Generative constructor factories for native objects

sdk/lib/_internal/compiler/implementation/ssa/nodes.dart

 // Copyright (c) 2012, 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.
 
 part of ssa;
 
 abstract class HVisitor<R> {
   R visitAdd(HAdd node);
   R visitBailoutTarget(HBailoutTarget node);
   R visitBitAnd(HBitAnd node);
@@ skipping 1436 matching lines @@
   accept(HVisitor visitor) => visitor.visitInvokeSuper(this);
 
   HInstruction get value {
     assert(isSetter);
     // The 'inputs' are [receiver, value] or [interceptor, receiver, value].
     return inputs.last;
   }
 }
 
 class HInvokeConstructorBody extends HInvokeStatic {
+  // The 'inputs' are
+  //     [receiver, arg1, ..., argN] or
+  //     [interceptor, receiver, arg1, ... argN].
   HInvokeConstructorBody(element, inputs)
       : super(element, inputs, HType.UNKNOWN);
 
   String toString() => 'invoke constructor body: ${element.name}';
   accept(HVisitor visitor) => visitor.visitInvokeConstructorBody(this);
 }
 
 abstract class HFieldAccess extends HInstruction {
   final Element element;
 
@@ skipping 1313 matching lines @@
   HBasicBlock get start => expression.start;
   HBasicBlock get end {
     // We don't create a switch block if there are no cases.
     assert(!statements.isEmpty);
     return statements.last.end;
   }
 
   bool accept(HStatementInformationVisitor visitor) =>
       visitor.visitSwitchInfo(this);
 }