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Issue 1337883002: [builtins] Remove the weird STACK_OVERFLOW builtin. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 3 months ago
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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 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // This files contains runtime support implemented in JavaScript. 5 // This files contains runtime support implemented in JavaScript.
6 6
7 // CAUTION: Some of the functions specified in this file are called 7 // CAUTION: Some of the functions specified in this file are called
8 // directly from compiled code. These are the functions with names in 8 // directly from compiled code. These are the functions with names in
9 // ALL CAPS. The compiled code passes the first argument in 'this'. 9 // ALL CAPS. The compiled code passes the first argument in 'this'.
10 10
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326 // stack. It is guaranteed to be a small integer at this point. 326 // stack. It is guaranteed to be a small integer at this point.
327 return length; 327 return length;
328 } 328 }
329 329
330 330
331 function CONCAT_ITERABLE_TO_ARRAY(iterable) { 331 function CONCAT_ITERABLE_TO_ARRAY(iterable) {
332 return %concat_iterable_to_array(this, iterable); 332 return %concat_iterable_to_array(this, iterable);
333 }; 333 };
334 334
335 335
336 function STACK_OVERFLOW(length) {
337 throw %make_range_error(kStackOverflow);
338 }
339
340
341 /* ------------------------------------- 336 /* -------------------------------------
342 - - - C o n v e r s i o n s - - - 337 - - - C o n v e r s i o n s - - -
343 ------------------------------------- 338 -------------------------------------
344 */ 339 */
345 340
346 // ECMA-262, section 9.1, page 30. Use null/undefined for no hint, 341 // ECMA-262, section 9.1, page 30. Use null/undefined for no hint,
347 // (1) for number hint, and (2) for string hint. 342 // (1) for number hint, and (2) for string hint.
348 function ToPrimitive(x, hint) { 343 function ToPrimitive(x, hint) {
349 if (!IS_SPEC_OBJECT(x)) return x; 344 if (!IS_SPEC_OBJECT(x)) return x;
350 if (hint == NO_HINT) hint = (IS_DATE(x)) ? STRING_HINT : NUMBER_HINT; 345 if (hint == NO_HINT) hint = (IS_DATE(x)) ? STRING_HINT : NUMBER_HINT;
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551 %InstallToContext([ 546 %InstallToContext([
552 "apply_prepare_builtin", APPLY_PREPARE, 547 "apply_prepare_builtin", APPLY_PREPARE,
553 "call_function_proxy_as_constructor_builtin", CALL_FUNCTION_PROXY_AS_CONSTRUCT OR, 548 "call_function_proxy_as_constructor_builtin", CALL_FUNCTION_PROXY_AS_CONSTRUCT OR,
554 "call_non_function_as_constructor_builtin", CALL_NON_FUNCTION_AS_CONSTRUCTOR, 549 "call_non_function_as_constructor_builtin", CALL_NON_FUNCTION_AS_CONSTRUCTOR,
555 "compare_builtin", COMPARE, 550 "compare_builtin", COMPARE,
556 "compare_strong_builtin", COMPARE_STRONG, 551 "compare_strong_builtin", COMPARE_STRONG,
557 "concat_iterable_to_array_builtin", CONCAT_ITERABLE_TO_ARRAY, 552 "concat_iterable_to_array_builtin", CONCAT_ITERABLE_TO_ARRAY,
558 "equals_builtin", EQUALS, 553 "equals_builtin", EQUALS,
559 "reflect_apply_prepare_builtin", REFLECT_APPLY_PREPARE, 554 "reflect_apply_prepare_builtin", REFLECT_APPLY_PREPARE,
560 "reflect_construct_prepare_builtin", REFLECT_CONSTRUCT_PREPARE, 555 "reflect_construct_prepare_builtin", REFLECT_CONSTRUCT_PREPARE,
561 "stack_overflow_builtin", STACK_OVERFLOW,
562 "string_add_left_builtin", STRING_ADD_LEFT, 556 "string_add_left_builtin", STRING_ADD_LEFT,
563 "string_add_right_builtin", STRING_ADD_RIGHT, 557 "string_add_right_builtin", STRING_ADD_RIGHT,
564 ]); 558 ]);
565 559
566 %InstallToContext([ 560 %InstallToContext([
567 "concat_iterable_to_array", ConcatIterableToArray, 561 "concat_iterable_to_array", ConcatIterableToArray,
568 "non_number_to_number", NonNumberToNumber, 562 "non_number_to_number", NonNumberToNumber,
569 "non_string_to_string", NonStringToString, 563 "non_string_to_string", NonStringToString,
570 "to_integer_fun", ToInteger, 564 "to_integer_fun", ToInteger,
571 "to_length_fun", ToLength, 565 "to_length_fun", ToLength,
572 "to_number_fun", ToNumber, 566 "to_number_fun", ToNumber,
573 "to_primitive", ToPrimitive, 567 "to_primitive", ToPrimitive,
574 "to_string_fun", ToString, 568 "to_string_fun", ToString,
575 ]); 569 ]);
576 570
577 utils.Export(function(to) { 571 utils.Export(function(to) {
578 to.ToBoolean = ToBoolean; 572 to.ToBoolean = ToBoolean;
579 to.ToLength = ToLength; 573 to.ToLength = ToLength;
580 to.ToNumber = ToNumber; 574 to.ToNumber = ToNumber;
581 to.ToPrimitive = ToPrimitive; 575 to.ToPrimitive = ToPrimitive;
582 to.ToString = ToString; 576 to.ToString = ToString;
583 }); 577 });
584 578
585 }) 579 })
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