Fix StackChange value for OpCodes.Stelem (#25382)

Fixes dotnet/corefx#37955

diff --git a/src/System.Private.CoreLib/shared/System/Reflection/Emit/OpCodes.cs b/src/System.Private.CoreLib/shared/System/Reflection/Emit/OpCodes.cs
index 7690005..07c4b1c 100644 (file)
--- a/src/System.Private.CoreLib/shared/System/Reflection/Emit/OpCodes.cs
+++ b/src/System.Private.CoreLib/shared/System/Reflection/Emit/OpCodes.cs
@@ -2,6 +2,16 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
+/*============================================================
+**
+** Class: OpCodes
+**
+** Purpose: Exposes all of the IL instructions supported by the runtime.
+**
+** THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT BY HAND!
+** See $(RepoRoot)\src\inc\OpCodeGen.pl for more information.**
+==============================================================*/
+
 namespace System.Reflection.Emit
 {
     //
@@ -1875,7 +1885,7 @@ namespace System.Reflection.Emit
             ((int)StackBehaviour.Popref_popi_pop1 << OpCode.StackBehaviourPopShift) |
             ((int)StackBehaviour.Push0 << OpCode.StackBehaviourPushShift) |
             (1 << OpCode.SizeShift) |
-            (0 << OpCode.StackChangeShift)
+            (-3 << OpCode.StackChangeShift)
         );
 
         public static readonly OpCode Unbox_Any = new OpCode(OpCodeValues.Unbox_Any,

diff --git a/src/inc/OpCodeGen.pl b/src/inc/OpCodeGen.pl
index c29d497..64ba130 100644 (file)
--- a/src/inc/OpCodeGen.pl
+++ b/src/inc/OpCodeGen.pl
@@ -46,8 +46,8 @@ $endHeaderComment = "**\n** THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT BY
 $endHeaderComment .= "** See \$(RepoRoot)\\src\\inc\\OpCodeGen.pl for more information.**\n";
 $endHeaderComment .= "==============================================================*/\n\n";
 
-$usingAndRefEmitNmsp = "using System;\n\nnamespace System.Reflection.Emit\n{\n\n";
-$obsoleteAttr = "        [Obsolete(\"This API has been deprecated. http://go.microsoft.com/fwlink/?linkid=14202\")]\n";
+$usingAndRefEmitNmsp = "namespace System.Reflection.Emit\n{\n\n";
+$obsoleteAttr = "        [Obsolete(\"This API has been deprecated. https://go.microsoft.com/fwlink/?linkid=14202\")]\n";
 
 # Open source file and target files 
 
@@ -298,7 +298,7 @@ while (<OPCODE>)
        {
                $popstate = $popstate -2;
        }
-       elsif ($pop eq "Popi_popi_popi" || $pop eq "Popref_popi_popi" || $pop eq "Popref_popi_popi8" || $pop eq "Popref_popi_popr4" || $pop eq "Popref_popi_popr8" || $pop eq "Popref_popi_popref")
+       elsif ($pop eq "Popi_popi_popi" || $pop eq "Popref_popi_popi" || $pop eq "Popref_popi_popi8" || $pop eq "Popref_popi_popr4" || $pop eq "Popref_popi_popr8" || $pop eq "Popref_popi_popref" || $pop eq "Popref_popi_pop1")
        {
                $popstate = $popstate -3;
        }
@@ -473,7 +473,7 @@ print OUTPUT "                case OperandType.ShortInlineBrTarget:\n";
 print OUTPUT "                case OperandType.ShortInlineI:\n";
 print OUTPUT "                case OperandType.ShortInlineVar:\n";
 print OUTPUT "                    return true;\n";
-print OUTPUT "            };\n";
+print OUTPUT "            }\n";
 print OUTPUT "            return false;\n";
 print OUTPUT "        }\n";