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Issue 7830036: Optimize isFinite and isNaN. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Made the change general by moving putting it in the NUMBER_IS_FINITE macro. Created 9 years, 3 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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126 if (args.Length() != 1 || !args[0]->IsString()) { 126 if (args.Length() != 1 || !args[0]->IsString()) {
127 return v8::ThrowException(v8::String::New( 127 return v8::ThrowException(v8::String::New(
128 "isAsciiString() requires a single string argument.")); 128 "isAsciiString() requires a single string argument."));
129 } 129 }
130 return Utils::OpenHandle(*args[0].As<v8::String>())->IsAsciiRepresentation() ? 130 return Utils::OpenHandle(*args[0].As<v8::String>())->IsAsciiRepresentation() ?
131 v8::True() : v8::False(); 131 v8::True() : v8::False();
132 } 132 }
133 133
134 134
135 void ExternalizeStringExtension::Register() { 135 void ExternalizeStringExtension::Register() {
136 static ExternalizeStringExtension* externalize_extension = NULL; 136 static ExternalizeStringExtension externalize_extension;
137 if (externalize_extension == NULL)
138 externalize_extension = new ExternalizeStringExtension;
139 static v8::DeclareExtension externalize_extension_declaration( 137 static v8::DeclareExtension externalize_extension_declaration(
140 externalize_extension); 138 &externalize_extension);
141 } 139 }
142 140
143 } } // namespace v8::internal 141 } } // namespace v8::internal
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