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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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413 } | 413 } |
414 var len = res.length; | 414 var len = res.length; |
415 if (NUMBER_OF_CAPTURES(lastMatchInfo) == 2) { | 415 if (NUMBER_OF_CAPTURES(lastMatchInfo) == 2) { |
416 // If the number of captures is two then there are no explicit captures in | 416 // If the number of captures is two then there are no explicit captures in |
417 // the regexp, just the implicit capture that captures the whole match. In | 417 // the regexp, just the implicit capture that captures the whole match. In |
418 // this case we can simplify quite a bit and end up with something faster. | 418 // this case we can simplify quite a bit and end up with something faster. |
419 // The builder will consist of some integers that indicate slices of the | 419 // The builder will consist of some integers that indicate slices of the |
420 // input string and some replacements that were returned from the replace | 420 // input string and some replacements that were returned from the replace |
421 // function. | 421 // function. |
422 var match_start = 0; | 422 var match_start = 0; |
423 var override = new InternalArray(null, 0, subject); | 423 var override = new InternalPackedArray(null, 0, subject); |
424 var receiver = %GetDefaultReceiver(replace); | 424 var receiver = %GetDefaultReceiver(replace); |
425 for (var i = 0; i < len; i++) { | 425 for (var i = 0; i < len; i++) { |
426 var elem = res[i]; | 426 var elem = res[i]; |
427 if (%_IsSmi(elem)) { | 427 if (%_IsSmi(elem)) { |
428 // Integers represent slices of the original string. Use these to | 428 // Integers represent slices of the original string. Use these to |
429 // get the offsets we need for the override array (so things like | 429 // get the offsets we need for the override array (so things like |
430 // RegExp.leftContext work during the callback function. | 430 // RegExp.leftContext work during the callback function. |
431 if (elem > 0) { | 431 if (elem > 0) { |
432 match_start = (elem >> 11) + (elem & 0x7ff); | 432 match_start = (elem >> 11) + (elem & 0x7ff); |
433 } else { | 433 } else { |
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814 } | 814 } |
815 | 815 |
816 function StringTrimRight() { | 816 function StringTrimRight() { |
817 if (IS_NULL_OR_UNDEFINED(this) && !IS_UNDETECTABLE(this)) { | 817 if (IS_NULL_OR_UNDEFINED(this) && !IS_UNDETECTABLE(this)) { |
818 throw MakeTypeError("called_on_null_or_undefined", | 818 throw MakeTypeError("called_on_null_or_undefined", |
819 ["String.prototype.trimRight"]); | 819 ["String.prototype.trimRight"]); |
820 } | 820 } |
821 return %StringTrim(TO_STRING_INLINE(this), false, true); | 821 return %StringTrim(TO_STRING_INLINE(this), false, true); |
822 } | 822 } |
823 | 823 |
824 var static_charcode_array = new InternalArray(4); | |
825 | |
826 | 824 |
827 // ECMA-262, section 15.5.3.2 | 825 // ECMA-262, section 15.5.3.2 |
828 function StringFromCharCode(code) { | 826 function StringFromCharCode(code) { |
829 var n = %_ArgumentsLength(); | 827 var n = %_ArgumentsLength(); |
830 if (n == 1) { | 828 if (n == 1) { |
831 if (!%_IsSmi(code)) code = ToNumber(code); | 829 if (!%_IsSmi(code)) code = ToNumber(code); |
832 return %_StringCharFromCode(code & 0xffff); | 830 return %_StringCharFromCode(code & 0xffff); |
833 } | 831 } |
834 | 832 |
835 var one_byte = %NewString(n, NEW_ONE_BYTE_STRING); | 833 var one_byte = %NewString(n, NEW_ONE_BYTE_STRING); |
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1015 "fixed", StringFixed, | 1013 "fixed", StringFixed, |
1016 "italics", StringItalics, | 1014 "italics", StringItalics, |
1017 "small", StringSmall, | 1015 "small", StringSmall, |
1018 "strike", StringStrike, | 1016 "strike", StringStrike, |
1019 "sub", StringSub, | 1017 "sub", StringSub, |
1020 "sup", StringSup | 1018 "sup", StringSup |
1021 )); | 1019 )); |
1022 } | 1020 } |
1023 | 1021 |
1024 SetUpString(); | 1022 SetUpString(); |
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