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/*
* Copyright (c) 2002, 2011, 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef OS_SOLARIS_VM_THREAD_SOLARIS_INLINE_HPP
#define OS_SOLARIS_VM_THREAD_SOLARIS_INLINE_HPP
#ifndef SHARE_VM_RUNTIME_THREAD_INLINE_HPP_SCOPE
#error "This file should only be included from thread.inline.hpp"
#endif
#include "runtime/atomic.inline.hpp"
#include "runtime/thread.hpp"
#include "runtime/threadLocalStorage.hpp"
// 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);
}
}
#endif // OS_SOLARIS_VM_THREAD_SOLARIS_INLINE_HPP
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