hotspot/src/share/vm/ci/ciMetadata.cpp
author minqi
Mon, 12 Nov 2012 14:03:53 -0800
changeset 14477 95e66ea71f71
parent 13728 882756847a04
child 24424 2658d7834c6e
permissions -rw-r--r--
6830717: replay of compilations would help with debugging Summary: When java process crashed in compiler thread, repeat the compilation process will help finding root cause. This is done with using SA dump application class data and replay data from core dump, then use debug version of jvm to recompile the problematic java method. Reviewed-by: kvn, twisti, sspitsyn Contributed-by: yumin.qi@oracle.com
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     1
/*
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     2
 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     4
 *
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     7
 * published by the Free Software Foundation.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     8
 *
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    13
 * accompanied this code).
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    14
 *
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    18
 *
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    21
 * questions.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    22
 *
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    23
 */
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    24
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    25
#include "precompiled.hpp"
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    26
#include "ci/ciObject.hpp"
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    27
#include "ci/ciUtilities.hpp"
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    28
#include "gc_interface/collectedHeap.inline.hpp"
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    29
#include "oops/oop.inline2.hpp"
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    30
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    31
// ------------------------------------------------------------------
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    32
// ciMetadata::print
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    33
//
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    34
// Print debugging output about this ciMetadata.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    35
//
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    36
// Implementation note: dispatch to the virtual print_impl behavior
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    37
// for this ciObject.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    38
void ciMetadata::print(outputStream* st) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    39
  st->print("<%s", type_string());
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    40
  GUARDED_VM_ENTRY(print_impl(st);)
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    41
  st->print(" ident=%d address=0x%x>", ident(), (address)this);
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    42
}
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    43
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    44
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    45
// ------------------------------------------------------------------
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    46
// ciMetadata::print_oop
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    47
//
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    48
// Print debugging output about the metadata this ciMetadata represents.
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    49
void ciMetadata::print_metadata(outputStream* st) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    50
  if (!is_loaded()) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    51
    st->print_cr("UNLOADED");
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    52
  } else {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    53
    GUARDED_VM_ENTRY(_metadata->print_on(st);)
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    54
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
diff changeset
    55
}