Mercurial > hg > graal-compiler
view src/os/solaris/vm/thread_solaris.inline.hpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
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children | c18cbe5936b8 |
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/* * Copyright 2002-2003 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ // Thread::current is "hot" it's called > 128K times in the 1st 500 msecs of // startup. // ThreadLocalStorage::thread is warm -- it's called > 16K times in the same // period. Thread::current() now calls ThreadLocalStorage::thread() directly. // For SPARC, to avoid excessive register window spill-fill faults, // we aggressively inline these routines. inline Thread* ThreadLocalStorage::thread() { // don't use specialized code if +UseMallocOnly -- may confuse Purify et al. debug_only(if (UseMallocOnly) return get_thread_slow();); uintptr_t raw = pd_raw_thread_id(); int ix = pd_cache_index(raw); Thread *Candidate = ThreadLocalStorage::_get_thread_cache[ix]; if (Candidate->_self_raw_id == raw) { // hit return Candidate; } else { return ThreadLocalStorage::get_thread_via_cache_slowly(raw, ix); } }