# HG changeset patch
# User poonam
# Date 1339665166 25200
# Node ID b87e5a681416346921d604cf10fbd00a1761523e
# Parent  4d399f013e5a24c38a463bbdba6bb16bbd64b8fa
6310967: SA: jstack -m produce failures in output
Summary: While looking for the sender frame check that the frame pointer should not be less than the stack pointer.
Reviewed-by: dholmes, sla

diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/bugspot/BugSpot.java
--- a/agent/src/share/classes/sun/jvm/hotspot/bugspot/BugSpot.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/bugspot/BugSpot.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -657,7 +657,7 @@
     while (fr != null) {
       trace.add(new StackTraceEntry(fr, getCDebugger()));
       try {
-        fr = fr.sender();
+        fr = fr.sender(t);
       } catch (AddressException e) {
         e.printStackTrace();
         showMessageDialog("Error while walking stack; stack trace will be truncated\n(see console for details)",
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/amd64/BsdAMD64CFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/amd64/BsdAMD64CFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/amd64/BsdAMD64CFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,7 @@
 package sun.jvm.hotspot.debugger.bsd.amd64;
 
 import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.debugger.amd64.*;
 import sun.jvm.hotspot.debugger.bsd.*;
 import sun.jvm.hotspot.debugger.cdbg.*;
 import sun.jvm.hotspot.debugger.cdbg.basic.*;
@@ -51,8 +52,11 @@
       return rbp;
    }
 
-   public CFrame sender() {
-      if (rbp == null) {
+   public CFrame sender(ThreadProxy thread) {
+      AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext();
+      Address rsp = context.getRegisterAsAddress(AMD64ThreadContext.RSP);
+
+      if ( (rbp == null) || rbp.lessThan(rsp) ) {
         return null;
       }
 
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/x86/BsdX86CFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/x86/BsdX86CFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/x86/BsdX86CFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,6 +28,7 @@
 import sun.jvm.hotspot.debugger.bsd.*;
 import sun.jvm.hotspot.debugger.cdbg.*;
 import sun.jvm.hotspot.debugger.cdbg.basic.*;
+import sun.jvm.hotspot.debugger.x86.*;
 
 final public class BsdX86CFrame extends BasicCFrame {
    // package/class internals only
@@ -52,8 +53,11 @@
       return ebp;
    }
 
-   public CFrame sender() {
-      if (ebp == null) {
+   public CFrame sender(ThreadProxy thread) {
+      X86ThreadContext context = (X86ThreadContext) thread.getContext();
+      Address esp = context.getRegisterAsAddress(X86ThreadContext.ESP);
+
+      if ( (ebp == null) || ebp.lessThan(esp) ) {
         return null;
       }
 
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/CFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/CFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/CFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -34,7 +34,7 @@
 
 public interface CFrame {
   /** Returns null when no more frames on stack */
-  public CFrame sender();
+  public CFrame sender(ThreadProxy th);
 
   /** Get the program counter of this frame */
   public Address pc();
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/amd64/AMD64CFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/amd64/AMD64CFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/amd64/AMD64CFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,7 @@
 package sun.jvm.hotspot.debugger.cdbg.basic.amd64;
 
 import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.debugger.amd64.*;
 import sun.jvm.hotspot.debugger.cdbg.*;
 import sun.jvm.hotspot.debugger.cdbg.basic.*;
 
@@ -43,8 +44,11 @@
     this.pc  = pc;
   }
 
-  public CFrame sender() {
-    if (rbp == null) {
+  public CFrame sender(ThreadProxy thread) {
+    AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext();
+    Address rsp = context.getRegisterAsAddress(AMD64ThreadContext.RSP);
+
+    if ( (rbp == null) || rbp.lessThan(rsp) ) {
       return null;
     }
 
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/x86/X86CFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/x86/X86CFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/x86/X86CFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,7 @@
 package sun.jvm.hotspot.debugger.cdbg.basic.x86;
 
 import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.debugger.x86.*;
 import sun.jvm.hotspot.debugger.cdbg.*;
 import sun.jvm.hotspot.debugger.cdbg.basic.*;
 
@@ -43,8 +44,11 @@
     this.pc  = pc;
   }
 
-  public CFrame sender() {
-    if (ebp == null) {
+  public CFrame sender(ThreadProxy thread) {
+    X86ThreadContext context = (X86ThreadContext) thread.getContext();
+    Address esp = context.getRegisterAsAddress(X86ThreadContext.ESP);
+
+    if ( (ebp == null) || ebp.lessThan(esp) ) {
       return null;
     }
 
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/linux/amd64/LinuxAMD64CFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/amd64/LinuxAMD64CFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/amd64/LinuxAMD64CFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,7 @@
 package sun.jvm.hotspot.debugger.linux.amd64;
 
 import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.debugger.amd64.*;
 import sun.jvm.hotspot.debugger.linux.*;
 import sun.jvm.hotspot.debugger.cdbg.*;
 import sun.jvm.hotspot.debugger.cdbg.basic.*;
@@ -51,8 +52,11 @@
       return rbp;
    }
 
-   public CFrame sender() {
-      if (rbp == null) {
+   public CFrame sender(ThreadProxy thread) {
+      AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext();
+      Address rsp = context.getRegisterAsAddress(AMD64ThreadContext.RSP);
+
+      if ( (rbp == null) || rbp.lessThan(rsp) ) {
         return null;
       }
 
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/linux/sparc/LinuxSPARCCFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/sparc/LinuxSPARCCFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/sparc/LinuxSPARCCFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -57,7 +57,7 @@
       return sp;
    }
 
-   public CFrame sender() {
+   public CFrame sender(ThreadProxy thread) {
       if (sp == null) {
         return null;
       }
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/linux/x86/LinuxX86CFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/x86/LinuxX86CFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/x86/LinuxX86CFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,6 +28,7 @@
 import sun.jvm.hotspot.debugger.linux.*;
 import sun.jvm.hotspot.debugger.cdbg.*;
 import sun.jvm.hotspot.debugger.cdbg.basic.*;
+import sun.jvm.hotspot.debugger.x86.*;
 
 final public class LinuxX86CFrame extends BasicCFrame {
    // package/class internals only
@@ -52,8 +53,11 @@
       return ebp;
    }
 
-   public CFrame sender() {
-      if (ebp == null) {
+   public CFrame sender(ThreadProxy thread) {
+      X86ThreadContext context = (X86ThreadContext) thread.getContext();
+      Address esp = context.getRegisterAsAddress(X86ThreadContext.ESP);
+
+      if ( (ebp == null) || ebp.lessThan(esp) ) {
         return null;
       }
 
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/debugger/proc/ProcCFrame.java
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/proc/ProcCFrame.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/proc/ProcCFrame.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -37,7 +37,7 @@
       return fp;
    }
 
-   public CFrame sender() {
+   public CFrame sender(ThreadProxy t) {
       return sender;
    }
 
diff -r 4d399f013e5a -r b87e5a681416 agent/src/share/classes/sun/jvm/hotspot/tools/PStack.java
--- a/agent/src/share/classes/sun/jvm/hotspot/tools/PStack.java	Mon Jun 11 13:10:14 2012 -0400
+++ b/agent/src/share/classes/sun/jvm/hotspot/tools/PStack.java	Thu Jun 14 02:12:46 2012 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -158,7 +158,7 @@
                         printUnknown(out);
                      }
                   }
-                  f = f.sender();
+                  f = f.sender(th);
                }
             } catch (Exception exp) {
                exp.printStackTrace();