| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/compiler/machine-operator.h" |
| |
| #include "src/base/lazy-instance.h" |
| #include "src/compiler/opcodes.h" |
| #include "src/compiler/operator.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace compiler { |
| |
| std::ostream& operator<<(std::ostream& os, TruncationMode mode) { |
| switch (mode) { |
| case TruncationMode::kJavaScript: |
| return os << "JavaScript"; |
| case TruncationMode::kRoundToZero: |
| return os << "RoundToZero"; |
| } |
| UNREACHABLE(); |
| return os; |
| } |
| |
| |
| TruncationMode TruncationModeOf(Operator const* op) { |
| DCHECK_EQ(IrOpcode::kTruncateFloat64ToInt32, op->opcode()); |
| return OpParameter<TruncationMode>(op); |
| } |
| |
| |
| std::ostream& operator<<(std::ostream& os, WriteBarrierKind kind) { |
| switch (kind) { |
| case kNoWriteBarrier: |
| return os << "NoWriteBarrier"; |
| case kMapWriteBarrier: |
| return os << "MapWriteBarrier"; |
| case kPointerWriteBarrier: |
| return os << "PointerWriteBarrier"; |
| case kFullWriteBarrier: |
| return os << "FullWriteBarrier"; |
| } |
| UNREACHABLE(); |
| return os; |
| } |
| |
| |
| bool operator==(StoreRepresentation lhs, StoreRepresentation rhs) { |
| return lhs.representation() == rhs.representation() && |
| lhs.write_barrier_kind() == rhs.write_barrier_kind(); |
| } |
| |
| |
| bool operator!=(StoreRepresentation lhs, StoreRepresentation rhs) { |
| return !(lhs == rhs); |
| } |
| |
| |
| size_t hash_value(StoreRepresentation rep) { |
| return base::hash_combine(rep.representation(), rep.write_barrier_kind()); |
| } |
| |
| |
| std::ostream& operator<<(std::ostream& os, StoreRepresentation rep) { |
| return os << "(" << rep.representation() << " : " << rep.write_barrier_kind() |
| << ")"; |
| } |
| |
| |
| LoadRepresentation LoadRepresentationOf(Operator const* op) { |
| DCHECK_EQ(IrOpcode::kLoad, op->opcode()); |
| return OpParameter<LoadRepresentation>(op); |
| } |
| |
| |
| StoreRepresentation const& StoreRepresentationOf(Operator const* op) { |
| DCHECK_EQ(IrOpcode::kStore, op->opcode()); |
| return OpParameter<StoreRepresentation>(op); |
| } |
| |
| |
| CheckedLoadRepresentation CheckedLoadRepresentationOf(Operator const* op) { |
| DCHECK_EQ(IrOpcode::kCheckedLoad, op->opcode()); |
| return OpParameter<CheckedLoadRepresentation>(op); |
| } |
| |
| |
| CheckedStoreRepresentation CheckedStoreRepresentationOf(Operator const* op) { |
| DCHECK_EQ(IrOpcode::kCheckedStore, op->opcode()); |
| return OpParameter<CheckedStoreRepresentation>(op); |
| } |
| |
| MachineRepresentation StackSlotRepresentationOf(Operator const* op) { |
| DCHECK_EQ(IrOpcode::kStackSlot, op->opcode()); |
| return OpParameter<MachineRepresentation>(op); |
| } |
| |
| #define PURE_OP_LIST(V) \ |
| V(Word32And, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Word32Or, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Word32Xor, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Word32Shl, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word32Shr, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word32Sar, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word32Ror, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word32Equal, Operator::kCommutative, 2, 0, 1) \ |
| V(Word32Clz, Operator::kNoProperties, 1, 0, 1) \ |
| V(Word64And, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Word64Or, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Word64Xor, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Word64Shl, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word64Shr, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word64Sar, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word64Ror, Operator::kNoProperties, 2, 0, 1) \ |
| V(Word64Clz, Operator::kNoProperties, 1, 0, 1) \ |
| V(Word64Equal, Operator::kCommutative, 2, 0, 1) \ |
| V(Int32Add, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Int32AddWithOverflow, Operator::kAssociative | Operator::kCommutative, 2, \ |
| 0, 2) \ |
| V(Int32Sub, Operator::kNoProperties, 2, 0, 1) \ |
| V(Int32SubWithOverflow, Operator::kNoProperties, 2, 0, 2) \ |
| V(Int32Mul, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Int32MulHigh, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Int32Div, Operator::kNoProperties, 2, 1, 1) \ |
| V(Int32Mod, Operator::kNoProperties, 2, 1, 1) \ |
| V(Int32LessThan, Operator::kNoProperties, 2, 0, 1) \ |
| V(Int32LessThanOrEqual, Operator::kNoProperties, 2, 0, 1) \ |
| V(Uint32Div, Operator::kNoProperties, 2, 1, 1) \ |
| V(Uint32LessThan, Operator::kNoProperties, 2, 0, 1) \ |
| V(Uint32LessThanOrEqual, Operator::kNoProperties, 2, 0, 1) \ |
| V(Uint32Mod, Operator::kNoProperties, 2, 1, 1) \ |
| V(Uint32MulHigh, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Int64Add, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Int64AddWithOverflow, Operator::kAssociative | Operator::kCommutative, 2, \ |
| 0, 2) \ |
| V(Int64Sub, Operator::kNoProperties, 2, 0, 1) \ |
| V(Int64SubWithOverflow, Operator::kNoProperties, 2, 0, 2) \ |
| V(Int64Mul, Operator::kAssociative | Operator::kCommutative, 2, 0, 1) \ |
| V(Int64Div, Operator::kNoProperties, 2, 1, 1) \ |
| V(Int64Mod, Operator::kNoProperties, 2, 1, 1) \ |
| V(Int64LessThan, Operator::kNoProperties, 2, 0, 1) \ |
| V(Int64LessThanOrEqual, Operator::kNoProperties, 2, 0, 1) \ |
| V(Uint64Div, Operator::kNoProperties, 2, 1, 1) \ |
| V(Uint64Mod, Operator::kNoProperties, 2, 1, 1) \ |
| V(Uint64LessThan, Operator::kNoProperties, 2, 0, 1) \ |
| V(Uint64LessThanOrEqual, Operator::kNoProperties, 2, 0, 1) \ |
| V(ChangeFloat32ToFloat64, Operator::kNoProperties, 1, 0, 1) \ |
| V(ChangeFloat64ToInt32, Operator::kNoProperties, 1, 0, 1) \ |
| V(ChangeFloat64ToUint32, Operator::kNoProperties, 1, 0, 1) \ |
| V(TruncateFloat64ToUint32, Operator::kNoProperties, 1, 0, 1) \ |
| V(TruncateFloat32ToInt32, Operator::kNoProperties, 1, 0, 1) \ |
| V(TruncateFloat32ToUint32, Operator::kNoProperties, 1, 0, 1) \ |
| V(TryTruncateFloat32ToInt64, Operator::kNoProperties, 1, 0, 2) \ |
| V(TryTruncateFloat64ToInt64, Operator::kNoProperties, 1, 0, 2) \ |
| V(TryTruncateFloat32ToUint64, Operator::kNoProperties, 1, 0, 2) \ |
| V(TryTruncateFloat64ToUint64, Operator::kNoProperties, 1, 0, 2) \ |
| V(ChangeInt32ToFloat64, Operator::kNoProperties, 1, 0, 1) \ |
| V(RoundInt32ToFloat32, Operator::kNoProperties, 1, 0, 1) \ |
| V(RoundInt64ToFloat32, Operator::kNoProperties, 1, 0, 1) \ |
| V(RoundInt64ToFloat64, Operator::kNoProperties, 1, 0, 1) \ |
| V(RoundUint32ToFloat32, Operator::kNoProperties, 1, 0, 1) \ |
| V(RoundUint64ToFloat32, Operator::kNoProperties, 1, 0, 1) \ |
| V(RoundUint64ToFloat64, Operator::kNoProperties, 1, 0, 1) \ |
| V(ChangeInt32ToInt64, Operator::kNoProperties, 1, 0, 1) \ |
| V(ChangeUint32ToFloat64, Operator::kNoProperties, 1, 0, 1) \ |
| V(ChangeUint32ToUint64, Operator::kNoProperties, 1, 0, 1) \ |
| V(TruncateFloat64ToFloat32, Operator::kNoProperties, 1, 0, 1) \ |
| V(TruncateInt64ToInt32, Operator::kNoProperties, 1, 0, 1) \ |
| V(BitcastFloat32ToInt32, Operator::kNoProperties, 1, 0, 1) \ |
| V(BitcastFloat64ToInt64, Operator::kNoProperties, 1, 0, 1) \ |
| V(BitcastInt32ToFloat32, Operator::kNoProperties, 1, 0, 1) \ |
| V(BitcastInt64ToFloat64, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float32Abs, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float32Add, Operator::kCommutative, 2, 0, 1) \ |
| V(Float32Sub, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float32Mul, Operator::kCommutative, 2, 0, 1) \ |
| V(Float32Div, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float32Sqrt, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64Abs, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64Add, Operator::kCommutative, 2, 0, 1) \ |
| V(Float64Sub, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64Mul, Operator::kCommutative, 2, 0, 1) \ |
| V(Float64Div, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64Mod, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64Sqrt, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float32Equal, Operator::kCommutative, 2, 0, 1) \ |
| V(Float32LessThan, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float32LessThanOrEqual, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64Equal, Operator::kCommutative, 2, 0, 1) \ |
| V(Float64LessThan, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64LessThanOrEqual, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64ExtractLowWord32, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64ExtractHighWord32, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64InsertLowWord32, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64InsertHighWord32, Operator::kNoProperties, 2, 0, 1) \ |
| V(LoadStackPointer, Operator::kNoProperties, 0, 0, 1) \ |
| V(LoadFramePointer, Operator::kNoProperties, 0, 0, 1) \ |
| V(LoadParentFramePointer, Operator::kNoProperties, 0, 0, 1) \ |
| V(Int32PairAdd, Operator::kNoProperties, 4, 0, 2) \ |
| V(Int32PairSub, Operator::kNoProperties, 4, 0, 2) \ |
| V(Int32PairMul, Operator::kNoProperties, 4, 0, 2) \ |
| V(Word32PairShl, Operator::kNoProperties, 3, 0, 2) \ |
| V(Word32PairShr, Operator::kNoProperties, 3, 0, 2) \ |
| V(Word32PairSar, Operator::kNoProperties, 3, 0, 2) |
| |
| #define PURE_OPTIONAL_OP_LIST(V) \ |
| V(Word32Ctz, Operator::kNoProperties, 1, 0, 1) \ |
| V(Word64Ctz, Operator::kNoProperties, 1, 0, 1) \ |
| V(Word32ReverseBits, Operator::kNoProperties, 1, 0, 1) \ |
| V(Word64ReverseBits, Operator::kNoProperties, 1, 0, 1) \ |
| V(Word32Popcnt, Operator::kNoProperties, 1, 0, 1) \ |
| V(Word64Popcnt, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float32Max, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float32Min, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64Max, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float64Min, Operator::kNoProperties, 2, 0, 1) \ |
| V(Float32RoundDown, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64RoundDown, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float32RoundUp, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64RoundUp, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float32RoundTruncate, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64RoundTruncate, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64RoundTiesAway, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float32RoundTiesEven, Operator::kNoProperties, 1, 0, 1) \ |
| V(Float64RoundTiesEven, Operator::kNoProperties, 1, 0, 1) |
| |
| #define MACHINE_TYPE_LIST(V) \ |
| V(Float32) \ |
| V(Float64) \ |
| V(Simd128) \ |
| V(Int8) \ |
| V(Uint8) \ |
| V(Int16) \ |
| V(Uint16) \ |
| V(Int32) \ |
| V(Uint32) \ |
| V(Int64) \ |
| V(Uint64) \ |
| V(Pointer) \ |
| V(AnyTagged) |
| |
| #define MACHINE_REPRESENTATION_LIST(V) \ |
| V(kFloat32) \ |
| V(kFloat64) \ |
| V(kSimd128) \ |
| V(kWord8) \ |
| V(kWord16) \ |
| V(kWord32) \ |
| V(kWord64) \ |
| V(kTagged) |
| |
| struct MachineOperatorGlobalCache { |
| #define PURE(Name, properties, value_input_count, control_input_count, \ |
| output_count) \ |
| struct Name##Operator final : public Operator { \ |
| Name##Operator() \ |
| : Operator(IrOpcode::k##Name, Operator::kPure | properties, #Name, \ |
| value_input_count, 0, control_input_count, output_count, 0, \ |
| 0) {} \ |
| }; \ |
| Name##Operator k##Name; |
| PURE_OP_LIST(PURE) |
| PURE_OPTIONAL_OP_LIST(PURE) |
| #undef PURE |
| |
| template <TruncationMode kMode> |
| struct TruncateFloat64ToInt32Operator final |
| : public Operator1<TruncationMode> { |
| TruncateFloat64ToInt32Operator() |
| : Operator1<TruncationMode>(IrOpcode::kTruncateFloat64ToInt32, |
| Operator::kPure, "TruncateFloat64ToInt32", |
| 1, 0, 0, 1, 0, 0, kMode) {} |
| }; |
| TruncateFloat64ToInt32Operator<TruncationMode::kJavaScript> |
| kTruncateFloat64ToInt32JavaScript; |
| TruncateFloat64ToInt32Operator<TruncationMode::kRoundToZero> |
| kTruncateFloat64ToInt32RoundToZero; |
| |
| #define LOAD(Type) \ |
| struct Load##Type##Operator final : public Operator1<LoadRepresentation> { \ |
| Load##Type##Operator() \ |
| : Operator1<LoadRepresentation>( \ |
| IrOpcode::kLoad, Operator::kNoThrow | Operator::kNoWrite, \ |
| "Load", 2, 1, 1, 1, 1, 0, MachineType::Type()) {} \ |
| }; \ |
| struct CheckedLoad##Type##Operator final \ |
| : public Operator1<CheckedLoadRepresentation> { \ |
| CheckedLoad##Type##Operator() \ |
| : Operator1<CheckedLoadRepresentation>( \ |
| IrOpcode::kCheckedLoad, Operator::kNoThrow | Operator::kNoWrite, \ |
| "CheckedLoad", 3, 1, 1, 1, 1, 0, MachineType::Type()) {} \ |
| }; \ |
| Load##Type##Operator kLoad##Type; \ |
| CheckedLoad##Type##Operator kCheckedLoad##Type; |
| MACHINE_TYPE_LIST(LOAD) |
| #undef LOAD |
| |
| #define STACKSLOT(Type) \ |
| struct StackSlot##Type##Operator final \ |
| : public Operator1<MachineRepresentation> { \ |
| StackSlot##Type##Operator() \ |
| : Operator1<MachineRepresentation>( \ |
| IrOpcode::kStackSlot, Operator::kNoThrow, "StackSlot", 0, 0, 0, \ |
| 1, 0, 0, MachineType::Type().representation()) {} \ |
| }; \ |
| StackSlot##Type##Operator kStackSlot##Type; |
| MACHINE_TYPE_LIST(STACKSLOT) |
| #undef STACKSLOT |
| |
| #define STORE(Type) \ |
| struct Store##Type##Operator : public Operator1<StoreRepresentation> { \ |
| explicit Store##Type##Operator(WriteBarrierKind write_barrier_kind) \ |
| : Operator1<StoreRepresentation>( \ |
| IrOpcode::kStore, Operator::kNoRead | Operator::kNoThrow, \ |
| "Store", 3, 1, 1, 0, 1, 0, \ |
| StoreRepresentation(MachineRepresentation::Type, \ |
| write_barrier_kind)) {} \ |
| }; \ |
| struct Store##Type##NoWriteBarrier##Operator final \ |
| : public Store##Type##Operator { \ |
| Store##Type##NoWriteBarrier##Operator() \ |
| : Store##Type##Operator(kNoWriteBarrier) {} \ |
| }; \ |
| struct Store##Type##MapWriteBarrier##Operator final \ |
| : public Store##Type##Operator { \ |
| Store##Type##MapWriteBarrier##Operator() \ |
| : Store##Type##Operator(kMapWriteBarrier) {} \ |
| }; \ |
| struct Store##Type##PointerWriteBarrier##Operator final \ |
| : public Store##Type##Operator { \ |
| Store##Type##PointerWriteBarrier##Operator() \ |
| : Store##Type##Operator(kPointerWriteBarrier) {} \ |
| }; \ |
| struct Store##Type##FullWriteBarrier##Operator final \ |
| : public Store##Type##Operator { \ |
| Store##Type##FullWriteBarrier##Operator() \ |
| : Store##Type##Operator(kFullWriteBarrier) {} \ |
| }; \ |
| struct CheckedStore##Type##Operator final \ |
| : public Operator1<CheckedStoreRepresentation> { \ |
| CheckedStore##Type##Operator() \ |
| : Operator1<CheckedStoreRepresentation>( \ |
| IrOpcode::kCheckedStore, Operator::kNoRead | Operator::kNoThrow, \ |
| "CheckedStore", 4, 1, 1, 0, 1, 0, MachineRepresentation::Type) { \ |
| } \ |
| }; \ |
| Store##Type##NoWriteBarrier##Operator kStore##Type##NoWriteBarrier; \ |
| Store##Type##MapWriteBarrier##Operator kStore##Type##MapWriteBarrier; \ |
| Store##Type##PointerWriteBarrier##Operator \ |
| kStore##Type##PointerWriteBarrier; \ |
| Store##Type##FullWriteBarrier##Operator kStore##Type##FullWriteBarrier; \ |
| CheckedStore##Type##Operator kCheckedStore##Type; |
| MACHINE_REPRESENTATION_LIST(STORE) |
| #undef STORE |
| }; |
| |
| |
| static base::LazyInstance<MachineOperatorGlobalCache>::type kCache = |
| LAZY_INSTANCE_INITIALIZER; |
| |
| |
| MachineOperatorBuilder::MachineOperatorBuilder(Zone* zone, |
| MachineRepresentation word, |
| Flags flags) |
| : cache_(kCache.Get()), word_(word), flags_(flags) { |
| DCHECK(word == MachineRepresentation::kWord32 || |
| word == MachineRepresentation::kWord64); |
| } |
| |
| |
| #define PURE(Name, properties, value_input_count, control_input_count, \ |
| output_count) \ |
| const Operator* MachineOperatorBuilder::Name() { return &cache_.k##Name; } |
| PURE_OP_LIST(PURE) |
| #undef PURE |
| |
| #define PURE(Name, properties, value_input_count, control_input_count, \ |
| output_count) \ |
| const OptionalOperator MachineOperatorBuilder::Name() { \ |
| return OptionalOperator(flags_ & k##Name ? &cache_.k##Name : nullptr); \ |
| } |
| PURE_OPTIONAL_OP_LIST(PURE) |
| #undef PURE |
| |
| |
| const Operator* MachineOperatorBuilder::TruncateFloat64ToInt32( |
| TruncationMode mode) { |
| switch (mode) { |
| case TruncationMode::kJavaScript: |
| return &cache_.kTruncateFloat64ToInt32JavaScript; |
| case TruncationMode::kRoundToZero: |
| return &cache_.kTruncateFloat64ToInt32RoundToZero; |
| } |
| UNREACHABLE(); |
| return nullptr; |
| } |
| |
| |
| const Operator* MachineOperatorBuilder::Load(LoadRepresentation rep) { |
| #define LOAD(Type) \ |
| if (rep == MachineType::Type()) { \ |
| return &cache_.kLoad##Type; \ |
| } |
| MACHINE_TYPE_LIST(LOAD) |
| #undef LOAD |
| UNREACHABLE(); |
| return nullptr; |
| } |
| |
| const Operator* MachineOperatorBuilder::StackSlot(MachineRepresentation rep) { |
| #define STACKSLOT(Type) \ |
| if (rep == MachineType::Type().representation()) { \ |
| return &cache_.kStackSlot##Type; \ |
| } |
| MACHINE_TYPE_LIST(STACKSLOT) |
| #undef STACKSLOT |
| UNREACHABLE(); |
| return nullptr; |
| } |
| |
| const Operator* MachineOperatorBuilder::Store(StoreRepresentation store_rep) { |
| switch (store_rep.representation()) { |
| #define STORE(kRep) \ |
| case MachineRepresentation::kRep: \ |
| switch (store_rep.write_barrier_kind()) { \ |
| case kNoWriteBarrier: \ |
| return &cache_.k##Store##kRep##NoWriteBarrier; \ |
| case kMapWriteBarrier: \ |
| return &cache_.k##Store##kRep##MapWriteBarrier; \ |
| case kPointerWriteBarrier: \ |
| return &cache_.k##Store##kRep##PointerWriteBarrier; \ |
| case kFullWriteBarrier: \ |
| return &cache_.k##Store##kRep##FullWriteBarrier; \ |
| } \ |
| break; |
| MACHINE_REPRESENTATION_LIST(STORE) |
| #undef STORE |
| case MachineRepresentation::kBit: |
| case MachineRepresentation::kNone: |
| break; |
| } |
| UNREACHABLE(); |
| return nullptr; |
| } |
| |
| |
| const Operator* MachineOperatorBuilder::CheckedLoad( |
| CheckedLoadRepresentation rep) { |
| #define LOAD(Type) \ |
| if (rep == MachineType::Type()) { \ |
| return &cache_.kCheckedLoad##Type; \ |
| } |
| MACHINE_TYPE_LIST(LOAD) |
| #undef LOAD |
| UNREACHABLE(); |
| return nullptr; |
| } |
| |
| |
| const Operator* MachineOperatorBuilder::CheckedStore( |
| CheckedStoreRepresentation rep) { |
| switch (rep) { |
| #define STORE(kRep) \ |
| case MachineRepresentation::kRep: \ |
| return &cache_.kCheckedStore##kRep; |
| MACHINE_REPRESENTATION_LIST(STORE) |
| #undef STORE |
| case MachineRepresentation::kBit: |
| case MachineRepresentation::kNone: |
| break; |
| } |
| UNREACHABLE(); |
| return nullptr; |
| } |
| |
| // On 32 bit platforms we need to get a reference to optional operators of |
| // 64-bit instructions for later Int64Lowering, even though 32 bit platforms |
| // don't support the original 64-bit instruction. |
| const Operator* MachineOperatorBuilder::Word64PopcntPlaceholder() { |
| return &cache_.kWord64Popcnt; |
| } |
| |
| // On 32 bit platforms we need to get a reference to optional operators of |
| // 64-bit instructions for later Int64Lowering, even though 32 bit platforms |
| // don't support the original 64-bit instruction. |
| const Operator* MachineOperatorBuilder::Word64CtzPlaceholder() { |
| return &cache_.kWord64Ctz; |
| } |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |