| // 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/v8.h" |
| |
| #include "src/compiler/graph.h" |
| #include "src/compiler/opcodes.h" |
| #include "src/types.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace compiler { |
| |
| // Forward declarations. |
| class LazyTypeCache; |
| |
| |
| class Typer { |
| public: |
| explicit Typer(Graph* graph, MaybeHandle<Context> context); |
| ~Typer(); |
| |
| void Run(); |
| |
| Graph* graph() { return graph_; } |
| MaybeHandle<Context> context() { return context_; } |
| Zone* zone() { return graph_->zone(); } |
| Isolate* isolate() { return zone()->isolate(); } |
| |
| private: |
| class Visitor; |
| class Decorator; |
| |
| Graph* graph_; |
| MaybeHandle<Context> context_; |
| Decorator* decorator_; |
| |
| Zone* zone_; |
| Type* boolean_or_number; |
| Type* undefined_or_null; |
| Type* undefined_or_number; |
| Type* negative_signed32; |
| Type* non_negative_signed32; |
| Type* singleton_false; |
| Type* singleton_true; |
| Type* singleton_zero; |
| Type* singleton_one; |
| Type* zero_or_one; |
| Type* zeroish; |
| Type* signed32ish; |
| Type* unsigned32ish; |
| Type* falsish; |
| Type* truish; |
| Type* integer; |
| Type* weakint; |
| Type* number_fun0_; |
| Type* number_fun1_; |
| Type* number_fun2_; |
| Type* weakint_fun1_; |
| Type* random_fun_; |
| LazyTypeCache* cache_; |
| |
| ZoneVector<Handle<Object> > weaken_min_limits_; |
| ZoneVector<Handle<Object> > weaken_max_limits_; |
| DISALLOW_COPY_AND_ASSIGN(Typer); |
| }; |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_COMPILER_TYPER_H_ |