Mon, 09 Mar 2020 12:54:53 +0000
8240295: hs_err elapsed time in seconds is not accurate enough
Reviewed-by: dholmes, sspitsyn
duke@435 | 1 | /* |
ysr@2066 | 2 | * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #include "precompiled.hpp" |
stefank@2314 | 26 | #include "runtime/orderAccess.hpp" |
stefank@2314 | 27 | #include "runtime/stubRoutines.hpp" |
stefank@2314 | 28 | #include "runtime/thread.hpp" |
duke@435 | 29 | |
never@1106 | 30 | void OrderAccess::StubRoutines_fence() { |
never@1106 | 31 | // Use a stub if it exists. It may not exist during bootstrap so do |
never@1106 | 32 | // nothing in that case but assert if no fence code exists after threads have been created |
never@1106 | 33 | void (*func)() = CAST_TO_FN_PTR(void (*)(), StubRoutines::fence_entry()); |
never@1106 | 34 | |
never@1106 | 35 | if (func != NULL) { |
never@1106 | 36 | (*func)(); |
never@1106 | 37 | return; |
never@1106 | 38 | } |
never@1106 | 39 | assert(Threads::number_of_threads() == 0, "for bootstrap only"); |
never@1106 | 40 | } |