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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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2883 cmp(map_in_out, ip); | 2883 cmp(map_in_out, ip); |
2884 b(ne, no_map_match); | 2884 b(ne, no_map_match); |
2885 | 2885 |
2886 // Use the transitioned cached map. | 2886 // Use the transitioned cached map. |
2887 offset = transitioned_kind * kPointerSize + | 2887 offset = transitioned_kind * kPointerSize + |
2888 FixedArrayBase::kHeaderSize; | 2888 FixedArrayBase::kHeaderSize; |
2889 ldr(map_in_out, FieldMemOperand(scratch, offset)); | 2889 ldr(map_in_out, FieldMemOperand(scratch, offset)); |
2890 } | 2890 } |
2891 | 2891 |
2892 | 2892 |
2893 void MacroAssembler::LoadInitialArrayMap( | |
2894 Register function_in, Register scratch, | |
2895 Register map_out, bool can_have_holes) { | |
2896 ASSERT(!function_in.is(map_out)); | |
2897 Label done; | |
2898 ldr(map_out, FieldMemOperand(function_in, | |
2899 JSFunction::kPrototypeOrInitialMapOffset)); | |
2900 if (!FLAG_smi_only_arrays) { | |
2901 ElementsKind kind = can_have_holes ? FAST_HOLEY_ELEMENTS : FAST_ELEMENTS; | |
2902 LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | |
2903 kind, | |
2904 map_out, | |
2905 scratch, | |
2906 &done); | |
2907 } else if (can_have_holes) { | |
2908 LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | |
2909 FAST_HOLEY_SMI_ELEMENTS, | |
2910 map_out, | |
2911 scratch, | |
2912 &done); | |
2913 } | |
2914 bind(&done); | |
2915 } | |
2916 | |
2917 | |
2918 void MacroAssembler::LoadGlobalFunction(int index, Register function) { | 2893 void MacroAssembler::LoadGlobalFunction(int index, Register function) { |
2919 // Load the global or builtins object from the current context. | 2894 // Load the global or builtins object from the current context. |
2920 ldr(function, | 2895 ldr(function, |
2921 MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); | 2896 MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); |
2922 // Load the native context from the global or builtins object. | 2897 // Load the native context from the global or builtins object. |
2923 ldr(function, FieldMemOperand(function, | 2898 ldr(function, FieldMemOperand(function, |
2924 GlobalObject::kNativeContextOffset)); | 2899 GlobalObject::kNativeContextOffset)); |
2925 // Load the function from the native context. | 2900 // Load the function from the native context. |
2926 ldr(function, MemOperand(function, Context::SlotOffset(index))); | 2901 ldr(function, MemOperand(function, Context::SlotOffset(index))); |
2927 } | 2902 } |
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4066 void CodePatcher::EmitCondition(Condition cond) { | 4041 void CodePatcher::EmitCondition(Condition cond) { |
4067 Instr instr = Assembler::instr_at(masm_.pc_); | 4042 Instr instr = Assembler::instr_at(masm_.pc_); |
4068 instr = (instr & ~kCondMask) | cond; | 4043 instr = (instr & ~kCondMask) | cond; |
4069 masm_.emit(instr); | 4044 masm_.emit(instr); |
4070 } | 4045 } |
4071 | 4046 |
4072 | 4047 |
4073 } } // namespace v8::internal | 4048 } } // namespace v8::internal |
4074 | 4049 |
4075 #endif // V8_TARGET_ARCH_ARM | 4050 #endif // V8_TARGET_ARCH_ARM |
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