Fri, 31 Oct 2014 12:16:20 +0100
8062169: Multiple OSR compilations issued for same bci
Summary: Fixed 'SimpleThresholdPolicy::event' to always perform OSR if an OSR nmethod is available.
Reviewed-by: kvn, iveresov
stefank@4299 | 1 | /* |
stefank@4299 | 2 | * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
stefank@4299 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
stefank@4299 | 4 | * |
stefank@4299 | 5 | * This code is free software; you can redistribute it and/or modify it |
stefank@4299 | 6 | * under the terms of the GNU General Public License version 2 only, as |
stefank@4299 | 7 | * published by the Free Software Foundation. |
stefank@4299 | 8 | * |
stefank@4299 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
stefank@4299 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
stefank@4299 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
stefank@4299 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
stefank@4299 | 13 | * accompanied this code). |
stefank@4299 | 14 | * |
stefank@4299 | 15 | * You should have received a copy of the GNU General Public License version |
stefank@4299 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
stefank@4299 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
stefank@4299 | 18 | * |
stefank@4299 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
stefank@4299 | 20 | * or visit www.oracle.com if you need additional information or have any |
stefank@4299 | 21 | * questions. |
stefank@4299 | 22 | * |
stefank@4299 | 23 | */ |
stefank@4299 | 24 | |
stefank@4299 | 25 | #ifndef SHARE_VM_RUNTIME_THREAD_INLINE_HPP |
stefank@4299 | 26 | #define SHARE_VM_RUNTIME_THREAD_INLINE_HPP |
stefank@4299 | 27 | |
stefank@4299 | 28 | #define SHARE_VM_RUNTIME_THREAD_INLINE_HPP_SCOPE |
stefank@4299 | 29 | |
stefank@4299 | 30 | #include "runtime/thread.hpp" |
stefank@4299 | 31 | #ifdef TARGET_OS_FAMILY_linux |
stefank@4299 | 32 | # include "thread_linux.inline.hpp" |
stefank@4299 | 33 | #endif |
stefank@4299 | 34 | #ifdef TARGET_OS_FAMILY_solaris |
stefank@4299 | 35 | # include "thread_solaris.inline.hpp" |
stefank@4299 | 36 | #endif |
stefank@4299 | 37 | #ifdef TARGET_OS_FAMILY_windows |
stefank@4299 | 38 | # include "thread_windows.inline.hpp" |
stefank@4299 | 39 | #endif |
goetz@6461 | 40 | #ifdef TARGET_OS_FAMILY_aix |
goetz@6461 | 41 | # include "thread_aix.inline.hpp" |
goetz@6461 | 42 | #endif |
stefank@4299 | 43 | #ifdef TARGET_OS_FAMILY_bsd |
stefank@4299 | 44 | # include "thread_bsd.inline.hpp" |
stefank@4299 | 45 | #endif |
stefank@4299 | 46 | |
stefank@4299 | 47 | #undef SHARE_VM_RUNTIME_THREAD_INLINE_HPP_SCOPE |
stefank@4299 | 48 | |
goetz@6911 | 49 | inline jlong Thread::cooked_allocated_bytes() { |
goetz@6911 | 50 | jlong allocated_bytes = OrderAccess::load_acquire(&_allocated_bytes); |
goetz@6911 | 51 | if (UseTLAB) { |
goetz@6911 | 52 | size_t used_bytes = tlab().used_bytes(); |
goetz@6911 | 53 | if ((ssize_t)used_bytes > 0) { |
goetz@6911 | 54 | // More-or-less valid tlab. The load_acquire above should ensure |
goetz@6911 | 55 | // that the result of the add is <= the instantaneous value. |
goetz@6911 | 56 | return allocated_bytes + used_bytes; |
goetz@6911 | 57 | } |
goetz@6911 | 58 | } |
goetz@6911 | 59 | return allocated_bytes; |
goetz@6911 | 60 | } |
goetz@6911 | 61 | |
goetz@6911 | 62 | #ifdef PPC64 |
goetz@6911 | 63 | inline JavaThreadState JavaThread::thread_state() const { |
goetz@6911 | 64 | return (JavaThreadState) OrderAccess::load_acquire((volatile jint*)&_thread_state); |
goetz@6911 | 65 | } |
goetz@6911 | 66 | |
goetz@6911 | 67 | inline void JavaThread::set_thread_state(JavaThreadState s) { |
goetz@6911 | 68 | OrderAccess::release_store((volatile jint*)&_thread_state, (jint)s); |
goetz@6911 | 69 | } |
goetz@6911 | 70 | #endif |
goetz@6911 | 71 | |
goetz@6911 | 72 | inline void JavaThread::set_done_attaching_via_jni() { |
goetz@6911 | 73 | _jni_attach_state = _attached_via_jni; |
goetz@6911 | 74 | OrderAccess::fence(); |
goetz@6911 | 75 | } |
goetz@6911 | 76 | |
stefank@4299 | 77 | #endif // SHARE_VM_RUNTIME_THREAD_INLINE_HPP |