From 878705688b42837b615067f0a479f31614910f38 Mon Sep 17 00:00:00 2001
From: Nathanael Sensfelder <SpamShield0@MultiAgentSystems.org>
Date: Fri, 21 Jul 2017 11:06:12 +0200
Subject: Optimization pass.

---
 ast-to-instr/src/VHDLProcess.java | 27 ++++++++++-----------------
 1 file changed, 10 insertions(+), 17 deletions(-)

(limited to 'ast-to-instr/src/VHDLProcess.java')

diff --git a/ast-to-instr/src/VHDLProcess.java b/ast-to-instr/src/VHDLProcess.java
index 4f4ef73..0e26cce 100644
--- a/ast-to-instr/src/VHDLProcess.java
+++ b/ast-to-instr/src/VHDLProcess.java
@@ -5,8 +5,7 @@ import javax.xml.xpath.XPathConstants;
 import javax.xml.xpath.XPathExpression;
 import javax.xml.xpath.XPathExpressionException;
 
-import java.util.ArrayList;
-import java.util.Collection;
+import java.util.Stack;
 
 public class VHDLProcess extends ParsableXML
 {
@@ -45,15 +44,15 @@ public class VHDLProcess extends ParsableXML
    }
 
    @Override
-   public Collection<ParsableXML> parse ()
+   public void parse
+   (
+      final Stack<ParsableXML> waiting_list
+   )
    throws XPathExpressionException
    {
-      final Collection<ParsableXML> result;
       final String xml_id;
       final IDs local_id;
 
-      result = new ArrayList<ParsableXML>();
-
       xml_id = XMLManager.get_attribute(xml_node, "id");
 
       local_id = IDs.get_id_from_xml_id(xml_id, "process");
@@ -84,9 +83,7 @@ public class VHDLProcess extends ParsableXML
       handle_predicate_is_accessed_by(local_id);
 
       /** Children ************************************************************/
-      result.addAll(handle_child_node(local_id));
-
-      return result;
+      handle_child_node(local_id, waiting_list);
    }
 
    /***************************************************************************/
@@ -461,14 +458,14 @@ public class VHDLProcess extends ParsableXML
    /***************************************************************************/
    /** Children ***************************************************************/
    /***************************************************************************/
-   private Collection<ParsableXML> handle_child_node
+   private void handle_child_node
    (
-      final IDs local_id
+      final IDs local_id,
+      final Stack<ParsableXML> waiting_list
    )
    throws XPathExpressionException
    {
       final Node start_node;
-      final Collection<ParsableXML> result;
 
       start_node =
          (Node) XPE_FIND_START_NODE.evaluate
@@ -477,9 +474,7 @@ public class VHDLProcess extends ParsableXML
             XPathConstants.NODE
          );
 
-      result = new ArrayList<ParsableXML>();
-
-      result.add
+      waiting_list.push
       (
          new VHDLSSCNode
          (
@@ -491,7 +486,5 @@ public class VHDLProcess extends ParsableXML
             new String[0] /* No attributes. */
          )
       );
-
-      return result;
    }
 }
-- 
cgit v1.2.3-70-g09d2