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use gc interface directly, document

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dcode
2019-03-26 23:35:08 +01:00
parent 7c0dc66849
commit 3146f8f9e0
95 changed files with 17360 additions and 13504 deletions
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37
std/assembly/set.ts
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@ -1,4 +1,5 @@
import { RETAIN, RELEASE } from "./runtime";
/// <reference path="./collector/index.d.ts" />
import { HASH } from "./util/hash";
// A deterministic hash set based on CloseTable from https://github.com/jorendorff/dht
@ -105,11 +106,22 @@ export class Set<K> {
}
// append new entry
let entries = this.entries;
entry = changetype<SetEntry<K>>(
changetype<usize>(entries) + this.entriesOffset++ * ENTRY_SIZE<K>()
);
entry = changetype<SetEntry<K>>(changetype<usize>(entries) + this.entriesOffset++ * ENTRY_SIZE<K>());
entry.key = key;
// link with the set
entry.key = isManaged<K>() ? RETAIN<K,this>(key, this) : key;
if (isManaged<K>()) {
if (isNullable<K>()) {
if (key !== null) {
if (isDefined(__ref_link)) __ref_link(changetype<usize>(key), changetype<usize>(this));
else if (isDefined(__ref_retain)) __ref_retain(changetype<usize>(key));
else assert(false);
}
} else {
if (isDefined(__ref_link)) __ref_link(changetype<usize>(key), changetype<usize>(this));
else if (isDefined(__ref_retain)) __ref_retain(changetype<usize>(key));
else assert(false);
}
}
++this.entriesCount;
// link with previous entry in bucket
let bucketPtrBase = changetype<usize>(this.buckets) + <usize>(hashCode & this.bucketsMask) * BUCKET_SIZE;
@ -121,7 +133,20 @@ export class Set<K> {
delete(key: K): bool {
var entry = this.find(key, HASH<K>(key));
if (!entry) return false;
if (isManaged<K>()) RELEASE<K,this>(entry.key, this);
if (isManaged<K>()) {
key = entry.key; // exact, e.g. string
if (isNullable<K>()) {
if (key !== null) {
if (isDefined(__ref_link)) __ref_unlink(changetype<usize>(key), changetype<usize>(this));
else if (isDefined(__ref_retain)) __ref_release(changetype<usize>(key));
else assert(false);
}
} else {
if (isDefined(__ref_link)) __ref_unlink(changetype<usize>(key), changetype<usize>(this));
else if (isDefined(__ref_retain)) __ref_release(changetype<usize>(key));
else assert(false);
}
}
entry.taggedNext |= EMPTY;
--this.entriesCount;
// check if rehashing is appropriate