/usr/share/gnu-smalltalk/examples/Richards.st is in gnu-smalltalk-common 3.2.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 | "======================================================================
|
| The Richards Benchmark in Smalltalk
|
|
======================================================================"
"======================================================================
|
| Copyright 2000 Free Software Foundation, Inc.
|
| This file is part of GNU Smalltalk.
|
| GNU Smalltalk is free software; you can redistribute it and/or modify it
| under the terms of the GNU General Public License as published by the Free
| Software Foundation; either version 2, or (at your option) any later version.
|
| GNU Smalltalk is distributed in the hope that it will be useful, but WITHOUT
| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
| FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
| details.
|
| You should have received a copy of the GNU General Public License along with
| GNU Smalltalk; see the file COPYING. If not, write to the Free Software
| Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
======================================================================"
Object subclass: #RBObject
instanceVariableNames: ''
classVariableNames: 'DeviceA DeviceB DevicePacketKind HandlerA HandlerB Idler Worker WorkPacketKind '
poolDictionaries: ''
category: 'Examples-Richards'!
RBObject subclass: #Packet
instanceVariableNames: 'link identity kind datum data '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
RBObject subclass: #RichardsBenchmark
instanceVariableNames: 'taskList currentTask currentTaskIdentity taskTable tracing layout queuePacketCount holdCount '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
RBObject subclass: #TaskState
instanceVariableNames: 'packetPendingIV taskWaiting taskHolding '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
RBObject subclass: #DeviceTaskDataRecord
instanceVariableNames: 'pending '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
RBObject subclass: #HandlerTaskDataRecord
instanceVariableNames: 'workIn deviceIn '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
RBObject subclass: #WorkerTaskDataRecord
instanceVariableNames: 'destination count '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
TaskState subclass: #TaskControlBlock
instanceVariableNames: 'link identity priority input state function handle '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
RBObject subclass: #IdleTaskDataRecord
instanceVariableNames: 'control count '
classVariableNames: ''
poolDictionaries: ''
category: 'Examples-Richards'!
!RBObject methodsFor: 'utilities'!
append: packet head: queueHead
| mouse link |
packet link: nil.
queueHead isNil ifTrue: [^packet].
mouse := queueHead.
[(link := mouse link) isNil]
whileFalse: [mouse := link].
mouse link: packet.
^queueHead! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
RBObject class
instanceVariableNames: ''!
!RBObject class methodsFor: 'initialize'!
initialize
"RBObject initialize"
DeviceA := 5.
DeviceB := 6.
DevicePacketKind := 1.
HandlerA := 3.
HandlerB := 4.
Idler := 1.
Worker := 2.
WorkPacketKind := 2! !
RBObject initialize!
!Packet methodsFor: 'initialize'!
link: aLink identity: anIdentity kind: aKind
link := aLink.
identity := anIdentity.
kind := aKind.
datum := 1.
data := ByteArray new: 4! !
!Packet methodsFor: 'accessing'!
data
^data!
datum
^datum!
datum: someData
datum := someData!
identity
^identity!
identity: anIdentity
identity := anIdentity!
kind
^kind!
link
^link!
link: aWorkQueue
link := aWorkQueue! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
Packet class
instanceVariableNames: ''!
!Packet class methodsFor: 'instance creation'!
create: link identity: identity kind: kind
^super new
link: link
identity: identity
kind: kind! !
!RichardsBenchmark methodsFor: 'creation'!
createDevice: identity priority: priority work: work state: state
| data |
data := DeviceTaskDataRecord create.
self
createTask: identity
priority: priority
work: work
state: state
function:
[:work :word | | data functionWork |
data := word.
functionWork := work.
functionWork isNil
ifTrue:
[(functionWork := data pending) isNil
ifTrue: [self wait]
ifFalse:
[data pending: nil.
self queuePacket: functionWork]]
ifFalse:
[data pending: functionWork.
tracing
ifTrue:
[self trace: functionWork datum].
self holdSelf]]
data: data!
createHandler: identity priority: priority work: work state: state
| data |
data := HandlerTaskDataRecord create.
self
createTask: identity
priority: priority
work: work
state: state
function:
[:work :word | | data workPacket count devicePacket |
data := word.
work isNil
ifFalse: [WorkPacketKind == work kind
ifTrue: [data workInAdd: work]
ifFalse: [data deviceInAdd: work]].
(workPacket := data workIn) isNil
ifTrue: [self wait]
ifFalse:
[count := workPacket datum.
count > 4
ifTrue:
[data workIn: workPacket link.
self queuePacket: workPacket]
ifFalse:
[(devicePacket := data deviceIn) isNil
ifTrue: [self wait]
ifFalse:
[data deviceIn: devicePacket link.
devicePacket datum: (workPacket data at: count).
workPacket datum: count + 1.
self queuePacket: devicePacket]]]]
data: data!
createIdler: identity priority: priority work: work state: state
| data |
data := IdleTaskDataRecord create.
self
createTask: identity
priority: priority
work: work
state: state
function:
[:work :word | | data |
data := word.
data count: data count - 1.
0 = data count
ifTrue: [self holdSelf]
ifFalse:
[0 = (data control bitAnd: 1)
ifTrue:
[data control: data control // 2.
self release: DeviceA]
ifFalse:
[data control: (data control // 2 bitXor: 53256).
self release: DeviceB]]]
data: data!
createPacket: link identity: identity kind: kind
^Packet
create: link
identity: identity
kind: kind!
createTask: identity priority: priority work: work state: state function: aBlock data: data
| t |
t := TaskControlBlock
link: taskList
create: identity
priority: priority
initialWorkQueue: work
initialState: state
function: aBlock
privateData: data.
taskList := t.
taskTable at: identity put: t!
createWorker: identity priority: priority work: work state: state
| data |
data := WorkerTaskDataRecord create.
self
createTask: identity
priority: priority
work: work
state: state
function:
[:work :word | | data |
data := word.
work isNil
ifTrue: [self wait]
ifFalse:
[data destination: (HandlerA = data destination
ifTrue: [HandlerB]
ifFalse: [HandlerA]).
work identity: data destination.
work datum: 1.
1 to: 4 do:
[:i |
data count: data count + 1.
data count > 26 ifTrue: [data count: 1].
work data at: i put: $A asInteger + data count - 1].
self queuePacket: work]]
data: data! !
!RichardsBenchmark methodsFor: 'private'!
findTask: identity
| t |
t := taskTable at: identity.
t isNil ifTrue: [self error: 'findTask failed'].
^t!
holdSelf
holdCount := holdCount + 1.
currentTask taskHolding: true.
^currentTask link!
initScheduler
queuePacketCount := holdCount := 0.
taskTable := Array new: 6.
taskList := nil!
initTrace: trace
tracing := trace.
layout := 0!
queuePacket: packet
| t |
t := self findTask: packet identity.
t isNil ifTrue: [^nil].
queuePacketCount := queuePacketCount + 1.
packet link: nil.
packet identity: currentTaskIdentity.
^t addInput: packet checkPriority: currentTask!
release: identity
| t |
t := self findTask: identity.
t isNil ifTrue: [^nil].
t taskHolding: false.
t priority > currentTask priority
ifTrue: [^t]
ifFalse: [^currentTask]!
trace: id
layout := layout - 1.
0 >= layout
ifTrue:
[Transcript cr.
layout := 50].
Transcript show: id printString!
wait
currentTask taskWaiting: true.
^currentTask! !
!RichardsBenchmark methodsFor: 'scheduling'!
schedule
currentTask := taskList.
[currentTask isNil]
whileFalse:
[currentTask isTaskHoldingOrWaiting
ifTrue: [currentTask := currentTask link]
ifFalse:
[currentTaskIdentity := currentTask identity.
tracing ifTrue: [self trace: currentTaskIdentity].
currentTask := currentTask runTask]]! !
!RichardsBenchmark methodsFor: 'initialize'!
start
^self start: false
!
start: trace
| workQ mark1 mark2 mark3 mark4 |
self initTrace: trace; initScheduler.
mark1 := Time millisecondClockValue.
tracing ifTrue: [Transcript show: 'Bench mark starting'; cr].
self
createIdler: Idler
priority: 0
work: nil
state: TaskState running.
workQ := self
createPacket: nil
identity: Worker
kind: WorkPacketKind.
workQ := self
createPacket: workQ
identity: Worker
kind: WorkPacketKind.
self
createWorker: Worker
priority: 1000
work: workQ
state: TaskState waitingWithPacket.
workQ := self
createPacket: nil
identity: DeviceA
kind: DevicePacketKind.
workQ := self
createPacket: workQ
identity: DeviceA
kind: DevicePacketKind.
workQ := self
createPacket: workQ
identity: DeviceA
kind: DevicePacketKind.
self
createHandler: HandlerA
priority: 2000
work: workQ
state: TaskState waitingWithPacket.
workQ := self
createPacket: nil
identity: DeviceB
kind: DevicePacketKind.
workQ := self
createPacket: workQ
identity: DeviceB
kind: DevicePacketKind.
workQ := self
createPacket: workQ
identity: DeviceB
kind: DevicePacketKind.
self
createHandler: HandlerB
priority: 3000
work: workQ
state: TaskState waitingWithPacket.
self
createDevice: DeviceA
priority: 4000
work: nil
state: TaskState waiting.
self
createDevice: DeviceB
priority: 5000
work: nil
state: TaskState waiting.
tracing ifTrue: [Transcript show: 'Starting'; cr].
mark2 := Time millisecondClockValue.
self schedule.
mark3 := Time millisecondClockValue.
tracing
ifTrue:
[Transcript show: 'Finished'; cr.
Transcript show: 'QueuePacket count = ' ;
show: queuePacketCount printString;
show: ' HoldCount = ';
show: holdCount printString;
cr.
Transcript cr; show: 'End of run'; cr].
queuePacketCount = 23246 & (holdCount = 9297) ifFalse: [self error: 'wrong result'].
mark4 := Time millisecondClockValue.
tracing
ifTrue:
[Transcript show: '***Scheduler time = ';
show: (mark3 - mark2) printString;
show: ' Total time = ';
show: (mark4 - mark1) printString;
cr].
^mark3 - mark2! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
RichardsBenchmark class
instanceVariableNames: ''!
!RichardsBenchmark class methodsFor: 'instance creation'!
report: string times: count run: aBlock
"Report the time required to execute the given block."
| time |
time := 0.
count timesRepeat: [ time := time + aBlock value ].
Transcript show: string, ' ', (time // count) printString, ' milliseconds'; cr.!
standardBenchmark
"This the combined benchmark."
"Planner standardBenchmark"
self report: 'Richards simulations' times: 100 run: [ self start ]!
start: trace
"RichardsBenchmark start: true"
^self new start: trace!
start
"RichardsBenchmark start"
^self new start! !
!TaskState methodsFor: 'initialize'!
packetPending
packetPendingIV := true.
taskWaiting := false.
taskHolding := false!
running
packetPendingIV := taskWaiting := taskHolding := false!
waiting
packetPendingIV := taskHolding := false.
taskWaiting := true!
waitingWithPacket
taskHolding := false.
taskWaiting := packetPendingIV := true! !
!TaskState methodsFor: 'accessing'!
isPacketPending
^packetPendingIV!
isTaskHolding
^taskHolding!
isTaskWaiting
^taskWaiting!
taskHolding: aBoolean
taskHolding := aBoolean!
taskWaiting: aBoolean
taskWaiting := aBoolean! !
!TaskState methodsFor: 'testing'!
isRunning
^packetPendingIV not and: [taskWaiting not and: [taskHolding not]]!
isTaskHoldingOrWaiting
^taskHolding or: [packetPendingIV not and: [taskWaiting]]!
isWaiting
^packetPendingIV not and: [taskWaiting and: [taskHolding not]]!
isWaitingWithPacket
^packetPendingIV and: [taskWaiting and: [taskHolding not]]! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
TaskState class
instanceVariableNames: ''!
!TaskState class methodsFor: 'instance creation'!
packetPending
^super new packetPending!
running
^super new running!
waiting
^super new waiting!
waitingWithPacket
^super new waitingWithPacket! !
!DeviceTaskDataRecord methodsFor: 'initialize'!
create
pending := nil! !
!DeviceTaskDataRecord methodsFor: 'accessing'!
pending
^pending!
pending: packet
pending := packet! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
DeviceTaskDataRecord class
instanceVariableNames: ''!
!DeviceTaskDataRecord class methodsFor: 'instance creation'!
create
^super new create! !
!HandlerTaskDataRecord methodsFor: 'initialize'!
create
workIn := deviceIn := nil! !
!HandlerTaskDataRecord methodsFor: 'accessing'!
deviceIn
^deviceIn!
deviceIn: aPacket
deviceIn := aPacket!
deviceInAdd: packet
deviceIn := self append: packet head: deviceIn!
workIn
^workIn!
workIn: aWorkQueue
workIn := aWorkQueue!
workInAdd: packet
workIn := self append: packet head: workIn! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
HandlerTaskDataRecord class
instanceVariableNames: ''!
!HandlerTaskDataRecord class methodsFor: 'instance creation'!
create
^super new create! !
!WorkerTaskDataRecord methodsFor: 'initialize'!
create
destination := HandlerA.
count := 0! !
!WorkerTaskDataRecord methodsFor: 'accessing'!
count
^count!
count: aCount
count := aCount!
destination
^destination!
destination: aHandler
destination := aHandler! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
WorkerTaskDataRecord class
instanceVariableNames: ''!
!WorkerTaskDataRecord class methodsFor: 'instance creation'!
create
^super new create! !
!TaskControlBlock methodsFor: 'initialize'!
link: aLink identity: anIdentity priority: aPriority initialWorkQueue: anInitialWorkQueue initialState: anInitialState function: aBlock privateData: aPrivateData
link := aLink.
identity := anIdentity.
priority := aPriority.
input := anInitialWorkQueue.
packetPendingIV := anInitialState isPacketPending.
taskWaiting := anInitialState isTaskWaiting.
taskHolding := anInitialState isTaskHolding.
function := aBlock.
handle := aPrivateData! !
!TaskControlBlock methodsFor: 'accessing'!
identity
^identity!
link
^link!
priority
^priority! !
!TaskControlBlock methodsFor: 'scheduling'!
addInput: packet checkPriority: oldTask
input isNil
ifTrue:
[input := packet.
packetPendingIV := true.
priority > oldTask priority ifTrue: [^self]]
ifFalse:
[input := self append: packet head: input].
^oldTask!
runTask
| message |
self isWaitingWithPacket
ifTrue:
[message := input.
input := message link.
input isNil
ifTrue: [self running]
ifFalse: [self packetPending]]
ifFalse: [message := nil].
^function value: message value: handle! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
TaskControlBlock class
instanceVariableNames: ''!
!TaskControlBlock class methodsFor: 'instance creation'!
link: link create: identity priority: priority initialWorkQueue: initialWorkQueue initialState: initialState function: aBlock privateData: privateData
^super new
link: link
identity: identity
priority: priority
initialWorkQueue: initialWorkQueue
initialState: initialState
function: aBlock
privateData: privateData! !
!IdleTaskDataRecord methodsFor: 'initialize'!
create
control := 1.
count := 10000! !
!IdleTaskDataRecord methodsFor: 'accessing'!
control
^control!
control: aNumber
control := aNumber!
count
^count!
count: aCount
count := aCount! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
IdleTaskDataRecord class
instanceVariableNames: ''!
!IdleTaskDataRecord class methodsFor: 'instance creation'!
create
^super new create! !
|