vendor/acpica/20200110

99 files changed, 204 insertions, 111 deletions

diff --git a/source/compiler/aslallocate.c b/source/compiler/aslallocate.c
index c3e4af467dc1..e0187bfc488b 100644
--- a/source/compiler/aslallocate.c
+++ b/source/compiler/aslallocate.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslanalyze.c b/source/compiler/aslanalyze.c
index 0482775f424e..9139f4e979c0 100644
--- a/source/compiler/aslanalyze.c
+++ b/source/compiler/aslanalyze.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslascii.c b/source/compiler/aslascii.c
index 10682cdbf5b2..c4d250eda9d3 100644
--- a/source/compiler/aslascii.c
+++ b/source/compiler/aslascii.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslbtypes.c b/source/compiler/aslbtypes.c
index d7caea53f3ba..796b61acc0c0 100644
--- a/source/compiler/aslbtypes.c
+++ b/source/compiler/aslbtypes.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslcache.c b/source/compiler/aslcache.c
index 132497b5ffd3..3de3bbf532f6 100644
--- a/source/compiler/aslcache.c
+++ b/source/compiler/aslcache.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslcodegen.c b/source/compiler/aslcodegen.c
index 86f85074f22e..61e067357954 100644
--- a/source/compiler/aslcodegen.c
+++ b/source/compiler/aslcodegen.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslcompile.c b/source/compiler/aslcompile.c
index ce60b2dab958..0f145560377d 100644
--- a/source/compiler/aslcompile.c
+++ b/source/compiler/aslcompile.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslcompiler.h b/source/compiler/aslcompiler.h
index 01ab3924233d..e82a91e46628 100644
--- a/source/compiler/aslcompiler.h
+++ b/source/compiler/aslcompiler.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslcompiler.l b/source/compiler/aslcompiler.l
index 26c221e58875..797f989915cf 100644
--- a/source/compiler/aslcompiler.l
+++ b/source/compiler/aslcompiler.l
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslcompiler.y b/source/compiler/aslcompiler.y
index 8f0a512e8539..94b6fa041b89 100644
--- a/source/compiler/aslcompiler.y
+++ b/source/compiler/aslcompiler.y
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
@@ -4843,6 +4843,7 @@ OptionalXferSize
 /* Local support functions in C */
 
 
+
 /******************************************************************************
  *
  * Local support functions
@@ -4917,3 +4918,4 @@ UtGetOpName (
     return ("[Unknown parser generator]");
 #endif
 }
+
diff --git a/source/compiler/aslcstyle.y b/source/compiler/aslcstyle.y
index 3d8289e1ab67..6e73c7033f40 100644
--- a/source/compiler/aslcstyle.y
+++ b/source/compiler/aslcstyle.y
@@ -9,7 +9,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asldebug.c b/source/compiler/asldebug.c
index 469a58e57dfb..9c02257e3fc4 100644
--- a/source/compiler/asldebug.c
+++ b/source/compiler/asldebug.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asldefine.h b/source/compiler/asldefine.h
index 675a5870d56c..12a4cdd560ff 100644
--- a/source/compiler/asldefine.h
+++ b/source/compiler/asldefine.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslerror.c b/source/compiler/aslerror.c
index f6eab921e455..1931fffcf123 100644
--- a/source/compiler/aslerror.c
+++ b/source/compiler/aslerror.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
@@ -751,7 +751,14 @@ AePrintSubError (
 
     MainMessage = AeDecodeMessageId (Enode->MessageId);
 
-    fprintf (OutputFile, "    %s%s", MainMessage, "\n    ");
+    fprintf (OutputFile, "    %s", MainMessage);
+
+    if (Enode->Message)
+    {
+        fprintf (OutputFile, "(%s)", Enode->Message);
+    }
+
+    fprintf (OutputFile, "\n    ");
     (void) AePrintErrorSourceLine (OutputFile, Enode, &PrematureEOF, &Total);
     fprintf (OutputFile, "\n");
 }
diff --git a/source/compiler/aslexternal.c b/source/compiler/aslexternal.c
index 69bb4befb535..37f07e87825e 100644
--- a/source/compiler/aslexternal.c
+++ b/source/compiler/aslexternal.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslfileio.c b/source/compiler/aslfileio.c
index 3db7b5335482..60b911b2d297 100644
--- a/source/compiler/aslfileio.c
+++ b/source/compiler/aslfileio.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslfiles.c b/source/compiler/aslfiles.c
index dba05d35d33a..097aa71a3fe1 100644
--- a/source/compiler/aslfiles.c
+++ b/source/compiler/aslfiles.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslfold.c b/source/compiler/aslfold.c
index 9294d38dbb88..6bb4cde8724a 100644
--- a/source/compiler/aslfold.c
+++ b/source/compiler/aslfold.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslglobal.h b/source/compiler/aslglobal.h
index 9020c14d5d54..1a66dea91952 100644
--- a/source/compiler/aslglobal.h
+++ b/source/compiler/aslglobal.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslhelp.c b/source/compiler/aslhelp.c
index 47d9d3060e11..97a2ab05b733 100644
--- a/source/compiler/aslhelp.c
+++ b/source/compiler/aslhelp.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslhelpers.y b/source/compiler/aslhelpers.y
index 8127034c6fe9..fbee34c507a1 100644
--- a/source/compiler/aslhelpers.y
+++ b/source/compiler/aslhelpers.y
@@ -9,7 +9,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslhex.c b/source/compiler/aslhex.c
index d22c01e150b8..af0c8d941aaf 100644
--- a/source/compiler/aslhex.c
+++ b/source/compiler/aslhex.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslkeywords.y b/source/compiler/aslkeywords.y
index a505dc029468..84a816325563 100644
--- a/source/compiler/aslkeywords.y
+++ b/source/compiler/aslkeywords.y
@@ -9,7 +9,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asllength.c b/source/compiler/asllength.c
index 6778bf6400fa..6cd714a9157e 100644
--- a/source/compiler/asllength.c
+++ b/source/compiler/asllength.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asllisting.c b/source/compiler/asllisting.c
index 7bc118bc2511..0fa4047a7fb4 100644
--- a/source/compiler/asllisting.c
+++ b/source/compiler/asllisting.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asllistsup.c b/source/compiler/asllistsup.c
index 9663740a5f8a..dcd04cd0ce45 100644
--- a/source/compiler/asllistsup.c
+++ b/source/compiler/asllistsup.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslload.c b/source/compiler/aslload.c
index 6e3d7e7d99eb..d9728206f3c2 100644
--- a/source/compiler/aslload.c
+++ b/source/compiler/aslload.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
@@ -273,15 +273,15 @@ LdLoadFieldElements (
     ACPI_PARSE_OBJECT       *SourceRegion;
     ACPI_NAMESPACE_NODE     *Node;
     ACPI_STATUS             Status;
+    char                    *ExternalPath;
 
 
     SourceRegion = UtGetArg (Op, 0);
     if (SourceRegion)
     {
         Status = AcpiNsLookup (WalkState->ScopeInfo,
-            SourceRegion->Asl.Value.String,
-            AmlType, ACPI_IMODE_EXECUTE,
-            ACPI_NS_DONT_OPEN_SCOPE, NULL, &Node);
+            SourceRegion->Asl.Value.String, AmlType, ACPI_IMODE_EXECUTE,
+            ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, NULL, &Node);
         if (Status == AE_NOT_FOUND)
         {
             /*
@@ -357,9 +357,16 @@ LdLoadFieldElements (
                      * The name already exists in this scope
                      * But continue processing the elements
                      */
+                    ExternalPath = AcpiNsGetNormalizedPathname (Node, TRUE);
+
                     AslDualParseOpError (ASL_ERROR, ASL_MSG_NAME_EXISTS, Child,
-                        Child->Asl.Value.String, ASL_MSG_FOUND_HERE, Node->Op,
-                        Node->Op->Asl.ExternalName);
+                        ExternalPath, ASL_MSG_FOUND_HERE, Node->Op,
+                        ExternalPath);
+
+                    if (ExternalPath)
+                    {
+                        ACPI_FREE (ExternalPath);
+                    }
                 }
             }
             else
@@ -403,6 +410,7 @@ LdLoadResourceElements (
     ACPI_PARSE_OBJECT       *InitializerOp = NULL;
     ACPI_NAMESPACE_NODE     *Node;
     ACPI_STATUS             Status;
+    char                    *ExternalPath;
 
 
     /*
@@ -419,10 +427,17 @@ LdLoadResourceElements (
         {
             /* Actual node causing the error was saved in ParentMethod */
 
+            ExternalPath = AcpiNsGetNormalizedPathname (Node, TRUE);
+
             AslDualParseOpError (ASL_ERROR, ASL_MSG_NAME_EXISTS,
                 (ACPI_PARSE_OBJECT *) Op->Asl.ParentMethod,
-                Op->Asl.Namepath, ASL_MSG_FOUND_HERE, Node->Op,
-                Node->Op->Asl.ExternalName);
+                ExternalPath, ASL_MSG_FOUND_HERE, Node->Op,
+                ExternalPath);
+
+            if (ExternalPath)
+            {
+                ACPI_FREE (ExternalPath);
+            }
             return (AE_OK);
         }
         return (Status);
@@ -499,6 +514,7 @@ LdNamespace1Begin (
     BOOLEAN                 ForceNewScope = FALSE;
     const ACPI_OPCODE_INFO  *OpInfo;
     ACPI_PARSE_OBJECT       *ParentOp;
+    char                    *ExternalPath;
 
 
     ACPI_FUNCTION_NAME (LdNamespace1Begin);
@@ -939,9 +955,16 @@ LdNamespace1Begin (
             {
                 /* Valid error, object already exists */
 
+                ExternalPath = AcpiNsGetNormalizedPathname (Node, TRUE);
+
                 AslDualParseOpError (ASL_ERROR, ASL_MSG_NAME_EXISTS, Op,
-                    Op->Asl.ExternalName, ASL_MSG_FOUND_HERE, Node->Op,
-                    Node->Op->Asl.ExternalName);
+                    ExternalPath, ASL_MSG_FOUND_HERE, Node->Op,
+                    ExternalPath);
+
+                if (ExternalPath)
+                {
+                    ACPI_FREE (ExternalPath);
+                }
                 return_ACPI_STATUS (AE_OK);
             }
         }
diff --git a/source/compiler/asllookup.c b/source/compiler/asllookup.c
index 96d1fefd4173..b74d80496866 100644
--- a/source/compiler/asllookup.c
+++ b/source/compiler/asllookup.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmain.c b/source/compiler/aslmain.c
index 605c412f3a8e..7db26d125286 100644
--- a/source/compiler/aslmain.c
+++ b/source/compiler/aslmain.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmap.c b/source/compiler/aslmap.c
index 9a7b1b76adee..651030495aed 100644
--- a/source/compiler/aslmap.c
+++ b/source/compiler/aslmap.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmapenter.c b/source/compiler/aslmapenter.c
index 995ddc9933c8..36b76566b1be 100644
--- a/source/compiler/aslmapenter.c
+++ b/source/compiler/aslmapenter.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmapoutput.c b/source/compiler/aslmapoutput.c
index 564d4cc83cd5..7cde08c2866a 100644
--- a/source/compiler/aslmapoutput.c
+++ b/source/compiler/aslmapoutput.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmaputils.c b/source/compiler/aslmaputils.c
index 5605feca993e..49cff797f747 100644
--- a/source/compiler/aslmaputils.c
+++ b/source/compiler/aslmaputils.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmessages.c b/source/compiler/aslmessages.c
index ea118c0d43fc..418df32c5800 100644
--- a/source/compiler/aslmessages.c
+++ b/source/compiler/aslmessages.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmessages.h b/source/compiler/aslmessages.h
index 385b730ff0c5..fb3513abddc5 100644
--- a/source/compiler/aslmessages.h
+++ b/source/compiler/aslmessages.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslmethod.c b/source/compiler/aslmethod.c
index 4b29fc9e7acd..b7b7ec42f3a8 100644
--- a/source/compiler/aslmethod.c
+++ b/source/compiler/aslmethod.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslnamesp.c b/source/compiler/aslnamesp.c
index e38e397ff8b6..f74b5ffb4533 100644
--- a/source/compiler/aslnamesp.c
+++ b/source/compiler/aslnamesp.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asloffset.c b/source/compiler/asloffset.c
index dd8e1b079103..65cdffc87d47 100644
--- a/source/compiler/asloffset.c
+++ b/source/compiler/asloffset.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslopcodes.c b/source/compiler/aslopcodes.c
index 9e6565fe2c40..14eb63ddcdb2 100644
--- a/source/compiler/aslopcodes.c
+++ b/source/compiler/aslopcodes.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asloperands.c b/source/compiler/asloperands.c
index cb9c5c89971f..ac2ea1fb1e59 100644
--- a/source/compiler/asloperands.c
+++ b/source/compiler/asloperands.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslopt.c b/source/compiler/aslopt.c
index 6d2045f8229d..88f9a2919f5a 100644
--- a/source/compiler/aslopt.c
+++ b/source/compiler/aslopt.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asloptions.c b/source/compiler/asloptions.c
index 7758610cfb35..e3b3f8e744c2 100644
--- a/source/compiler/asloptions.c
+++ b/source/compiler/asloptions.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslparseop.c b/source/compiler/aslparseop.c
index 59a54864eeb7..b58d4e6623f2 100644
--- a/source/compiler/aslparseop.c
+++ b/source/compiler/aslparseop.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslparser.y b/source/compiler/aslparser.y
index 3a6beff5b7a8..5faccae38ce2 100644
--- a/source/compiler/aslparser.y
+++ b/source/compiler/aslparser.y
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslpld.c b/source/compiler/aslpld.c
index 50186a858403..730976bdce20 100644
--- a/source/compiler/aslpld.c
+++ b/source/compiler/aslpld.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslpredef.c b/source/compiler/aslpredef.c
index 1f850239c08e..afef94a0d64a 100644
--- a/source/compiler/aslpredef.c
+++ b/source/compiler/aslpredef.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslprepkg.c b/source/compiler/aslprepkg.c
index 77969430cb07..f3042caef432 100644
--- a/source/compiler/aslprepkg.c
+++ b/source/compiler/aslprepkg.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslprimaries.y b/source/compiler/aslprimaries.y
index f14ab134d7c7..7bbf4155ab77 100644
--- a/source/compiler/aslprimaries.y
+++ b/source/compiler/aslprimaries.y
@@ -11,7 +11,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslprintf.c b/source/compiler/aslprintf.c
index 8121ea0023dc..a7859f43ec43 100644
--- a/source/compiler/aslprintf.c
+++ b/source/compiler/aslprintf.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslprune.c b/source/compiler/aslprune.c
index a9d781350309..580a6ada1141 100644
--- a/source/compiler/aslprune.c
+++ b/source/compiler/aslprune.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslresource.c b/source/compiler/aslresource.c
index 57b6440f2c12..d1936a5b7de7 100644
--- a/source/compiler/aslresource.c
+++ b/source/compiler/aslresource.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslresources.y b/source/compiler/aslresources.y
index 1caff20c6cec..4faba90b5ab1 100644
--- a/source/compiler/aslresources.y
+++ b/source/compiler/aslresources.y
@@ -11,7 +11,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype1.c b/source/compiler/aslrestype1.c
index 7173d7464496..4dff4607d073 100644
--- a/source/compiler/aslrestype1.c
+++ b/source/compiler/aslrestype1.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype1i.c b/source/compiler/aslrestype1i.c
index b65964ff12b5..9e9bc20968cb 100644
--- a/source/compiler/aslrestype1i.c
+++ b/source/compiler/aslrestype1i.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype2.c b/source/compiler/aslrestype2.c
index 0652272ff3be..93236853a668 100644
--- a/source/compiler/aslrestype2.c
+++ b/source/compiler/aslrestype2.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype2d.c b/source/compiler/aslrestype2d.c
index 1ba40d355e71..394530ae3083 100644
--- a/source/compiler/aslrestype2d.c
+++ b/source/compiler/aslrestype2d.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype2e.c b/source/compiler/aslrestype2e.c
index 93f0ae257355..b188994d321c 100644
--- a/source/compiler/aslrestype2e.c
+++ b/source/compiler/aslrestype2e.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype2q.c b/source/compiler/aslrestype2q.c
index 1b3541111f80..02db0ab3452f 100644
--- a/source/compiler/aslrestype2q.c
+++ b/source/compiler/aslrestype2q.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype2s.c b/source/compiler/aslrestype2s.c
index 410ff2b2c7f6..c075c89c97ae 100644
--- a/source/compiler/aslrestype2s.c
+++ b/source/compiler/aslrestype2s.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrestype2w.c b/source/compiler/aslrestype2w.c
index fb251a0f14c8..b2113f4c950c 100644
--- a/source/compiler/aslrestype2w.c
+++ b/source/compiler/aslrestype2w.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslrules.y b/source/compiler/aslrules.y
index 22dac96725e6..9035e8bb41fb 100644
--- a/source/compiler/aslrules.y
+++ b/source/compiler/aslrules.y
@@ -11,7 +11,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslstartup.c b/source/compiler/aslstartup.c
index 73c555a6749d..522bca570f5a 100644
--- a/source/compiler/aslstartup.c
+++ b/source/compiler/aslstartup.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslstubs.c b/source/compiler/aslstubs.c
index a8f22bd8c803..b4d609bff898 100644
--- a/source/compiler/aslstubs.c
+++ b/source/compiler/aslstubs.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslsupport.l b/source/compiler/aslsupport.l
index 297bf2ee6bcc..282e4fbe7c37 100644
--- a/source/compiler/aslsupport.l
+++ b/source/compiler/aslsupport.l
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslsupport.y b/source/compiler/aslsupport.y
index ccd1182dd557..84aec3a3d74c 100644
--- a/source/compiler/aslsupport.y
+++ b/source/compiler/aslsupport.y
@@ -9,7 +9,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asltokens.y b/source/compiler/asltokens.y
index ec618a42f93e..0b61469a26e3 100644
--- a/source/compiler/asltokens.y
+++ b/source/compiler/asltokens.y
@@ -9,7 +9,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asltransform.c b/source/compiler/asltransform.c
index c80afe3a6b44..dcb60f7a31d9 100644
--- a/source/compiler/asltransform.c
+++ b/source/compiler/asltransform.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
@@ -1109,6 +1109,40 @@ NextCase:
     }
 }
 
+/*******************************************************************************
+ *
+ * FUNCTION:    TrBufferIsAllZero
+ *
+ * PARAMETERS:  Op          - Parse node for first opcode in buffer initializer
+ *                            list
+ *
+ * RETURN:      TRUE if buffer contains all zeros or a DEFAULT_ARG
+ *
+ * DESCRIPTION: Check for duplicate Buffer case values.
+ *
+ ******************************************************************************/
+
+static BOOLEAN
+TrBufferIsAllZero (
+    ACPI_PARSE_OBJECT       *Op)
+{
+    while (Op)
+    {
+        if (Op->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG)
+        {
+            return (TRUE);
+        }
+        else if (Op->Asl.Value.Integer != 0)
+        {
+            return (FALSE);
+        }
+
+        Op = Op->Asl.Next;
+    }
+
+    return (TRUE);
+}
+
 
 /*******************************************************************************
  *
@@ -1130,12 +1164,39 @@ TrCheckForBufferMatch (
     ACPI_PARSE_OBJECT       *NextOp1,
     ACPI_PARSE_OBJECT       *NextOp2)
 {
-
-    if (NextOp1->Asl.Value.Integer != NextOp2->Asl.Value.Integer)
+    /*
+     * The buffer length can be a DEFAULT_ARG or INTEGER. If any of the nodes
+     * are DEFAULT_ARG, it means that the length has yet to be computed.
+     * However, the initializer list can be compared to determine if these two
+     * buffers match.
+     */
+    if ((NextOp1->Asl.ParseOpcode == PARSEOP_INTEGER &&
+        NextOp2->Asl.ParseOpcode == PARSEOP_INTEGER) &&
+        NextOp1->Asl.Value.Integer != NextOp2->Asl.Value.Integer)
     {
         return (FALSE);
     }
 
+    /*
+     * Buffers that have explicit lengths but no initializer lists are
+     * filled with zeros at runtime. This is equivalent to buffers that have the
+     * same length that are filled with zeros.
+     *
+     * In other words, the following buffers are equivalent:
+     *
+     * Buffer(0x4) {}
+     * Buffer() {0x0, 0x0, 0x0, 0x0}
+     *
+     * This statement checks for matches where one buffer does not have an
+     * initializer list and another buffer contains all zeros.
+     */
+    if (NextOp1->Asl.ParseOpcode != NextOp2->Asl.ParseOpcode &&
+        TrBufferIsAllZero (NextOp1->Asl.Next) &&
+        TrBufferIsAllZero (NextOp2->Asl.Next))
+    {
+        return (TRUE);
+    }
+
     /* Start at the BYTECONST initializer node list */
 
     NextOp1 = NextOp1->Asl.Next;
diff --git a/source/compiler/asltree.c b/source/compiler/asltree.c
index 62efc5fa907c..2e9bc086d21e 100644
--- a/source/compiler/asltree.c
+++ b/source/compiler/asltree.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asltypes.h b/source/compiler/asltypes.h
index 2df31eab5583..cd54dbc05f78 100644
--- a/source/compiler/asltypes.h
+++ b/source/compiler/asltypes.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asltypes.y b/source/compiler/asltypes.y
index 80fba4ba4bbe..85d3af9acf8d 100644
--- a/source/compiler/asltypes.y
+++ b/source/compiler/asltypes.y
@@ -9,7 +9,7 @@ NoEcho('
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslutils.c b/source/compiler/aslutils.c
index 0ee94d6a927b..4233318f0ea6 100644
--- a/source/compiler/aslutils.c
+++ b/source/compiler/aslutils.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/asluuid.c b/source/compiler/asluuid.c
index 79e777f6b93e..bbfaa549af42 100644
--- a/source/compiler/asluuid.c
+++ b/source/compiler/asluuid.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslwalks.c b/source/compiler/aslwalks.c
index e383e7947515..215544f6a527 100644
--- a/source/compiler/aslwalks.c
+++ b/source/compiler/aslwalks.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslxref.c b/source/compiler/aslxref.c
index 8a1f1a4c5e7f..2649373f3af4 100644
--- a/source/compiler/aslxref.c
+++ b/source/compiler/aslxref.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/aslxrefout.c b/source/compiler/aslxrefout.c
index ce8c8dddca5d..64ccabf85145 100644
--- a/source/compiler/aslxrefout.c
+++ b/source/compiler/aslxrefout.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/cvcompiler.c b/source/compiler/cvcompiler.c
index 083b66a5ecf1..4102a6a7be33 100644
--- a/source/compiler/cvcompiler.c
+++ b/source/compiler/cvcompiler.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/cvdisasm.c b/source/compiler/cvdisasm.c
index 5396b3c33142..db17867df9bc 100644
--- a/source/compiler/cvdisasm.c
+++ b/source/compiler/cvdisasm.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/cvparser.c b/source/compiler/cvparser.c
index 9a2f0f9c2217..0e0a5b80d1be 100644
--- a/source/compiler/cvparser.c
+++ b/source/compiler/cvparser.c
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtcompile.c b/source/compiler/dtcompile.c
index 6c52f98987cd..7f47e062da03 100644
--- a/source/compiler/dtcompile.c
+++ b/source/compiler/dtcompile.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtcompiler.h b/source/compiler/dtcompiler.h
index 427051c31b92..9d9008a851c5 100644
--- a/source/compiler/dtcompiler.h
+++ b/source/compiler/dtcompiler.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtexpress.c b/source/compiler/dtexpress.c
index 820e198886f3..026bf7aa028a 100644
--- a/source/compiler/dtexpress.c
+++ b/source/compiler/dtexpress.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtfield.c b/source/compiler/dtfield.c
index 18d44110d507..f976bba5255a 100644
--- a/source/compiler/dtfield.c
+++ b/source/compiler/dtfield.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtio.c b/source/compiler/dtio.c
index b596fda8b87d..3a509b296f49 100644
--- a/source/compiler/dtio.c
+++ b/source/compiler/dtio.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtparser.l b/source/compiler/dtparser.l
index 72b141016b49..ff7df507fa4e 100644
--- a/source/compiler/dtparser.l
+++ b/source/compiler/dtparser.l
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtparser.y b/source/compiler/dtparser.y
index aa91ffa53c5b..55c5b821e7c6 100644
--- a/source/compiler/dtparser.y
+++ b/source/compiler/dtparser.y
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtsubtable.c b/source/compiler/dtsubtable.c
index 1300ea4add83..8d4a2e45eca5 100644
--- a/source/compiler/dtsubtable.c
+++ b/source/compiler/dtsubtable.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dttable.c b/source/compiler/dttable.c
index 40f9930f744a..78393b0193a7 100644
--- a/source/compiler/dttable.c
+++ b/source/compiler/dttable.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dttable1.c b/source/compiler/dttable1.c
index c43b9e6c0723..c7256b77a35b 100644
--- a/source/compiler/dttable1.c
+++ b/source/compiler/dttable1.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dttable2.c b/source/compiler/dttable2.c
index 550cca131475..48b05edd74be 100644
--- a/source/compiler/dttable2.c
+++ b/source/compiler/dttable2.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dttemplate.c b/source/compiler/dttemplate.c
index a53b9521da5b..5129138fd904 100644
--- a/source/compiler/dttemplate.c
+++ b/source/compiler/dttemplate.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dttemplate.h b/source/compiler/dttemplate.h
index cb1c58552ae2..4849adf464a9 100644
--- a/source/compiler/dttemplate.h
+++ b/source/compiler/dttemplate.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/dtutils.c b/source/compiler/dtutils.c
index cdfde4fa93db..067d0ece2c1b 100644
--- a/source/compiler/dtutils.c
+++ b/source/compiler/dtutils.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/preprocess.h b/source/compiler/preprocess.h
index ba192f1a0abd..e625b0761bf9 100644
--- a/source/compiler/preprocess.h
+++ b/source/compiler/preprocess.h
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/prexpress.c b/source/compiler/prexpress.c
index 78ce14bc0943..e3a101eb4af6 100644
--- a/source/compiler/prexpress.c
+++ b/source/compiler/prexpress.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/prmacros.c b/source/compiler/prmacros.c
index 14be2a75b361..2ded5d566228 100644
--- a/source/compiler/prmacros.c
+++ b/source/compiler/prmacros.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/prparser.l b/source/compiler/prparser.l
index 80b8743d1641..65595fa81f4e 100644
--- a/source/compiler/prparser.l
+++ b/source/compiler/prparser.l
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/prparser.y b/source/compiler/prparser.y
index c5a3a16bc071..f01137516f8d 100644
--- a/source/compiler/prparser.y
+++ b/source/compiler/prparser.y
@@ -9,7 +9,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/prscan.c b/source/compiler/prscan.c
index 109da26ab351..346ee70c1cf4 100644
--- a/source/compiler/prscan.c
+++ b/source/compiler/prscan.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License
diff --git a/source/compiler/prutils.c b/source/compiler/prutils.c
index f3d615ad5c16..ab6eeba59549 100644
--- a/source/compiler/prutils.c
+++ b/source/compiler/prutils.c
@@ -8,7 +8,7 @@
  *
  * 1. Copyright Notice
  *
- * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp.
+ * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
  * All rights reserved.
  *
  * 2. License