diff options
Diffstat (limited to 'deps/v8/src/compiler/ast-graph-builder.h')
| -rw-r--r-- | deps/v8/src/compiler/ast-graph-builder.h | 61 |
1 files changed, 1 insertions, 60 deletions
diff --git a/deps/v8/src/compiler/ast-graph-builder.h b/deps/v8/src/compiler/ast-graph-builder.h index 2013f5053b..975e08094c 100644 --- a/deps/v8/src/compiler/ast-graph-builder.h +++ b/deps/v8/src/compiler/ast-graph-builder.h @@ -26,7 +26,6 @@ class Graph; class LoopAssignmentAnalysis; class LoopBuilder; class Node; -class TypeHintAnalysis; // The AstGraphBuilder produces a high-level IR graph, based on an @@ -39,8 +38,7 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { public: AstGraphBuilder(Zone* local_zone, CompilationInfo* info, JSGraph* jsgraph, float invocation_frequency, - LoopAssignmentAnalysis* loop_assignment = nullptr, - TypeHintAnalysis* type_hint_analysis = nullptr); + LoopAssignmentAnalysis* loop_assignment = nullptr); virtual ~AstGraphBuilder() {} // Creates a graph by visiting the entire AST. @@ -73,8 +71,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { class ControlScope; class ControlScopeForBreakable; class ControlScopeForIteration; - class ControlScopeForCatch; - class ControlScopeForFinally; class Environment; friend class ControlBuilder; @@ -98,10 +94,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { // Nodes representing values in the activation record. SetOncePointer<Node> function_closure_; SetOncePointer<Node> function_context_; - SetOncePointer<Node> new_target_; - - // Tracks how many try-blocks are currently entered. - int try_nesting_level_; // Temporary storage for building node input lists. int input_buffer_size_; @@ -119,9 +111,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { // Result of loop assignment analysis performed before graph creation. LoopAssignmentAnalysis* loop_assignment_analysis_; - // Result of type hint analysis performed before graph creation. - TypeHintAnalysis* type_hint_analysis_; - // Cache for StateValues nodes for frame states. StateValuesCache state_values_cache_; @@ -171,9 +160,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { // Get or create the node that represents the incoming function context. Node* GetFunctionContext(); - // Get or create the node that represents the incoming new target value. - Node* GetNewTarget(); - // Get or create the node that represents the empty frame state. Node* GetEmptyFrameState(); @@ -262,11 +248,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { // Named and keyed loads require a VectorSlotPair for successful lowering. VectorSlotPair CreateVectorSlotPair(FeedbackVectorSlot slot) const; - // Determine which contexts need to be checked for extension objects that - // might shadow the optimistic declaration of dynamic lookup variables. - uint32_t ComputeBitsetForDynamicGlobal(Variable* variable); - uint32_t ComputeBitsetForDynamicContext(Variable* variable); - // Computes the frequency for JSCallFunction and JSCallConstruct nodes. float ComputeCallFrequency(FeedbackVectorSlot slot) const; @@ -284,15 +265,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { // Builder to create an arguments object if it is used. Node* BuildArgumentsObject(Variable* arguments); - // Builder to create an array of rest parameters if used. - Node* BuildRestArgumentsArray(Variable* rest); - - // Builder that assigns to the {.this_function} internal variable if needed. - Node* BuildThisFunctionVariable(Variable* this_function_var); - - // Builder that assigns to the {new.target} internal variable if needed. - Node* BuildNewTargetVariable(Variable* new_target_var); - // Builders for variable load and assignment. Node* BuildVariableAssignment(Variable* variable, Node* value, Token::Value op, const VectorSlotPair& slot, @@ -316,33 +288,18 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { Node* BuildNamedStore(Node* receiver, Handle<Name> name, Node* value, const VectorSlotPair& feedback); - // Builders for super property loads and stores. - Node* BuildKeyedSuperStore(Node* receiver, Node* home_object, Node* key, - Node* value); - Node* BuildNamedSuperStore(Node* receiver, Node* home_object, - Handle<Name> name, Node* value); - Node* BuildNamedSuperLoad(Node* receiver, Node* home_object, - Handle<Name> name, const VectorSlotPair& feedback); - Node* BuildKeyedSuperLoad(Node* receiver, Node* home_object, Node* key, - const VectorSlotPair& feedback); - // Builders for global variable loads and stores. Node* BuildGlobalLoad(Handle<Name> name, const VectorSlotPair& feedback, TypeofMode typeof_mode); Node* BuildGlobalStore(Handle<Name> name, Node* value, const VectorSlotPair& feedback); - // Builders for dynamic variable loads and stores. - Node* BuildDynamicLoad(Handle<Name> name, TypeofMode typeof_mode); - Node* BuildDynamicStore(Handle<Name> name, Node* value); - // Builders for accessing the function context. Node* BuildLoadGlobalObject(); Node* BuildLoadNativeContextField(int index); // Builders for automatic type conversion. Node* BuildToBoolean(Node* input, TypeFeedbackId feedback_id); - Node* BuildToName(Node* input, BailoutId bailout_id); Node* BuildToObject(Node* input, BailoutId bailout_id); // Builder for adding the [[HomeObject]] to a value if the value came from a @@ -354,8 +311,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { Node* BuildThrowError(Node* exception, BailoutId bailout_id); Node* BuildThrowReferenceError(Variable* var, BailoutId bailout_id); Node* BuildThrowConstAssignError(BailoutId bailout_id); - Node* BuildThrowStaticPrototypeError(BailoutId bailout_id); - Node* BuildThrowUnsupportedSuperError(BailoutId bailout_id); // Builders for dynamic hole-checks at runtime. Node* BuildHoleCheckThenThrow(Node* value, Variable* var, Node* not_hole, @@ -363,9 +318,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { Node* BuildHoleCheckElseThrow(Node* value, Variable* var, Node* for_hole, BailoutId bailout_id); - // Builders for conditional errors. - Node* BuildThrowIfStaticPrototype(Node* name, BailoutId bailout_id); - // Builders for non-local control flow. Node* BuildReturn(Node* return_value); Node* BuildThrow(Node* exception_value); @@ -387,17 +339,8 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { // Optimization for variable load from global object. Node* TryLoadGlobalConstant(Handle<Name> name); - // Optimization for variable load of dynamic lookup slot that is most likely - // to resolve to a global slot or context slot (inferred from scope chain). - Node* TryLoadDynamicVariable(Variable* variable, Handle<String> name, - BailoutId bailout_id, - const VectorSlotPair& feedback, - OutputFrameStateCombine combine, - TypeofMode typeof_mode); - // Optimizations for automatic type conversion. Node* TryFastToBoolean(Node* input); - Node* TryFastToName(Node* input); // =========================================================================== // The following visitation methods all recursively visit a subtree of the @@ -408,7 +351,6 @@ class AstGraphBuilder : public AstVisitor<AstGraphBuilder> { // Visit statements. void VisitIfNotNull(Statement* stmt); - void VisitInScope(Statement* stmt, Scope* scope, Node* context); // Visit expressions. void Visit(Expression* expr); @@ -622,7 +564,6 @@ class AstGraphBuilderWithPositions final : public AstGraphBuilder { AstGraphBuilderWithPositions(Zone* local_zone, CompilationInfo* info, JSGraph* jsgraph, float invocation_frequency, LoopAssignmentAnalysis* loop_assignment, - TypeHintAnalysis* type_hint_analysis, SourcePositionTable* source_positions, int inlining_id = SourcePosition::kNotInlined); |