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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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172 ASSERT(kSmiTag == 0); | 172 ASSERT(kSmiTag == 0); |
173 shl(reg, kSmiTagSize); | 173 shl(reg, kSmiTagSize); |
174 } | 174 } |
175 void SmiUntag(Register reg) { | 175 void SmiUntag(Register reg) { |
176 sar(reg, kSmiTagSize); | 176 sar(reg, kSmiTagSize); |
177 } | 177 } |
178 | 178 |
179 // Abort execution if argument is not a number. Used in debug code. | 179 // Abort execution if argument is not a number. Used in debug code. |
180 void AbortIfNotNumber(Register object, const char* msg); | 180 void AbortIfNotNumber(Register object, const char* msg); |
181 | 181 |
182 // Abort execution if argument is not a smi. Used in debug code. | |
183 void AbortIfNotSmi(Register object, const char* msg); | |
184 | |
185 // --------------------------------------------------------------------------- | 182 // --------------------------------------------------------------------------- |
186 // Exception handling | 183 // Exception handling |
187 | 184 |
188 // Push a new try handler and link into try handler chain. The return | 185 // Push a new try handler and link into try handler chain. The return |
189 // address must be pushed before calling this helper. | 186 // address must be pushed before calling this helper. |
190 void PushTryHandler(CodeLocation try_location, HandlerType type); | 187 void PushTryHandler(CodeLocation try_location, HandlerType type); |
191 | 188 |
192 // Unlink the stack handler on top of the stack from the try handler chain. | 189 // Unlink the stack handler on top of the stack from the try handler chain. |
193 void PopTryHandler(); | 190 void PopTryHandler(); |
194 | 191 |
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567 } \ | 564 } \ |
568 masm-> | 565 masm-> |
569 #else | 566 #else |
570 #define ACCESS_MASM(masm) masm-> | 567 #define ACCESS_MASM(masm) masm-> |
571 #endif | 568 #endif |
572 | 569 |
573 | 570 |
574 } } // namespace v8::internal | 571 } } // namespace v8::internal |
575 | 572 |
576 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 573 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
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