1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/os/solaris/vm/thread_solaris.inline.hpp Wed Apr 27 01:25:04 2016 +0800 1.3 @@ -0,0 +1,69 @@ 1.4 +/* 1.5 + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + * 1.26 + */ 1.27 + 1.28 +#ifndef OS_SOLARIS_VM_THREAD_SOLARIS_INLINE_HPP 1.29 +#define OS_SOLARIS_VM_THREAD_SOLARIS_INLINE_HPP 1.30 + 1.31 +#ifndef SHARE_VM_RUNTIME_THREAD_INLINE_HPP_SCOPE 1.32 +#error "This file should only be included from thread.inline.hpp" 1.33 +#endif 1.34 + 1.35 +#include "runtime/atomic.hpp" 1.36 +#include "runtime/prefetch.hpp" 1.37 +#include "runtime/thread.hpp" 1.38 +#include "runtime/threadLocalStorage.hpp" 1.39 +#ifdef TARGET_OS_ARCH_solaris_x86 1.40 +# include "atomic_solaris_x86.inline.hpp" 1.41 +# include "orderAccess_solaris_x86.inline.hpp" 1.42 +# include "prefetch_solaris_x86.inline.hpp" 1.43 +#endif 1.44 +#ifdef TARGET_OS_ARCH_solaris_sparc 1.45 +# include "atomic_solaris_sparc.inline.hpp" 1.46 +# include "orderAccess_solaris_sparc.inline.hpp" 1.47 +# include "prefetch_solaris_sparc.inline.hpp" 1.48 +#endif 1.49 + 1.50 +// Thread::current is "hot" it's called > 128K times in the 1st 500 msecs of 1.51 +// startup. 1.52 +// ThreadLocalStorage::thread is warm -- it's called > 16K times in the same 1.53 +// period. Thread::current() now calls ThreadLocalStorage::thread() directly. 1.54 +// For SPARC, to avoid excessive register window spill-fill faults, 1.55 +// we aggressively inline these routines. 1.56 + 1.57 +inline Thread* ThreadLocalStorage::thread() { 1.58 + // don't use specialized code if +UseMallocOnly -- may confuse Purify et al. 1.59 + debug_only(if (UseMallocOnly) return get_thread_slow();); 1.60 + 1.61 + uintptr_t raw = pd_raw_thread_id(); 1.62 + int ix = pd_cache_index(raw); 1.63 + Thread* candidate = ThreadLocalStorage::_get_thread_cache[ix]; 1.64 + if (candidate->self_raw_id() == raw) { 1.65 + // hit 1.66 + return candidate; 1.67 + } else { 1.68 + return ThreadLocalStorage::get_thread_via_cache_slowly(raw, ix); 1.69 + } 1.70 +} 1.71 + 1.72 +#endif // OS_SOLARIS_VM_THREAD_SOLARIS_INLINE_HPP