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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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45 // Give alias names to registers | 45 // Give alias names to registers |
46 const Register cp = { 8 }; // JavaScript context pointer | 46 const Register cp = { 8 }; // JavaScript context pointer |
47 const Register roots = { 10 }; // Roots array pointer. | 47 const Register roots = { 10 }; // Roots array pointer. |
48 | 48 |
49 enum InvokeJSFlags { | 49 enum InvokeJSFlags { |
50 CALL_JS, | 50 CALL_JS, |
51 JUMP_JS | 51 JUMP_JS |
52 }; | 52 }; |
53 | 53 |
54 | 54 |
55 // Flags used for the AllocateInNewSpace functions. | |
56 enum AllocationFlags { | |
57 // No special flags. | |
58 NO_ALLOCATION_FLAGS = 0, | |
59 // Return the pointer to the allocated already tagged as a heap object. | |
60 TAG_OBJECT = 1 << 0, | |
61 // The content of the result register already contains the allocation top in | |
62 // new space. | |
63 RESULT_CONTAINS_TOP = 1 << 1, | |
64 SIZE_IN_WORDS = 1 << 2 | |
Vyacheslav Egorov (Chromium)
2010/05/07 13:18:26
Comment about SIZE_IN_WORDS meaning for the sake o
| |
65 }; | |
66 | |
67 | |
55 // MacroAssembler implements a collection of frequently used macros. | 68 // MacroAssembler implements a collection of frequently used macros. |
56 class MacroAssembler: public Assembler { | 69 class MacroAssembler: public Assembler { |
57 public: | 70 public: |
58 MacroAssembler(void* buffer, int size); | 71 MacroAssembler(void* buffer, int size); |
59 | 72 |
60 // Jump, Call, and Ret pseudo instructions implementing inter-working. | 73 // Jump, Call, and Ret pseudo instructions implementing inter-working. |
61 void Jump(Register target, Condition cond = al); | 74 void Jump(Register target, Condition cond = al); |
62 void Jump(byte* target, RelocInfo::Mode rmode, Condition cond = al); | 75 void Jump(byte* target, RelocInfo::Mode rmode, Condition cond = al); |
63 void Jump(Handle<Code> code, RelocInfo::Mode rmode, Condition cond = al); | 76 void Jump(Handle<Code> code, RelocInfo::Mode rmode, Condition cond = al); |
64 void Call(Register target, Condition cond = al); | 77 void Call(Register target, Condition cond = al); |
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630 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 643 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
631 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 644 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
632 #else | 645 #else |
633 #define ACCESS_MASM(masm) masm-> | 646 #define ACCESS_MASM(masm) masm-> |
634 #endif | 647 #endif |
635 | 648 |
636 | 649 |
637 } } // namespace v8::internal | 650 } } // namespace v8::internal |
638 | 651 |
639 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 652 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
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