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diff agent/src/share/classes/sun/jvm/hotspot/oops/ObjectHeap.java @ 218:a5838065ab24

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6620329: jstack prints double native methods on Solaris/sparc Summary: Fixed stack walking code in sparc to start frame walk from last_java_sp. Reviewed-by: sgoldman
author swamyv
date Tue, 24 Jun 2008 21:37:10 -0700
parents ba764ed4b6f2
children 9c2ecc2ffb12
line wrap: on
line diff
--- a/agent/src/share/classes/sun/jvm/hotspot/oops/ObjectHeap.java	Sat Jun 21 10:03:31 2008 -0700
+++ b/agent/src/share/classes/sun/jvm/hotspot/oops/ObjectHeap.java	Tue Jun 24 21:37:10 2008 -0700
@@ -316,6 +316,14 @@
     iterateLiveRegions(liveRegions, visitor, null);
   }
 
+  public boolean isValidMethod(OopHandle handle) {
+    OopHandle klass = Oop.getKlassForOopHandle(handle);
+    if (klass != null && klass.equals(methodKlassHandle)) {
+      return true;
+    }
+    return false;
+  }
+
   // Creates an instance from the Oop hierarchy based based on the handle
   public Oop newOop(OopHandle handle) {
     // The only known way to detect the right type of an oop is
@@ -375,8 +383,10 @@
       }
     }
 
-    System.err.println("Unknown oop at " + handle);
-    System.err.println("Oop's klass is " + klass);
+    if (DEBUG) {
+      System.err.println("Unknown oop at " + handle);
+      System.err.println("Oop's klass is " + klass);
+    }
 
     throw new UnknownOopException();
   }