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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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| 756 | 756 |
| 757 ldr(scratch, FieldMemOperand(scratch, token_offset)); | 757 ldr(scratch, FieldMemOperand(scratch, token_offset)); |
| 758 ldr(ip, FieldMemOperand(ip, token_offset)); | 758 ldr(ip, FieldMemOperand(ip, token_offset)); |
| 759 cmp(scratch, Operand(ip)); | 759 cmp(scratch, Operand(ip)); |
| 760 b(ne, miss); | 760 b(ne, miss); |
| 761 | 761 |
| 762 bind(&same_contexts); | 762 bind(&same_contexts); |
| 763 } | 763 } |
| 764 | 764 |
| 765 | 765 |
| 766 void MacroAssembler::AllocateObjectInNewSpace(int object_size, | 766 void MacroAssembler::AllocateInNewSpace(int object_size, |
| 767 Register result, | 767 Register result, |
| 768 Register scratch1, | 768 Register scratch1, |
| 769 Register scratch2, | 769 Register scratch2, |
| 770 Label* gc_required, | 770 Label* gc_required, |
| 771 AllocationFlags flags) { | 771 AllocationFlags flags) { |
| 772 ASSERT(!result.is(scratch1)); | 772 ASSERT(!result.is(scratch1)); |
| 773 ASSERT(!scratch1.is(scratch2)); | 773 ASSERT(!scratch1.is(scratch2)); |
| 774 | 774 |
| 775 // Load address of new object into result and allocation top address into | 775 // Load address of new object into result and allocation top address into |
| 776 // scratch1. | 776 // scratch1. |
| 777 ExternalReference new_space_allocation_top = | 777 ExternalReference new_space_allocation_top = |
| 778 ExternalReference::new_space_allocation_top_address(); | 778 ExternalReference::new_space_allocation_top_address(); |
| 779 mov(scratch1, Operand(new_space_allocation_top)); | 779 mov(scratch1, Operand(new_space_allocation_top)); |
| 780 if ((flags & RESULT_CONTAINS_TOP) == 0) { | 780 if ((flags & RESULT_CONTAINS_TOP) == 0) { |
| 781 ldr(result, MemOperand(scratch1)); | 781 ldr(result, MemOperand(scratch1)); |
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| 806 // Tag and adjust back to start of new object. | 806 // Tag and adjust back to start of new object. |
| 807 if ((flags & TAG_OBJECT) != 0) { | 807 if ((flags & TAG_OBJECT) != 0) { |
| 808 sub(result, result, Operand((object_size * kPointerSize) - | 808 sub(result, result, Operand((object_size * kPointerSize) - |
| 809 kHeapObjectTag)); | 809 kHeapObjectTag)); |
| 810 } else { | 810 } else { |
| 811 sub(result, result, Operand(object_size * kPointerSize)); | 811 sub(result, result, Operand(object_size * kPointerSize)); |
| 812 } | 812 } |
| 813 } | 813 } |
| 814 | 814 |
| 815 | 815 |
| 816 void MacroAssembler::AllocateObjectInNewSpace(Register object_size, | 816 void MacroAssembler::AllocateInNewSpace(Register object_size, |
| 817 Register result, | 817 Register result, |
| 818 Register scratch1, | 818 Register scratch1, |
| 819 Register scratch2, | 819 Register scratch2, |
| 820 Label* gc_required, | 820 Label* gc_required, |
| 821 AllocationFlags flags) { | 821 AllocationFlags flags) { |
| 822 ASSERT(!result.is(scratch1)); | 822 ASSERT(!result.is(scratch1)); |
| 823 ASSERT(!scratch1.is(scratch2)); | 823 ASSERT(!scratch1.is(scratch2)); |
| 824 | 824 |
| 825 // Load address of new object into result and allocation top address into | 825 // Load address of new object into result and allocation top address into |
| 826 // scratch1. | 826 // scratch1. |
| 827 ExternalReference new_space_allocation_top = | 827 ExternalReference new_space_allocation_top = |
| 828 ExternalReference::new_space_allocation_top_address(); | 828 ExternalReference::new_space_allocation_top_address(); |
| 829 mov(scratch1, Operand(new_space_allocation_top)); | 829 mov(scratch1, Operand(new_space_allocation_top)); |
| 830 if ((flags & RESULT_CONTAINS_TOP) == 0) { | 830 if ((flags & RESULT_CONTAINS_TOP) == 0) { |
| 831 ldr(result, MemOperand(scratch1)); | 831 ldr(result, MemOperand(scratch1)); |
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| 1175 } | 1175 } |
| 1176 | 1176 |
| 1177 | 1177 |
| 1178 void CodePatcher::Emit(Address addr) { | 1178 void CodePatcher::Emit(Address addr) { |
| 1179 masm()->emit(reinterpret_cast<Instr>(addr)); | 1179 masm()->emit(reinterpret_cast<Instr>(addr)); |
| 1180 } | 1180 } |
| 1181 #endif // ENABLE_DEBUGGER_SUPPORT | 1181 #endif // ENABLE_DEBUGGER_SUPPORT |
| 1182 | 1182 |
| 1183 | 1183 |
| 1184 } } // namespace v8::internal | 1184 } } // namespace v8::internal |
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