c7b09aac31
Along the way: - Thread isolate parameter explicitly through code that used to rely on getting it from the zone. - Canonicalize the parameter position of isolate and zone for affected code - Change Hydrogen New<> instruction templates to automatically pass isolate R=mstarzinger@chromium.org LOG=N Review URL: https://codereview.chromium.org/868883002 Cr-Commit-Position: refs/heads/master@{#26252}
138 lines
4.0 KiB
C++
138 lines
4.0 KiB
C++
// Copyright 2012 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_PRETTYPRINTER_H_
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#define V8_PRETTYPRINTER_H_
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#include "src/allocation.h"
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#include "src/ast.h"
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namespace v8 {
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namespace internal {
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class CallPrinter : public AstVisitor {
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public:
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CallPrinter(Isolate* isolate, Zone* zone);
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virtual ~CallPrinter();
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// The following routine prints the node with position |position| into a
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// string. The result string is alive as long as the CallPrinter is alive.
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const char* Print(FunctionLiteral* program, int position);
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void Print(const char* format, ...);
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void Find(AstNode* node, bool print = false);
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// Individual nodes
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#define DECLARE_VISIT(type) void Visit##type(type* node) OVERRIDE;
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AST_NODE_LIST(DECLARE_VISIT)
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#undef DECLARE_VISIT
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private:
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void Init();
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char* output_; // output string buffer
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int size_; // output_ size
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int pos_; // current printing position
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int position_; // position of ast node to print
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bool found_;
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bool done_;
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DEFINE_AST_VISITOR_SUBCLASS_MEMBERS();
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protected:
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void PrintLiteral(Handle<Object> value, bool quote);
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void PrintLiteral(const AstRawString* value, bool quote);
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void FindStatements(ZoneList<Statement*>* statements);
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void FindArguments(ZoneList<Expression*>* arguments);
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};
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#ifdef DEBUG
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class PrettyPrinter: public AstVisitor {
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public:
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PrettyPrinter(Isolate* isolate, Zone* zone);
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virtual ~PrettyPrinter();
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// The following routines print a node into a string.
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// The result string is alive as long as the PrettyPrinter is alive.
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const char* Print(AstNode* node);
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const char* PrintExpression(FunctionLiteral* program);
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const char* PrintProgram(FunctionLiteral* program);
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void Print(const char* format, ...);
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// Print a node to stdout.
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static void PrintOut(Isolate* isolate, Zone* zone, AstNode* node);
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// Individual nodes
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#define DECLARE_VISIT(type) void Visit##type(type* node) OVERRIDE;
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AST_NODE_LIST(DECLARE_VISIT)
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#undef DECLARE_VISIT
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private:
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char* output_; // output string buffer
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int size_; // output_ size
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int pos_; // current printing position
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protected:
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void Init();
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const char* Output() const { return output_; }
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virtual void PrintStatements(ZoneList<Statement*>* statements);
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void PrintLabels(ZoneList<const AstRawString*>* labels);
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virtual void PrintArguments(ZoneList<Expression*>* arguments);
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void PrintLiteral(Handle<Object> value, bool quote);
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void PrintLiteral(const AstRawString* value, bool quote);
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void PrintParameters(Scope* scope);
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void PrintDeclarations(ZoneList<Declaration*>* declarations);
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void PrintFunctionLiteral(FunctionLiteral* function);
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void PrintCaseClause(CaseClause* clause);
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void PrintObjectLiteralProperty(ObjectLiteralProperty* property);
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DEFINE_AST_VISITOR_SUBCLASS_MEMBERS();
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};
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// Prints the AST structure
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class AstPrinter: public PrettyPrinter {
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public:
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AstPrinter(Isolate* isolate, Zone* zone);
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virtual ~AstPrinter();
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const char* PrintProgram(FunctionLiteral* program);
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// Individual nodes
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#define DECLARE_VISIT(type) virtual void Visit##type(type* node);
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AST_NODE_LIST(DECLARE_VISIT)
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#undef DECLARE_VISIT
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private:
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friend class IndentedScope;
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void PrintIndented(const char* txt);
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void PrintIndentedVisit(const char* s, AstNode* node);
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void PrintStatements(ZoneList<Statement*>* statements);
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void PrintDeclarations(ZoneList<Declaration*>* declarations);
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void PrintParameters(Scope* scope);
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void PrintArguments(ZoneList<Expression*>* arguments);
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void PrintCaseClause(CaseClause* clause);
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void PrintLiteralIndented(const char* info, Handle<Object> value, bool quote);
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void PrintLiteralWithModeIndented(const char* info,
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Variable* var,
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Handle<Object> value);
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void PrintLabelsIndented(ZoneList<const AstRawString*>* labels);
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void inc_indent() { indent_++; }
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void dec_indent() { indent_--; }
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int indent_;
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};
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#endif // DEBUG
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} } // namespace v8::internal
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#endif // V8_PRETTYPRINTER_H_
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