/**@file\r
AutogenLibOrder class.\r
\r
- This class is to reorder library instance sequence according to library \r
+ This class is to reorder library instance sequence according to library\r
dependence.\r
- \r
+\r
Copyright (c) 2006, Intel Corporation\r
All rights reserved. This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
- \r
+\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
///\r
/// The map of library class and its library instance.\r
///\r
- private Map<String, ModuleIdentification> libClassMap = new HashMap<String, ModuleIdentification>();\r
+ private Map<String, ModuleIdentification> libClassProducer = new HashMap<String, ModuleIdentification>();\r
+\r
+ ///\r
+ /// The map of library instance and its consumed Library Classes.\r
+ ///\r
+ private Map<ModuleIdentification, String[]> libInstanceConsumes = new HashMap<ModuleIdentification, String[]>();\r
\r
///\r
- /// The map of library instance and its implemet libraryClass.\r
+ /// The map of library instance and its implemeted Library Classes.\r
///\r
- private Map<ModuleIdentification, String[]> libInstanceMap = new HashMap<ModuleIdentification, String[]>();\r
+ private Map<ModuleIdentification, String[]> libInstanceProduces = new HashMap<ModuleIdentification, String[]>();\r
+\r
+ ///\r
+ /// The map of library instance and its consumers.\r
+ ///\r
+ private Map<ModuleIdentification, HashSet<ModuleIdentification>> libInstanceConsumedBy = new HashMap<ModuleIdentification, HashSet<ModuleIdentification>>();\r
\r
///\r
/// List of library instance. It is String[3] list, String[0] is libraryName,\r
/// String[1] is libraryConstructor name, String[2] is libDestructor name.\r
///\r
- private List<LibraryInstanceNode> libInstanceList = new ArrayList<LibraryInstanceNode>();\r
- \r
+ private ModuleIdentification[] libInstanceList = null;\r
+\r
/**\r
Constructor function\r
- \r
+\r
This function mainly initialize some member variable.\r
- \r
+\r
@param libraryList List of the library instance.\r
@throws Exception\r
**/\r
AutogenLibOrder(ModuleIdentification[] libraryList, String arch) throws EdkException {\r
- LibraryInstanceNode libInstanceNode;\r
+ ModuleIdentification libInstance;\r
String[] libClassDeclList = null;\r
String[] libClassConsmList = null;\r
- \r
+\r
+ libInstanceList = libraryList;\r
for (int i = 0; i < libraryList.length; i++) {\r
+ libInstance = libraryList[i];\r
+ //\r
+ // Fetch the constructor & destructor.\r
//\r
- // Add libraryInstance in to libInstanceList.\r
- // \r
- Map<String, XmlObject> libDoc = GlobalData.getDoc(libraryList[i], arch);\r
+ Map<String, XmlObject> libDoc = GlobalData.getDoc(libInstance, arch);\r
SurfaceAreaQuery saq = new SurfaceAreaQuery(libDoc);\r
- libInstanceNode = new LibraryInstanceNode (libraryList[i],saq.getLibConstructorName(), saq.getLibDestructorName());\r
- libInstanceList.add(libInstanceNode);\r
- \r
+ libInstance.setConstructor(saq.getLibConstructorName());\r
+ libInstance.setDestructor(saq.getLibDestructorName());\r
+\r
//\r
- // Add library instance and consumed library class list to\r
- // libInstanceMap.\r
+ // Create library class consume database.\r
//\r
libClassConsmList = saq.getLibraryClasses(CommonDefinition.ALWAYSCONSUMED, arch);\r
if (libClassConsmList != null) {\r
- String[] classStr = new String[libClassConsmList.length];\r
- for (int k = 0; k < libClassConsmList.length; k++) {\r
- classStr[k] = libClassConsmList[k];\r
- }\r
- if (this.libInstanceMap.containsKey(libraryList[i])) {\r
+ if (this.libInstanceConsumes.containsKey(libInstance)) {\r
throw new AutoGenException(\r
libraryList[i].getName()\r
+ "-- this library instance already exists, please check the library instance list!");\r
} else {\r
- this.libInstanceMap.put(libraryList[i], classStr);\r
+ this.libInstanceConsumes.put(libInstance, libClassConsmList);\r
}\r
}\r
\r
//\r
- // Add library class and library instance map.\r
+ // Create library class implementer database\r
//\r
libClassDeclList = saq.getLibraryClasses(CommonDefinition.ALWAYSPRODUCED, arch);\r
if (libClassDeclList != null) {\r
+ this.libInstanceProduces.put(libInstance, libClassDeclList);\r
for (int j = 0; j < libClassDeclList.length; j++) {\r
- if (this.libClassMap.containsKey(libClassDeclList[j])) {\r
+ if (this.libClassProducer.containsKey(libClassDeclList[j])) {\r
EdkLog.log(EdkLog.EDK_ERROR,libClassDeclList[j]\r
- + " class is already implement by "\r
- + this.libClassMap.get(libClassDeclList[j]));\r
+ + " class is already implemented by "\r
+ + this.libClassProducer.get(libClassDeclList[j]));\r
throw new AutoGenException("Library Class: " + libClassDeclList\r
+ " already has a library instance!");\r
} else {\r
- this.libClassMap.put(libClassDeclList[j], libraryList[i]);\r
+ this.libClassProducer.put(libClassDeclList[j], libInstance);\r
}\r
}\r
}\r
}\r
\r
//\r
- // Check is the library instance list meet the require;\r
+ // Create a consumed-by database\r
//\r
- //for (int s = 0; s < this.libInstanceList.size(); s++) {\r
- // String[] libClass = this.libInstanceMap.get(this.libInstanceList\r
- // .get(s));\r
- // if (libClass != null) {\r
- // for (int t = 0; t < libClass.length; t++) {\r
- // if (this.libClassMap.get(libClass[t]) == null) {\r
- //\r
- // Note: There exist a kind of module which depend on \r
- // library class with no instance or whose instance will\r
- // never be linked into the module. \r
- // For this satuation, the module has the description of \r
- // library class in MSA file but no description of \r
- // corresponding library instance in MBD file. There \r
- // will be a warnig message given here after a standard \r
- // log way has been decided.\r
- //\r
- // }\r
- // }\r
- // }\r
- //}\r
+ for (Iterator it = libClassProducer.keySet().iterator(); it.hasNext();) {\r
+ String className = (String)it.next();\r
+ libInstance = libClassProducer.get(className);\r
+ libInstanceConsumedBy.put(libInstance, new HashSet<ModuleIdentification>());\r
+\r
+ for (int k = 0; k < libraryList.length; ++k) {\r
+ ModuleIdentification consumer = libraryList[k];\r
+ String[] consumedClassList = libInstanceConsumes.get(consumer);\r
+\r
+ for (int l = 0; l < consumedClassList.length; ++l) {\r
+ if (consumedClassList[l].equals(className)) {\r
+ libInstanceConsumedBy.get(libInstance).add(consumer);\r
+ }\r
+ }\r
+ }\r
+ }\r
}\r
\r
/**\r
orderLibInstance\r
- \r
- This function reorder the library instance according the library class \r
- dependency.\r
- \r
+\r
+ This function reorder the library instance according the library class\r
+ dependency, using DAG anaylysis algothim\r
+\r
@return List which content the ordered library instance.\r
**/\r
- List<ModuleIdentification> orderLibInstance1() {\r
- List<ModuleIdentification> orderList = new ArrayList<ModuleIdentification>();\r
- //\r
- // Stack of node which track the library instance name ant its visiting\r
- // flag.\r
- //\r
- List<Node> stackList = new ArrayList<Node>();\r
- int stackSize = 0;\r
- ModuleIdentification libInstanceId = null;\r
- if (libInstanceList.size() < 0) {\r
- return null;\r
- }\r
+ List<ModuleIdentification> orderLibInstance() throws EdkException {\r
+ LinkedList<ModuleIdentification> orderList = new LinkedList<ModuleIdentification>();\r
+ LinkedList<ModuleIdentification> noConsumerList = new LinkedList<ModuleIdentification>();\r
\r
//\r
- // Reorder the library instance.\r
+ // First, add the library instance without consumers to the Q\r
//\r
- for (int i = 0; i < libInstanceList.size(); i++) {\r
- //\r
- // If library instance is already in the order list skip it.\r
- //\r
- if (isInLibInstance(orderList, libInstanceList.get(i).libId)) {\r
- continue;\r
+ for (int i = 0; i < libInstanceList.length; ++i) {\r
+ if (libInstanceConsumedBy.get(libInstanceList[i]).size() == 0) {\r
+ noConsumerList.add(libInstanceList[i]);\r
}\r
- \r
- Node node = new Node(libInstanceList.get(i).libId, false);\r
- //\r
- // Use stack to reorder library instance.\r
- // Push node to stack.\r
- //\r
- stackList.add(node);\r
- while (stackList.size() > 0) {\r
- stackSize = stackList.size() - 1;\r
- //\r
- // Pop the first node in stack. If the node flag has been visited\r
- // add this node to orderlist and remove it from stack.\r
- //\r
- if (stackList.get(stackSize).isVisit) {\r
- if (!isInLibInstance(orderList,\r
- stackList.get(stackSize).nodeId)) {\r
- orderList.add(stackList.get(stackSize).nodeId);\r
- stackList.remove(stackSize);\r
- }\r
- \r
- } else {\r
- //\r
- // Get the node value and set visit flag as true.\r
- //\r
- stackList.get(stackList.size() - 1).isVisit = true;\r
- String[] libClassList = this.libInstanceMap.get(stackList\r
- .get(stackSize).nodeId);\r
- //\r
- // Push the node dependence library instance to the stack.\r
- //\r
- if (libClassList != null) {\r
- for (int j = 0; j < libClassList.length; j++) {\r
- libInstanceId = this.libClassMap.get(libClassList[j]);\r
- if (libInstanceId != null\r
- && !isInLibInstance(orderList, libInstanceId)) {\r
- //\r
- // If and only if the currently library instance\r
- // is not in stack and it have constructor or \r
- // destructor function, push this library \r
- // instacne in stack.\r
- //\r
- if (!isInStackList(stackList, this.libClassMap\r
- .get(libClassList[j])) /* && isHaveConsDestructor(libInstanceId) */) {\r
- stackList.add(new Node(this.libClassMap\r
- .get(libClassList[j]), false));\r
- }\r
- }\r
- }\r
- }\r
+ }\r
+\r
+ while (noConsumerList.size() > 0) {\r
+ ModuleIdentification n = noConsumerList.poll();\r
+ orderList.addFirst(n);\r
+\r
+ String[] consumedClassList = libInstanceConsumes.get(n);\r
+ for (int i = 0; i < consumedClassList.length; ++i) {\r
+ ModuleIdentification m = libClassProducer.get(consumedClassList[i]);\r
+ if (m == null) {\r
+ continue;\r
}\r
- System.out.println("################################################");\r
- for (int ii = 0; ii < orderList.size(); ++ii) {\r
- System.out.println(" " + orderList.get(ii));\r
+ HashSet<ModuleIdentification> consumedBy = libInstanceConsumedBy.get(m);\r
+ if (consumedBy.size() == 0) {\r
+ continue;\r
}\r
- }\r
- }\r
- return orderList;\r
- }\r
\r
- List<ModuleIdentification> orderLibInstance() {\r
- LinkedList<ModuleIdentification> orderList = new LinkedList<ModuleIdentification>();\r
- for (int i = 0; i < libInstanceList.size(); ++i) {\r
- ModuleIdentification current = libInstanceList.get(i).libId;\r
- int insertPoint = orderList.size();\r
- for (int j = 0; j < orderList.size(); ++j) {\r
- ModuleIdentification old = orderList.get(j);\r
- //System.out.println("### old = " + old);\r
- if (consumes(current, old)) {\r
- insertPoint = j + 1;\r
- } else if (consumes(old, current)) {\r
- insertPoint = j;\r
- break;\r
+ consumedBy.remove(n);\r
+ if (consumedBy.size() == 0) {\r
+ noConsumerList.addLast(m);\r
}\r
}\r
- orderList.add(insertPoint, current);\r
-// System.out.println("################################################");\r
-// for (int ii = 0; ii < orderList.size(); ++ii) {\r
-// System.out.println(" " + orderList.get(ii));\r
-// }\r
- }\r
\r
- return orderList;\r
- }\r
+ boolean circularlyConsumed = false;\r
+ while (noConsumerList.size() == 0 && !circularlyConsumed) {\r
+ circularlyConsumed = true;\r
+ for (int i = 0; i < libInstanceList.length; ++i) {\r
+ ModuleIdentification libInstance = libInstanceList[i];\r
+ if (!libInstance.hasConstructor()) {\r
+ continue;\r
+ }\r
\r
- boolean consumes(ModuleIdentification lib1, ModuleIdentification lib2) {\r
- //System.out.println("$$$ lib1 = " + lib1);\r
- LinkedList<ModuleIdentification> stack = new LinkedList<ModuleIdentification>();\r
- stack.add(lib1);\r
- int j = 0;\r
- while (j < stack.size()) {\r
- ModuleIdentification lib = stack.get(j++);\r
- String[] consumedClasses = libInstanceMap.get(lib);\r
- for (int i = 0; i < consumedClasses.length; ++i) {\r
- ModuleIdentification consumedLib = libClassMap.get(consumedClasses[i]);\r
- //System.out.println("$$$ class = " + consumedClasses[i]);\r
- //System.out.println("$$$ insta = " + consumedLib);\r
- if (consumedLib == lib2) {\r
- //System.out.println(lib1 + "\n consumes\n" + lib2 + "\n");\r
- return true;\r
+ HashSet<ModuleIdentification> consumedBy = libInstanceConsumedBy.get(libInstance);\r
+ if (consumedBy.size() == 0) {\r
+ continue;\r
+ }\r
+\r
+ ModuleIdentification[] consumedByList = consumedBy.toArray(new ModuleIdentification[consumedBy.size()]);\r
+ for (int j = 0; j < consumedByList.length; ++j) {\r
+ ModuleIdentification consumer = consumedByList[j];\r
+ if (consumer.hasConstructor()) {\r
+ continue;\r
+ }\r
+\r
+ //\r
+ // if there's no constructor in the library instance's consumer,\r
+ // remove it from the consumer list\r
+ //\r
+ consumedBy.remove(consumer);\r
+ circularlyConsumed = false;\r
+ if (consumedBy.size() == 0) {\r
+ noConsumerList.addLast(libInstance);\r
+ break;\r
+ }\r
+ }\r
+\r
+ if (noConsumerList.size() > 0) {\r
+ break;\r
+ }\r
}\r
- if (consumedLib != null && !stack.contains(consumedLib)) {\r
- stack.offer(consumedLib);\r
+\r
+ if (noConsumerList.size() == 0 && !circularlyConsumed) {\r
+ break;\r
}\r
}\r
}\r
- return false;\r
- }\r
\r
- /**\r
- isInLibInstance\r
- \r
- This function check does the library instance already in the list.\r
- \r
- @param list List of the library instance.\r
- @param instanceName Name of library instance.\r
- @return "true" the library instance in list |\r
- "false" the library instance is not in list.\r
- **/\r
- private boolean isInLibInstance(List<ModuleIdentification> list, ModuleIdentification instanceId) {\r
- for (int i = 0; i < list.size(); i++) {\r
- \r
- if (instanceId.equals(list.get(i))) {\r
- return true;\r
+ //\r
+ // Append the remaining library instance to the end of sorted list\r
+ //\r
+ for (int i = 0; i < libInstanceList.length; ++i) {\r
+ if (libInstanceConsumedBy.get(libInstanceList[i]).size() > 0 && libInstanceList[i].hasConstructor()) {\r
+ EdkLog.log(EdkLog.EDK_ERROR, libInstanceList[i].getName()\r
+ + " with constructor has a circular dependency!");\r
+ throw new AutoGenException("Circular dependency in library instances is found!");\r
}\r
- }\r
- return false;\r
- }\r
\r
- /**\r
- isInStackList \r
- \r
- This function check if the node already in the stack.\r
- \r
- @param list Stack.\r
- @param nodeName Name of node.\r
- @return "true" if node have in stack |\r
- "false" if node don't in stack.\r
- **/ \r
- private boolean isInStackList(List<Node> list, ModuleIdentification instanceId) {\r
- for (int i = 0; i < list.size(); i++) {\r
- if (instanceId.equals(list.get(i).nodeId)) {\r
- return true;\r
- }\r
- }\r
- return false;\r
- }\r
- \r
- /**\r
- isHaveConsDestructor\r
- \r
- This function check if the library have constructor or destructor \r
- function.\r
- \r
- @param libName Name of library\r
- @return "true" if library have constructor or desconstructor |\r
- "false" if library don't have constructor \r
- and desconstructor.\r
- **/\r
- private boolean isHaveConsDestructor (ModuleIdentification libNode){\r
- for (int i = 0; i < libInstanceList.size(); i++){\r
- if (libInstanceList.get(i).libId.equals(libNode)){\r
- if (libInstanceList.get(i).constructorName != null || libInstanceList.get(i).deconstructorName != null){\r
- return true;\r
- }\r
+ if (!orderList.contains(libInstanceList[i])) {\r
+ orderList.add(libInstanceList[i]);\r
}\r
}\r
- return false;\r
- }\r
-}\r
-\r
-/**\r
- Node \r
- \r
- This class is used as stack node.\r
- \r
- **/\r
-class Node {\r
- ModuleIdentification nodeId;\r
-\r
- boolean isVisit;\r
-\r
- Node(ModuleIdentification nodeId, boolean isVisit) {\r
- this.nodeId = nodeId;\r
- this.isVisit = false;\r
- }\r
-} \r
-/**\r
- LibraryInstance Node \r
- \r
- This class is used to store LibrayInstance and it's deconstructor and constructor\r
-**/\r
- \r
-class LibraryInstanceNode {\r
- ModuleIdentification libId;\r
- String deconstructorName;\r
- String constructorName;\r
- \r
- LibraryInstanceNode (ModuleIdentification libId, String deconstructor, String constructor){\r
- this.libId = libId;\r
- this.deconstructorName = deconstructor;\r
- this.constructorName = constructor;\r
+ return orderList;\r
}\r
}\r
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