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// 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/common/globals.h"
#include "src/compiler/graph.h"
#include "src/compiler/operation-typer.h"
namespace v8 {
namespace internal {
class TickCounter;
namespace compiler {
// Forward declarations.
class LoopVariableOptimizer;
class V8_EXPORT_PRIVATE Typer {
enum Flag : uint8_t {
kNoFlags = 0,
kThisIsReceiver = 1u << 0, // Parameter this is an Object.
kNewTargetIsReceiver = 1u << 1, // Parameter is an Object.
using Flags = base::Flags<Flag>;
Typer(JSHeapBroker* broker, Flags flags, Graph* graph,
TickCounter* tick_counter);
void Run();
// TODO(bmeurer,jarin): Remove this once we have a notion of "roots" on Graph.
void Run(const ZoneVector<Node*>& roots,
LoopVariableOptimizer* induction_vars);
class Visitor;
class Decorator;
Flags flags() const { return flags_; }
Graph* graph() const { return graph_; }
Zone* zone() const { return graph()->zone(); }
OperationTyper* operation_typer() { return &operation_typer_; }
JSHeapBroker* broker() const { return broker_; }
Flags const flags_;
Graph* const graph_;
Decorator* decorator_;
TypeCache const* cache_;
JSHeapBroker* broker_;
OperationTyper operation_typer_;
TickCounter* const tick_counter_;
Type singleton_false_;
Type singleton_true_;
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_COMPILER_TYPER_H_