OLD | NEW |
1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 |
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
45 | 45 |
46 | 46 |
47 inline Operand SmiUntagOperand(Register object) { | 47 inline Operand SmiUntagOperand(Register object) { |
48 return Operand(object, ASR, kSmiTagSize); | 48 return Operand(object, ASR, kSmiTagSize); |
49 } | 49 } |
50 | 50 |
51 | 51 |
52 | 52 |
53 // Give alias names to registers | 53 // Give alias names to registers |
54 const Register cp = { 8 }; // JavaScript context pointer | 54 const Register cp = { 8 }; // JavaScript context pointer |
55 const Register roots = { 10 }; // Roots array pointer. | 55 const Register kRootRegister = { 10 }; // Roots array pointer. |
56 | 56 |
57 // Flags used for the AllocateInNewSpace functions. | 57 // Flags used for the AllocateInNewSpace functions. |
58 enum AllocationFlags { | 58 enum AllocationFlags { |
59 // No special flags. | 59 // No special flags. |
60 NO_ALLOCATION_FLAGS = 0, | 60 NO_ALLOCATION_FLAGS = 0, |
61 // Return the pointer to the allocated already tagged as a heap object. | 61 // Return the pointer to the allocated already tagged as a heap object. |
62 TAG_OBJECT = 1 << 0, | 62 TAG_OBJECT = 1 << 0, |
63 // The content of the result register already contains the allocation top in | 63 // The content of the result register already contains the allocation top in |
64 // new space. | 64 // new space. |
65 RESULT_CONTAINS_TOP = 1 << 1, | 65 RESULT_CONTAINS_TOP = 1 << 1, |
(...skipping 426 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
492 void LoadContext(Register dst, int context_chain_length); | 492 void LoadContext(Register dst, int context_chain_length); |
493 | 493 |
494 void LoadGlobalFunction(int index, Register function); | 494 void LoadGlobalFunction(int index, Register function); |
495 | 495 |
496 // Load the initial map from the global function. The registers | 496 // Load the initial map from the global function. The registers |
497 // function and map can be the same, function is then overwritten. | 497 // function and map can be the same, function is then overwritten. |
498 void LoadGlobalFunctionInitialMap(Register function, | 498 void LoadGlobalFunctionInitialMap(Register function, |
499 Register map, | 499 Register map, |
500 Register scratch); | 500 Register scratch); |
501 | 501 |
| 502 void InitializeRootRegister() { |
| 503 ExternalReference roots_array_start = |
| 504 ExternalReference::roots_array_start(isolate()); |
| 505 mov(kRootRegister, Operand(roots_array_start)); |
| 506 } |
| 507 |
502 // --------------------------------------------------------------------------- | 508 // --------------------------------------------------------------------------- |
503 // JavaScript invokes | 509 // JavaScript invokes |
504 | 510 |
505 // Setup call kind marking in ecx. The method takes ecx as an | 511 // Setup call kind marking in ecx. The method takes ecx as an |
506 // explicit first parameter to make the code more readable at the | 512 // explicit first parameter to make the code more readable at the |
507 // call sites. | 513 // call sites. |
508 void SetCallKind(Register dst, CallKind kind); | 514 void SetCallKind(Register dst, CallKind kind); |
509 | 515 |
510 // Invoke the JavaScript function code by either calling or jumping. | 516 // Invoke the JavaScript function code by either calling or jumping. |
511 void InvokeCode(Register code, | 517 void InvokeCode(Register code, |
(...skipping 814 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1326 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1332 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1327 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1333 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1328 #else | 1334 #else |
1329 #define ACCESS_MASM(masm) masm-> | 1335 #define ACCESS_MASM(masm) masm-> |
1330 #endif | 1336 #endif |
1331 | 1337 |
1332 | 1338 |
1333 } } // namespace v8::internal | 1339 } } // namespace v8::internal |
1334 | 1340 |
1335 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 1341 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
OLD | NEW |