Read platform.dill in the VM.

runtime/vm/kernel.h

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef RUNTIME_VM_KERNEL_H_
 #define RUNTIME_VM_KERNEL_H_
 
 #if !defined(DART_PRECOMPILED_RUNTIME)
 #include "platform/assert.h"
 #include "vm/allocation.h"
@@ skipping 242 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(Tuple);
 };
 
 
 class String {
  public:
   static String* ReadFrom(Reader* reader);
   static String* ReadFromImpl(Reader* reader);
 
+  explicit String(const char* contents) {
+    size_ = strlen(contents);
+    buffer_ = new uint8_t[size_];  // No trailing '\0'.
+    memmove(buffer_, contents, size_);
+  }
+
   String(const uint8_t* utf8, int length) {
     buffer_ = new uint8_t[length];
     size_ = length;
     memmove(buffer_, utf8, length);
   }
   ~String() { delete[] buffer_; }
 
   uint8_t* buffer() { return buffer_; }
   int size() { return size_; }
 
@@ skipping 117 matching lines @@
 
   // For a member (field, constructor, or procedure) return the canonical name
   // of the enclosing class or library.
   CanonicalName* EnclosingName();
 
   static CanonicalName* NewRoot();
 
  private:
   CanonicalName();
 
+  CanonicalName* parent_;
+  String* name_;
+  MallocGrowableArray<CanonicalName*> children_;
   bool is_referenced_;
-  Ref<CanonicalName> parent_;
-  Ref<String> name_;
-  MallocGrowableArray<CanonicalName*> children_;
 
   DISALLOW_COPY_AND_ASSIGN(CanonicalName);
 };
 
 
 class Node {
  public:
   virtual ~Node();
 
   enum NodeType {
@@ skipping 549 matching lines @@
 
   AsyncMarker async_marker() { return async_marker_; }
   AsyncMarker dart_async_marker() { return dart_async_marker_; }
   TypeParameterList& type_parameters() { return type_parameters_; }
   int required_parameter_count() { return required_parameter_count_; }
   List<VariableDeclaration>& positional_parameters() {
     return positional_parameters_;
   }
   List<VariableDeclaration>& named_parameters() { return named_parameters_; }
   DartType* return_type() { return return_type_; }
+
   Statement* body() { return body_; }
+  void set_body(Statement* body) { body_ = body; }

[kustermann, 2017/04/05 11:47:07]

This only works if body_ is NULL before (Child<Statement>::operator= will assert
it), I guess this is always the case?

[Kevin Millikin (Google), 2017/04/25 18:20:29]

Yes.  We could assert, but since operator= does it isn't necessary.

+
   TokenPosition position() { return position_; }
   TokenPosition end_position() { return end_position_; }
 
  private:
   FunctionNode()
       : position_(TokenPosition::kNoSource),
         end_position_(TokenPosition::kNoSource) {}
 
   AsyncMarker async_marker_;
   AsyncMarker dart_async_marker_;
@@ skipping 195 matching lines @@
   Child<Expression> receiver_;
   Ref<CanonicalName> target_reference_;  // Member.
   Child<Expression> value_;
 
   DISALLOW_COPY_AND_ASSIGN(DirectPropertySet);
 };
 
 
 class StaticGet : public Expression {
  public:
+  explicit StaticGet(CanonicalName* target) : target_reference_(target) {}
+
   static StaticGet* ReadFrom(Reader* reader);
 
   virtual ~StaticGet();
 
   DEFINE_CASTING_OPERATIONS(StaticGet);
 
   virtual void AcceptExpressionVisitor(ExpressionVisitor* visitor);
   virtual void VisitChildren(Visitor* visitor);
 
   CanonicalName* target() { return target_reference_; }
@@ skipping 1106 matching lines @@
   Child<Expression> condition_;
   Child<Statement> then_;
   Child<Statement> otherwise_;
 
   DISALLOW_COPY_AND_ASSIGN(IfStatement);
 };
 
 
 class ReturnStatement : public Statement {
  public:
+  explicit ReturnStatement(Expression* expression) : expression_(expression) {}
+
   static ReturnStatement* ReadFrom(Reader* reader);
 
   virtual ~ReturnStatement();
 
   DEFINE_CASTING_OPERATIONS(ReturnStatement);
 
   virtual void AcceptStatementVisitor(StatementVisitor* visitor);
   virtual void VisitChildren(Visitor* visitor);
 
   Expression* expression() { return expression_; }
@@ skipping 819 matching lines @@
 
 kernel::Program* ReadPrecompiledKernelFromBuffer(const uint8_t* buffer,
                                                  intptr_t buffer_length);
 
 
 
 }  // namespace dart
 
 #endif  // !defined(DART_PRECOMPILED_RUNTIME)
 #endif  // RUNTIME_VM_KERNEL_H_