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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // modification, are permitted provided that the following conditions are | 3 // found in the LICENSE file. |
4 // met: | |
5 // | |
6 // * Redistributions of source code must retain the above copyright | |
7 // notice, this list of conditions and the following disclaimer. | |
8 // * Redistributions in binary form must reproduce the above | |
9 // copyright notice, this list of conditions and the following | |
10 // disclaimer in the documentation and/or other materials provided | |
11 // with the distribution. | |
12 // * Neither the name of Google Inc. nor the names of its | |
13 // contributors may be used to endorse or promote products derived | |
14 // from this software without specific prior written permission. | |
15 // | |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
27 | 4 |
28 // This files contains runtime support implemented in JavaScript. | 5 // This files contains runtime support implemented in JavaScript. |
29 | 6 |
30 // CAUTION: Some of the functions specified in this file are called | 7 // CAUTION: Some of the functions specified in this file are called |
31 // directly from compiled code. These are the functions with names in | 8 // directly from compiled code. These are the functions with names in |
32 // ALL CAPS. The compiled code passes the first argument in 'this' and | 9 // ALL CAPS. The compiled code passes the first argument in 'this' and |
33 // it does not push the function onto the stack. This means that you | 10 // it does not push the function onto the stack. This means that you |
34 // cannot use contexts in all these functions. | 11 // cannot use contexts in all these functions. |
35 | 12 |
36 | 13 |
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668 return i; | 645 return i; |
669 } | 646 } |
670 | 647 |
671 | 648 |
672 // NOTE: Setting the prototype for Array must take place as early as | 649 // NOTE: Setting the prototype for Array must take place as early as |
673 // possible due to code generation for array literals. When | 650 // possible due to code generation for array literals. When |
674 // generating code for a array literal a boilerplate array is created | 651 // generating code for a array literal a boilerplate array is created |
675 // that is cloned when running the code. It is essential that the | 652 // that is cloned when running the code. It is essential that the |
676 // boilerplate gets the right prototype. | 653 // boilerplate gets the right prototype. |
677 %FunctionSetPrototype($Array, new $Array(0)); | 654 %FunctionSetPrototype($Array, new $Array(0)); |
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