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Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
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***************************************************************************** */
/// <reference no-default-lib="true"/>
/// <reference lib="es2015.symbol" />
/// <reference lib="es2015.symbol.wellknown" />
interface SharedArrayBuffer {
/**
* Read-only. The length of the ArrayBuffer (in bytes).
*/
readonly byteLength: number;
/**
* Returns a section of an SharedArrayBuffer.
*/
slice(begin: number, end?: number): SharedArrayBuffer;
readonly [Symbol.species]: SharedArrayBuffer;
readonly [Symbol.toStringTag]: "SharedArrayBuffer";
}
interface SharedArrayBufferConstructor {
readonly prototype: SharedArrayBuffer;
new (byteLength: number): SharedArrayBuffer;
}
declare var SharedArrayBuffer: SharedArrayBufferConstructor;
interface ArrayBufferTypes {
SharedArrayBuffer: SharedArrayBuffer;
}
interface Atomics {
/**
* Adds a value to the value at the given position in the array, returning the original value.
* Until this atomic operation completes, any other read or write operation against the array
* will block.
*/
add(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, value: number): number;
/**
* Stores the bitwise AND of a value with the value at the given position in the array,
* returning the original value. Until this atomic operation completes, any other read or
* write operation against the array will block.
*/
and(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, value: number): number;
/**
* Replaces the value at the given position in the array if the original value equals the given
* expected value, returning the original value. Until this atomic operation completes, any
* other read or write operation against the array will block.
*/
compareExchange(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, expectedValue: number, replacementValue: number): number;
/**
* Replaces the value at the given position in the array, returning the original value. Until
* this atomic operation completes, any other read or write operation against the array will
* block.
*/
exchange(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, value: number): number;
/**
* Returns a value indicating whether high-performance algorithms can use atomic operations
* (`true`) or must use locks (`false`) for the given number of bytes-per-element of a typed
* array.
*/
isLockFree(size: number): boolean;
/**
* Returns the value at the given position in the array. Until this atomic operation completes,
* any other read or write operation against the array will block.
*/
load(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number): number;
/**
* Stores the bitwise OR of a value with the value at the given position in the array,
* returning the original value. Until this atomic operation completes, any other read or write
* operation against the array will block.
*/
or(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, value: number): number;
/**
* Stores a value at the given position in the array, returning the new value. Until this
* atomic operation completes, any other read or write operation against the array will block.
*/
store(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, value: number): number;
/**
* Subtracts a value from the value at the given position in the array, returning the original
* value. Until this atomic operation completes, any other read or write operation against the
* array will block.
*/
sub(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, value: number): number;
/**
* If the value at the given position in the array is equal to the provided value, the current
* agent is put to sleep causing execution to suspend until the timeout expires (returning
* `"timed-out"`) or until the agent is awoken (returning `"ok"`); otherwise, returns
* `"not-equal"`.
*/
wait(typedArray: Int32Array, index: number, value: number, timeout?: number): "ok" | "not-equal" | "timed-out";
/**
* Wakes up sleeping agents that are waiting on the given index of the array, returning the
* number of agents that were awoken.
* @param typedArray A shared Int32Array.
* @param index The position in the typedArray to wake up on.
* @param count The number of sleeping agents to notify. Defaults to +Infinity.
*/
notify(typedArray: Int32Array, index: number, count?: number): number;
/**
* Stores the bitwise XOR of a value with the value at the given position in the array,
* returning the original value. Until this atomic operation completes, any other read or write
* operation against the array will block.
*/
xor(typedArray: Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array, index: number, value: number): number;
readonly [Symbol.toStringTag]: "Atomics";
}
declare var Atomics: Atomics;
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