| // 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. |
| |
| #ifndef V8_COMPILER_TYPER_H_ |
| #define V8_COMPILER_TYPER_H_ |
| |
| #include "src/base/flags.h" |
| #include "src/compiler/graph.h" |
| #include "src/compiler/operation-typer.h" |
| #include "src/types.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // Forward declarations. |
| class CompilationDependencies; |
| class TypeCache; |
| |
| namespace compiler { |
| |
| class OperationTyper; |
| |
| class Typer { |
| public: |
| // Flags that control the mode of operation. |
| enum Flag { |
| kNoFlags = 0u, |
| kDeoptimizationEnabled = 1u << 0, |
| }; |
| typedef base::Flags<Flag> Flags; |
| |
| Typer(Isolate* isolate, Graph* graph, Flags flags = kNoFlags, |
| CompilationDependencies* dependencies = nullptr, |
| FunctionType* function_type = nullptr); |
| ~Typer(); |
| |
| void Run(); |
| // TODO(bmeurer,jarin): Remove this once we have a notion of "roots" on Graph. |
| void Run(const ZoneVector<Node*>& roots); |
| |
| private: |
| class Visitor; |
| class Decorator; |
| |
| Graph* graph() const { return graph_; } |
| Zone* zone() const { return graph()->zone(); } |
| Isolate* isolate() const { return isolate_; } |
| Flags flags() const { return flags_; } |
| CompilationDependencies* dependencies() const { return dependencies_; } |
| FunctionType* function_type() const { return function_type_; } |
| OperationTyper* operation_typer() { return &operation_typer_; } |
| |
| Isolate* const isolate_; |
| Graph* const graph_; |
| Flags const flags_; |
| CompilationDependencies* const dependencies_; |
| FunctionType* function_type_; |
| Decorator* decorator_; |
| TypeCache const& cache_; |
| OperationTyper operation_typer_; |
| |
| Type* singleton_false_; |
| Type* singleton_true_; |
| Type* singleton_the_hole_; |
| Type* signed32ish_; |
| Type* unsigned32ish_; |
| Type* falsish_; |
| Type* truish_; |
| |
| DISALLOW_COPY_AND_ASSIGN(Typer); |
| }; |
| |
| DEFINE_OPERATORS_FOR_FLAGS(Typer::Flags) |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_COMPILER_TYPER_H_ |