 def addState(self, state): 78 assert self.table is None 79 self.states[state.ident] = state 80 81 def addEvent(self, event): 82 assert self.table is None 83 self.events[event.ident] = event 84 85 def addAction(self, action): 86 assert self.table is None 87 88 # Check for duplicate action 89 for other in self.actions.itervalues(): 90 if action.ident == other.ident: 91 action.warning("Duplicate action definition: %s" % action.ident) 92 action.error("Duplicate action definition: %s" % action.ident) 93 if action.short == other.short: 94 other.warning("Duplicate action shorthand: %s" % other.ident) 95 other.warning(" shorthand = %s" % other.short) 96 action.warning("Duplicate action shorthand: %s" % action.ident) 97 action.error(" shorthand = %s" % action.short) 98 99 self.actions[action.ident] = action 100 101 def addRequestType(self, request_type): 102 assert self.table is None 103 self.request_types[request_type.ident] = request_type 104 105 def addTransition(self, trans): 106 assert self.table is None 107 self.transitions.append(trans) 108 109 def addInPort(self, var): 110 self.in_ports.append(var) 111 112 def addFunc(self, func): 113 # register func in the symbol table 114 self.symtab.registerSym(str(func), func) 115 self.functions.append(func) 116 117 def addObject(self, obj): 118 self.objects.append(obj) 119 120 def addType(self, type): 121 type_ident = '%s' % type.c_ident 122 123 if type_ident == "%s_TBE" %self.ident: 124 if self.TBEType != None: 125 self.error("Multiple Transaction Buffer types in a " \ 126 "single machine."); 127 self.TBEType = type 128 129 elif "interface" in type and "AbstractCacheEntry" == type["interface"]: 130 if self.EntryType != None: 131 self.error("Multiple AbstractCacheEntry types in a " \ 132 "single machine."); 133 self.EntryType = type 134 135 # Needs to be called before accessing the table 136 def buildTable(self): 137 assert self.table is None 138 139 table = {} 140 141 for trans in self.transitions: 142 # Track which actions we touch so we know if we use them 143 # all -- really this should be done for all symbols as 144 # part of the symbol table, then only trigger it for 145 # Actions, States, Events, etc. 146 147 for action in trans.actions: 148 action.used = True 149 150 index = (trans.state, trans.event) 151 if index in table: 152 table[index].warning("Duplicate transition: %s" % table[index]) 153 trans.error("Duplicate transition: %s" % trans) 154 table[index] = trans 155 156 # Look at all actions to make sure we used them all 157 for action in self.actions.itervalues(): 158 if not action.used: 159 error_msg = "Unused action: %s" % action.ident 160 if "desc" in action: 161 error_msg += ", " + action.desc 162 action.warning(error_msg) 163 self.table = table 164 165 def writeCodeFiles(self, path, includes): 166 self.printControllerPython(path) 167 self.printControllerHH(path) 168 self.printControllerCC(path, includes) 169 self.printCSwitch(path) 170 self.printCWakeup(path, includes) 171 self.printProfilerCC(path) 172 self.printProfilerHH(path) 173 self.printProfileDumperCC(path) 174 self.printProfileDumperHH(path) 175 176 def printControllerPython(self, path): 177 code = self.symtab.codeFormatter() 178 ident = self.ident 179 py_ident = "%s_Controller" % ident 180 c_ident = "%s_Controller" % self.ident 181 code(''' 182from m5.params import * 183from m5.SimObject import SimObject 184from Controller import RubyController 185 186class $py_ident(RubyController): 187 type = '$py_ident' 188''') 189 code.indent() 190 for param in self.config_parameters: 191 dflt_str = '' 192 if param.default is not None: 193 dflt_str = str(param.default) + ', ' 194 if python_class_map.has_key(param.type_ast.type.c_ident): 195 python_type = python_class_map[param.type_ast.type.c_ident] 196 code('${{param.name}} = Param.${{python_type}}(${dflt_str}"")') 197 else: 198 self.error("Unknown c++ to python class conversion for c++ " \ 199 "type: '%s'. Please update the python_class_map " \ 200 "in StateMachine.py", param.type_ast.type.c_ident) 201 code.dedent() 202 code.write(path, '%s.py' % py_ident) 203 204 205 def printControllerHH(self, path): 206 '''Output the method declarations for the class declaration''' 207 code = self.symtab.codeFormatter() 208 ident = self.ident 209 c_ident = "%s_Controller" % self.ident 210 211 self.message_buffer_names = [] 212 213 code(''' 214/** \\file $c_ident.hh 215 * 216 * Auto generated C++ code started by $__file__:$__line__ 217 * Created by slicc definition of Module "${{self.short}}" 218 */ 219 220#ifndef __${ident}_CONTROLLER_HH__ 221#define __${ident}_CONTROLLER_HH__ 222 223#include <iostream> 224#include <sstream> 225#include <string> 226 227#include "mem/protocol/${ident}_ProfileDumper.hh" 228#include "mem/protocol/${ident}_Profiler.hh" 229#include "mem/protocol/TransitionResult.hh" 230#include "mem/protocol/Types.hh" 231#include "mem/ruby/common/Consumer.hh" 232#include "mem/ruby/common/Global.hh" 233#include "mem/ruby/slicc_interface/AbstractController.hh" 234#include "params/$c_ident.hh" 235''') 236 237 seen_types = set() 238 for var in self.objects: 239 if var.type.ident not in seen_types and not var.type.isPrimitive: 240 code('#include "mem/protocol/${{var.type.c_ident}}.hh"') 241 seen_types.add(var.type.ident) 242 243 # for adding information to the protocol debug trace 244 code(''' 245extern std::stringstream ${ident}_transitionComment; 246 247class $c_ident : public AbstractController 248{
| 1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 2# Copyright (c) 2009 The Hewlett-Packard Development Company 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions are 7# met: redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer; 9# redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution; 12# neither the name of the copyright holders nor the names of its 13# contributors may be used to endorse or promote products derived from 14# this software without specific prior written permission. 15# 16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28from m5.util import orderdict 29 30from slicc.symbols.Symbol import Symbol 31from slicc.symbols.Var import Var 32import slicc.generate.html as html 33import re 34 35python_class_map = {"int": "Int", 36 "std::string": "String", 37 "bool": "Bool", 38 "CacheMemory": "RubyCache", 39 "WireBuffer": "RubyWireBuffer", 40 "Sequencer": "RubySequencer", 41 "DirectoryMemory": "RubyDirectoryMemory", 42 "MemoryControl": "MemoryControl", 43 "DMASequencer": "DMASequencer" 44 } 45 46class StateMachine(Symbol): 47 def __init__(self, symtab, ident, location, pairs, config_parameters): 48 super(StateMachine, self).__init__(symtab, ident, location, pairs) 49 self.table = None 50 self.config_parameters = config_parameters 51 52 for param in config_parameters: 53 if param.pointer: 54 var = Var(symtab, param.name, location, param.type_ast.type, 55 "(*m_%s_ptr)" % param.name, {}, self) 56 else: 57 var = Var(symtab, param.name, location, param.type_ast.type, 58 "m_%s" % param.name, {}, self) 59 self.symtab.registerSym(param.name, var) 60 61 self.states = orderdict() 62 self.events = orderdict() 63 self.actions = orderdict() 64 self.request_types = orderdict() 65 self.transitions = [] 66 self.in_ports = [] 67 self.functions = [] 68 self.objects = [] 69 self.TBEType = None 70 self.EntryType = None 71 72 self.message_buffer_names = [] 73 74 def __repr__(self): 75 return "[StateMachine: %s]" % self.ident 76 77 def addState(self, state): 78 assert self.table is None 79 self.states[state.ident] = state 80 81 def addEvent(self, event): 82 assert self.table is None 83 self.events[event.ident] = event 84 85 def addAction(self, action): 86 assert self.table is None 87 88 # Check for duplicate action 89 for other in self.actions.itervalues(): 90 if action.ident == other.ident: 91 action.warning("Duplicate action definition: %s" % action.ident) 92 action.error("Duplicate action definition: %s" % action.ident) 93 if action.short == other.short: 94 other.warning("Duplicate action shorthand: %s" % other.ident) 95 other.warning(" shorthand = %s" % other.short) 96 action.warning("Duplicate action shorthand: %s" % action.ident) 97 action.error(" shorthand = %s" % action.short) 98 99 self.actions[action.ident] = action 100 101 def addRequestType(self, request_type): 102 assert self.table is None 103 self.request_types[request_type.ident] = request_type 104 105 def addTransition(self, trans): 106 assert self.table is None 107 self.transitions.append(trans) 108 109 def addInPort(self, var): 110 self.in_ports.append(var) 111 112 def addFunc(self, func): 113 # register func in the symbol table 114 self.symtab.registerSym(str(func), func) 115 self.functions.append(func) 116 117 def addObject(self, obj): 118 self.objects.append(obj) 119 120 def addType(self, type): 121 type_ident = '%s' % type.c_ident 122 123 if type_ident == "%s_TBE" %self.ident: 124 if self.TBEType != None: 125 self.error("Multiple Transaction Buffer types in a " \ 126 "single machine."); 127 self.TBEType = type 128 129 elif "interface" in type and "AbstractCacheEntry" == type["interface"]: 130 if self.EntryType != None: 131 self.error("Multiple AbstractCacheEntry types in a " \ 132 "single machine."); 133 self.EntryType = type 134 135 # Needs to be called before accessing the table 136 def buildTable(self): 137 assert self.table is None 138 139 table = {} 140 141 for trans in self.transitions: 142 # Track which actions we touch so we know if we use them 143 # all -- really this should be done for all symbols as 144 # part of the symbol table, then only trigger it for 145 # Actions, States, Events, etc. 146 147 for action in trans.actions: 148 action.used = True 149 150 index = (trans.state, trans.event) 151 if index in table: 152 table[index].warning("Duplicate transition: %s" % table[index]) 153 trans.error("Duplicate transition: %s" % trans) 154 table[index] = trans 155 156 # Look at all actions to make sure we used them all 157 for action in self.actions.itervalues(): 158 if not action.used: 159 error_msg = "Unused action: %s" % action.ident 160 if "desc" in action: 161 error_msg += ", " + action.desc 162 action.warning(error_msg) 163 self.table = table 164 165 def writeCodeFiles(self, path, includes): 166 self.printControllerPython(path) 167 self.printControllerHH(path) 168 self.printControllerCC(path, includes) 169 self.printCSwitch(path) 170 self.printCWakeup(path, includes) 171 self.printProfilerCC(path) 172 self.printProfilerHH(path) 173 self.printProfileDumperCC(path) 174 self.printProfileDumperHH(path) 175 176 def printControllerPython(self, path): 177 code = self.symtab.codeFormatter() 178 ident = self.ident 179 py_ident = "%s_Controller" % ident 180 c_ident = "%s_Controller" % self.ident 181 code(''' 182from m5.params import * 183from m5.SimObject import SimObject 184from Controller import RubyController 185 186class $py_ident(RubyController): 187 type = '$py_ident' 188''') 189 code.indent() 190 for param in self.config_parameters: 191 dflt_str = '' 192 if param.default is not None: 193 dflt_str = str(param.default) + ', ' 194 if python_class_map.has_key(param.type_ast.type.c_ident): 195 python_type = python_class_map[param.type_ast.type.c_ident] 196 code('${{param.name}} = Param.${{python_type}}(${dflt_str}"")') 197 else: 198 self.error("Unknown c++ to python class conversion for c++ " \ 199 "type: '%s'. Please update the python_class_map " \ 200 "in StateMachine.py", param.type_ast.type.c_ident) 201 code.dedent() 202 code.write(path, '%s.py' % py_ident) 203 204 205 def printControllerHH(self, path): 206 '''Output the method declarations for the class declaration''' 207 code = self.symtab.codeFormatter() 208 ident = self.ident 209 c_ident = "%s_Controller" % self.ident 210 211 self.message_buffer_names = [] 212 213 code(''' 214/** \\file $c_ident.hh 215 * 216 * Auto generated C++ code started by $__file__:$__line__ 217 * Created by slicc definition of Module "${{self.short}}" 218 */ 219 220#ifndef __${ident}_CONTROLLER_HH__ 221#define __${ident}_CONTROLLER_HH__ 222 223#include <iostream> 224#include <sstream> 225#include <string> 226 227#include "mem/protocol/${ident}_ProfileDumper.hh" 228#include "mem/protocol/${ident}_Profiler.hh" 229#include "mem/protocol/TransitionResult.hh" 230#include "mem/protocol/Types.hh" 231#include "mem/ruby/common/Consumer.hh" 232#include "mem/ruby/common/Global.hh" 233#include "mem/ruby/slicc_interface/AbstractController.hh" 234#include "params/$c_ident.hh" 235''') 236 237 seen_types = set() 238 for var in self.objects: 239 if var.type.ident not in seen_types and not var.type.isPrimitive: 240 code('#include "mem/protocol/${{var.type.c_ident}}.hh"') 241 seen_types.add(var.type.ident) 242 243 # for adding information to the protocol debug trace 244 code(''' 245extern std::stringstream ${ident}_transitionComment; 246 247class $c_ident : public AbstractController 248{
|
253 typedef ${c_ident}Params Params; 254 $c_ident(const Params *p); 255 static int getNumControllers(); 256 void init(); 257 MessageBuffer* getMandatoryQueue() const; 258 const int & getVersion() const; 259 const std::string toString() const; 260 const std::string getName() const; 261 void stallBuffer(MessageBuffer* buf, Address addr); 262 void wakeUpBuffers(Address addr); 263 void wakeUpAllBuffers(); 264 void initNetworkPtr(Network* net_ptr) { m_net_ptr = net_ptr; } 265 void print(std::ostream& out) const; 266 void printConfig(std::ostream& out) const; 267 void wakeup(); 268 void printStats(std::ostream& out) const; 269 void clearStats(); 270 void blockOnQueue(Address addr, MessageBuffer* port); 271 void unblock(Address addr); 272 void recordCacheTrace(int cntrl, CacheRecorder* tr); 273 Sequencer* getSequencer() const; 274 275private: 276''') 277 278 code.indent() 279 # added by SS 280 for param in self.config_parameters: 281 if param.pointer: 282 code('${{param.type_ast.type}}* m_${{param.ident}}_ptr;') 283 else: 284 code('${{param.type_ast.type}} m_${{param.ident}};') 285 286 code(''' 287int m_number_of_TBEs; 288 289TransitionResult doTransition(${ident}_Event event, 290''') 291 292 if self.EntryType != None: 293 code(''' 294 ${{self.EntryType.c_ident}}* m_cache_entry_ptr, 295''') 296 if self.TBEType != None: 297 code(''' 298 ${{self.TBEType.c_ident}}* m_tbe_ptr, 299''') 300 301 code(''' 302 const Address& addr); 303 304TransitionResult doTransitionWorker(${ident}_Event event, 305 ${ident}_State state, 306 ${ident}_State& next_state, 307''') 308 309 if self.TBEType != None: 310 code(''' 311 ${{self.TBEType.c_ident}}*& m_tbe_ptr, 312''') 313 if self.EntryType != None: 314 code(''' 315 ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, 316''') 317 318 code(''' 319 const Address& addr); 320 321std::string m_name; 322int m_transitions_per_cycle; 323int m_buffer_size; 324int m_recycle_latency; 325std::map<std::string, std::string> m_cfg; 326NodeID m_version; 327Network* m_net_ptr; 328MachineID m_machineID; 329bool m_is_blocking; 330std::map<Address, MessageBuffer*> m_block_map; 331typedef std::vector<MessageBuffer*> MsgVecType; 332typedef std::map< Address, MsgVecType* > WaitingBufType; 333WaitingBufType m_waiting_buffers; 334int m_max_in_port_rank; 335int m_cur_in_port_rank; 336static ${ident}_ProfileDumper s_profileDumper; 337${ident}_Profiler m_profiler; 338static int m_num_controllers; 339 340// Internal functions 341''') 342 343 for func in self.functions: 344 proto = func.prototype 345 if proto: 346 code('$proto') 347 348 if self.EntryType != None: 349 code(''' 350 351// Set and Reset for cache_entry variable 352void set_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, AbstractCacheEntry* m_new_cache_entry); 353void unset_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr); 354''') 355 356 if self.TBEType != None: 357 code(''' 358 359// Set and Reset for tbe variable 360void set_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${ident}_TBE* m_new_tbe); 361void unset_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr); 362''') 363 364 code(''' 365 366// Actions 367''') 368 if self.TBEType != None and self.EntryType != None: 369 for action in self.actions.itervalues(): 370 code('/** \\brief ${{action.desc}} */') 371 code('void ${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr);') 372 elif self.TBEType != None: 373 for action in self.actions.itervalues(): 374 code('/** \\brief ${{action.desc}} */') 375 code('void ${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, const Address& addr);') 376 elif self.EntryType != None: 377 for action in self.actions.itervalues(): 378 code('/** \\brief ${{action.desc}} */') 379 code('void ${{action.ident}}(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr);') 380 else: 381 for action in self.actions.itervalues(): 382 code('/** \\brief ${{action.desc}} */') 383 code('void ${{action.ident}}(const Address& addr);') 384 385 # the controller internal variables 386 code(''' 387 388// Objects 389''') 390 for var in self.objects: 391 th = var.get("template_hack", "") 392 code('${{var.type.c_ident}}$th* m_${{var.c_ident}}_ptr;') 393 394 if var.type.ident == "MessageBuffer": 395 self.message_buffer_names.append("m_%s_ptr" % var.c_ident) 396 397 code.dedent() 398 code('};') 399 code('#endif // __${ident}_CONTROLLER_H__') 400 code.write(path, '%s.hh' % c_ident) 401 402 def printControllerCC(self, path, includes): 403 '''Output the actions for performing the actions''' 404 405 code = self.symtab.codeFormatter() 406 ident = self.ident 407 c_ident = "%s_Controller" % self.ident 408 409 code(''' 410/** \\file $c_ident.cc 411 * 412 * Auto generated C++ code started by $__file__:$__line__ 413 * Created by slicc definition of Module "${{self.short}}" 414 */ 415 416#include <sys/types.h> 417#include <unistd.h> 418 419#include <cassert> 420#include <sstream> 421#include <string> 422 423#include "base/compiler.hh" 424#include "base/cprintf.hh" 425#include "debug/RubyGenerated.hh" 426#include "debug/RubySlicc.hh" 427#include "mem/protocol/${ident}_Controller.hh" 428#include "mem/protocol/${ident}_Event.hh" 429#include "mem/protocol/${ident}_State.hh" 430#include "mem/protocol/Types.hh" 431#include "mem/ruby/common/Global.hh" 432#include "mem/ruby/system/System.hh" 433''') 434 for include_path in includes: 435 code('#include "${{include_path}}"') 436 437 code(''' 438 439using namespace std; 440''') 441 442 # include object classes 443 seen_types = set() 444 for var in self.objects: 445 if var.type.ident not in seen_types and not var.type.isPrimitive: 446 code('#include "mem/protocol/${{var.type.c_ident}}.hh"') 447 seen_types.add(var.type.ident) 448 449 code(''' 450$c_ident * 451${c_ident}Params::create() 452{ 453 return new $c_ident(this); 454} 455 456int $c_ident::m_num_controllers = 0; 457${ident}_ProfileDumper $c_ident::s_profileDumper; 458 459// for adding information to the protocol debug trace 460stringstream ${ident}_transitionComment; 461#define APPEND_TRANSITION_COMMENT(str) (${ident}_transitionComment << str) 462 463/** \\brief constructor */ 464$c_ident::$c_ident(const Params *p) 465 : AbstractController(p) 466{ 467 m_version = p->version; 468 m_transitions_per_cycle = p->transitions_per_cycle; 469 m_buffer_size = p->buffer_size; 470 m_recycle_latency = p->recycle_latency; 471 m_number_of_TBEs = p->number_of_TBEs; 472 m_is_blocking = false; 473 m_name = "${ident}"; 474''') 475 # 476 # max_port_rank is used to size vectors and thus should be one plus the 477 # largest port rank 478 # 479 max_port_rank = self.in_ports[0].pairs["max_port_rank"] + 1 480 code(' m_max_in_port_rank = $max_port_rank;') 481 code.indent() 482 483 # 484 # After initializing the universal machine parameters, initialize the 485 # this machines config parameters. Also detemine if these configuration 486 # params include a sequencer. This information will be used later for 487 # contecting the sequencer back to the L1 cache controller. 488 # 489 contains_dma_sequencer = False 490 sequencers = [] 491 for param in self.config_parameters: 492 if param.name == "dma_sequencer": 493 contains_dma_sequencer = True 494 elif re.compile("sequencer").search(param.name): 495 sequencers.append(param.name) 496 if param.pointer: 497 code('m_${{param.name}}_ptr = p->${{param.name}};') 498 else: 499 code('m_${{param.name}} = p->${{param.name}};') 500 501 # 502 # For the l1 cache controller, add the special atomic support which 503 # includes passing the sequencer a pointer to the controller. 504 # 505 if self.ident == "L1Cache": 506 if not sequencers: 507 self.error("The L1Cache controller must include the sequencer " \ 508 "configuration parameter") 509 510 for seq in sequencers: 511 code(''' 512m_${{seq}}_ptr->setController(this); 513 ''') 514 515 else: 516 for seq in sequencers: 517 code(''' 518m_${{seq}}_ptr->setController(this); 519 ''') 520 521 # 522 # For the DMA controller, pass the sequencer a pointer to the 523 # controller. 524 # 525 if self.ident == "DMA": 526 if not contains_dma_sequencer: 527 self.error("The DMA controller must include the sequencer " \ 528 "configuration parameter") 529 530 code(''' 531m_dma_sequencer_ptr->setController(this); 532''') 533 534 code('m_num_controllers++;') 535 for var in self.objects: 536 if var.ident.find("mandatoryQueue") >= 0: 537 code('m_${{var.c_ident}}_ptr = new ${{var.type.c_ident}}();') 538 539 code.dedent() 540 code(''' 541} 542 543void 544$c_ident::init() 545{ 546 MachineType machine_type; 547 int base; 548 549 m_machineID.type = MachineType_${ident}; 550 m_machineID.num = m_version; 551 552 // initialize objects 553 m_profiler.setVersion(m_version); 554 s_profileDumper.registerProfiler(&m_profiler); 555 556''') 557 558 code.indent() 559 for var in self.objects: 560 vtype = var.type 561 vid = "m_%s_ptr" % var.c_ident 562 if "network" not in var: 563 # Not a network port object 564 if "primitive" in vtype: 565 code('$vid = new ${{vtype.c_ident}};') 566 if "default" in var: 567 code('(*$vid) = ${{var["default"]}};') 568 else: 569 # Normal Object 570 # added by SS 571 if "factory" in var: 572 code('$vid = ${{var["factory"]}};') 573 elif var.ident.find("mandatoryQueue") < 0: 574 th = var.get("template_hack", "") 575 expr = "%s = new %s%s" % (vid, vtype.c_ident, th) 576 577 args = "" 578 if "non_obj" not in vtype and not vtype.isEnumeration: 579 if expr.find("TBETable") >= 0: 580 args = "m_number_of_TBEs" 581 else: 582 args = var.get("constructor_hack", "") 583 584 code('$expr($args);') 585 586 code('assert($vid != NULL);') 587 588 if "default" in var: 589 code('*$vid = ${{var["default"]}}; // Object default') 590 elif "default" in vtype: 591 comment = "Type %s default" % vtype.ident 592 code('*$vid = ${{vtype["default"]}}; // $comment') 593 594 # Set ordering 595 if "ordered" in var and "trigger_queue" not in var: 596 # A buffer 597 code('$vid->setOrdering(${{var["ordered"]}});') 598 599 # Set randomization 600 if "random" in var: 601 # A buffer 602 code('$vid->setRandomization(${{var["random"]}});') 603 604 # Set Priority 605 if vtype.isBuffer and \ 606 "rank" in var and "trigger_queue" not in var: 607 code('$vid->setPriority(${{var["rank"]}});') 608 609 else: 610 # Network port object 611 network = var["network"] 612 ordered = var["ordered"] 613 vnet = var["virtual_network"] 614 vnet_type = var["vnet_type"] 615 616 assert var.machine is not None 617 code(''' 618machine_type = string_to_MachineType("${{var.machine.ident}}"); 619base = MachineType_base_number(machine_type); 620$vid = m_net_ptr->get${network}NetQueue(m_version + base, $ordered, $vnet, "$vnet_type"); 621''') 622 623 code('assert($vid != NULL);') 624 625 # Set ordering 626 if "ordered" in var: 627 # A buffer 628 code('$vid->setOrdering(${{var["ordered"]}});') 629 630 # Set randomization 631 if "random" in var: 632 # A buffer 633 code('$vid->setRandomization(${{var["random"]}});') 634 635 # Set Priority 636 if "rank" in var: 637 code('$vid->setPriority(${{var["rank"]}})') 638 639 # Set buffer size 640 if vtype.isBuffer: 641 code(''' 642if (m_buffer_size > 0) { 643 $vid->resize(m_buffer_size); 644} 645''') 646 647 # set description (may be overriden later by port def) 648 code(''' 649$vid->setDescription("[Version " + to_string(m_version) + ", ${ident}, name=${{var.c_ident}}]"); 650 651''') 652 653 if vtype.isBuffer: 654 if "recycle_latency" in var: 655 code('$vid->setRecycleLatency(${{var["recycle_latency"]}});') 656 else: 657 code('$vid->setRecycleLatency(m_recycle_latency);') 658 659 660 # Set the queue consumers 661 code() 662 for port in self.in_ports: 663 code('${{port.code}}.setConsumer(this);') 664 665 # Set the queue descriptions 666 code() 667 for port in self.in_ports: 668 code('${{port.code}}.setDescription("[Version " + to_string(m_version) + ", $ident, $port]");') 669 670 # Initialize the transition profiling 671 code() 672 for trans in self.transitions: 673 # Figure out if we stall 674 stall = False 675 for action in trans.actions: 676 if action.ident == "z_stall": 677 stall = True 678 679 # Only possible if it is not a 'z' case 680 if not stall: 681 state = "%s_State_%s" % (self.ident, trans.state.ident) 682 event = "%s_Event_%s" % (self.ident, trans.event.ident) 683 code('m_profiler.possibleTransition($state, $event);') 684 685 code.dedent() 686 code('}') 687 688 has_mandatory_q = False 689 for port in self.in_ports: 690 if port.code.find("mandatoryQueue_ptr") >= 0: 691 has_mandatory_q = True 692 693 if has_mandatory_q: 694 mq_ident = "m_%s_mandatoryQueue_ptr" % self.ident 695 else: 696 mq_ident = "NULL" 697 698 seq_ident = "NULL" 699 for param in self.config_parameters: 700 if param.name == "sequencer": 701 assert(param.pointer) 702 seq_ident = "m_%s_ptr" % param.name 703 704 code(''' 705int 706$c_ident::getNumControllers() 707{ 708 return m_num_controllers; 709} 710 711MessageBuffer* 712$c_ident::getMandatoryQueue() const 713{ 714 return $mq_ident; 715} 716 717Sequencer* 718$c_ident::getSequencer() const 719{ 720 return $seq_ident; 721} 722 723const int & 724$c_ident::getVersion() const 725{ 726 return m_version; 727} 728 729const string 730$c_ident::toString() const 731{ 732 return "$c_ident"; 733} 734 735const string 736$c_ident::getName() const 737{ 738 return m_name; 739} 740 741void 742$c_ident::stallBuffer(MessageBuffer* buf, Address addr) 743{ 744 if (m_waiting_buffers.count(addr) == 0) { 745 MsgVecType* msgVec = new MsgVecType; 746 msgVec->resize(m_max_in_port_rank, NULL); 747 m_waiting_buffers[addr] = msgVec; 748 } 749 (*(m_waiting_buffers[addr]))[m_cur_in_port_rank] = buf; 750} 751 752void 753$c_ident::wakeUpBuffers(Address addr) 754{ 755 if (m_waiting_buffers.count(addr) > 0) { 756 // 757 // Wake up all possible lower rank (i.e. lower priority) buffers that could 758 // be waiting on this message. 759 // 760 for (int in_port_rank = m_cur_in_port_rank - 1; 761 in_port_rank >= 0; 762 in_port_rank--) { 763 if ((*(m_waiting_buffers[addr]))[in_port_rank] != NULL) { 764 (*(m_waiting_buffers[addr]))[in_port_rank]->reanalyzeMessages(addr); 765 } 766 } 767 delete m_waiting_buffers[addr]; 768 m_waiting_buffers.erase(addr); 769 } 770} 771 772void 773$c_ident::wakeUpAllBuffers() 774{ 775 // 776 // Wake up all possible buffers that could be waiting on any message. 777 // 778 779 std::vector<MsgVecType*> wokeUpMsgVecs; 780 781 if(m_waiting_buffers.size() > 0) { 782 for (WaitingBufType::iterator buf_iter = m_waiting_buffers.begin(); 783 buf_iter != m_waiting_buffers.end(); 784 ++buf_iter) { 785 for (MsgVecType::iterator vec_iter = buf_iter->second->begin(); 786 vec_iter != buf_iter->second->end(); 787 ++vec_iter) { 788 if (*vec_iter != NULL) { 789 (*vec_iter)->reanalyzeAllMessages(); 790 } 791 } 792 wokeUpMsgVecs.push_back(buf_iter->second); 793 } 794 795 for (std::vector<MsgVecType*>::iterator wb_iter = wokeUpMsgVecs.begin(); 796 wb_iter != wokeUpMsgVecs.end(); 797 ++wb_iter) { 798 delete (*wb_iter); 799 } 800 801 m_waiting_buffers.clear(); 802 } 803} 804 805void 806$c_ident::blockOnQueue(Address addr, MessageBuffer* port) 807{ 808 m_is_blocking = true; 809 m_block_map[addr] = port; 810} 811 812void 813$c_ident::unblock(Address addr) 814{ 815 m_block_map.erase(addr); 816 if (m_block_map.size() == 0) { 817 m_is_blocking = false; 818 } 819} 820 821void 822$c_ident::print(ostream& out) const 823{ 824 out << "[$c_ident " << m_version << "]"; 825} 826 827void 828$c_ident::printConfig(ostream& out) const 829{ 830 out << "$c_ident config: " << m_name << endl; 831 out << " version: " << m_version << endl; 832 map<string, string>::const_iterator it; 833 for (it = m_cfg.begin(); it != m_cfg.end(); it++) 834 out << " " << it->first << ": " << it->second << endl; 835} 836 837void 838$c_ident::printStats(ostream& out) const 839{ 840''') 841 # 842 # Cache and Memory Controllers have specific profilers associated with 843 # them. Print out these stats before dumping state transition stats. 844 # 845 for param in self.config_parameters: 846 if param.type_ast.type.ident == "CacheMemory" or \ 847 param.type_ast.type.ident == "DirectoryMemory" or \ 848 param.type_ast.type.ident == "MemoryControl": 849 assert(param.pointer) 850 code(' m_${{param.ident}}_ptr->printStats(out);') 851 852 code(''' 853 if (m_version == 0) { 854 s_profileDumper.dumpStats(out); 855 } 856} 857 858void $c_ident::clearStats() { 859''') 860 # 861 # Cache and Memory Controllers have specific profilers associated with 862 # them. These stats must be cleared too. 863 # 864 for param in self.config_parameters: 865 if param.type_ast.type.ident == "CacheMemory" or \ 866 param.type_ast.type.ident == "MemoryControl": 867 assert(param.pointer) 868 code(' m_${{param.ident}}_ptr->clearStats();') 869 870 code(''' 871 m_profiler.clearStats(); 872} 873''') 874 875 if self.EntryType != None: 876 code(''' 877 878// Set and Reset for cache_entry variable 879void 880$c_ident::set_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, AbstractCacheEntry* m_new_cache_entry) 881{ 882 m_cache_entry_ptr = (${{self.EntryType.c_ident}}*)m_new_cache_entry; 883} 884 885void 886$c_ident::unset_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr) 887{ 888 m_cache_entry_ptr = 0; 889} 890''') 891 892 if self.TBEType != None: 893 code(''' 894 895// Set and Reset for tbe variable 896void 897$c_ident::set_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.TBEType.c_ident}}* m_new_tbe) 898{ 899 m_tbe_ptr = m_new_tbe; 900} 901 902void 903$c_ident::unset_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr) 904{ 905 m_tbe_ptr = NULL; 906} 907''') 908 909 code(''' 910 911void 912$c_ident::recordCacheTrace(int cntrl, CacheRecorder* tr) 913{ 914''') 915 # 916 # Record cache contents for all associated caches. 917 # 918 code.indent() 919 for param in self.config_parameters: 920 if param.type_ast.type.ident == "CacheMemory": 921 assert(param.pointer) 922 code('m_${{param.ident}}_ptr->recordCacheContents(cntrl, tr);') 923 924 code.dedent() 925 code(''' 926} 927 928// Actions 929''') 930 if self.TBEType != None and self.EntryType != None: 931 for action in self.actions.itervalues(): 932 if "c_code" not in action: 933 continue 934 935 code(''' 936/** \\brief ${{action.desc}} */ 937void 938$c_ident::${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr) 939{ 940 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 941 ${{action["c_code"]}} 942} 943 944''') 945 elif self.TBEType != None: 946 for action in self.actions.itervalues(): 947 if "c_code" not in action: 948 continue 949 950 code(''' 951/** \\brief ${{action.desc}} */ 952void 953$c_ident::${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, const Address& addr) 954{ 955 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 956 ${{action["c_code"]}} 957} 958 959''') 960 elif self.EntryType != None: 961 for action in self.actions.itervalues(): 962 if "c_code" not in action: 963 continue 964 965 code(''' 966/** \\brief ${{action.desc}} */ 967void 968$c_ident::${{action.ident}}(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr) 969{ 970 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 971 ${{action["c_code"]}} 972} 973 974''') 975 else: 976 for action in self.actions.itervalues(): 977 if "c_code" not in action: 978 continue 979 980 code(''' 981/** \\brief ${{action.desc}} */ 982void 983$c_ident::${{action.ident}}(const Address& addr) 984{ 985 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 986 ${{action["c_code"]}} 987} 988 989''') 990 for func in self.functions: 991 code(func.generateCode()) 992 993 code.write(path, "%s.cc" % c_ident) 994 995 def printCWakeup(self, path, includes): 996 '''Output the wakeup loop for the events''' 997 998 code = self.symtab.codeFormatter() 999 ident = self.ident 1000 1001 outputRequest_types = True 1002 if len(self.request_types) == 0: 1003 outputRequest_types = False 1004 1005 code(''' 1006// Auto generated C++ code started by $__file__:$__line__ 1007// ${ident}: ${{self.short}} 1008 1009#include <sys/types.h> 1010#include <unistd.h> 1011 1012#include <cassert> 1013 1014#include "base/misc.hh" 1015#include "debug/RubySlicc.hh" 1016#include "mem/protocol/${ident}_Controller.hh" 1017#include "mem/protocol/${ident}_Event.hh" 1018#include "mem/protocol/${ident}_State.hh" 1019''') 1020 1021 if outputRequest_types: 1022 code('''#include "mem/protocol/${ident}_RequestType.hh"''') 1023 1024 code(''' 1025#include "mem/protocol/Types.hh" 1026#include "mem/ruby/common/Global.hh" 1027#include "mem/ruby/system/System.hh" 1028''') 1029 1030 1031 for include_path in includes: 1032 code('#include "${{include_path}}"') 1033 1034 code(''' 1035 1036using namespace std; 1037 1038void 1039${ident}_Controller::wakeup() 1040{ 1041 int counter = 0; 1042 while (true) { 1043 // Some cases will put us into an infinite loop without this limit 1044 assert(counter <= m_transitions_per_cycle); 1045 if (counter == m_transitions_per_cycle) { 1046 // Count how often we are fully utilized 1047 g_system_ptr->getProfiler()->controllerBusy(m_machineID); 1048 1049 // Wakeup in another cycle and try again 1050 scheduleEvent(1); 1051 break; 1052 } 1053''') 1054 1055 code.indent() 1056 code.indent() 1057 1058 # InPorts 1059 # 1060 for port in self.in_ports: 1061 code.indent() 1062 code('// ${ident}InPort $port') 1063 if port.pairs.has_key("rank"): 1064 code('m_cur_in_port_rank = ${{port.pairs["rank"]}};') 1065 else: 1066 code('m_cur_in_port_rank = 0;') 1067 code('${{port["c_code_in_port"]}}') 1068 code.dedent() 1069 1070 code('') 1071 1072 code.dedent() 1073 code.dedent() 1074 code(''' 1075 break; // If we got this far, we have nothing left todo 1076 } 1077} 1078''') 1079 1080 code.write(path, "%s_Wakeup.cc" % self.ident) 1081 1082 def printCSwitch(self, path): 1083 '''Output switch statement for transition table''' 1084 1085 code = self.symtab.codeFormatter() 1086 ident = self.ident 1087 1088 code(''' 1089// Auto generated C++ code started by $__file__:$__line__ 1090// ${ident}: ${{self.short}} 1091 1092#include <cassert> 1093 1094#include "base/misc.hh" 1095#include "base/trace.hh" 1096#include "debug/ProtocolTrace.hh" 1097#include "debug/RubyGenerated.hh" 1098#include "mem/protocol/${ident}_Controller.hh" 1099#include "mem/protocol/${ident}_Event.hh" 1100#include "mem/protocol/${ident}_State.hh" 1101#include "mem/protocol/Types.hh" 1102#include "mem/ruby/common/Global.hh" 1103#include "mem/ruby/system/System.hh" 1104 1105#define HASH_FUN(state, event) ((int(state)*${ident}_Event_NUM)+int(event)) 1106 1107#define GET_TRANSITION_COMMENT() (${ident}_transitionComment.str()) 1108#define CLEAR_TRANSITION_COMMENT() (${ident}_transitionComment.str("")) 1109 1110TransitionResult 1111${ident}_Controller::doTransition(${ident}_Event event, 1112''') 1113 if self.EntryType != None: 1114 code(''' 1115 ${{self.EntryType.c_ident}}* m_cache_entry_ptr, 1116''') 1117 if self.TBEType != None: 1118 code(''' 1119 ${{self.TBEType.c_ident}}* m_tbe_ptr, 1120''') 1121 code(''' 1122 const Address &addr) 1123{ 1124''') 1125 if self.TBEType != None and self.EntryType != None: 1126 code('${ident}_State state = getState(m_tbe_ptr, m_cache_entry_ptr, addr);') 1127 elif self.TBEType != None: 1128 code('${ident}_State state = getState(m_tbe_ptr, addr);') 1129 elif self.EntryType != None: 1130 code('${ident}_State state = getState(m_cache_entry_ptr, addr);') 1131 else: 1132 code('${ident}_State state = getState(addr);') 1133 1134 code(''' 1135 ${ident}_State next_state = state; 1136 1137 DPRINTF(RubyGenerated, "%s, Time: %lld, state: %s, event: %s, addr: %s\\n", 1138 *this, g_system_ptr->getTime(), ${ident}_State_to_string(state), 1139 ${ident}_Event_to_string(event), addr); 1140 1141 TransitionResult result = 1142''') 1143 if self.TBEType != None and self.EntryType != None: 1144 code('doTransitionWorker(event, state, next_state, m_tbe_ptr, m_cache_entry_ptr, addr);') 1145 elif self.TBEType != None: 1146 code('doTransitionWorker(event, state, next_state, m_tbe_ptr, addr);') 1147 elif self.EntryType != None: 1148 code('doTransitionWorker(event, state, next_state, m_cache_entry_ptr, addr);') 1149 else: 1150 code('doTransitionWorker(event, state, next_state, addr);') 1151 1152 code(''' 1153 if (result == TransitionResult_Valid) { 1154 DPRINTF(RubyGenerated, "next_state: %s\\n", 1155 ${ident}_State_to_string(next_state)); 1156 m_profiler.countTransition(state, event); 1157 DPRINTFR(ProtocolTrace, "%15d %3s %10s%20s %6s>%-6s %s %s\\n", 1158 curTick(), m_version, "${ident}", 1159 ${ident}_Event_to_string(event), 1160 ${ident}_State_to_string(state), 1161 ${ident}_State_to_string(next_state), 1162 addr, GET_TRANSITION_COMMENT()); 1163 1164 CLEAR_TRANSITION_COMMENT(); 1165''') 1166 if self.TBEType != None and self.EntryType != None: 1167 code('setState(m_tbe_ptr, m_cache_entry_ptr, addr, next_state);') 1168 code('setAccessPermission(m_cache_entry_ptr, addr, next_state);') 1169 elif self.TBEType != None: 1170 code('setState(m_tbe_ptr, addr, next_state);') 1171 code('setAccessPermission(addr, next_state);') 1172 elif self.EntryType != None: 1173 code('setState(m_cache_entry_ptr, addr, next_state);') 1174 code('setAccessPermission(m_cache_entry_ptr, addr, next_state);') 1175 else: 1176 code('setState(addr, next_state);') 1177 code('setAccessPermission(addr, next_state);') 1178 1179 code(''' 1180 } else if (result == TransitionResult_ResourceStall) { 1181 DPRINTFR(ProtocolTrace, "%15s %3s %10s%20s %6s>%-6s %s %s\\n", 1182 curTick(), m_version, "${ident}", 1183 ${ident}_Event_to_string(event), 1184 ${ident}_State_to_string(state), 1185 ${ident}_State_to_string(next_state), 1186 addr, "Resource Stall"); 1187 } else if (result == TransitionResult_ProtocolStall) { 1188 DPRINTF(RubyGenerated, "stalling\\n"); 1189 DPRINTFR(ProtocolTrace, "%15s %3s %10s%20s %6s>%-6s %s %s\\n", 1190 curTick(), m_version, "${ident}", 1191 ${ident}_Event_to_string(event), 1192 ${ident}_State_to_string(state), 1193 ${ident}_State_to_string(next_state), 1194 addr, "Protocol Stall"); 1195 } 1196 1197 return result; 1198} 1199 1200TransitionResult 1201${ident}_Controller::doTransitionWorker(${ident}_Event event, 1202 ${ident}_State state, 1203 ${ident}_State& next_state, 1204''') 1205 1206 if self.TBEType != None: 1207 code(''' 1208 ${{self.TBEType.c_ident}}*& m_tbe_ptr, 1209''') 1210 if self.EntryType != None: 1211 code(''' 1212 ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, 1213''') 1214 code(''' 1215 const Address& addr) 1216{ 1217 switch(HASH_FUN(state, event)) { 1218''') 1219 1220 # This map will allow suppress generating duplicate code 1221 cases = orderdict() 1222 1223 for trans in self.transitions: 1224 case_string = "%s_State_%s, %s_Event_%s" % \ 1225 (self.ident, trans.state.ident, self.ident, trans.event.ident) 1226 1227 case = self.symtab.codeFormatter() 1228 # Only set next_state if it changes 1229 if trans.state != trans.nextState: 1230 ns_ident = trans.nextState.ident 1231 case('next_state = ${ident}_State_${ns_ident};') 1232 1233 actions = trans.actions 1234 request_types = trans.request_types 1235 1236 # Check for resources 1237 case_sorter = [] 1238 res = trans.resources 1239 for key,val in res.iteritems(): 1240 if key.type.ident != "DNUCAStopTable": 1241 val = ''' 1242if (!%s.areNSlotsAvailable(%s)) 1243 return TransitionResult_ResourceStall; 1244''' % (key.code, val) 1245 case_sorter.append(val) 1246 1247 # Check all of the request_types for resource constraints 1248 for request_type in request_types: 1249 val = ''' 1250if (!checkResourceAvailable(%s_RequestType_%s, addr)) { 1251 return TransitionResult_ResourceStall; 1252} 1253''' % (self.ident, request_type.ident) 1254 case_sorter.append(val) 1255 1256 # Emit the code sequences in a sorted order. This makes the 1257 # output deterministic (without this the output order can vary 1258 # since Map's keys() on a vector of pointers is not deterministic 1259 for c in sorted(case_sorter): 1260 case("$c") 1261 1262 # Record access types for this transition 1263 for request_type in request_types: 1264 case('recordRequestType(${ident}_RequestType_${{request_type.ident}}, addr);') 1265 1266 # Figure out if we stall 1267 stall = False 1268 for action in actions: 1269 if action.ident == "z_stall": 1270 stall = True 1271 break 1272 1273 if stall: 1274 case('return TransitionResult_ProtocolStall;') 1275 else: 1276 if self.TBEType != None and self.EntryType != None: 1277 for action in actions: 1278 case('${{action.ident}}(m_tbe_ptr, m_cache_entry_ptr, addr);') 1279 elif self.TBEType != None: 1280 for action in actions: 1281 case('${{action.ident}}(m_tbe_ptr, addr);') 1282 elif self.EntryType != None: 1283 for action in actions: 1284 case('${{action.ident}}(m_cache_entry_ptr, addr);') 1285 else: 1286 for action in actions: 1287 case('${{action.ident}}(addr);') 1288 case('return TransitionResult_Valid;') 1289 1290 case = str(case) 1291 1292 # Look to see if this transition code is unique. 1293 if case not in cases: 1294 cases[case] = [] 1295 1296 cases[case].append(case_string) 1297 1298 # Walk through all of the unique code blocks and spit out the 1299 # corresponding case statement elements 1300 for case,transitions in cases.iteritems(): 1301 # Iterative over all the multiple transitions that share 1302 # the same code 1303 for trans in transitions: 1304 code(' case HASH_FUN($trans):') 1305 code(' $case') 1306 1307 code(''' 1308 default: 1309 fatal("Invalid transition\\n" 1310 "%s time: %d addr: %s event: %s state: %s\\n", 1311 name(), g_system_ptr->getTime(), addr, event, state); 1312 } 1313 return TransitionResult_Valid; 1314} 1315''') 1316 code.write(path, "%s_Transitions.cc" % self.ident) 1317 1318 def printProfileDumperHH(self, path): 1319 code = self.symtab.codeFormatter() 1320 ident = self.ident 1321 1322 code(''' 1323// Auto generated C++ code started by $__file__:$__line__ 1324// ${ident}: ${{self.short}} 1325 1326#ifndef __${ident}_PROFILE_DUMPER_HH__ 1327#define __${ident}_PROFILE_DUMPER_HH__ 1328 1329#include <cassert> 1330#include <iostream> 1331#include <vector> 1332 1333#include "${ident}_Event.hh" 1334#include "${ident}_Profiler.hh" 1335 1336typedef std::vector<${ident}_Profiler *> ${ident}_profilers; 1337 1338class ${ident}_ProfileDumper 1339{ 1340 public: 1341 ${ident}_ProfileDumper(); 1342 void registerProfiler(${ident}_Profiler* profiler); 1343 void dumpStats(std::ostream& out) const; 1344 1345 private: 1346 ${ident}_profilers m_profilers; 1347}; 1348 1349#endif // __${ident}_PROFILE_DUMPER_HH__ 1350''') 1351 code.write(path, "%s_ProfileDumper.hh" % self.ident) 1352 1353 def printProfileDumperCC(self, path): 1354 code = self.symtab.codeFormatter() 1355 ident = self.ident 1356 1357 code(''' 1358// Auto generated C++ code started by $__file__:$__line__ 1359// ${ident}: ${{self.short}} 1360 1361#include "mem/protocol/${ident}_ProfileDumper.hh" 1362 1363${ident}_ProfileDumper::${ident}_ProfileDumper() 1364{ 1365} 1366 1367void 1368${ident}_ProfileDumper::registerProfiler(${ident}_Profiler* profiler) 1369{ 1370 m_profilers.push_back(profiler); 1371} 1372 1373void 1374${ident}_ProfileDumper::dumpStats(std::ostream& out) const 1375{ 1376 out << " --- ${ident} ---\\n"; 1377 out << " - Event Counts -\\n"; 1378 for (${ident}_Event event = ${ident}_Event_FIRST; 1379 event < ${ident}_Event_NUM; 1380 ++event) { 1381 out << (${ident}_Event) event << " ["; 1382 uint64 total = 0; 1383 for (int i = 0; i < m_profilers.size(); i++) { 1384 out << m_profilers[i]->getEventCount(event) << " "; 1385 total += m_profilers[i]->getEventCount(event); 1386 } 1387 out << "] " << total << "\\n"; 1388 } 1389 out << "\\n"; 1390 out << " - Transitions -\\n"; 1391 for (${ident}_State state = ${ident}_State_FIRST; 1392 state < ${ident}_State_NUM; 1393 ++state) { 1394 for (${ident}_Event event = ${ident}_Event_FIRST; 1395 event < ${ident}_Event_NUM; 1396 ++event) { 1397 if (m_profilers[0]->isPossible(state, event)) { 1398 out << (${ident}_State) state << " " 1399 << (${ident}_Event) event << " ["; 1400 uint64 total = 0; 1401 for (int i = 0; i < m_profilers.size(); i++) { 1402 out << m_profilers[i]->getTransitionCount(state, event) << " "; 1403 total += m_profilers[i]->getTransitionCount(state, event); 1404 } 1405 out << "] " << total << "\\n"; 1406 } 1407 } 1408 out << "\\n"; 1409 } 1410} 1411''') 1412 code.write(path, "%s_ProfileDumper.cc" % self.ident) 1413 1414 def printProfilerHH(self, path): 1415 code = self.symtab.codeFormatter() 1416 ident = self.ident 1417 1418 code(''' 1419// Auto generated C++ code started by $__file__:$__line__ 1420// ${ident}: ${{self.short}} 1421 1422#ifndef __${ident}_PROFILER_HH__ 1423#define __${ident}_PROFILER_HH__ 1424 1425#include <cassert> 1426#include <iostream> 1427 1428#include "mem/protocol/${ident}_Event.hh" 1429#include "mem/protocol/${ident}_State.hh" 1430#include "mem/ruby/common/TypeDefines.hh" 1431 1432class ${ident}_Profiler 1433{ 1434 public: 1435 ${ident}_Profiler(); 1436 void setVersion(int version); 1437 void countTransition(${ident}_State state, ${ident}_Event event); 1438 void possibleTransition(${ident}_State state, ${ident}_Event event); 1439 uint64 getEventCount(${ident}_Event event); 1440 bool isPossible(${ident}_State state, ${ident}_Event event); 1441 uint64 getTransitionCount(${ident}_State state, ${ident}_Event event); 1442 void clearStats(); 1443 1444 private: 1445 int m_counters[${ident}_State_NUM][${ident}_Event_NUM]; 1446 int m_event_counters[${ident}_Event_NUM]; 1447 bool m_possible[${ident}_State_NUM][${ident}_Event_NUM]; 1448 int m_version; 1449}; 1450 1451#endif // __${ident}_PROFILER_HH__ 1452''') 1453 code.write(path, "%s_Profiler.hh" % self.ident) 1454 1455 def printProfilerCC(self, path): 1456 code = self.symtab.codeFormatter() 1457 ident = self.ident 1458 1459 code(''' 1460// Auto generated C++ code started by $__file__:$__line__ 1461// ${ident}: ${{self.short}} 1462 1463#include <cassert> 1464 1465#include "mem/protocol/${ident}_Profiler.hh" 1466 1467${ident}_Profiler::${ident}_Profiler() 1468{ 1469 for (int state = 0; state < ${ident}_State_NUM; state++) { 1470 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1471 m_possible[state][event] = false; 1472 m_counters[state][event] = 0; 1473 } 1474 } 1475 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1476 m_event_counters[event] = 0; 1477 } 1478} 1479 1480void 1481${ident}_Profiler::setVersion(int version) 1482{ 1483 m_version = version; 1484} 1485 1486void 1487${ident}_Profiler::clearStats() 1488{ 1489 for (int state = 0; state < ${ident}_State_NUM; state++) { 1490 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1491 m_counters[state][event] = 0; 1492 } 1493 } 1494 1495 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1496 m_event_counters[event] = 0; 1497 } 1498} 1499void 1500${ident}_Profiler::countTransition(${ident}_State state, ${ident}_Event event) 1501{ 1502 assert(m_possible[state][event]); 1503 m_counters[state][event]++; 1504 m_event_counters[event]++; 1505} 1506void 1507${ident}_Profiler::possibleTransition(${ident}_State state, 1508 ${ident}_Event event) 1509{ 1510 m_possible[state][event] = true; 1511} 1512 1513uint64 1514${ident}_Profiler::getEventCount(${ident}_Event event) 1515{ 1516 return m_event_counters[event]; 1517} 1518 1519bool 1520${ident}_Profiler::isPossible(${ident}_State state, ${ident}_Event event) 1521{ 1522 return m_possible[state][event]; 1523} 1524 1525uint64 1526${ident}_Profiler::getTransitionCount(${ident}_State state, 1527 ${ident}_Event event) 1528{ 1529 return m_counters[state][event]; 1530} 1531 1532''') 1533 code.write(path, "%s_Profiler.cc" % self.ident) 1534 1535 # ************************** 1536 # ******* HTML Files ******* 1537 # ************************** 1538 def frameRef(self, click_href, click_target, over_href, over_num, text): 1539 code = self.symtab.codeFormatter(fix_newlines=False) 1540 code("""<A href=\"$click_href\" target=\"$click_target\" onmouseover=\" 1541 if (parent.frames[$over_num].location != parent.location + '$over_href') { 1542 parent.frames[$over_num].location='$over_href' 1543 }\"> 1544 ${{html.formatShorthand(text)}} 1545 </A>""") 1546 return str(code) 1547 1548 def writeHTMLFiles(self, path): 1549 # Create table with no row hilighted 1550 self.printHTMLTransitions(path, None) 1551 1552 # Generate transition tables 1553 for state in self.states.itervalues(): 1554 self.printHTMLTransitions(path, state) 1555 1556 # Generate action descriptions 1557 for action in self.actions.itervalues(): 1558 name = "%s_action_%s.html" % (self.ident, action.ident) 1559 code = html.createSymbol(action, "Action") 1560 code.write(path, name) 1561 1562 # Generate state descriptions 1563 for state in self.states.itervalues(): 1564 name = "%s_State_%s.html" % (self.ident, state.ident) 1565 code = html.createSymbol(state, "State") 1566 code.write(path, name) 1567 1568 # Generate event descriptions 1569 for event in self.events.itervalues(): 1570 name = "%s_Event_%s.html" % (self.ident, event.ident) 1571 code = html.createSymbol(event, "Event") 1572 code.write(path, name) 1573 1574 def printHTMLTransitions(self, path, active_state): 1575 code = self.symtab.codeFormatter() 1576 1577 code(''' 1578<HTML> 1579<BODY link="blue" vlink="blue"> 1580 1581<H1 align="center">${{html.formatShorthand(self.short)}}: 1582''') 1583 code.indent() 1584 for i,machine in enumerate(self.symtab.getAllType(StateMachine)): 1585 mid = machine.ident 1586 if i != 0: 1587 extra = " - " 1588 else: 1589 extra = "" 1590 if machine == self: 1591 code('$extra$mid') 1592 else: 1593 code('$extra<A target="Table" href="${mid}_table.html">$mid</A>') 1594 code.dedent() 1595 1596 code(""" 1597</H1> 1598 1599<TABLE border=1> 1600<TR> 1601 <TH> </TH> 1602""") 1603 1604 for event in self.events.itervalues(): 1605 href = "%s_Event_%s.html" % (self.ident, event.ident) 1606 ref = self.frameRef(href, "Status", href, "1", event.short) 1607 code('<TH bgcolor=white>$ref</TH>') 1608 1609 code('</TR>') 1610 # -- Body of table 1611 for state in self.states.itervalues(): 1612 # -- Each row 1613 if state == active_state: 1614 color = "yellow" 1615 else: 1616 color = "white" 1617 1618 click = "%s_table_%s.html" % (self.ident, state.ident) 1619 over = "%s_State_%s.html" % (self.ident, state.ident) 1620 text = html.formatShorthand(state.short) 1621 ref = self.frameRef(click, "Table", over, "1", state.short) 1622 code(''' 1623<TR> 1624 <TH bgcolor=$color>$ref</TH> 1625''') 1626 1627 # -- One column for each event 1628 for event in self.events.itervalues(): 1629 trans = self.table.get((state,event), None) 1630 if trans is None: 1631 # This is the no transition case 1632 if state == active_state: 1633 color = "#C0C000" 1634 else: 1635 color = "lightgrey" 1636 1637 code('<TD bgcolor=$color> </TD>') 1638 continue 1639 1640 next = trans.nextState 1641 stall_action = False 1642 1643 # -- Get the actions 1644 for action in trans.actions: 1645 if action.ident == "z_stall" or \ 1646 action.ident == "zz_recycleMandatoryQueue": 1647 stall_action = True 1648 1649 # -- Print out "actions/next-state" 1650 if stall_action: 1651 if state == active_state: 1652 color = "#C0C000" 1653 else: 1654 color = "lightgrey" 1655 1656 elif active_state and next.ident == active_state.ident: 1657 color = "aqua" 1658 elif state == active_state: 1659 color = "yellow" 1660 else: 1661 color = "white" 1662 1663 code('<TD bgcolor=$color>') 1664 for action in trans.actions: 1665 href = "%s_action_%s.html" % (self.ident, action.ident) 1666 ref = self.frameRef(href, "Status", href, "1", 1667 action.short) 1668 code(' $ref') 1669 if next != state: 1670 if trans.actions: 1671 code('/') 1672 click = "%s_table_%s.html" % (self.ident, next.ident) 1673 over = "%s_State_%s.html" % (self.ident, next.ident) 1674 ref = self.frameRef(click, "Table", over, "1", next.short) 1675 code("$ref") 1676 code("</TD>") 1677 1678 # -- Each row 1679 if state == active_state: 1680 color = "yellow" 1681 else: 1682 color = "white" 1683 1684 click = "%s_table_%s.html" % (self.ident, state.ident) 1685 over = "%s_State_%s.html" % (self.ident, state.ident) 1686 ref = self.frameRef(click, "Table", over, "1", state.short) 1687 code(''' 1688 <TH bgcolor=$color>$ref</TH> 1689</TR> 1690''') 1691 code(''' 1692<!- Column footer-> 1693<TR> 1694 <TH> </TH> 1695''') 1696 1697 for event in self.events.itervalues(): 1698 href = "%s_Event_%s.html" % (self.ident, event.ident) 1699 ref = self.frameRef(href, "Status", href, "1", event.short) 1700 code('<TH bgcolor=white>$ref</TH>') 1701 code(''' 1702</TR> 1703</TABLE> 1704</BODY></HTML> 1705''') 1706 1707 1708 if active_state: 1709 name = "%s_table_%s.html" % (self.ident, active_state.ident) 1710 else: 1711 name = "%s_table.html" % self.ident 1712 code.write(path, name) 1713 1714__all__ = [ "StateMachine" ]
| 250 typedef ${c_ident}Params Params; 251 $c_ident(const Params *p); 252 static int getNumControllers(); 253 void init(); 254 MessageBuffer* getMandatoryQueue() const; 255 const int & getVersion() const; 256 const std::string toString() const; 257 const std::string getName() const; 258 void stallBuffer(MessageBuffer* buf, Address addr); 259 void wakeUpBuffers(Address addr); 260 void wakeUpAllBuffers(); 261 void initNetworkPtr(Network* net_ptr) { m_net_ptr = net_ptr; } 262 void print(std::ostream& out) const; 263 void printConfig(std::ostream& out) const; 264 void wakeup(); 265 void printStats(std::ostream& out) const; 266 void clearStats(); 267 void blockOnQueue(Address addr, MessageBuffer* port); 268 void unblock(Address addr); 269 void recordCacheTrace(int cntrl, CacheRecorder* tr); 270 Sequencer* getSequencer() const; 271 272private: 273''') 274 275 code.indent() 276 # added by SS 277 for param in self.config_parameters: 278 if param.pointer: 279 code('${{param.type_ast.type}}* m_${{param.ident}}_ptr;') 280 else: 281 code('${{param.type_ast.type}} m_${{param.ident}};') 282 283 code(''' 284int m_number_of_TBEs; 285 286TransitionResult doTransition(${ident}_Event event, 287''') 288 289 if self.EntryType != None: 290 code(''' 291 ${{self.EntryType.c_ident}}* m_cache_entry_ptr, 292''') 293 if self.TBEType != None: 294 code(''' 295 ${{self.TBEType.c_ident}}* m_tbe_ptr, 296''') 297 298 code(''' 299 const Address& addr); 300 301TransitionResult doTransitionWorker(${ident}_Event event, 302 ${ident}_State state, 303 ${ident}_State& next_state, 304''') 305 306 if self.TBEType != None: 307 code(''' 308 ${{self.TBEType.c_ident}}*& m_tbe_ptr, 309''') 310 if self.EntryType != None: 311 code(''' 312 ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, 313''') 314 315 code(''' 316 const Address& addr); 317 318std::string m_name; 319int m_transitions_per_cycle; 320int m_buffer_size; 321int m_recycle_latency; 322std::map<std::string, std::string> m_cfg; 323NodeID m_version; 324Network* m_net_ptr; 325MachineID m_machineID; 326bool m_is_blocking; 327std::map<Address, MessageBuffer*> m_block_map; 328typedef std::vector<MessageBuffer*> MsgVecType; 329typedef std::map< Address, MsgVecType* > WaitingBufType; 330WaitingBufType m_waiting_buffers; 331int m_max_in_port_rank; 332int m_cur_in_port_rank; 333static ${ident}_ProfileDumper s_profileDumper; 334${ident}_Profiler m_profiler; 335static int m_num_controllers; 336 337// Internal functions 338''') 339 340 for func in self.functions: 341 proto = func.prototype 342 if proto: 343 code('$proto') 344 345 if self.EntryType != None: 346 code(''' 347 348// Set and Reset for cache_entry variable 349void set_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, AbstractCacheEntry* m_new_cache_entry); 350void unset_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr); 351''') 352 353 if self.TBEType != None: 354 code(''' 355 356// Set and Reset for tbe variable 357void set_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${ident}_TBE* m_new_tbe); 358void unset_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr); 359''') 360 361 code(''' 362 363// Actions 364''') 365 if self.TBEType != None and self.EntryType != None: 366 for action in self.actions.itervalues(): 367 code('/** \\brief ${{action.desc}} */') 368 code('void ${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr);') 369 elif self.TBEType != None: 370 for action in self.actions.itervalues(): 371 code('/** \\brief ${{action.desc}} */') 372 code('void ${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, const Address& addr);') 373 elif self.EntryType != None: 374 for action in self.actions.itervalues(): 375 code('/** \\brief ${{action.desc}} */') 376 code('void ${{action.ident}}(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr);') 377 else: 378 for action in self.actions.itervalues(): 379 code('/** \\brief ${{action.desc}} */') 380 code('void ${{action.ident}}(const Address& addr);') 381 382 # the controller internal variables 383 code(''' 384 385// Objects 386''') 387 for var in self.objects: 388 th = var.get("template_hack", "") 389 code('${{var.type.c_ident}}$th* m_${{var.c_ident}}_ptr;') 390 391 if var.type.ident == "MessageBuffer": 392 self.message_buffer_names.append("m_%s_ptr" % var.c_ident) 393 394 code.dedent() 395 code('};') 396 code('#endif // __${ident}_CONTROLLER_H__') 397 code.write(path, '%s.hh' % c_ident) 398 399 def printControllerCC(self, path, includes): 400 '''Output the actions for performing the actions''' 401 402 code = self.symtab.codeFormatter() 403 ident = self.ident 404 c_ident = "%s_Controller" % self.ident 405 406 code(''' 407/** \\file $c_ident.cc 408 * 409 * Auto generated C++ code started by $__file__:$__line__ 410 * Created by slicc definition of Module "${{self.short}}" 411 */ 412 413#include <sys/types.h> 414#include <unistd.h> 415 416#include <cassert> 417#include <sstream> 418#include <string> 419 420#include "base/compiler.hh" 421#include "base/cprintf.hh" 422#include "debug/RubyGenerated.hh" 423#include "debug/RubySlicc.hh" 424#include "mem/protocol/${ident}_Controller.hh" 425#include "mem/protocol/${ident}_Event.hh" 426#include "mem/protocol/${ident}_State.hh" 427#include "mem/protocol/Types.hh" 428#include "mem/ruby/common/Global.hh" 429#include "mem/ruby/system/System.hh" 430''') 431 for include_path in includes: 432 code('#include "${{include_path}}"') 433 434 code(''' 435 436using namespace std; 437''') 438 439 # include object classes 440 seen_types = set() 441 for var in self.objects: 442 if var.type.ident not in seen_types and not var.type.isPrimitive: 443 code('#include "mem/protocol/${{var.type.c_ident}}.hh"') 444 seen_types.add(var.type.ident) 445 446 code(''' 447$c_ident * 448${c_ident}Params::create() 449{ 450 return new $c_ident(this); 451} 452 453int $c_ident::m_num_controllers = 0; 454${ident}_ProfileDumper $c_ident::s_profileDumper; 455 456// for adding information to the protocol debug trace 457stringstream ${ident}_transitionComment; 458#define APPEND_TRANSITION_COMMENT(str) (${ident}_transitionComment << str) 459 460/** \\brief constructor */ 461$c_ident::$c_ident(const Params *p) 462 : AbstractController(p) 463{ 464 m_version = p->version; 465 m_transitions_per_cycle = p->transitions_per_cycle; 466 m_buffer_size = p->buffer_size; 467 m_recycle_latency = p->recycle_latency; 468 m_number_of_TBEs = p->number_of_TBEs; 469 m_is_blocking = false; 470 m_name = "${ident}"; 471''') 472 # 473 # max_port_rank is used to size vectors and thus should be one plus the 474 # largest port rank 475 # 476 max_port_rank = self.in_ports[0].pairs["max_port_rank"] + 1 477 code(' m_max_in_port_rank = $max_port_rank;') 478 code.indent() 479 480 # 481 # After initializing the universal machine parameters, initialize the 482 # this machines config parameters. Also detemine if these configuration 483 # params include a sequencer. This information will be used later for 484 # contecting the sequencer back to the L1 cache controller. 485 # 486 contains_dma_sequencer = False 487 sequencers = [] 488 for param in self.config_parameters: 489 if param.name == "dma_sequencer": 490 contains_dma_sequencer = True 491 elif re.compile("sequencer").search(param.name): 492 sequencers.append(param.name) 493 if param.pointer: 494 code('m_${{param.name}}_ptr = p->${{param.name}};') 495 else: 496 code('m_${{param.name}} = p->${{param.name}};') 497 498 # 499 # For the l1 cache controller, add the special atomic support which 500 # includes passing the sequencer a pointer to the controller. 501 # 502 if self.ident == "L1Cache": 503 if not sequencers: 504 self.error("The L1Cache controller must include the sequencer " \ 505 "configuration parameter") 506 507 for seq in sequencers: 508 code(''' 509m_${{seq}}_ptr->setController(this); 510 ''') 511 512 else: 513 for seq in sequencers: 514 code(''' 515m_${{seq}}_ptr->setController(this); 516 ''') 517 518 # 519 # For the DMA controller, pass the sequencer a pointer to the 520 # controller. 521 # 522 if self.ident == "DMA": 523 if not contains_dma_sequencer: 524 self.error("The DMA controller must include the sequencer " \ 525 "configuration parameter") 526 527 code(''' 528m_dma_sequencer_ptr->setController(this); 529''') 530 531 code('m_num_controllers++;') 532 for var in self.objects: 533 if var.ident.find("mandatoryQueue") >= 0: 534 code('m_${{var.c_ident}}_ptr = new ${{var.type.c_ident}}();') 535 536 code.dedent() 537 code(''' 538} 539 540void 541$c_ident::init() 542{ 543 MachineType machine_type; 544 int base; 545 546 m_machineID.type = MachineType_${ident}; 547 m_machineID.num = m_version; 548 549 // initialize objects 550 m_profiler.setVersion(m_version); 551 s_profileDumper.registerProfiler(&m_profiler); 552 553''') 554 555 code.indent() 556 for var in self.objects: 557 vtype = var.type 558 vid = "m_%s_ptr" % var.c_ident 559 if "network" not in var: 560 # Not a network port object 561 if "primitive" in vtype: 562 code('$vid = new ${{vtype.c_ident}};') 563 if "default" in var: 564 code('(*$vid) = ${{var["default"]}};') 565 else: 566 # Normal Object 567 # added by SS 568 if "factory" in var: 569 code('$vid = ${{var["factory"]}};') 570 elif var.ident.find("mandatoryQueue") < 0: 571 th = var.get("template_hack", "") 572 expr = "%s = new %s%s" % (vid, vtype.c_ident, th) 573 574 args = "" 575 if "non_obj" not in vtype and not vtype.isEnumeration: 576 if expr.find("TBETable") >= 0: 577 args = "m_number_of_TBEs" 578 else: 579 args = var.get("constructor_hack", "") 580 581 code('$expr($args);') 582 583 code('assert($vid != NULL);') 584 585 if "default" in var: 586 code('*$vid = ${{var["default"]}}; // Object default') 587 elif "default" in vtype: 588 comment = "Type %s default" % vtype.ident 589 code('*$vid = ${{vtype["default"]}}; // $comment') 590 591 # Set ordering 592 if "ordered" in var and "trigger_queue" not in var: 593 # A buffer 594 code('$vid->setOrdering(${{var["ordered"]}});') 595 596 # Set randomization 597 if "random" in var: 598 # A buffer 599 code('$vid->setRandomization(${{var["random"]}});') 600 601 # Set Priority 602 if vtype.isBuffer and \ 603 "rank" in var and "trigger_queue" not in var: 604 code('$vid->setPriority(${{var["rank"]}});') 605 606 else: 607 # Network port object 608 network = var["network"] 609 ordered = var["ordered"] 610 vnet = var["virtual_network"] 611 vnet_type = var["vnet_type"] 612 613 assert var.machine is not None 614 code(''' 615machine_type = string_to_MachineType("${{var.machine.ident}}"); 616base = MachineType_base_number(machine_type); 617$vid = m_net_ptr->get${network}NetQueue(m_version + base, $ordered, $vnet, "$vnet_type"); 618''') 619 620 code('assert($vid != NULL);') 621 622 # Set ordering 623 if "ordered" in var: 624 # A buffer 625 code('$vid->setOrdering(${{var["ordered"]}});') 626 627 # Set randomization 628 if "random" in var: 629 # A buffer 630 code('$vid->setRandomization(${{var["random"]}});') 631 632 # Set Priority 633 if "rank" in var: 634 code('$vid->setPriority(${{var["rank"]}})') 635 636 # Set buffer size 637 if vtype.isBuffer: 638 code(''' 639if (m_buffer_size > 0) { 640 $vid->resize(m_buffer_size); 641} 642''') 643 644 # set description (may be overriden later by port def) 645 code(''' 646$vid->setDescription("[Version " + to_string(m_version) + ", ${ident}, name=${{var.c_ident}}]"); 647 648''') 649 650 if vtype.isBuffer: 651 if "recycle_latency" in var: 652 code('$vid->setRecycleLatency(${{var["recycle_latency"]}});') 653 else: 654 code('$vid->setRecycleLatency(m_recycle_latency);') 655 656 657 # Set the queue consumers 658 code() 659 for port in self.in_ports: 660 code('${{port.code}}.setConsumer(this);') 661 662 # Set the queue descriptions 663 code() 664 for port in self.in_ports: 665 code('${{port.code}}.setDescription("[Version " + to_string(m_version) + ", $ident, $port]");') 666 667 # Initialize the transition profiling 668 code() 669 for trans in self.transitions: 670 # Figure out if we stall 671 stall = False 672 for action in trans.actions: 673 if action.ident == "z_stall": 674 stall = True 675 676 # Only possible if it is not a 'z' case 677 if not stall: 678 state = "%s_State_%s" % (self.ident, trans.state.ident) 679 event = "%s_Event_%s" % (self.ident, trans.event.ident) 680 code('m_profiler.possibleTransition($state, $event);') 681 682 code.dedent() 683 code('}') 684 685 has_mandatory_q = False 686 for port in self.in_ports: 687 if port.code.find("mandatoryQueue_ptr") >= 0: 688 has_mandatory_q = True 689 690 if has_mandatory_q: 691 mq_ident = "m_%s_mandatoryQueue_ptr" % self.ident 692 else: 693 mq_ident = "NULL" 694 695 seq_ident = "NULL" 696 for param in self.config_parameters: 697 if param.name == "sequencer": 698 assert(param.pointer) 699 seq_ident = "m_%s_ptr" % param.name 700 701 code(''' 702int 703$c_ident::getNumControllers() 704{ 705 return m_num_controllers; 706} 707 708MessageBuffer* 709$c_ident::getMandatoryQueue() const 710{ 711 return $mq_ident; 712} 713 714Sequencer* 715$c_ident::getSequencer() const 716{ 717 return $seq_ident; 718} 719 720const int & 721$c_ident::getVersion() const 722{ 723 return m_version; 724} 725 726const string 727$c_ident::toString() const 728{ 729 return "$c_ident"; 730} 731 732const string 733$c_ident::getName() const 734{ 735 return m_name; 736} 737 738void 739$c_ident::stallBuffer(MessageBuffer* buf, Address addr) 740{ 741 if (m_waiting_buffers.count(addr) == 0) { 742 MsgVecType* msgVec = new MsgVecType; 743 msgVec->resize(m_max_in_port_rank, NULL); 744 m_waiting_buffers[addr] = msgVec; 745 } 746 (*(m_waiting_buffers[addr]))[m_cur_in_port_rank] = buf; 747} 748 749void 750$c_ident::wakeUpBuffers(Address addr) 751{ 752 if (m_waiting_buffers.count(addr) > 0) { 753 // 754 // Wake up all possible lower rank (i.e. lower priority) buffers that could 755 // be waiting on this message. 756 // 757 for (int in_port_rank = m_cur_in_port_rank - 1; 758 in_port_rank >= 0; 759 in_port_rank--) { 760 if ((*(m_waiting_buffers[addr]))[in_port_rank] != NULL) { 761 (*(m_waiting_buffers[addr]))[in_port_rank]->reanalyzeMessages(addr); 762 } 763 } 764 delete m_waiting_buffers[addr]; 765 m_waiting_buffers.erase(addr); 766 } 767} 768 769void 770$c_ident::wakeUpAllBuffers() 771{ 772 // 773 // Wake up all possible buffers that could be waiting on any message. 774 // 775 776 std::vector<MsgVecType*> wokeUpMsgVecs; 777 778 if(m_waiting_buffers.size() > 0) { 779 for (WaitingBufType::iterator buf_iter = m_waiting_buffers.begin(); 780 buf_iter != m_waiting_buffers.end(); 781 ++buf_iter) { 782 for (MsgVecType::iterator vec_iter = buf_iter->second->begin(); 783 vec_iter != buf_iter->second->end(); 784 ++vec_iter) { 785 if (*vec_iter != NULL) { 786 (*vec_iter)->reanalyzeAllMessages(); 787 } 788 } 789 wokeUpMsgVecs.push_back(buf_iter->second); 790 } 791 792 for (std::vector<MsgVecType*>::iterator wb_iter = wokeUpMsgVecs.begin(); 793 wb_iter != wokeUpMsgVecs.end(); 794 ++wb_iter) { 795 delete (*wb_iter); 796 } 797 798 m_waiting_buffers.clear(); 799 } 800} 801 802void 803$c_ident::blockOnQueue(Address addr, MessageBuffer* port) 804{ 805 m_is_blocking = true; 806 m_block_map[addr] = port; 807} 808 809void 810$c_ident::unblock(Address addr) 811{ 812 m_block_map.erase(addr); 813 if (m_block_map.size() == 0) { 814 m_is_blocking = false; 815 } 816} 817 818void 819$c_ident::print(ostream& out) const 820{ 821 out << "[$c_ident " << m_version << "]"; 822} 823 824void 825$c_ident::printConfig(ostream& out) const 826{ 827 out << "$c_ident config: " << m_name << endl; 828 out << " version: " << m_version << endl; 829 map<string, string>::const_iterator it; 830 for (it = m_cfg.begin(); it != m_cfg.end(); it++) 831 out << " " << it->first << ": " << it->second << endl; 832} 833 834void 835$c_ident::printStats(ostream& out) const 836{ 837''') 838 # 839 # Cache and Memory Controllers have specific profilers associated with 840 # them. Print out these stats before dumping state transition stats. 841 # 842 for param in self.config_parameters: 843 if param.type_ast.type.ident == "CacheMemory" or \ 844 param.type_ast.type.ident == "DirectoryMemory" or \ 845 param.type_ast.type.ident == "MemoryControl": 846 assert(param.pointer) 847 code(' m_${{param.ident}}_ptr->printStats(out);') 848 849 code(''' 850 if (m_version == 0) { 851 s_profileDumper.dumpStats(out); 852 } 853} 854 855void $c_ident::clearStats() { 856''') 857 # 858 # Cache and Memory Controllers have specific profilers associated with 859 # them. These stats must be cleared too. 860 # 861 for param in self.config_parameters: 862 if param.type_ast.type.ident == "CacheMemory" or \ 863 param.type_ast.type.ident == "MemoryControl": 864 assert(param.pointer) 865 code(' m_${{param.ident}}_ptr->clearStats();') 866 867 code(''' 868 m_profiler.clearStats(); 869} 870''') 871 872 if self.EntryType != None: 873 code(''' 874 875// Set and Reset for cache_entry variable 876void 877$c_ident::set_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, AbstractCacheEntry* m_new_cache_entry) 878{ 879 m_cache_entry_ptr = (${{self.EntryType.c_ident}}*)m_new_cache_entry; 880} 881 882void 883$c_ident::unset_cache_entry(${{self.EntryType.c_ident}}*& m_cache_entry_ptr) 884{ 885 m_cache_entry_ptr = 0; 886} 887''') 888 889 if self.TBEType != None: 890 code(''' 891 892// Set and Reset for tbe variable 893void 894$c_ident::set_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.TBEType.c_ident}}* m_new_tbe) 895{ 896 m_tbe_ptr = m_new_tbe; 897} 898 899void 900$c_ident::unset_tbe(${{self.TBEType.c_ident}}*& m_tbe_ptr) 901{ 902 m_tbe_ptr = NULL; 903} 904''') 905 906 code(''' 907 908void 909$c_ident::recordCacheTrace(int cntrl, CacheRecorder* tr) 910{ 911''') 912 # 913 # Record cache contents for all associated caches. 914 # 915 code.indent() 916 for param in self.config_parameters: 917 if param.type_ast.type.ident == "CacheMemory": 918 assert(param.pointer) 919 code('m_${{param.ident}}_ptr->recordCacheContents(cntrl, tr);') 920 921 code.dedent() 922 code(''' 923} 924 925// Actions 926''') 927 if self.TBEType != None and self.EntryType != None: 928 for action in self.actions.itervalues(): 929 if "c_code" not in action: 930 continue 931 932 code(''' 933/** \\brief ${{action.desc}} */ 934void 935$c_ident::${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr) 936{ 937 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 938 ${{action["c_code"]}} 939} 940 941''') 942 elif self.TBEType != None: 943 for action in self.actions.itervalues(): 944 if "c_code" not in action: 945 continue 946 947 code(''' 948/** \\brief ${{action.desc}} */ 949void 950$c_ident::${{action.ident}}(${{self.TBEType.c_ident}}*& m_tbe_ptr, const Address& addr) 951{ 952 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 953 ${{action["c_code"]}} 954} 955 956''') 957 elif self.EntryType != None: 958 for action in self.actions.itervalues(): 959 if "c_code" not in action: 960 continue 961 962 code(''' 963/** \\brief ${{action.desc}} */ 964void 965$c_ident::${{action.ident}}(${{self.EntryType.c_ident}}*& m_cache_entry_ptr, const Address& addr) 966{ 967 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 968 ${{action["c_code"]}} 969} 970 971''') 972 else: 973 for action in self.actions.itervalues(): 974 if "c_code" not in action: 975 continue 976 977 code(''' 978/** \\brief ${{action.desc}} */ 979void 980$c_ident::${{action.ident}}(const Address& addr) 981{ 982 DPRINTF(RubyGenerated, "executing ${{action.ident}}\\n"); 983 ${{action["c_code"]}} 984} 985 986''') 987 for func in self.functions: 988 code(func.generateCode()) 989 990 code.write(path, "%s.cc" % c_ident) 991 992 def printCWakeup(self, path, includes): 993 '''Output the wakeup loop for the events''' 994 995 code = self.symtab.codeFormatter() 996 ident = self.ident 997 998 outputRequest_types = True 999 if len(self.request_types) == 0: 1000 outputRequest_types = False 1001 1002 code(''' 1003// Auto generated C++ code started by $__file__:$__line__ 1004// ${ident}: ${{self.short}} 1005 1006#include <sys/types.h> 1007#include <unistd.h> 1008 1009#include <cassert> 1010 1011#include "base/misc.hh" 1012#include "debug/RubySlicc.hh" 1013#include "mem/protocol/${ident}_Controller.hh" 1014#include "mem/protocol/${ident}_Event.hh" 1015#include "mem/protocol/${ident}_State.hh" 1016''') 1017 1018 if outputRequest_types: 1019 code('''#include "mem/protocol/${ident}_RequestType.hh"''') 1020 1021 code(''' 1022#include "mem/protocol/Types.hh" 1023#include "mem/ruby/common/Global.hh" 1024#include "mem/ruby/system/System.hh" 1025''') 1026 1027 1028 for include_path in includes: 1029 code('#include "${{include_path}}"') 1030 1031 code(''' 1032 1033using namespace std; 1034 1035void 1036${ident}_Controller::wakeup() 1037{ 1038 int counter = 0; 1039 while (true) { 1040 // Some cases will put us into an infinite loop without this limit 1041 assert(counter <= m_transitions_per_cycle); 1042 if (counter == m_transitions_per_cycle) { 1043 // Count how often we are fully utilized 1044 g_system_ptr->getProfiler()->controllerBusy(m_machineID); 1045 1046 // Wakeup in another cycle and try again 1047 scheduleEvent(1); 1048 break; 1049 } 1050''') 1051 1052 code.indent() 1053 code.indent() 1054 1055 # InPorts 1056 # 1057 for port in self.in_ports: 1058 code.indent() 1059 code('// ${ident}InPort $port') 1060 if port.pairs.has_key("rank"): 1061 code('m_cur_in_port_rank = ${{port.pairs["rank"]}};') 1062 else: 1063 code('m_cur_in_port_rank = 0;') 1064 code('${{port["c_code_in_port"]}}') 1065 code.dedent() 1066 1067 code('') 1068 1069 code.dedent() 1070 code.dedent() 1071 code(''' 1072 break; // If we got this far, we have nothing left todo 1073 } 1074} 1075''') 1076 1077 code.write(path, "%s_Wakeup.cc" % self.ident) 1078 1079 def printCSwitch(self, path): 1080 '''Output switch statement for transition table''' 1081 1082 code = self.symtab.codeFormatter() 1083 ident = self.ident 1084 1085 code(''' 1086// Auto generated C++ code started by $__file__:$__line__ 1087// ${ident}: ${{self.short}} 1088 1089#include <cassert> 1090 1091#include "base/misc.hh" 1092#include "base/trace.hh" 1093#include "debug/ProtocolTrace.hh" 1094#include "debug/RubyGenerated.hh" 1095#include "mem/protocol/${ident}_Controller.hh" 1096#include "mem/protocol/${ident}_Event.hh" 1097#include "mem/protocol/${ident}_State.hh" 1098#include "mem/protocol/Types.hh" 1099#include "mem/ruby/common/Global.hh" 1100#include "mem/ruby/system/System.hh" 1101 1102#define HASH_FUN(state, event) ((int(state)*${ident}_Event_NUM)+int(event)) 1103 1104#define GET_TRANSITION_COMMENT() (${ident}_transitionComment.str()) 1105#define CLEAR_TRANSITION_COMMENT() (${ident}_transitionComment.str("")) 1106 1107TransitionResult 1108${ident}_Controller::doTransition(${ident}_Event event, 1109''') 1110 if self.EntryType != None: 1111 code(''' 1112 ${{self.EntryType.c_ident}}* m_cache_entry_ptr, 1113''') 1114 if self.TBEType != None: 1115 code(''' 1116 ${{self.TBEType.c_ident}}* m_tbe_ptr, 1117''') 1118 code(''' 1119 const Address &addr) 1120{ 1121''') 1122 if self.TBEType != None and self.EntryType != None: 1123 code('${ident}_State state = getState(m_tbe_ptr, m_cache_entry_ptr, addr);') 1124 elif self.TBEType != None: 1125 code('${ident}_State state = getState(m_tbe_ptr, addr);') 1126 elif self.EntryType != None: 1127 code('${ident}_State state = getState(m_cache_entry_ptr, addr);') 1128 else: 1129 code('${ident}_State state = getState(addr);') 1130 1131 code(''' 1132 ${ident}_State next_state = state; 1133 1134 DPRINTF(RubyGenerated, "%s, Time: %lld, state: %s, event: %s, addr: %s\\n", 1135 *this, g_system_ptr->getTime(), ${ident}_State_to_string(state), 1136 ${ident}_Event_to_string(event), addr); 1137 1138 TransitionResult result = 1139''') 1140 if self.TBEType != None and self.EntryType != None: 1141 code('doTransitionWorker(event, state, next_state, m_tbe_ptr, m_cache_entry_ptr, addr);') 1142 elif self.TBEType != None: 1143 code('doTransitionWorker(event, state, next_state, m_tbe_ptr, addr);') 1144 elif self.EntryType != None: 1145 code('doTransitionWorker(event, state, next_state, m_cache_entry_ptr, addr);') 1146 else: 1147 code('doTransitionWorker(event, state, next_state, addr);') 1148 1149 code(''' 1150 if (result == TransitionResult_Valid) { 1151 DPRINTF(RubyGenerated, "next_state: %s\\n", 1152 ${ident}_State_to_string(next_state)); 1153 m_profiler.countTransition(state, event); 1154 DPRINTFR(ProtocolTrace, "%15d %3s %10s%20s %6s>%-6s %s %s\\n", 1155 curTick(), m_version, "${ident}", 1156 ${ident}_Event_to_string(event), 1157 ${ident}_State_to_string(state), 1158 ${ident}_State_to_string(next_state), 1159 addr, GET_TRANSITION_COMMENT()); 1160 1161 CLEAR_TRANSITION_COMMENT(); 1162''') 1163 if self.TBEType != None and self.EntryType != None: 1164 code('setState(m_tbe_ptr, m_cache_entry_ptr, addr, next_state);') 1165 code('setAccessPermission(m_cache_entry_ptr, addr, next_state);') 1166 elif self.TBEType != None: 1167 code('setState(m_tbe_ptr, addr, next_state);') 1168 code('setAccessPermission(addr, next_state);') 1169 elif self.EntryType != None: 1170 code('setState(m_cache_entry_ptr, addr, next_state);') 1171 code('setAccessPermission(m_cache_entry_ptr, addr, next_state);') 1172 else: 1173 code('setState(addr, next_state);') 1174 code('setAccessPermission(addr, next_state);') 1175 1176 code(''' 1177 } else if (result == TransitionResult_ResourceStall) { 1178 DPRINTFR(ProtocolTrace, "%15s %3s %10s%20s %6s>%-6s %s %s\\n", 1179 curTick(), m_version, "${ident}", 1180 ${ident}_Event_to_string(event), 1181 ${ident}_State_to_string(state), 1182 ${ident}_State_to_string(next_state), 1183 addr, "Resource Stall"); 1184 } else if (result == TransitionResult_ProtocolStall) { 1185 DPRINTF(RubyGenerated, "stalling\\n"); 1186 DPRINTFR(ProtocolTrace, "%15s %3s %10s%20s %6s>%-6s %s %s\\n", 1187 curTick(), m_version, "${ident}", 1188 ${ident}_Event_to_string(event), 1189 ${ident}_State_to_string(state), 1190 ${ident}_State_to_string(next_state), 1191 addr, "Protocol Stall"); 1192 } 1193 1194 return result; 1195} 1196 1197TransitionResult 1198${ident}_Controller::doTransitionWorker(${ident}_Event event, 1199 ${ident}_State state, 1200 ${ident}_State& next_state, 1201''') 1202 1203 if self.TBEType != None: 1204 code(''' 1205 ${{self.TBEType.c_ident}}*& m_tbe_ptr, 1206''') 1207 if self.EntryType != None: 1208 code(''' 1209 ${{self.EntryType.c_ident}}*& m_cache_entry_ptr, 1210''') 1211 code(''' 1212 const Address& addr) 1213{ 1214 switch(HASH_FUN(state, event)) { 1215''') 1216 1217 # This map will allow suppress generating duplicate code 1218 cases = orderdict() 1219 1220 for trans in self.transitions: 1221 case_string = "%s_State_%s, %s_Event_%s" % \ 1222 (self.ident, trans.state.ident, self.ident, trans.event.ident) 1223 1224 case = self.symtab.codeFormatter() 1225 # Only set next_state if it changes 1226 if trans.state != trans.nextState: 1227 ns_ident = trans.nextState.ident 1228 case('next_state = ${ident}_State_${ns_ident};') 1229 1230 actions = trans.actions 1231 request_types = trans.request_types 1232 1233 # Check for resources 1234 case_sorter = [] 1235 res = trans.resources 1236 for key,val in res.iteritems(): 1237 if key.type.ident != "DNUCAStopTable": 1238 val = ''' 1239if (!%s.areNSlotsAvailable(%s)) 1240 return TransitionResult_ResourceStall; 1241''' % (key.code, val) 1242 case_sorter.append(val) 1243 1244 # Check all of the request_types for resource constraints 1245 for request_type in request_types: 1246 val = ''' 1247if (!checkResourceAvailable(%s_RequestType_%s, addr)) { 1248 return TransitionResult_ResourceStall; 1249} 1250''' % (self.ident, request_type.ident) 1251 case_sorter.append(val) 1252 1253 # Emit the code sequences in a sorted order. This makes the 1254 # output deterministic (without this the output order can vary 1255 # since Map's keys() on a vector of pointers is not deterministic 1256 for c in sorted(case_sorter): 1257 case("$c") 1258 1259 # Record access types for this transition 1260 for request_type in request_types: 1261 case('recordRequestType(${ident}_RequestType_${{request_type.ident}}, addr);') 1262 1263 # Figure out if we stall 1264 stall = False 1265 for action in actions: 1266 if action.ident == "z_stall": 1267 stall = True 1268 break 1269 1270 if stall: 1271 case('return TransitionResult_ProtocolStall;') 1272 else: 1273 if self.TBEType != None and self.EntryType != None: 1274 for action in actions: 1275 case('${{action.ident}}(m_tbe_ptr, m_cache_entry_ptr, addr);') 1276 elif self.TBEType != None: 1277 for action in actions: 1278 case('${{action.ident}}(m_tbe_ptr, addr);') 1279 elif self.EntryType != None: 1280 for action in actions: 1281 case('${{action.ident}}(m_cache_entry_ptr, addr);') 1282 else: 1283 for action in actions: 1284 case('${{action.ident}}(addr);') 1285 case('return TransitionResult_Valid;') 1286 1287 case = str(case) 1288 1289 # Look to see if this transition code is unique. 1290 if case not in cases: 1291 cases[case] = [] 1292 1293 cases[case].append(case_string) 1294 1295 # Walk through all of the unique code blocks and spit out the 1296 # corresponding case statement elements 1297 for case,transitions in cases.iteritems(): 1298 # Iterative over all the multiple transitions that share 1299 # the same code 1300 for trans in transitions: 1301 code(' case HASH_FUN($trans):') 1302 code(' $case') 1303 1304 code(''' 1305 default: 1306 fatal("Invalid transition\\n" 1307 "%s time: %d addr: %s event: %s state: %s\\n", 1308 name(), g_system_ptr->getTime(), addr, event, state); 1309 } 1310 return TransitionResult_Valid; 1311} 1312''') 1313 code.write(path, "%s_Transitions.cc" % self.ident) 1314 1315 def printProfileDumperHH(self, path): 1316 code = self.symtab.codeFormatter() 1317 ident = self.ident 1318 1319 code(''' 1320// Auto generated C++ code started by $__file__:$__line__ 1321// ${ident}: ${{self.short}} 1322 1323#ifndef __${ident}_PROFILE_DUMPER_HH__ 1324#define __${ident}_PROFILE_DUMPER_HH__ 1325 1326#include <cassert> 1327#include <iostream> 1328#include <vector> 1329 1330#include "${ident}_Event.hh" 1331#include "${ident}_Profiler.hh" 1332 1333typedef std::vector<${ident}_Profiler *> ${ident}_profilers; 1334 1335class ${ident}_ProfileDumper 1336{ 1337 public: 1338 ${ident}_ProfileDumper(); 1339 void registerProfiler(${ident}_Profiler* profiler); 1340 void dumpStats(std::ostream& out) const; 1341 1342 private: 1343 ${ident}_profilers m_profilers; 1344}; 1345 1346#endif // __${ident}_PROFILE_DUMPER_HH__ 1347''') 1348 code.write(path, "%s_ProfileDumper.hh" % self.ident) 1349 1350 def printProfileDumperCC(self, path): 1351 code = self.symtab.codeFormatter() 1352 ident = self.ident 1353 1354 code(''' 1355// Auto generated C++ code started by $__file__:$__line__ 1356// ${ident}: ${{self.short}} 1357 1358#include "mem/protocol/${ident}_ProfileDumper.hh" 1359 1360${ident}_ProfileDumper::${ident}_ProfileDumper() 1361{ 1362} 1363 1364void 1365${ident}_ProfileDumper::registerProfiler(${ident}_Profiler* profiler) 1366{ 1367 m_profilers.push_back(profiler); 1368} 1369 1370void 1371${ident}_ProfileDumper::dumpStats(std::ostream& out) const 1372{ 1373 out << " --- ${ident} ---\\n"; 1374 out << " - Event Counts -\\n"; 1375 for (${ident}_Event event = ${ident}_Event_FIRST; 1376 event < ${ident}_Event_NUM; 1377 ++event) { 1378 out << (${ident}_Event) event << " ["; 1379 uint64 total = 0; 1380 for (int i = 0; i < m_profilers.size(); i++) { 1381 out << m_profilers[i]->getEventCount(event) << " "; 1382 total += m_profilers[i]->getEventCount(event); 1383 } 1384 out << "] " << total << "\\n"; 1385 } 1386 out << "\\n"; 1387 out << " - Transitions -\\n"; 1388 for (${ident}_State state = ${ident}_State_FIRST; 1389 state < ${ident}_State_NUM; 1390 ++state) { 1391 for (${ident}_Event event = ${ident}_Event_FIRST; 1392 event < ${ident}_Event_NUM; 1393 ++event) { 1394 if (m_profilers[0]->isPossible(state, event)) { 1395 out << (${ident}_State) state << " " 1396 << (${ident}_Event) event << " ["; 1397 uint64 total = 0; 1398 for (int i = 0; i < m_profilers.size(); i++) { 1399 out << m_profilers[i]->getTransitionCount(state, event) << " "; 1400 total += m_profilers[i]->getTransitionCount(state, event); 1401 } 1402 out << "] " << total << "\\n"; 1403 } 1404 } 1405 out << "\\n"; 1406 } 1407} 1408''') 1409 code.write(path, "%s_ProfileDumper.cc" % self.ident) 1410 1411 def printProfilerHH(self, path): 1412 code = self.symtab.codeFormatter() 1413 ident = self.ident 1414 1415 code(''' 1416// Auto generated C++ code started by $__file__:$__line__ 1417// ${ident}: ${{self.short}} 1418 1419#ifndef __${ident}_PROFILER_HH__ 1420#define __${ident}_PROFILER_HH__ 1421 1422#include <cassert> 1423#include <iostream> 1424 1425#include "mem/protocol/${ident}_Event.hh" 1426#include "mem/protocol/${ident}_State.hh" 1427#include "mem/ruby/common/TypeDefines.hh" 1428 1429class ${ident}_Profiler 1430{ 1431 public: 1432 ${ident}_Profiler(); 1433 void setVersion(int version); 1434 void countTransition(${ident}_State state, ${ident}_Event event); 1435 void possibleTransition(${ident}_State state, ${ident}_Event event); 1436 uint64 getEventCount(${ident}_Event event); 1437 bool isPossible(${ident}_State state, ${ident}_Event event); 1438 uint64 getTransitionCount(${ident}_State state, ${ident}_Event event); 1439 void clearStats(); 1440 1441 private: 1442 int m_counters[${ident}_State_NUM][${ident}_Event_NUM]; 1443 int m_event_counters[${ident}_Event_NUM]; 1444 bool m_possible[${ident}_State_NUM][${ident}_Event_NUM]; 1445 int m_version; 1446}; 1447 1448#endif // __${ident}_PROFILER_HH__ 1449''') 1450 code.write(path, "%s_Profiler.hh" % self.ident) 1451 1452 def printProfilerCC(self, path): 1453 code = self.symtab.codeFormatter() 1454 ident = self.ident 1455 1456 code(''' 1457// Auto generated C++ code started by $__file__:$__line__ 1458// ${ident}: ${{self.short}} 1459 1460#include <cassert> 1461 1462#include "mem/protocol/${ident}_Profiler.hh" 1463 1464${ident}_Profiler::${ident}_Profiler() 1465{ 1466 for (int state = 0; state < ${ident}_State_NUM; state++) { 1467 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1468 m_possible[state][event] = false; 1469 m_counters[state][event] = 0; 1470 } 1471 } 1472 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1473 m_event_counters[event] = 0; 1474 } 1475} 1476 1477void 1478${ident}_Profiler::setVersion(int version) 1479{ 1480 m_version = version; 1481} 1482 1483void 1484${ident}_Profiler::clearStats() 1485{ 1486 for (int state = 0; state < ${ident}_State_NUM; state++) { 1487 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1488 m_counters[state][event] = 0; 1489 } 1490 } 1491 1492 for (int event = 0; event < ${ident}_Event_NUM; event++) { 1493 m_event_counters[event] = 0; 1494 } 1495} 1496void 1497${ident}_Profiler::countTransition(${ident}_State state, ${ident}_Event event) 1498{ 1499 assert(m_possible[state][event]); 1500 m_counters[state][event]++; 1501 m_event_counters[event]++; 1502} 1503void 1504${ident}_Profiler::possibleTransition(${ident}_State state, 1505 ${ident}_Event event) 1506{ 1507 m_possible[state][event] = true; 1508} 1509 1510uint64 1511${ident}_Profiler::getEventCount(${ident}_Event event) 1512{ 1513 return m_event_counters[event]; 1514} 1515 1516bool 1517${ident}_Profiler::isPossible(${ident}_State state, ${ident}_Event event) 1518{ 1519 return m_possible[state][event]; 1520} 1521 1522uint64 1523${ident}_Profiler::getTransitionCount(${ident}_State state, 1524 ${ident}_Event event) 1525{ 1526 return m_counters[state][event]; 1527} 1528 1529''') 1530 code.write(path, "%s_Profiler.cc" % self.ident) 1531 1532 # ************************** 1533 # ******* HTML Files ******* 1534 # ************************** 1535 def frameRef(self, click_href, click_target, over_href, over_num, text): 1536 code = self.symtab.codeFormatter(fix_newlines=False) 1537 code("""<A href=\"$click_href\" target=\"$click_target\" onmouseover=\" 1538 if (parent.frames[$over_num].location != parent.location + '$over_href') { 1539 parent.frames[$over_num].location='$over_href' 1540 }\"> 1541 ${{html.formatShorthand(text)}} 1542 </A>""") 1543 return str(code) 1544 1545 def writeHTMLFiles(self, path): 1546 # Create table with no row hilighted 1547 self.printHTMLTransitions(path, None) 1548 1549 # Generate transition tables 1550 for state in self.states.itervalues(): 1551 self.printHTMLTransitions(path, state) 1552 1553 # Generate action descriptions 1554 for action in self.actions.itervalues(): 1555 name = "%s_action_%s.html" % (self.ident, action.ident) 1556 code = html.createSymbol(action, "Action") 1557 code.write(path, name) 1558 1559 # Generate state descriptions 1560 for state in self.states.itervalues(): 1561 name = "%s_State_%s.html" % (self.ident, state.ident) 1562 code = html.createSymbol(state, "State") 1563 code.write(path, name) 1564 1565 # Generate event descriptions 1566 for event in self.events.itervalues(): 1567 name = "%s_Event_%s.html" % (self.ident, event.ident) 1568 code = html.createSymbol(event, "Event") 1569 code.write(path, name) 1570 1571 def printHTMLTransitions(self, path, active_state): 1572 code = self.symtab.codeFormatter() 1573 1574 code(''' 1575<HTML> 1576<BODY link="blue" vlink="blue"> 1577 1578<H1 align="center">${{html.formatShorthand(self.short)}}: 1579''') 1580 code.indent() 1581 for i,machine in enumerate(self.symtab.getAllType(StateMachine)): 1582 mid = machine.ident 1583 if i != 0: 1584 extra = " - " 1585 else: 1586 extra = "" 1587 if machine == self: 1588 code('$extra$mid') 1589 else: 1590 code('$extra<A target="Table" href="${mid}_table.html">$mid</A>') 1591 code.dedent() 1592 1593 code(""" 1594</H1> 1595 1596<TABLE border=1> 1597<TR> 1598 <TH> </TH> 1599""") 1600 1601 for event in self.events.itervalues(): 1602 href = "%s_Event_%s.html" % (self.ident, event.ident) 1603 ref = self.frameRef(href, "Status", href, "1", event.short) 1604 code('<TH bgcolor=white>$ref</TH>') 1605 1606 code('</TR>') 1607 # -- Body of table 1608 for state in self.states.itervalues(): 1609 # -- Each row 1610 if state == active_state: 1611 color = "yellow" 1612 else: 1613 color = "white" 1614 1615 click = "%s_table_%s.html" % (self.ident, state.ident) 1616 over = "%s_State_%s.html" % (self.ident, state.ident) 1617 text = html.formatShorthand(state.short) 1618 ref = self.frameRef(click, "Table", over, "1", state.short) 1619 code(''' 1620<TR> 1621 <TH bgcolor=$color>$ref</TH> 1622''') 1623 1624 # -- One column for each event 1625 for event in self.events.itervalues(): 1626 trans = self.table.get((state,event), None) 1627 if trans is None: 1628 # This is the no transition case 1629 if state == active_state: 1630 color = "#C0C000" 1631 else: 1632 color = "lightgrey" 1633 1634 code('<TD bgcolor=$color> </TD>') 1635 continue 1636 1637 next = trans.nextState 1638 stall_action = False 1639 1640 # -- Get the actions 1641 for action in trans.actions: 1642 if action.ident == "z_stall" or \ 1643 action.ident == "zz_recycleMandatoryQueue": 1644 stall_action = True 1645 1646 # -- Print out "actions/next-state" 1647 if stall_action: 1648 if state == active_state: 1649 color = "#C0C000" 1650 else: 1651 color = "lightgrey" 1652 1653 elif active_state and next.ident == active_state.ident: 1654 color = "aqua" 1655 elif state == active_state: 1656 color = "yellow" 1657 else: 1658 color = "white" 1659 1660 code('<TD bgcolor=$color>') 1661 for action in trans.actions: 1662 href = "%s_action_%s.html" % (self.ident, action.ident) 1663 ref = self.frameRef(href, "Status", href, "1", 1664 action.short) 1665 code(' $ref') 1666 if next != state: 1667 if trans.actions: 1668 code('/') 1669 click = "%s_table_%s.html" % (self.ident, next.ident) 1670 over = "%s_State_%s.html" % (self.ident, next.ident) 1671 ref = self.frameRef(click, "Table", over, "1", next.short) 1672 code("$ref") 1673 code("</TD>") 1674 1675 # -- Each row 1676 if state == active_state: 1677 color = "yellow" 1678 else: 1679 color = "white" 1680 1681 click = "%s_table_%s.html" % (self.ident, state.ident) 1682 over = "%s_State_%s.html" % (self.ident, state.ident) 1683 ref = self.frameRef(click, "Table", over, "1", state.short) 1684 code(''' 1685 <TH bgcolor=$color>$ref</TH> 1686</TR> 1687''') 1688 code(''' 1689<!- Column footer-> 1690<TR> 1691 <TH> </TH> 1692''') 1693 1694 for event in self.events.itervalues(): 1695 href = "%s_Event_%s.html" % (self.ident, event.ident) 1696 ref = self.frameRef(href, "Status", href, "1", event.short) 1697 code('<TH bgcolor=white>$ref</TH>') 1698 code(''' 1699</TR> 1700</TABLE> 1701</BODY></HTML> 1702''') 1703 1704 1705 if active_state: 1706 name = "%s_table_%s.html" % (self.ident, active_state.ident) 1707 else: 1708 name = "%s_table.html" % self.ident 1709 code.write(path, name) 1710 1711__all__ = [ "StateMachine" ]
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