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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_ARM | 7 #if V8_TARGET_ARCH_ARM |
| 8 | 8 |
| 9 #include "src/arm/assembler-arm.h" | 9 #include "src/arm/assembler-arm.h" |
| 10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
| (...skipping 971 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 982 __ CompareRoot(r4, Heap::kHeapNumberMapRootIndex); | 982 __ CompareRoot(r4, Heap::kHeapNumberMapRootIndex); |
| 983 __ b(ne, &non_double_value); | 983 __ b(ne, &non_double_value); |
| 984 | 984 |
| 985 // Value is a double. Transition FAST_SMI_ELEMENTS -> | 985 // Value is a double. Transition FAST_SMI_ELEMENTS -> |
| 986 // FAST_DOUBLE_ELEMENTS and complete the store. | 986 // FAST_DOUBLE_ELEMENTS and complete the store. |
| 987 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | 987 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, |
| 988 FAST_DOUBLE_ELEMENTS, | 988 FAST_DOUBLE_ELEMENTS, |
| 989 receiver_map, | 989 receiver_map, |
| 990 r4, | 990 r4, |
| 991 slow); | 991 slow); |
| 992 ASSERT(receiver_map.is(r3)); // Transition code expects map in r3 | |
| 993 AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, | 992 AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, |
| 994 FAST_DOUBLE_ELEMENTS); | 993 FAST_DOUBLE_ELEMENTS); |
| 995 ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, slow); | 994 ElementsTransitionGenerator::GenerateSmiToDouble( |
| 995 masm, receiver, key, value, receiver_map, mode, slow); |
| 996 __ ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); | 996 __ ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); |
| 997 __ jmp(&fast_double_without_map_check); | 997 __ jmp(&fast_double_without_map_check); |
| 998 | 998 |
| 999 __ bind(&non_double_value); | 999 __ bind(&non_double_value); |
| 1000 // Value is not a double, FAST_SMI_ELEMENTS -> FAST_ELEMENTS | 1000 // Value is not a double, FAST_SMI_ELEMENTS -> FAST_ELEMENTS |
| 1001 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | 1001 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, |
| 1002 FAST_ELEMENTS, | 1002 FAST_ELEMENTS, |
| 1003 receiver_map, | 1003 receiver_map, |
| 1004 r4, | 1004 r4, |
| 1005 slow); | 1005 slow); |
| 1006 ASSERT(receiver_map.is(r3)); // Transition code expects map in r3 | |
| 1007 mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, FAST_ELEMENTS); | 1006 mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, FAST_ELEMENTS); |
| 1008 ElementsTransitionGenerator::GenerateMapChangeElementsTransition(masm, mode, | 1007 ElementsTransitionGenerator::GenerateMapChangeElementsTransition( |
| 1009 slow); | 1008 masm, receiver, key, value, receiver_map, mode, slow); |
| 1010 __ ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); | 1009 __ ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); |
| 1011 __ jmp(&finish_object_store); | 1010 __ jmp(&finish_object_store); |
| 1012 | 1011 |
| 1013 __ bind(&transition_double_elements); | 1012 __ bind(&transition_double_elements); |
| 1014 // Elements are FAST_DOUBLE_ELEMENTS, but value is an Object that's not a | 1013 // Elements are FAST_DOUBLE_ELEMENTS, but value is an Object that's not a |
| 1015 // HeapNumber. Make sure that the receiver is a Array with FAST_ELEMENTS and | 1014 // HeapNumber. Make sure that the receiver is a Array with FAST_ELEMENTS and |
| 1016 // transition array from FAST_DOUBLE_ELEMENTS to FAST_ELEMENTS | 1015 // transition array from FAST_DOUBLE_ELEMENTS to FAST_ELEMENTS |
| 1017 __ LoadTransitionedArrayMapConditional(FAST_DOUBLE_ELEMENTS, | 1016 __ LoadTransitionedArrayMapConditional(FAST_DOUBLE_ELEMENTS, |
| 1018 FAST_ELEMENTS, | 1017 FAST_ELEMENTS, |
| 1019 receiver_map, | 1018 receiver_map, |
| 1020 r4, | 1019 r4, |
| 1021 slow); | 1020 slow); |
| 1022 ASSERT(receiver_map.is(r3)); // Transition code expects map in r3 | |
| 1023 mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS); | 1021 mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS); |
| 1024 ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, slow); | 1022 ElementsTransitionGenerator::GenerateDoubleToObject( |
| 1023 masm, receiver, key, value, receiver_map, mode, slow); |
| 1025 __ ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); | 1024 __ ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); |
| 1026 __ jmp(&finish_object_store); | 1025 __ jmp(&finish_object_store); |
| 1027 } | 1026 } |
| 1028 | 1027 |
| 1029 | 1028 |
| 1030 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm, | 1029 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm, |
| 1031 StrictMode strict_mode) { | 1030 StrictMode strict_mode) { |
| 1032 // ---------- S t a t e -------------- | 1031 // ---------- S t a t e -------------- |
| 1033 // -- r0 : value | 1032 // -- r0 : value |
| 1034 // -- r1 : key | 1033 // -- r1 : key |
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| 1286 } else { | 1285 } else { |
| 1287 ASSERT(Assembler::GetCondition(branch_instr) == ne); | 1286 ASSERT(Assembler::GetCondition(branch_instr) == ne); |
| 1288 patcher.EmitCondition(eq); | 1287 patcher.EmitCondition(eq); |
| 1289 } | 1288 } |
| 1290 } | 1289 } |
| 1291 | 1290 |
| 1292 | 1291 |
| 1293 } } // namespace v8::internal | 1292 } } // namespace v8::internal |
| 1294 | 1293 |
| 1295 #endif // V8_TARGET_ARCH_ARM | 1294 #endif // V8_TARGET_ARCH_ARM |
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