Use module constants in richards.ts

This commit is contained in:
Andrew Morris
2023-06-23 16:11:22 +10:00
parent 50369d18f3
commit fb7f925bfb
2 changed files with 96 additions and 82 deletions

View File

@@ -39,37 +39,48 @@
// new Benchmark("Richards", true, false, 8200, runRichards),
// ]);
const ID_IDLE = 0;
const ID_WORKER = 1;
const ID_HANDLER_A = 2;
const ID_HANDLER_B = 3;
const ID_DEVICE_A = 4;
const ID_DEVICE_B = 5;
// const NUMBER_OF_IDS = 6;
const KIND_DEVICE = 0;
const KIND_WORK = 1;
/**
* The Richards benchmark simulates the task dispatcher of an
* operating system.
*/
export default function runRichards() {
var scheduler = new Scheduler();
scheduler.addIdleTask(0, /* ID_IDLE */ 0, null, 1000 /* COUNT */);
scheduler.addIdleTask(0, ID_IDLE, null, COUNT);
var queue = new Packet(null, 1, /* ID_WORKER */ 1 /* KIND_WORK */);
queue = new Packet(queue, 1, /* ID_WORKER */ 1 /* KIND_WORK */);
scheduler.addWorkerTask(1, /* ID_WORKER */ 1000, queue);
var queue = new Packet(null, ID_WORKER, KIND_WORK);
queue = new Packet(queue, ID_WORKER, KIND_WORK);
scheduler.addWorkerTask(ID_WORKER, 1000, queue);
queue = new Packet(null, 4, /* ID_DEVICE_A */ 0 /* KIND_DEVICE */);
queue = new Packet(queue, 4, /* ID_DEVICE_A */ 0 /* KIND_DEVICE */);
queue = new Packet(queue, 4, /* ID_DEVICE_A */ 0 /* KIND_DEVICE */);
scheduler.addHandlerTask(2, /* ID_HANDLER_A */ 2000, queue);
queue = new Packet(null, ID_DEVICE_A, KIND_DEVICE);
queue = new Packet(queue, ID_DEVICE_A, KIND_DEVICE);
queue = new Packet(queue, ID_DEVICE_A, KIND_DEVICE);
scheduler.addHandlerTask(ID_HANDLER_A, 2000, queue);
queue = new Packet(null, 5, /* ID_DEVICE_B */ 0 /* KIND_DEVICE */);
queue = new Packet(queue, 5, /* ID_DEVICE_B */ 0 /* KIND_DEVICE */);
queue = new Packet(queue, 5, /* ID_DEVICE_B */ 0 /* KIND_DEVICE */);
scheduler.addHandlerTask(3, /* ID_HANDLER_B */ 3000, queue);
queue = new Packet(null, ID_DEVICE_B, KIND_DEVICE);
queue = new Packet(queue, ID_DEVICE_B, KIND_DEVICE);
queue = new Packet(queue, ID_DEVICE_B, KIND_DEVICE);
scheduler.addHandlerTask(ID_HANDLER_B, 3000, queue);
scheduler.addDeviceTask(4, /* ID_DEVICE_A */ 4000, null);
scheduler.addDeviceTask(ID_DEVICE_A, 4000, null);
scheduler.addDeviceTask(5, /* ID_DEVICE_B */ 5000, null);
scheduler.addDeviceTask(ID_DEVICE_B, 5000, null);
scheduler.schedule();
if (
scheduler.queueCount != 2322 /* EXPECTED_QUEUE_COUNT */ ||
scheduler.holdCount != 928 /* EXPECTED_HOLD_COUNT */
scheduler.queueCount != EXPECTED_QUEUE_COUNT ||
scheduler.holdCount != EXPECTED_HOLD_COUNT
) {
var msg = "Error during execution: queueCount = " + scheduler.queueCount +
", holdCount = " + scheduler.holdCount + ".";
@@ -77,7 +88,7 @@ export default function runRichards() {
}
}
// var COUNT = 1000;
const COUNT = 1000;
/**
* These two constants specify how many times a packet is queued and
@@ -86,8 +97,8 @@ export default function runRichards() {
* correct run so if the actual queue or hold count is different from
* the expected there must be a bug in the implementation.
*/
// var EXPECTED_QUEUE_COUNT = 2322;
// var EXPECTED_HOLD_COUNT = 928;
const EXPECTED_QUEUE_COUNT = 2322;
const EXPECTED_HOLD_COUNT = 928;
type SCHEDULER_RELEASE = 0;
type SCHEDULER_HOLD_CURRENT = 1;
@@ -111,23 +122,12 @@ class Scheduler {
tcbStore: Record<number, TaskControlBlock> = {};
// new Array(6 /* NUMBER_OF_IDS */);
// new Array(NUMBER_OF_IDS);
blocks: (number | null)[] = [null, null, null, null, null, null];
list: number | null = null;
currentId: number | null = null;
// var ID_IDLE = 0;
// var ID_WORKER = 1;
// var ID_HANDLER_A = 2;
// var ID_HANDLER_B = 3;
// var ID_DEVICE_A = 4;
// var ID_DEVICE_B = 5;
// var NUMBER_OF_IDS = 6;
// var KIND_DEVICE = 0;
// var KIND_WORK = 1;
/**
* Add an idle task to this scheduler.
* @param {int} id the identity of the task
@@ -155,7 +155,7 @@ class Scheduler {
id,
priority,
queue,
new WorkerTask(2, /* ID_HANDLER_A */ 0),
new WorkerTask(ID_HANDLER_A, 0),
);
}
@@ -306,6 +306,30 @@ class Scheduler {
}
}
/**
* The task is running and is currently scheduled.
*/
const STATE_RUNNING = 0;
/**
* The task has packets left to process.
*/
const STATE_RUNNABLE = 1;
/**
* The task is not currently running. The task is not blocked as such and may
* be started by the scheduler.
*/
const STATE_SUSPENDED = 2;
/**
* The task is blocked and cannot be run until it is explicitly released.
*/
const STATE_HELD = 4;
const STATE_SUSPENDED_RUNNABLE = 3 /* STATE_SUSPENDED | STATE_RUNNABLE */;
// const STATE_NOT_HELD = ~STATE_HELD /* Equal: [-5, ~4, STATE_NOT_HELD] */;
/**
* A task control block manages a task and the queue of work packages associated
* with it.
@@ -340,59 +364,35 @@ class TaskControlBlock {
this.task = task;
if (queue == null) {
this.state = 2 /* STATE_SUSPENDED */;
this.state = STATE_SUSPENDED;
} else {
this.state = 3 /* STATE_SUSPENDED_RUNNABLE */;
this.state = STATE_SUSPENDED_RUNNABLE;
}
}
/**
* The task is running and is currently scheduled.
*/
// var STATE_RUNNING = 0;
/**
* The task has packets left to process.
*/
// var STATE_RUNNABLE = 1;
/**
* The task is not currently running. The task is not blocked as such and may
* be started by the scheduler.
*/
// var STATE_SUSPENDED = 2;
/**
* The task is blocked and cannot be run until it is explicitly released.
*/
// var STATE_HELD = 4;
// var STATE_SUSPENDED_RUNNABLE = 2 /* STATE_SUSPENDED */ | 1 /* STATE_RUNNABLE */;
// var STATE_NOT_HELD = ~4 /* STATE_HELD */;
setRunning() {
this.state = 0 /* STATE_RUNNING */;
this.state = STATE_RUNNING;
}
markAsNotHeld() {
this.state = this.state & (-5) /* STATE_NOT_HELD */;
this.state = this.state & (~STATE_HELD) /* STATE_NOT_HELD */;
}
markAsHeld() {
this.state = this.state | 4 /* STATE_HELD */;
this.state = this.state | STATE_HELD;
}
isHeldOrSuspended() {
return (this.state & 4 /* STATE_HELD */) != 0 ||
(this.state == 2 /* STATE_SUSPENDED */);
return (this.state & STATE_HELD) != 0 ||
(this.state == STATE_SUSPENDED);
}
markAsSuspended() {
this.state = this.state | 2 /* STATE_SUSPENDED */;
this.state = this.state | STATE_SUSPENDED;
}
markAsRunnable() {
this.state = this.state | 1 /* STATE_RUNNABLE */;
this.state = this.state | STATE_RUNNABLE;
}
/**
@@ -400,13 +400,13 @@ class TaskControlBlock {
*/
run() {
var packet;
if (this.state == 3 /* STATE_SUSPENDED_RUNNABLE */) {
if (this.state == STATE_SUSPENDED_RUNNABLE) {
packet = this.queue;
this.queue = packet!.link;
if (this.queue == null) {
this.state = 0 /* STATE_RUNNING */;
this.state = STATE_RUNNING;
} else {
this.state = 1 /* STATE_RUNNABLE */;
this.state = STATE_RUNNABLE;
}
} else {
packet = null;
@@ -462,10 +462,10 @@ class IdleTask implements Task {
if (this.count == 0) return Scheduler.holdCurrent();
if ((this.v1 & 1) == 0) {
this.v1 = this.v1 >> 1;
return Scheduler.release(4 /* ID_DEVICE_A */);
return Scheduler.release(ID_DEVICE_A);
} else {
this.v1 = (this.v1 >> 1) ^ 0xD008;
return Scheduler.release(5 /* ID_DEVICE_B */);
return Scheduler.release(ID_DEVICE_B);
}
}
@@ -526,14 +526,14 @@ class WorkerTask implements Task {
if (packet == null) {
return Scheduler.suspendCurrent();
} else {
if (this.v1 == 2 /* ID_HANDLER_A */) {
this.v1 = 3 /* ID_HANDLER_B */;
if (this.v1 == ID_HANDLER_A) {
this.v1 = ID_HANDLER_B;
} else {
this.v1 = 2 /* ID_HANDLER_A */;
this.v1 = ID_HANDLER_A;
}
packet.id = this.v1;
packet.a1 = 0;
for (var i = 0; i < 4 /* DATA_SIZE */; i++) {
for (var i = 0; i < DATA_SIZE; i++) {
this.v2++;
if (this.v2 > 26) this.v2 = 1;
packet.a2[i] = this.v2;
@@ -564,7 +564,7 @@ class HandlerTask {
run(packet: Packet | null) {
if (packet != null) {
if (packet.kind == 1 /* KIND_WORK */) {
if (packet.kind == KIND_WORK) {
this.v1 = packet.addTo(this.v1);
} else {
this.v2 = packet.addTo(this.v2);
@@ -573,7 +573,7 @@ class HandlerTask {
if (this.v1 != null) {
var count = this.v1.a1;
var v;
if (count < 4 /* DATA_SIZE */) {
if (count < DATA_SIZE) {
if (this.v2 != null) {
v = this.v2;
this.v2 = this.v2.link;
@@ -595,12 +595,12 @@ class HandlerTask {
}
}
const DATA_SIZE = 4;
/* --- *
* P a c k e t
* --- */
class Packet {
// var DATA_SIZE = 4;
/**
* A simple package of data that is manipulated by the tasks. The exact layout
* of the payload data carried by a packet is not importaint, and neither is the
@@ -625,7 +625,7 @@ class Packet {
this.id = id;
this.kind = kind;
this.a1 = 0;
this.a2 = [null, null, null, null]; // new Array(4 /* DATA_SIZE */);
this.a2 = [null, null, null, null]; // new Array(DATA_SIZE);
}
/**

View File

@@ -473,11 +473,25 @@ fn shake_tree(module: &mut Module) {
let mut new_definitions = Vec::<Definition>::new();
for pointer in pointers_to_include {
let defn = take(new_definitions_map.get_mut(&pointer).unwrap());
for pointer in &pointers_to_include {
let defn = new_definitions_map.get_mut(pointer).unwrap();
if let DefinitionContent::Value(_) = defn.content {
// Exclude values on the first pass. TODO: Proper depth-first search (+reverse) to ensure
// correct ordering.
continue;
}
if defn.pointer.name != "" {
new_definitions.push(defn);
new_definitions.push(take(defn));
}
}
for pointer in pointers_to_include {
let defn = new_definitions_map.get_mut(&pointer).unwrap();
if defn.pointer.name != "" {
new_definitions.push(take(defn));
}
}