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1 # Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 # Copyright 2006-2009 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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138 | 138 |
139 # Indices in bound function info retrieved by %BoundFunctionGetBindings(...). | 139 # Indices in bound function info retrieved by %BoundFunctionGetBindings(...). |
140 const kBoundFunctionIndex = 0; | 140 const kBoundFunctionIndex = 0; |
141 const kBoundThisIndex = 1; | 141 const kBoundThisIndex = 1; |
142 const kBoundArgumentsStartIndex = 2; | 142 const kBoundArgumentsStartIndex = 2; |
143 | 143 |
144 # Inline macros. Use %IS_VAR to make sure arg is evaluated only once. | 144 # Inline macros. Use %IS_VAR to make sure arg is evaluated only once. |
145 macro NUMBER_IS_NAN(arg) = (!%_IsSmi(%IS_VAR(arg)) && !(arg == arg)); | 145 macro NUMBER_IS_NAN(arg) = (!%_IsSmi(%IS_VAR(arg)) && !(arg == arg)); |
146 macro NUMBER_IS_FINITE(arg) = (%_IsSmi(%IS_VAR(arg)) || ((arg == arg) && (arg !=
1/0) && (arg != -1/0))); | 146 macro NUMBER_IS_FINITE(arg) = (%_IsSmi(%IS_VAR(arg)) || ((arg == arg) && (arg !=
1/0) && (arg != -1/0))); |
147 macro TO_INTEGER(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : %NumberToInteger(ToNumber
(arg))); | 147 macro TO_INTEGER(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : %NumberToInteger(ToNumber
(arg))); |
| 148 macro TO_INTEGER_FOR_SIDE_EFFECT(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : ToNumber(
arg)); |
148 macro TO_INTEGER_MAP_MINUS_ZERO(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : %NumberToI
ntegerMapMinusZero(ToNumber(arg))); | 149 macro TO_INTEGER_MAP_MINUS_ZERO(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : %NumberToI
ntegerMapMinusZero(ToNumber(arg))); |
149 macro TO_INT32(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : (arg >> 0)); | 150 macro TO_INT32(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : (arg >> 0)); |
150 macro TO_UINT32(arg) = (arg >>> 0); | 151 macro TO_UINT32(arg) = (arg >>> 0); |
151 macro TO_STRING_INLINE(arg) = (IS_STRING(%IS_VAR(arg)) ? arg : NonStringToString
(arg)); | 152 macro TO_STRING_INLINE(arg) = (IS_STRING(%IS_VAR(arg)) ? arg : NonStringToString
(arg)); |
152 macro TO_NUMBER_INLINE(arg) = (IS_NUMBER(%IS_VAR(arg)) ? arg : NonNumberToNumber
(arg)); | 153 macro TO_NUMBER_INLINE(arg) = (IS_NUMBER(%IS_VAR(arg)) ? arg : NonNumberToNumber
(arg)); |
153 macro TO_OBJECT_INLINE(arg) = (IS_SPEC_OBJECT(%IS_VAR(arg)) ? arg : ToObject(arg
)); | 154 macro TO_OBJECT_INLINE(arg) = (IS_SPEC_OBJECT(%IS_VAR(arg)) ? arg : ToObject(arg
)); |
154 macro JSON_NUMBER_TO_STRING(arg) = ((%_IsSmi(%IS_VAR(arg)) || arg - arg == 0) ?
%_NumberToString(arg) : "null"); | 155 macro JSON_NUMBER_TO_STRING(arg) = ((%_IsSmi(%IS_VAR(arg)) || arg - arg == 0) ?
%_NumberToString(arg) : "null"); |
155 | 156 |
156 # Macros implemented in Python. | 157 # Macros implemented in Python. |
157 python macro CHAR_CODE(str) = ord(str[1]); | 158 python macro CHAR_CODE(str) = ord(str[1]); |
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237 const TYPE_EXTENSION = 1; | 238 const TYPE_EXTENSION = 1; |
238 const TYPE_NORMAL = 2; | 239 const TYPE_NORMAL = 2; |
239 | 240 |
240 # Matches Script::CompilationType from objects.h | 241 # Matches Script::CompilationType from objects.h |
241 const COMPILATION_TYPE_HOST = 0; | 242 const COMPILATION_TYPE_HOST = 0; |
242 const COMPILATION_TYPE_EVAL = 1; | 243 const COMPILATION_TYPE_EVAL = 1; |
243 const COMPILATION_TYPE_JSON = 2; | 244 const COMPILATION_TYPE_JSON = 2; |
244 | 245 |
245 # Matches Messages::kNoLineNumberInfo from v8.h | 246 # Matches Messages::kNoLineNumberInfo from v8.h |
246 const kNoLineNumberInfo = 0; | 247 const kNoLineNumberInfo = 0; |
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