Mercurial > hg > truffle
annotate src/share/vm/runtime/threadLocalStorage.hpp @ 8804:91bf0bdae37b
8008217: CDS: Class data sharing limits the malloc heap on Solaris
Summary: In 64bit VM move CDS archive address to 32G on all platforms using new flag SharedBaseAddress. In 32bit VM set CDS archive address to 3Gb on Linux and let other OSs pick the address.
Reviewed-by: kvn, dcubed, zgu, hseigel
| author | coleenp |
|---|---|
| date | Wed, 20 Mar 2013 08:04:54 -0400 |
| parents | f08d439fab8c |
| children | bdd155477289 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP |
| 26 #define SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP | |
| 27 | |
| 28 #include "gc_implementation/shared/gcUtil.hpp" | |
| 29 #include "runtime/os.hpp" | |
| 30 #include "utilities/top.hpp" | |
| 31 | |
| 0 | 32 // Interface for thread local storage |
| 33 | |
| 34 // Fast variant of ThreadLocalStorage::get_thread_slow | |
| 35 extern "C" Thread* get_thread(); | |
| 36 | |
| 37 // Get raw thread id: e.g., %g7 on sparc, fs or gs on x86 | |
| 38 extern "C" uintptr_t _raw_thread_id(); | |
| 39 | |
| 40 class ThreadLocalStorage : AllStatic { | |
| 41 public: | |
| 42 static void set_thread(Thread* thread); | |
| 43 static Thread* get_thread_slow(); | |
| 44 static void invalidate_all() { pd_invalidate_all(); } | |
| 45 | |
| 46 // Machine dependent stuff | |
| 1972 | 47 #ifdef TARGET_OS_ARCH_linux_x86 |
| 48 # include "threadLS_linux_x86.hpp" | |
| 49 #endif | |
| 50 #ifdef TARGET_OS_ARCH_linux_sparc | |
| 51 # include "threadLS_linux_sparc.hpp" | |
| 52 #endif | |
| 53 #ifdef TARGET_OS_ARCH_linux_zero | |
| 54 # include "threadLS_linux_zero.hpp" | |
| 55 #endif | |
| 56 #ifdef TARGET_OS_ARCH_solaris_x86 | |
| 57 # include "threadLS_solaris_x86.hpp" | |
| 58 #endif | |
| 59 #ifdef TARGET_OS_ARCH_solaris_sparc | |
| 60 # include "threadLS_solaris_sparc.hpp" | |
| 61 #endif | |
| 62 #ifdef TARGET_OS_ARCH_windows_x86 | |
| 63 # include "threadLS_windows_x86.hpp" | |
| 64 #endif | |
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65 #ifdef TARGET_OS_ARCH_linux_arm |
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66 # include "threadLS_linux_arm.hpp" |
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67 #endif |
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68 #ifdef TARGET_OS_ARCH_linux_ppc |
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69 # include "threadLS_linux_ppc.hpp" |
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70 #endif |
| 3960 | 71 #ifdef TARGET_OS_ARCH_bsd_x86 |
| 72 # include "threadLS_bsd_x86.hpp" | |
| 73 #endif | |
| 74 #ifdef TARGET_OS_ARCH_bsd_zero | |
| 75 # include "threadLS_bsd_zero.hpp" | |
| 76 #endif | |
| 1972 | 77 |
| 0 | 78 |
| 79 public: | |
| 80 // Accessor | |
| 81 static inline int thread_index() { return _thread_index; } | |
| 82 static inline void set_thread_index(int index) { _thread_index = index; } | |
| 83 | |
| 84 // Initialization | |
| 85 // Called explicitly from VMThread::activate_system instead of init_globals. | |
| 86 static void init(); | |
| 242 | 87 static bool is_initialized(); |
| 0 | 88 |
| 89 private: | |
| 90 static int _thread_index; | |
| 91 | |
| 92 static void generate_code_for_get_thread(); | |
| 93 | |
| 94 // Processor dependent parts of set_thread and initialization | |
| 95 static void pd_set_thread(Thread* thread); | |
| 96 static void pd_init(); | |
| 97 // Invalidate any thread cacheing or optimization schemes. | |
| 98 static void pd_invalidate_all(); | |
| 99 | |
| 100 }; | |
| 1972 | 101 |
| 102 #endif // SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP |