// 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 {
OStream& operator<<(OStream& os, const WriteBarrierKind& write_barrier_kind) {
switch (write_barrier_kind) {
case kNoWriteBarrier:
return os << "NoWriteBarrier";
case kFullWriteBarrier:
return os << "FullWriteBarrier";
}
UNREACHABLE();
return os;
}
OStream& operator<<(OStream& os, const StoreRepresentation& rep) {
return os << "(" << rep.machine_type() << " : " << rep.write_barrier_kind()
<< ")";
}
template <>
struct StaticParameterTraits<StoreRepresentation> {
static OStream& PrintTo(OStream& os, const StoreRepresentation& rep) {
return os << rep;
}
static int HashCode(const StoreRepresentation& rep) {
return rep.machine_type() + rep.write_barrier_kind();
}
static bool Equals(const StoreRepresentation& rep1,
const StoreRepresentation& rep2) {
return rep1 == rep2;
}
};
template <>
struct StaticParameterTraits<LoadRepresentation> {
static OStream& PrintTo(OStream& os, LoadRepresentation type) { // NOLINT
return os << type;
}
static int HashCode(LoadRepresentation type) { return type; }
static bool Equals(LoadRepresentation lhs, LoadRepresentation rhs) {
return lhs == rhs;
}
};
#define PURE_OP_LIST(V) \
V(Word32And, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Word32Or, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Word32Xor, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Word32Shl, Operator::kNoProperties, 2, 1) \
V(Word32Shr, Operator::kNoProperties, 2, 1) \
V(Word32Sar, Operator::kNoProperties, 2, 1) \
V(Word32Ror, Operator::kNoProperties, 2, 1) \
V(Word32Equal, Operator::kCommutative, 2, 1) \
V(Word64And, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Word64Or, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Word64Xor, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Word64Shl, Operator::kNoProperties, 2, 1) \
V(Word64Shr, Operator::kNoProperties, 2, 1) \
V(Word64Sar, Operator::kNoProperties, 2, 1) \
V(Word64Ror, Operator::kNoProperties, 2, 1) \
V(Word64Equal, Operator::kCommutative, 2, 1) \
V(Int32Add, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Int32AddWithOverflow, Operator::kAssociative | Operator::kCommutative, 2, \
2) \
V(Int32Sub, Operator::kNoProperties, 2, 1) \
V(Int32SubWithOverflow, Operator::kNoProperties, 2, 2) \
V(Int32Mul, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Int32Div, Operator::kNoProperties, 2, 1) \
V(Int32UDiv, Operator::kNoProperties, 2, 1) \
V(Int32Mod, Operator::kNoProperties, 2, 1) \
V(Int32UMod, Operator::kNoProperties, 2, 1) \
V(Int32LessThan, Operator::kNoProperties, 2, 1) \
V(Int32LessThanOrEqual, Operator::kNoProperties, 2, 1) \
V(Uint32LessThan, Operator::kNoProperties, 2, 1) \
V(Uint32LessThanOrEqual, Operator::kNoProperties, 2, 1) \
V(Int64Add, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Int64Sub, Operator::kNoProperties, 2, 1) \
V(Int64Mul, Operator::kAssociative | Operator::kCommutative, 2, 1) \
V(Int64Div, Operator::kNoProperties, 2, 1) \
V(Int64UDiv, Operator::kNoProperties, 2, 1) \
V(Int64Mod, Operator::kNoProperties, 2, 1) \
V(Int64UMod, Operator::kNoProperties, 2, 1) \
V(Int64LessThan, Operator::kNoProperties, 2, 1) \
V(Int64LessThanOrEqual, Operator::kNoProperties, 2, 1) \
V(ChangeFloat32ToFloat64, Operator::kNoProperties, 1, 1) \
V(ChangeFloat64ToInt32, Operator::kNoProperties, 1, 1) \
V(ChangeFloat64ToUint32, Operator::kNoProperties, 1, 1) \
V(ChangeInt32ToFloat64, Operator::kNoProperties, 1, 1) \
V(ChangeInt32ToInt64, Operator::kNoProperties, 1, 1) \
V(ChangeUint32ToFloat64, Operator::kNoProperties, 1, 1) \
V(ChangeUint32ToUint64, Operator::kNoProperties, 1, 1) \
V(TruncateFloat64ToFloat32, Operator::kNoProperties, 1, 1) \
V(TruncateFloat64ToInt32, Operator::kNoProperties, 1, 1) \
V(TruncateInt64ToInt32, Operator::kNoProperties, 1, 1) \
V(Float64Add, Operator::kCommutative, 2, 1) \
V(Float64Sub, Operator::kNoProperties, 2, 1) \
V(Float64Mul, Operator::kCommutative, 2, 1) \
V(Float64Div, Operator::kNoProperties, 2, 1) \
V(Float64Mod, Operator::kNoProperties, 2, 1) \
V(Float64Sqrt, Operator::kNoProperties, 1, 1) \
V(Float64Equal, Operator::kCommutative, 2, 1) \
V(Float64LessThan, Operator::kNoProperties, 2, 1) \
V(Float64LessThanOrEqual, Operator::kNoProperties, 2, 1)
#define MACHINE_TYPE_LIST(V) \
V(MachFloat32) \
V(MachFloat64) \
V(MachInt8) \
V(MachUint8) \
V(MachInt16) \
V(MachUint16) \
V(MachInt32) \
V(MachUint32) \
V(MachInt64) \
V(MachUint64) \
V(MachAnyTagged) \
V(RepBit) \
V(RepWord8) \
V(RepWord16) \
V(RepWord32) \
V(RepWord64) \
V(RepFloat32) \
V(RepFloat64) \
V(RepTagged)
struct MachineOperatorBuilderImpl {
#define PURE(Name, properties, input_count, output_count) \
struct Name##Operator FINAL : public SimpleOperator { \
Name##Operator() \
: SimpleOperator(IrOpcode::k##Name, Operator::kPure | properties, \
input_count, output_count, #Name) {} \
}; \
Name##Operator k##Name;
PURE_OP_LIST(PURE)
#undef PURE
#define LOAD(Type) \
struct Load##Type##Operator FINAL : public Operator1<LoadRepresentation> { \
Load##Type##Operator() \
: Operator1<LoadRepresentation>( \
IrOpcode::kLoad, Operator::kNoThrow | Operator::kNoWrite, 2, 1, \
"Load", k##Type) {} \
}; \
Load##Type##Operator k##Load##Type;
MACHINE_TYPE_LIST(LOAD)
#undef LOAD
#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, 3, 0, \
"Store", StoreRepresentation(k##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##FullWriteBarrier##Operator FINAL \
: public Store##Type##Operator { \
Store##Type##FullWriteBarrier##Operator() \
: Store##Type##Operator(kFullWriteBarrier) {} \
}; \
Store##Type##NoWriteBarrier##Operator k##Store##Type##NoWriteBarrier; \
Store##Type##FullWriteBarrier##Operator k##Store##Type##FullWriteBarrier;
MACHINE_TYPE_LIST(STORE)
#undef STORE
};
static base::LazyInstance<MachineOperatorBuilderImpl>::type kImpl =
LAZY_INSTANCE_INITIALIZER;
MachineOperatorBuilder::MachineOperatorBuilder(MachineType word)
: impl_(kImpl.Get()), word_(word) {
DCHECK(word == kRepWord32 || word == kRepWord64);
}
#define PURE(Name, properties, input_count, output_count) \
const Operator* MachineOperatorBuilder::Name() { return &impl_.k##Name; }
PURE_OP_LIST(PURE)
#undef PURE
const Operator* MachineOperatorBuilder::Load(LoadRepresentation rep) {
switch (rep) {
#define LOAD(Type) \
case k##Type: \
return &impl_.k##Load##Type;
MACHINE_TYPE_LIST(LOAD)
#undef LOAD
default:
break;
}
UNREACHABLE();
return NULL;
}
const Operator* MachineOperatorBuilder::Store(StoreRepresentation rep) {
switch (rep.machine_type()) {
#define STORE(Type) \
case k##Type: \
switch (rep.write_barrier_kind()) { \
case kNoWriteBarrier: \
return &impl_.k##Store##Type##NoWriteBarrier; \
case kFullWriteBarrier: \
return &impl_.k##Store##Type##FullWriteBarrier; \
} \
break;
MACHINE_TYPE_LIST(STORE)
#undef STORE
default:
break;
}
UNREACHABLE();
return NULL;
}
} // namespace compiler
} // namespace internal
} // namespace v8