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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 // 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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| 424 return length; | 424 return length; |
| 425 } | 425 } |
| 426 } | 426 } |
| 427 | 427 |
| 428 length = (args == null) ? 0 : %ToUint32(args.length); | 428 length = (args == null) ? 0 : %ToUint32(args.length); |
| 429 | 429 |
| 430 // We can handle any number of apply arguments if the stack is | 430 // We can handle any number of apply arguments if the stack is |
| 431 // big enough, but sanity check the value to avoid overflow when | 431 // big enough, but sanity check the value to avoid overflow when |
| 432 // multiplying with pointer size. | 432 // multiplying with pointer size. |
| 433 if (length > 0x800000) { | 433 if (length > 0x800000) { |
| 434 throw %MakeRangeError('apply_overflow', [length]); | 434 throw %MakeRangeError('stack_overflow', []); |
| 435 } | 435 } |
| 436 | 436 |
| 437 if (!IS_FUNCTION(this)) { | 437 if (!IS_FUNCTION(this)) { |
| 438 throw %MakeTypeError('apply_non_function', [ %ToString(this), typeof this ])
; | 438 throw %MakeTypeError('apply_non_function', [ %ToString(this), typeof this ])
; |
| 439 } | 439 } |
| 440 | 440 |
| 441 // Make sure the arguments list has the right type. | 441 // Make sure the arguments list has the right type. |
| 442 if (args != null && !IS_ARRAY(args) && !IS_ARGUMENTS(args)) { | 442 if (args != null && !IS_ARRAY(args) && !IS_ARGUMENTS(args)) { |
| 443 throw %MakeTypeError('apply_wrong_args', []); | 443 throw %MakeTypeError('apply_wrong_args', []); |
| 444 } | 444 } |
| 445 | 445 |
| 446 // Return the length which is the number of arguments to copy to the | 446 // Return the length which is the number of arguments to copy to the |
| 447 // stack. It is guaranteed to be a small integer at this point. | 447 // stack. It is guaranteed to be a small integer at this point. |
| 448 return length; | 448 return length; |
| 449 } | 449 } |
| 450 | 450 |
| 451 | 451 |
| 452 function APPLY_OVERFLOW(length) { | 452 function APPLY_OVERFLOW(length) { |
| 453 throw %MakeRangeError('apply_overflow', [length]); | 453 throw %MakeRangeError('stack_overflow', []); |
| 454 } | 454 } |
| 455 | 455 |
| 456 | 456 |
| 457 // Convert the receiver to an object - forward to ToObject. | 457 // Convert the receiver to an object - forward to ToObject. |
| 458 function TO_OBJECT() { | 458 function TO_OBJECT() { |
| 459 return %ToObject(this); | 459 return %ToObject(this); |
| 460 } | 460 } |
| 461 | 461 |
| 462 | 462 |
| 463 // Convert the receiver to a number - forward to ToNumber. | 463 // Convert the receiver to a number - forward to ToNumber. |
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| 624 throw %MakeTypeError('cannot_convert_to_primitive', []); | 624 throw %MakeTypeError('cannot_convert_to_primitive', []); |
| 625 } | 625 } |
| 626 | 626 |
| 627 | 627 |
| 628 // NOTE: Setting the prototype for Array must take place as early as | 628 // NOTE: Setting the prototype for Array must take place as early as |
| 629 // possible due to code generation for array literals. When | 629 // possible due to code generation for array literals. When |
| 630 // generating code for a array literal a boilerplate array is created | 630 // generating code for a array literal a boilerplate array is created |
| 631 // that is cloned when running the code. It is essiential that the | 631 // that is cloned when running the code. It is essiential that the |
| 632 // boilerplate gets the right prototype. | 632 // boilerplate gets the right prototype. |
| 633 %FunctionSetPrototype($Array, new $Array(0)); | 633 %FunctionSetPrototype($Array, new $Array(0)); |
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