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// 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.
#include 'src/builtins/builtins-regexp-gen.h'
namespace regexp {
@export
transitioning macro RegExpPrototypeExecBodyFast(implicit context: Context)(
receiver: JSReceiver, string: String): JSAny {
return RegExpPrototypeExecBody(receiver, string, true);
}
transitioning macro RegExpPrototypeExecBodySlow(implicit context: Context)(
receiver: JSReceiver, string: String): JSAny {
return RegExpPrototypeExecBody(receiver, string, false);
}
// Slow path stub for RegExpPrototypeExec to decrease code size.
transitioning builtin
RegExpPrototypeExecSlow(implicit context: Context)(
regexp: JSRegExp, string: String): JSAny {
return RegExpPrototypeExecBodySlow(regexp, string);
}
extern macro RegExpBuiltinsAssembler::IsFastRegExpNoPrototype(
implicit context: Context)(Object): bool;
// ES#sec-regexp.prototype.exec
// RegExp.prototype.exec ( string )
transitioning javascript builtin RegExpPrototypeExec(
js-implicit context: NativeContext, receiver: JSAny)(string: JSAny): JSAny {
// Ensure {receiver} is a JSRegExp.
const receiver = Cast<JSRegExp>(receiver) otherwise ThrowTypeError(
MessageTemplate::kIncompatibleMethodReceiver, 'RegExp.prototype.exec',
receiver);
const string = ToString_Inline(string);
return IsFastRegExpNoPrototype(receiver) ?
RegExpPrototypeExecBodyFast(receiver, string) :
RegExpPrototypeExecSlow(receiver, string);
}
}
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