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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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112 // Check if object is in new space. | 112 // Check if object is in new space. |
113 // scratch can be object itself, but it will be clobbered. | 113 // scratch can be object itself, but it will be clobbered. |
114 void InNewSpace(Register object, | 114 void InNewSpace(Register object, |
115 Register scratch, | 115 Register scratch, |
116 Condition cc, // eq for new space, ne otherwise | 116 Condition cc, // eq for new space, ne otherwise |
117 Label* branch); | 117 Label* branch); |
118 | 118 |
119 | 119 |
120 // For the page containing |object| mark the region covering [object+offset] | 120 // For the page containing |object| mark the region covering [object+offset] |
121 // dirty. The object address must be in the first 8K of an allocated page. | 121 // dirty. The object address must be in the first 8K of an allocated page. |
122 void RecordWriteHelper(Register object, Register offset, Register scracth); | 122 void RecordWriteHelper(Register object, Register offset, Register scratch); |
123 | 123 |
124 // For the page containing |object| mark the region covering [object+offset] | 124 // For the page containing |object| mark the region covering [object+offset] |
125 // dirty. The object address must be in the first 8K of an allocated page. | 125 // dirty. The object address must be in the first 8K of an allocated page. |
126 // The 'scratch' register is used in the implementation and all 3 registers | 126 // The 'scratch' register is used in the implementation and all 3 registers |
127 // are clobbered by the operation, as well as the ip register. | 127 // are clobbered by the operation, as well as the ip register. |
128 void RecordWrite(Register object, Register offset, Register scratch); | 128 void RecordWrite(Register object, Register offset, Register scratch); |
129 | 129 |
130 // Push two registers. Pushes leftmost register first (to highest address). | 130 // Push two registers. Pushes leftmost register first (to highest address). |
131 void Push(Register src1, Register src2, Condition cond = al) { | 131 void Push(Register src1, Register src2, Condition cond = al) { |
132 ASSERT(!src1.is(src2)); | 132 ASSERT(!src1.is(src2)); |
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658 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 658 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
659 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 659 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
660 #else | 660 #else |
661 #define ACCESS_MASM(masm) masm-> | 661 #define ACCESS_MASM(masm) masm-> |
662 #endif | 662 #endif |
663 | 663 |
664 | 664 |
665 } } // namespace v8::internal | 665 } } // namespace v8::internal |
666 | 666 |
667 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 667 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
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