hotspot/src/share/vm/prims/jniFastGetField.cpp
author sspitsyn
Tue, 04 Feb 2014 19:41:46 -0800
changeset 22738 e2e6f03308f9
parent 7397 5b173b4ca846
permissions -rw-r--r--
8032223: nsk/regression/b4663146 gets assert(SafepointSynchronize::is_at_safepoint() || JvmtiEnv::is_thread_fully_suspended(get_thread(), false, &debug_bits)) Summary: It is better to calculate frame count for suspended threads at a safepoint Reviewed-by: twisti, dsamersoff, sla, dholmes, dcubed Contributed-by: serguei.spitsyn@oracle.com

/*
 * Copyright (c) 2004, 2010, 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
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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#include "precompiled.hpp"
#include "prims/jniFastGetField.hpp"

address JNI_FastGetField::speculative_load_pclist [LIST_CAPACITY];
address JNI_FastGetField::slowcase_entry_pclist   [LIST_CAPACITY];
int     JNI_FastGetField::count = 0;

address JNI_FastGetField::find_slowcase_pc(address pc) {
  for (int i=0; i<count; i++) {
    if (speculative_load_pclist[i] == pc) {
      return slowcase_entry_pclist[i];
    }
  }
  return (address)-1;
}