| // 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_JS_INLINING_H_ |
| #define V8_COMPILER_JS_INLINING_H_ |
| |
| #include "src/compiler/graph-reducer.h" |
| #include "src/compiler/js-graph.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| class BailoutId; |
| class OptimizedCompilationInfo; |
| |
| namespace compiler { |
| |
| class SourcePositionTable; |
| |
| // The JSInliner provides the core graph inlining machinery. Note that this |
| // class only deals with the mechanics of how to inline one graph into another, |
| // heuristics that decide what and how much to inline are beyond its scope. |
| class JSInliner final : public AdvancedReducer { |
| public: |
| JSInliner(Editor* editor, Zone* local_zone, OptimizedCompilationInfo* info, |
| JSGraph* jsgraph, JSHeapBroker* broker, |
| SourcePositionTable* source_positions) |
| : AdvancedReducer(editor), |
| local_zone_(local_zone), |
| info_(info), |
| jsgraph_(jsgraph), |
| broker_(broker), |
| source_positions_(source_positions) {} |
| |
| const char* reducer_name() const override { return "JSInliner"; } |
| |
| Reduction Reduce(Node* node) final { UNREACHABLE(); } |
| |
| // Can be used by inlining heuristics or by testing code directly, without |
| // using the above generic reducer interface of the inlining machinery. |
| Reduction ReduceJSCall(Node* node); |
| |
| private: |
| Zone* zone() const { return local_zone_; } |
| CommonOperatorBuilder* common() const; |
| JSOperatorBuilder* javascript() const; |
| SimplifiedOperatorBuilder* simplified() const; |
| Graph* graph() const; |
| JSGraph* jsgraph() const { return jsgraph_; } |
| // TODO(neis): Make heap broker a component of JSGraph? |
| JSHeapBroker* broker() const { return broker_; } |
| Isolate* isolate() const { return jsgraph_->isolate(); } |
| |
| Zone* const local_zone_; |
| OptimizedCompilationInfo* info_; |
| JSGraph* const jsgraph_; |
| JSHeapBroker* const broker_; |
| SourcePositionTable* const source_positions_; |
| |
| base::Optional<SharedFunctionInfoRef> DetermineCallTarget(Node* node); |
| FeedbackVectorRef DetermineCallContext( |
| Node* node, Node*& context_out); // NOLINT(runtime/references) |
| |
| Node* CreateArtificialFrameState(Node* node, Node* outer_frame_state, |
| int parameter_count, BailoutId bailout_id, |
| FrameStateType frame_state_type, |
| SharedFunctionInfoRef shared, |
| Node* context = nullptr); |
| |
| Reduction InlineCall(Node* call, Node* new_target, Node* context, |
| Node* frame_state, Node* start, Node* end, |
| Node* exception_target, |
| const NodeVector& uncaught_subcalls); |
| }; |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_COMPILER_JS_INLINING_H_ |