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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions | 5 // modification, are permitted provided that the following conditions |
6 // are met: | 6 // are met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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106 | 106 |
107 | 107 |
108 Address RelocInfo::target_address_address() { | 108 Address RelocInfo::target_address_address() { |
109 ASSERT(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_) | 109 ASSERT(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_) |
110 || rmode_ == EMBEDDED_OBJECT | 110 || rmode_ == EMBEDDED_OBJECT |
111 || rmode_ == EXTERNAL_REFERENCE); | 111 || rmode_ == EXTERNAL_REFERENCE); |
112 return Assembler::target_pointer_address_at(pc_); | 112 return Assembler::target_pointer_address_at(pc_); |
113 } | 113 } |
114 | 114 |
115 | 115 |
| 116 Address RelocInfo::constant_pool_entry_address() { |
| 117 ASSERT(IsInConstantPool()); |
| 118 ASSERT(Assembler::IsLdrPcImmediateOffset(Memory::int32_at(pc_))); |
| 119 return Assembler::target_pointer_address_at(pc_); |
| 120 } |
| 121 |
| 122 |
116 int RelocInfo::target_address_size() { | 123 int RelocInfo::target_address_size() { |
117 return kPointerSize; | 124 return kPointerSize; |
118 } | 125 } |
119 | 126 |
120 | 127 |
121 void RelocInfo::set_target_address(Address target, WriteBarrierMode mode) { | 128 void RelocInfo::set_target_address(Address target, WriteBarrierMode mode) { |
122 ASSERT(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)); | 129 ASSERT(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)); |
123 Assembler::set_target_address_at(pc_, target); | 130 Assembler::set_target_address_at(pc_, target); |
124 if (mode == UPDATE_WRITE_BARRIER && host() != NULL && IsCodeTarget(rmode_)) { | 131 if (mode == UPDATE_WRITE_BARRIER && host() != NULL && IsCodeTarget(rmode_)) { |
125 Object* target_code = Code::GetCodeFromTargetAddress(target); | 132 Object* target_code = Code::GetCodeFromTargetAddress(target); |
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490 // ldr ip, [pc, #...] | 497 // ldr ip, [pc, #...] |
491 // since the instruction accessing this address in the constant pool remains | 498 // since the instruction accessing this address in the constant pool remains |
492 // unchanged. | 499 // unchanged. |
493 } | 500 } |
494 } | 501 } |
495 | 502 |
496 | 503 |
497 } } // namespace v8::internal | 504 } } // namespace v8::internal |
498 | 505 |
499 #endif // V8_ARM_ASSEMBLER_ARM_INL_H_ | 506 #endif // V8_ARM_ASSEMBLER_ARM_INL_H_ |
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