Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 070591535aa45c45d3bb8a2d89f078250d9e5500
https://github.com/WebKit/WebKit/commit/070591535aa45c45d3bb8a2d89f078250d9e5500
Author: Devin Rousso <[email protected]>
Date: 2026-06-27 (Sat, 27 Jun 2026)
Changed paths:
A JSTests/stress/bigint-abs.js
A JSTests/stress/bigint-cbrt.js
A JSTests/stress/bigint-max.js
A JSTests/stress/bigint-min.js
A JSTests/stress/bigint-pow.js
A JSTests/stress/bigint-sign.js
A JSTests/stress/bigint-sqrt.js
M Source/JavaScriptCore/runtime/BigIntConstructor.cpp
M Source/JavaScriptCore/runtime/JSBigInt.cpp
M Source/JavaScriptCore/runtime/JSBigInt.h
M Source/JavaScriptCore/runtime/OptionsList.h
Log Message:
-----------
[JSC] implement BigInt math proposal
https://bugs.webkit.org/show_bug.cgi?id=293604
<rdar://problem/152472996>
Reviewed by Yusuke Suzuki.
These methods provide some parity with `Math`, thereby making `BigInt` more
easily usable for complex logic.
Spec: <https://tc39.es/proposal-bigint-math/>
Proposal: <https://github.com/tc39/proposal-bigint-math>
* Source/JavaScriptCore/runtime/BigIntConstructor.cpp:
(JSC::BigIntConstructor::finishCreation):
(JSC::bigIntConstructorAbs): Added.
(JSC::bigIntConstructorCbrt): Added.
(JSC::bigIntConstructorMax): Added.
(JSC::bigIntConstructorMin): Added.
(JSC::bigIntConstructorPow): Added.
(JSC::bigIntConstructorSign): Added.
(JSC::bigIntConstructorSqrt): Added.
* Source/JavaScriptCore/runtime/JSBigInt.h:
(JSC::JSBigInt::digit const):
(JSC::JSBigInt::digit): Deleted.
* Source/JavaScriptCore/runtime/JSBigInt.cpp:
(JSC::JSBigInt::bitLength const): Added.
(JSC::JSBigInt::compareDigits): Added.
(JSC::JSBigInt::multiplyDigits): Added.
(JSC::JSBigInt::divideDigits): Added.
(JSC::JSBigInt::addDigits): Added.
(JSC::JSBigInt::oneShiftedLeft): Added.
(JSC::JSBigInt::sqrt): Added.
(JSC::JSBigInt::cbrt): Added.
Add digit-array helpers shared by `BigInt.sqrt` and `BigInt.cbrt`.
* Source/JavaScriptCore/runtime/OptionsList.h:
Add feature flag for these new methods.
* JSTests/stress/bigint-abs.js: Added.
* JSTests/stress/bigint-cbrt.js: Added.
* JSTests/stress/bigint-max.js: Added.
* JSTests/stress/bigint-min.js: Added.
* JSTests/stress/bigint-pow.js: Added.
* JSTests/stress/bigint-sign.js: Added.
* JSTests/stress/bigint-sqrt.js: Added.
Canonical link: https://commits.webkit.org/315974@main
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