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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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| 30 | 30 |
| 31 #include "assembler.h" | 31 #include "assembler.h" |
| 32 | 32 |
| 33 namespace v8 { | 33 namespace v8 { |
| 34 namespace internal { | 34 namespace internal { |
| 35 | 35 |
| 36 // Forward declaration. | 36 // Forward declaration. |
| 37 class JumpTarget; | 37 class JumpTarget; |
| 38 | 38 |
| 39 | 39 |
| 40 // Helper types to make flags easier to read at call sites. | |
| 41 enum InvokeFlag { | |
| 42 CALL_FUNCTION, | |
| 43 JUMP_FUNCTION | |
| 44 }; | |
| 45 | |
| 46 enum CodeLocation { | |
| 47 IN_JAVASCRIPT, | |
| 48 IN_JS_ENTRY, | |
| 49 IN_C_ENTRY | |
| 50 }; | |
| 51 | |
| 52 enum HandlerType { | |
| 53 TRY_CATCH_HANDLER, | |
| 54 TRY_FINALLY_HANDLER, | |
| 55 JS_ENTRY_HANDLER | |
| 56 }; | |
| 57 | |
| 58 | |
| 59 // Flags used for the AllocateObjectInNewSpace functions. | |
| 60 enum AllocationFlags { | |
| 61 // No special flags. | |
| 62 NO_ALLOCATION_FLAGS = 0, | |
| 63 // Return the pointer to the allocated already tagged as a heap object. | |
| 64 TAG_OBJECT = 1 << 0, | |
| 65 // The content of the result register already contains the allocation top in | |
| 66 // new space. | |
| 67 RESULT_CONTAINS_TOP = 1 << 1 | |
| 68 }; | |
| 69 | |
| 70 | |
| 71 // MacroAssembler implements a collection of frequently used macros. | 40 // MacroAssembler implements a collection of frequently used macros. |
| 72 class MacroAssembler: public Assembler { | 41 class MacroAssembler: public Assembler { |
| 73 public: | 42 public: |
| 74 MacroAssembler(void* buffer, int size); | 43 MacroAssembler(void* buffer, int size); |
| 75 | 44 |
| 76 // --------------------------------------------------------------------------- | 45 // --------------------------------------------------------------------------- |
| 77 // GC Support | 46 // GC Support |
| 78 | 47 |
| 79 // Set the remembered set bit for [object+offset]. | 48 // Set the remembered set bit for [object+offset]. |
| 80 // object is the object being stored into, value is the object being stored. | 49 // object is the object being stored into, value is the object being stored. |
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| 423 } \ | 392 } \ |
| 424 masm-> | 393 masm-> |
| 425 #else | 394 #else |
| 426 #define ACCESS_MASM(masm) masm-> | 395 #define ACCESS_MASM(masm) masm-> |
| 427 #endif | 396 #endif |
| 428 | 397 |
| 429 | 398 |
| 430 } } // namespace v8::internal | 399 } } // namespace v8::internal |
| 431 | 400 |
| 432 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 401 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
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