diff options
Diffstat (limited to 'deps/v8/src/builtins/array-every.tq')
| -rw-r--r-- | deps/v8/src/builtins/array-every.tq | 239 |
1 files changed, 118 insertions, 121 deletions
diff --git a/deps/v8/src/builtins/array-every.tq b/deps/v8/src/builtins/array-every.tq index 4e5f99d40a5..2514a18b747 100644 --- a/deps/v8/src/builtins/array-every.tq +++ b/deps/v8/src/builtins/array-every.tq @@ -3,145 +3,142 @@ // found in the LICENSE file. namespace array { - transitioning javascript builtin - ArrayEveryLoopEagerDeoptContinuation( - js-implicit context: NativeContext, receiver: JSAny)( - callback: JSAny, thisArg: JSAny, initialK: JSAny, length: JSAny): JSAny { - // All continuation points in the optimized every implementation are - // after the ToObject(O) call that ensures we are dealing with a - // JSReceiver. - // - // Also, this great mass of casts is necessary because the signature - // of Torque javascript builtins requires JSAny type for all parameters - // other than {context}. - const jsreceiver = Cast<JSReceiver>(receiver) otherwise unreachable; - const callbackfn = Cast<Callable>(callback) otherwise unreachable; - const numberK = Cast<Number>(initialK) otherwise unreachable; - const numberLength = Cast<Number>(length) otherwise unreachable; - - return ArrayEveryLoopContinuation( - jsreceiver, callbackfn, thisArg, Undefined, jsreceiver, numberK, - numberLength, Undefined); +transitioning javascript builtin +ArrayEveryLoopEagerDeoptContinuation( + js-implicit context: NativeContext, receiver: JSAny)( + callback: JSAny, thisArg: JSAny, initialK: JSAny, length: JSAny): JSAny { + // All continuation points in the optimized every implementation are + // after the ToObject(O) call that ensures we are dealing with a + // JSReceiver. + // + // Also, this great mass of casts is necessary because the signature + // of Torque javascript builtins requires JSAny type for all parameters + // other than {context}. + const jsreceiver = Cast<JSReceiver>(receiver) otherwise unreachable; + const callbackfn = Cast<Callable>(callback) otherwise unreachable; + const numberK = Cast<Number>(initialK) otherwise unreachable; + const numberLength = Cast<Number>(length) otherwise unreachable; + + return ArrayEveryLoopContinuation( + jsreceiver, callbackfn, thisArg, Undefined, jsreceiver, numberK, + numberLength, Undefined); +} + +transitioning javascript builtin +ArrayEveryLoopLazyDeoptContinuation( + js-implicit context: NativeContext, receiver: JSAny)( + callback: JSAny, thisArg: JSAny, initialK: JSAny, length: JSAny, + result: JSAny): JSAny { + // All continuation points in the optimized every implementation are + // after the ToObject(O) call that ensures we are dealing with a + // JSReceiver. + const jsreceiver = Cast<JSReceiver>(receiver) otherwise unreachable; + const callbackfn = Cast<Callable>(callback) otherwise unreachable; + let numberK = Cast<Number>(initialK) otherwise unreachable; + const numberLength = Cast<Number>(length) otherwise unreachable; + + // This custom lazy deopt point is right after the callback. every() needs + // to pick up at the next step, which is either continuing to the next + // array element or returning false if {result} is false. + if (!ToBoolean(result)) { + return False; } - transitioning javascript builtin - ArrayEveryLoopLazyDeoptContinuation( - js-implicit context: NativeContext, receiver: JSAny)( - callback: JSAny, thisArg: JSAny, initialK: JSAny, length: JSAny, - result: JSAny): JSAny { - // All continuation points in the optimized every implementation are - // after the ToObject(O) call that ensures we are dealing with a - // JSReceiver. - const jsreceiver = Cast<JSReceiver>(receiver) otherwise unreachable; - const callbackfn = Cast<Callable>(callback) otherwise unreachable; - let numberK = Cast<Number>(initialK) otherwise unreachable; - const numberLength = Cast<Number>(length) otherwise unreachable; - - // This custom lazy deopt point is right after the callback. every() needs - // to pick up at the next step, which is either continuing to the next - // array element or returning false if {result} is false. - if (!ToBoolean(result)) { - return False; - } + numberK = numberK + 1; - numberK = numberK + 1; + return ArrayEveryLoopContinuation( + jsreceiver, callbackfn, thisArg, Undefined, jsreceiver, numberK, + numberLength, Undefined); +} - return ArrayEveryLoopContinuation( - jsreceiver, callbackfn, thisArg, Undefined, jsreceiver, numberK, - numberLength, Undefined); - } +transitioning builtin ArrayEveryLoopContinuation(implicit context: Context)( + _receiver: JSReceiver, callbackfn: Callable, thisArg: JSAny, _array: JSAny, + o: JSReceiver, initialK: Number, length: Number, _initialTo: JSAny): JSAny { + // 5. Let k be 0. + // 6. Repeat, while k < len + for (let k: Number = initialK; k < length; k++) { + // 6a. Let Pk be ! ToString(k). + // k is guaranteed to be a positive integer, hence ToString is + // side-effect free and HasProperty/GetProperty do the conversion inline. - transitioning builtin ArrayEveryLoopContinuation(implicit context: Context)( - _receiver: JSReceiver, callbackfn: Callable, thisArg: JSAny, - _array: JSAny, o: JSReceiver, initialK: Number, length: Number, - _initialTo: JSAny): JSAny { - // 5. Let k be 0. - // 6. Repeat, while k < len - for (let k: Number = initialK; k < length; k++) { - // 6a. Let Pk be ! ToString(k). - // k is guaranteed to be a positive integer, hence ToString is - // side-effect free and HasProperty/GetProperty do the conversion inline. - - // 6b. Let kPresent be ? HasProperty(O, Pk). - const kPresent: Boolean = HasProperty_Inline(o, k); - - // 6c. If kPresent is true, then - if (kPresent == True) { - // 6c. i. Let kValue be ? Get(O, Pk). - const kValue: JSAny = GetProperty(o, k); - - // 6c. ii. Perform ? Call(callbackfn, T, <kValue, k, O>). - const result: JSAny = Call(context, callbackfn, thisArg, kValue, k, o); - - // iii. If selected is true, then... - if (!ToBoolean(result)) { - return False; - } - } + // 6b. Let kPresent be ? HasProperty(O, Pk). + const kPresent: Boolean = HasProperty_Inline(o, k); - // 6d. Increase k by 1. (done by the loop). - } - return True; - } + // 6c. If kPresent is true, then + if (kPresent == True) { + // 6c. i. Let kValue be ? Get(O, Pk). + const kValue: JSAny = GetProperty(o, k); + + // 6c. ii. Perform ? Call(callbackfn, T, <kValue, k, O>). + const result: JSAny = Call(context, callbackfn, thisArg, kValue, k, o); - transitioning macro FastArrayEvery(implicit context: Context)( - o: JSReceiver, len: Number, callbackfn: Callable, thisArg: JSAny): JSAny - labels Bailout(Smi) { - let k: Smi = 0; - const smiLen = Cast<Smi>(len) otherwise goto Bailout(k); - const fastO: FastJSArray = Cast<FastJSArray>(o) otherwise goto Bailout(k); - let fastOW = NewFastJSArrayWitness(fastO); - - // Build a fast loop over the smi array. - for (; k < smiLen; k++) { - fastOW.Recheck() otherwise goto Bailout(k); - - // Ensure that we haven't walked beyond a possibly updated length. - if (k >= fastOW.Get().length) goto Bailout(k); - const value: JSAny = fastOW.LoadElementNoHole(k) otherwise continue; - const result: JSAny = - Call(context, callbackfn, thisArg, value, k, fastOW.Get()); + // iii. If selected is true, then... if (!ToBoolean(result)) { return False; } } - return True; - } - // https://tc39.github.io/ecma262/#sec-array.prototype.every - transitioning javascript builtin - ArrayEvery(js-implicit context: NativeContext, receiver: JSAny)(...arguments): - JSAny { - try { - RequireObjectCoercible(receiver, 'Array.prototype.every'); + // 6d. Increase k by 1. (done by the loop). + } + return True; +} - // 1. Let O be ? ToObject(this value). - const o: JSReceiver = ToObject_Inline(context, receiver); +transitioning macro FastArrayEvery(implicit context: Context)( + o: JSReceiver, len: Number, callbackfn: Callable, thisArg: JSAny): JSAny + labels Bailout(Smi) { + let k: Smi = 0; + const smiLen = Cast<Smi>(len) otherwise goto Bailout(k); + const fastO: FastJSArray = Cast<FastJSArray>(o) otherwise goto Bailout(k); + let fastOW = NewFastJSArrayWitness(fastO); + + // Build a fast loop over the smi array. + for (; k < smiLen; k++) { + fastOW.Recheck() otherwise goto Bailout(k); + + // Ensure that we haven't walked beyond a possibly updated length. + if (k >= fastOW.Get().length) goto Bailout(k); + const value: JSAny = fastOW.LoadElementNoHole(k) otherwise continue; + const result: JSAny = + Call(context, callbackfn, thisArg, value, k, fastOW.Get()); + if (!ToBoolean(result)) { + return False; + } + } + return True; +} - // 2. Let len be ? ToLength(? Get(O, "length")). - const len: Number = GetLengthProperty(o); +// https://tc39.github.io/ecma262/#sec-array.prototype.every +transitioning javascript builtin +ArrayEvery( + js-implicit context: NativeContext, receiver: JSAny)(...arguments): JSAny { + try { + RequireObjectCoercible(receiver, 'Array.prototype.every'); - // 3. If IsCallable(callbackfn) is false, throw a TypeError exception. - if (arguments.length == 0) { - goto TypeError; - } - const callbackfn = Cast<Callable>(arguments[0]) otherwise TypeError; + // 1. Let O be ? ToObject(this value). + const o: JSReceiver = ToObject_Inline(context, receiver); - // 4. If thisArg is present, let T be thisArg; else let T be undefined. - const thisArg: JSAny = arguments.length > 1 ? arguments[1] : Undefined; + // 2. Let len be ? ToLength(? Get(O, "length")). + const len: Number = GetLengthProperty(o); - // Special cases. - try { - return FastArrayEvery(o, len, callbackfn, thisArg) - otherwise Bailout; - } - label Bailout(kValue: Smi) deferred { - return ArrayEveryLoopContinuation( - o, callbackfn, thisArg, Undefined, o, kValue, len, Undefined); - } + // 3. If IsCallable(callbackfn) is false, throw a TypeError exception. + if (arguments.length == 0) { + goto TypeError; } - label TypeError deferred { - ThrowTypeError(MessageTemplate::kCalledNonCallable, arguments[0]); + const callbackfn = Cast<Callable>(arguments[0]) otherwise TypeError; + + // 4. If thisArg is present, let T be thisArg; else let T be undefined. + const thisArg: JSAny = arguments[1]; + + // Special cases. + try { + return FastArrayEvery(o, len, callbackfn, thisArg) + otherwise Bailout; + } label Bailout(kValue: Smi) deferred { + return ArrayEveryLoopContinuation( + o, callbackfn, thisArg, Undefined, o, kValue, len, Undefined); } + } label TypeError deferred { + ThrowTypeError(MessageTemplate::kCalledNonCallable, arguments[0]); } } +} |