// Copyright 2019 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // Flags: --allow-natives-syntax const types = [ [Object, "{}"], [String, "\"abc\""], [RegExp, "/abc/"], [WeakMap, "(new WeakMap())"], [WeakSet, "(new WeakSet())"], [Map, "(new Map())"], [Set, "(new Set())"], [Function, "(function f() {return 1})"], [Array, "[1,2,3, {}]"], [Boolean, "(new Boolean())"], [Symbol, "(new Symbol())"], [BigInt, "(new BigInt(42))"], [Math, "Math"], [Date, "(new Date())"], [Promise, "(new Promise())"], [Reflect, "Reflect"], [Proxy, "(new Proxy({}, {}))"], ]; if (typeof Intl == "object") { types.push([Intl, "Intl"]); types.push([Intl.Collator, "Intl.Collator"]); types.push([Intl.ListFormat, "Intl.ListFormat"]); types.push([Intl.NumberFormat, "Intl.NumberFormat"]); types.push([Intl.PluralRules, "Intl.PluralRules"]); types.push([Intl.RelativeTimeFormat, "Intl.RelativeTimeFormat"]); } const callTemplate = () => { function f() { return constr_exp.propCall(args) } %PrepareFunctionForOptimization(f); try { f(); } catch (e) {} try { f(); } catch (e) {} %OptimizeFunctionOnNextCall(f); try { f(); } catch (e) {} } const mkCall = (constr_exp, propCall) => { const arrowFunction = callTemplate.toString().replace("constr_exp", constr_exp).replace("propCall", propCall).replace("args", ""); return `(${arrowFunction})();`; } for ([type, constr_exp, blocklist] of types) { const proto = type.prototype || type; for (const f of Object.getOwnPropertyNames(proto)) { const d = Object.getOwnPropertyDescriptor(proto, f); if (d.get || d.set || (typeof proto[f]) != "function") continue; const source = mkCall(constr_exp, f); try { eval(source); } catch (err) { // Exceptions are OK. console.log(`EXN ${err} for ${type.toString()} ${f}`) console.log(source); continue; } } }