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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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_PPC | 7 #if V8_TARGET_ARCH_PPC |
| 8 | 8 |
| 9 #include "src/ic/ic.h" | 9 #include "src/ic/ic.h" |
| 10 #include "src/ic/ic-compiler.h" | 10 #include "src/ic/ic-compiler.h" |
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| 23 | 23 |
| 24 // Do tail-call to runtime routine. | 24 // Do tail-call to runtime routine. |
| 25 __ TailCallRuntime(Runtime::kSetProperty, 4, 1); | 25 __ TailCallRuntime(Runtime::kSetProperty, 4, 1); |
| 26 } | 26 } |
| 27 | 27 |
| 28 | 28 |
| 29 #undef __ | 29 #undef __ |
| 30 #define __ ACCESS_MASM(masm()) | 30 #define __ ACCESS_MASM(masm()) |
| 31 | 31 |
| 32 | 32 |
| 33 Handle<Code> PropertyICCompiler::CompilePolymorphic(TypeHandleList* types, | 33 Handle<Code> PropertyICCompiler::CompilePolymorphic(MapHandleList* maps, |
| 34 CodeHandleList* handlers, | 34 CodeHandleList* handlers, |
| 35 Handle<Name> name, | 35 Handle<Name> name, |
| 36 Code::StubType type, | 36 Code::StubType type, |
| 37 IcCheckType check) { | 37 IcCheckType check) { |
| 38 Label miss; | 38 Label miss; |
| 39 | 39 |
| 40 if (check == PROPERTY && | 40 if (check == PROPERTY && |
| 41 (kind() == Code::KEYED_LOAD_IC || kind() == Code::KEYED_STORE_IC)) { | 41 (kind() == Code::KEYED_LOAD_IC || kind() == Code::KEYED_STORE_IC)) { |
| 42 // In case we are compiling an IC for dictionary loads or stores, just | 42 // In case we are compiling an IC for dictionary loads or stores, just |
| 43 // check whether the name is unique. | 43 // check whether the name is unique. |
| 44 if (name.is_identical_to(isolate()->factory()->normal_ic_symbol())) { | 44 if (name.is_identical_to(isolate()->factory()->normal_ic_symbol())) { |
| 45 // Keyed loads with dictionaries shouldn't be here, they go generic. | 45 // Keyed loads with dictionaries shouldn't be here, they go generic. |
| 46 // The DCHECK is to protect assumptions when --vector-ics is on. | 46 // The DCHECK is to protect assumptions when --vector-ics is on. |
| 47 DCHECK(kind() != Code::KEYED_LOAD_IC); | 47 DCHECK(kind() != Code::KEYED_LOAD_IC); |
| 48 Register tmp = scratch1(); | 48 Register tmp = scratch1(); |
| 49 __ JumpIfSmi(this->name(), &miss); | 49 __ JumpIfSmi(this->name(), &miss); |
| 50 __ LoadP(tmp, FieldMemOperand(this->name(), HeapObject::kMapOffset)); | 50 __ LoadP(tmp, FieldMemOperand(this->name(), HeapObject::kMapOffset)); |
| 51 __ lbz(tmp, FieldMemOperand(tmp, Map::kInstanceTypeOffset)); | 51 __ lbz(tmp, FieldMemOperand(tmp, Map::kInstanceTypeOffset)); |
| 52 __ JumpIfNotUniqueNameInstanceType(tmp, &miss); | 52 __ JumpIfNotUniqueNameInstanceType(tmp, &miss); |
| 53 } else { | 53 } else { |
| 54 __ Cmpi(this->name(), Operand(name), r0); | 54 __ Cmpi(this->name(), Operand(name), r0); |
| 55 __ bne(&miss); | 55 __ bne(&miss); |
| 56 } | 56 } |
| 57 } | 57 } |
| 58 | 58 |
| 59 Label number_case; | 59 Label number_case; |
| 60 Label* smi_target = IncludesNumberType(types) ? &number_case : &miss; | 60 Label* smi_target = IncludesNumberMap(maps) ? &number_case : &miss; |
| 61 __ JumpIfSmi(receiver(), smi_target); | 61 __ JumpIfSmi(receiver(), smi_target); |
| 62 | 62 |
| 63 // Polymorphic keyed stores may use the map register | 63 // Polymorphic keyed stores may use the map register |
| 64 Register map_reg = scratch1(); | 64 Register map_reg = scratch1(); |
| 65 DCHECK(kind() != Code::KEYED_STORE_IC || | 65 DCHECK(kind() != Code::KEYED_STORE_IC || |
| 66 map_reg.is(ElementTransitionAndStoreDescriptor::MapRegister())); | 66 map_reg.is(ElementTransitionAndStoreDescriptor::MapRegister())); |
| 67 | 67 |
| 68 int receiver_count = types->length(); | 68 int receiver_count = maps->length(); |
| 69 int number_of_handled_maps = 0; | 69 int number_of_handled_maps = 0; |
| 70 __ LoadP(map_reg, FieldMemOperand(receiver(), HeapObject::kMapOffset)); | 70 __ LoadP(map_reg, FieldMemOperand(receiver(), HeapObject::kMapOffset)); |
| 71 for (int current = 0; current < receiver_count; ++current) { | 71 for (int current = 0; current < receiver_count; ++current) { |
| 72 Handle<HeapType> type = types->at(current); | 72 Handle<Map> map = maps->at(current); |
| 73 Handle<Map> map = IC::TypeToMap(*type, isolate()); | |
| 74 if (!map->is_deprecated()) { | 73 if (!map->is_deprecated()) { |
| 75 number_of_handled_maps++; | 74 number_of_handled_maps++; |
| 76 Handle<WeakCell> cell = Map::WeakCellForMap(map); | 75 Handle<WeakCell> cell = Map::WeakCellForMap(map); |
| 77 __ CmpWeakValue(map_reg, cell, scratch2()); | 76 __ CmpWeakValue(map_reg, cell, scratch2()); |
| 78 if (type->Is(HeapType::Number())) { | 77 if (map->instance_type() == HEAP_NUMBER_TYPE) { |
| 79 DCHECK(!number_case.is_unused()); | 78 DCHECK(!number_case.is_unused()); |
| 80 __ bind(&number_case); | 79 __ bind(&number_case); |
| 81 } | 80 } |
| 82 __ Jump(handlers->at(current), RelocInfo::CODE_TARGET, eq); | 81 __ Jump(handlers->at(current), RelocInfo::CODE_TARGET, eq); |
| 83 } | 82 } |
| 84 } | 83 } |
| 85 DCHECK(number_of_handled_maps != 0); | 84 DCHECK(number_of_handled_maps != 0); |
| 86 | 85 |
| 87 __ bind(&miss); | 86 __ bind(&miss); |
| 88 TailCallBuiltin(masm(), MissBuiltin(kind())); | 87 TailCallBuiltin(masm(), MissBuiltin(kind())); |
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| 124 // Return the generated code. | 123 // Return the generated code. |
| 125 return GetCode(kind(), Code::NORMAL, factory()->empty_string(), POLYMORPHIC); | 124 return GetCode(kind(), Code::NORMAL, factory()->empty_string(), POLYMORPHIC); |
| 126 } | 125 } |
| 127 | 126 |
| 128 | 127 |
| 129 #undef __ | 128 #undef __ |
| 130 } | 129 } |
| 131 } // namespace v8::internal | 130 } // namespace v8::internal |
| 132 | 131 |
| 133 #endif // V8_TARGET_ARCH_PPC | 132 #endif // V8_TARGET_ARCH_PPC |
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