Mercurial > hg > truffle
diff src/share/tools/whitebox/sun/hotspot/WhiteBox.java @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
| author | coleenp |
|---|---|
| date | Sat, 01 Sep 2012 13:25:18 -0400 |
| parents | 51612f0c0a79 |
| children | 4102b59539ce |
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--- a/src/share/tools/whitebox/sun/hotspot/WhiteBox.java Fri Aug 31 16:39:35 2012 -0700 +++ b/src/share/tools/whitebox/sun/hotspot/WhiteBox.java Sat Sep 01 13:25:18 2012 -0400 @@ -63,6 +63,13 @@ public native long getObjectAddress(Object o); public native int getHeapOopSize(); + // Runtime + // Make sure class name is in the correct format + public boolean isClassAlive(String name) { + return isClassAlive0(name.replace('.', '/')); + } + private native boolean isClassAlive0(String name); + // G1 public native boolean g1InConcurrentMark(); public native boolean g1IsHumongous(Object o);