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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/crankshaft/hydrogen-instructions.h" | 5 #include "src/crankshaft/hydrogen-instructions.h" |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
8 #include "src/base/ieee754.h" | 8 #include "src/base/ieee754.h" |
9 #include "src/base/safe_math.h" | 9 #include "src/base/safe_math.h" |
| 10 #include "src/codegen.h" |
10 #include "src/crankshaft/hydrogen-infer-representation.h" | 11 #include "src/crankshaft/hydrogen-infer-representation.h" |
11 #include "src/double.h" | 12 #include "src/double.h" |
12 #include "src/elements.h" | 13 #include "src/elements.h" |
13 #include "src/factory.h" | 14 #include "src/factory.h" |
14 | 15 |
15 #if V8_TARGET_ARCH_IA32 | 16 #if V8_TARGET_ARCH_IA32 |
16 #include "src/crankshaft/ia32/lithium-ia32.h" // NOLINT | 17 #include "src/crankshaft/ia32/lithium-ia32.h" // NOLINT |
17 #elif V8_TARGET_ARCH_X64 | 18 #elif V8_TARGET_ARCH_X64 |
18 #include "src/crankshaft/x64/lithium-x64.h" // NOLINT | 19 #include "src/crankshaft/x64/lithium-x64.h" // NOLINT |
19 #elif V8_TARGET_ARCH_ARM64 | 20 #elif V8_TARGET_ARCH_ARM64 |
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37 namespace v8 { | 38 namespace v8 { |
38 namespace internal { | 39 namespace internal { |
39 | 40 |
40 #define DEFINE_COMPILE(type) \ | 41 #define DEFINE_COMPILE(type) \ |
41 LInstruction* H##type::CompileToLithium(LChunkBuilder* builder) { \ | 42 LInstruction* H##type::CompileToLithium(LChunkBuilder* builder) { \ |
42 return builder->Do##type(this); \ | 43 return builder->Do##type(this); \ |
43 } | 44 } |
44 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DEFINE_COMPILE) | 45 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DEFINE_COMPILE) |
45 #undef DEFINE_COMPILE | 46 #undef DEFINE_COMPILE |
46 | 47 |
| 48 Representation RepresentationFromMachineType(MachineType type) { |
| 49 if (type == MachineType::Int32()) { |
| 50 return Representation::Integer32(); |
| 51 } |
| 52 |
| 53 if (type == MachineType::TaggedSigned()) { |
| 54 return Representation::Smi(); |
| 55 } |
| 56 |
| 57 if (type == MachineType::Pointer()) { |
| 58 return Representation::External(); |
| 59 } |
| 60 |
| 61 return Representation::Tagged(); |
| 62 } |
47 | 63 |
48 Isolate* HValue::isolate() const { | 64 Isolate* HValue::isolate() const { |
49 DCHECK(block() != NULL); | 65 DCHECK(block() != NULL); |
50 return block()->isolate(); | 66 return block()->isolate(); |
51 } | 67 } |
52 | 68 |
53 | 69 |
54 void HValue::AssumeRepresentation(Representation r) { | 70 void HValue::AssumeRepresentation(Representation r) { |
55 if (CheckFlag(kFlexibleRepresentation)) { | 71 if (CheckFlag(kFlexibleRepresentation)) { |
56 ChangeRepresentation(r); | 72 ChangeRepresentation(r); |
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1049 } | 1065 } |
1050 | 1066 |
1051 | 1067 |
1052 std::ostream& HReturn::PrintDataTo(std::ostream& os) const { // NOLINT | 1068 std::ostream& HReturn::PrintDataTo(std::ostream& os) const { // NOLINT |
1053 return os << NameOf(value()) << " (pop " << NameOf(parameter_count()) | 1069 return os << NameOf(value()) << " (pop " << NameOf(parameter_count()) |
1054 << " values)"; | 1070 << " values)"; |
1055 } | 1071 } |
1056 | 1072 |
1057 | 1073 |
1058 Representation HBranch::observed_input_representation(int index) { | 1074 Representation HBranch::observed_input_representation(int index) { |
1059 if (expected_input_types_.Contains(ToBooleanICStub::NULL_TYPE) || | 1075 if (expected_input_types_ & (ToBooleanHint::kNull | ToBooleanHint::kReceiver | |
1060 expected_input_types_.Contains(ToBooleanICStub::SPEC_OBJECT) || | 1076 ToBooleanHint::kString | ToBooleanHint::kSymbol | |
1061 expected_input_types_.Contains(ToBooleanICStub::STRING) || | 1077 ToBooleanHint::kSimdValue)) { |
1062 expected_input_types_.Contains(ToBooleanICStub::SYMBOL) || | |
1063 expected_input_types_.Contains(ToBooleanICStub::SIMD_VALUE)) { | |
1064 return Representation::Tagged(); | 1078 return Representation::Tagged(); |
1065 } | 1079 } |
1066 if (expected_input_types_.Contains(ToBooleanICStub::UNDEFINED)) { | 1080 if (expected_input_types_ & ToBooleanHint::kUndefined) { |
1067 if (expected_input_types_.Contains(ToBooleanICStub::HEAP_NUMBER)) { | 1081 if (expected_input_types_ & ToBooleanHint::kHeapNumber) { |
1068 return Representation::Double(); | 1082 return Representation::Double(); |
1069 } | 1083 } |
1070 return Representation::Tagged(); | 1084 return Representation::Tagged(); |
1071 } | 1085 } |
1072 if (expected_input_types_.Contains(ToBooleanICStub::HEAP_NUMBER)) { | 1086 if (expected_input_types_ & ToBooleanHint::kHeapNumber) { |
1073 return Representation::Double(); | 1087 return Representation::Double(); |
1074 } | 1088 } |
1075 if (expected_input_types_.Contains(ToBooleanICStub::SMI)) { | 1089 if (expected_input_types_ & ToBooleanHint::kSmallInteger) { |
1076 return Representation::Smi(); | 1090 return Representation::Smi(); |
1077 } | 1091 } |
1078 return Representation::None(); | 1092 return Representation::None(); |
1079 } | 1093 } |
1080 | 1094 |
1081 | 1095 |
1082 bool HBranch::KnownSuccessorBlock(HBasicBlock** block) { | 1096 bool HBranch::KnownSuccessorBlock(HBasicBlock** block) { |
1083 HValue* value = this->value(); | 1097 HValue* value = this->value(); |
1084 if (value->EmitAtUses()) { | 1098 if (value->EmitAtUses()) { |
1085 DCHECK(value->IsConstant()); | 1099 DCHECK(value->IsConstant()); |
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4032 case HObjectAccess::kExternalMemory: | 4046 case HObjectAccess::kExternalMemory: |
4033 os << "[external-memory]"; | 4047 os << "[external-memory]"; |
4034 break; | 4048 break; |
4035 } | 4049 } |
4036 | 4050 |
4037 return os << "@" << access.offset(); | 4051 return os << "@" << access.offset(); |
4038 } | 4052 } |
4039 | 4053 |
4040 } // namespace internal | 4054 } // namespace internal |
4041 } // namespace v8 | 4055 } // namespace v8 |
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