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src/share/vm/runtime/threadLocalStorage.hpp@427b2fb1944f (annotated)
src/share/vm/runtime/threadLocalStorage.hpp
Wed, 31 Jan 2018 19:24:57 -0500
- author
- dbuck
- date
- Wed, 31 Jan 2018 19:24:57 -0500
- changeset 9289
- 427b2fb1944f
- parent 8187
- 3ad3f93fe3d2
- child 8604
- 04d83ba48607
- permissions
- -rw-r--r--
8189170: Add option to disable stack overflow checking in primordial thread for use with JNI_CreateJavaJVM
Reviewed-by: dcubed
| duke@435 | 1 | /* |
| trims@2708 | 2 | * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
| duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| duke@435 | 4 | * |
| duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
| duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| duke@435 | 7 | * published by the Free Software Foundation. |
| duke@435 | 8 | * |
| duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| duke@435 | 13 | * accompanied this code). |
| duke@435 | 14 | * |
| duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
| duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| duke@435 | 18 | * |
| trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
| trims@1907 | 21 | * questions. |
| duke@435 | 22 | * |
| duke@435 | 23 | */ |
| duke@435 | 24 | |
| stefank@2314 | 25 | #ifndef SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP |
| stefank@2314 | 26 | #define SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP |
| stefank@2314 | 27 | |
| stefank@2314 | 28 | #include "gc_implementation/shared/gcUtil.hpp" |
| stefank@2314 | 29 | #include "runtime/os.hpp" |
| stefank@2314 | 30 | #include "utilities/top.hpp" |
| stefank@2314 | 31 | |
| duke@435 | 32 | // Interface for thread local storage |
| duke@435 | 33 | |
| duke@435 | 34 | // Fast variant of ThreadLocalStorage::get_thread_slow |
| duke@435 | 35 | extern "C" Thread* get_thread(); |
| duke@435 | 36 | |
| duke@435 | 37 | // Get raw thread id: e.g., %g7 on sparc, fs or gs on x86 |
| duke@435 | 38 | extern "C" uintptr_t _raw_thread_id(); |
| duke@435 | 39 | |
| duke@435 | 40 | class ThreadLocalStorage : AllStatic { |
| dholmes@8187 | 41 | |
| dholmes@8187 | 42 | // Exported API |
| duke@435 | 43 | public: |
| duke@435 | 44 | static void set_thread(Thread* thread); |
| duke@435 | 45 | static Thread* get_thread_slow(); |
| duke@435 | 46 | static void invalidate_all() { pd_invalidate_all(); } |
| dholmes@8187 | 47 | static void init(); |
| dholmes@8187 | 48 | static bool is_initialized(); |
| duke@435 | 49 | |
| duke@435 | 50 | // Machine dependent stuff |
| stefank@2314 | 51 | #ifdef TARGET_OS_ARCH_linux_x86 |
| stefank@2314 | 52 | # include "threadLS_linux_x86.hpp" |
| stefank@2314 | 53 | #endif |
| stefank@2314 | 54 | #ifdef TARGET_OS_ARCH_linux_sparc |
| stefank@2314 | 55 | # include "threadLS_linux_sparc.hpp" |
| stefank@2314 | 56 | #endif |
| stefank@2314 | 57 | #ifdef TARGET_OS_ARCH_linux_zero |
| stefank@2314 | 58 | # include "threadLS_linux_zero.hpp" |
| stefank@2314 | 59 | #endif |
| stefank@2314 | 60 | #ifdef TARGET_OS_ARCH_solaris_x86 |
| stefank@2314 | 61 | # include "threadLS_solaris_x86.hpp" |
| stefank@2314 | 62 | #endif |
| stefank@2314 | 63 | #ifdef TARGET_OS_ARCH_solaris_sparc |
| stefank@2314 | 64 | # include "threadLS_solaris_sparc.hpp" |
| stefank@2314 | 65 | #endif |
| stefank@2314 | 66 | #ifdef TARGET_OS_ARCH_windows_x86 |
| stefank@2314 | 67 | # include "threadLS_windows_x86.hpp" |
| stefank@2314 | 68 | #endif |
| bobv@2508 | 69 | #ifdef TARGET_OS_ARCH_linux_arm |
| bobv@2508 | 70 | # include "threadLS_linux_arm.hpp" |
| bobv@2508 | 71 | #endif |
| bobv@2508 | 72 | #ifdef TARGET_OS_ARCH_linux_ppc |
| bobv@2508 | 73 | # include "threadLS_linux_ppc.hpp" |
| bobv@2508 | 74 | #endif |
| goetz@6461 | 75 | #ifdef TARGET_OS_ARCH_aix_ppc |
| goetz@6461 | 76 | # include "threadLS_aix_ppc.hpp" |
| goetz@6461 | 77 | #endif |
| never@3156 | 78 | #ifdef TARGET_OS_ARCH_bsd_x86 |
| never@3156 | 79 | # include "threadLS_bsd_x86.hpp" |
| never@3156 | 80 | #endif |
| never@3156 | 81 | #ifdef TARGET_OS_ARCH_bsd_zero |
| never@3156 | 82 | # include "threadLS_bsd_zero.hpp" |
| never@3156 | 83 | #endif |
| stefank@2314 | 84 | |
| dholmes@8187 | 85 | #ifndef SOLARIS |
| duke@435 | 86 | public: |
| duke@435 | 87 | // Accessor |
| duke@435 | 88 | static inline int thread_index() { return _thread_index; } |
| duke@435 | 89 | static inline void set_thread_index(int index) { _thread_index = index; } |
| duke@435 | 90 | |
| duke@435 | 91 | private: |
| duke@435 | 92 | static int _thread_index; |
| duke@435 | 93 | |
| duke@435 | 94 | static void generate_code_for_get_thread(); |
| duke@435 | 95 | |
| duke@435 | 96 | // Processor dependent parts of set_thread and initialization |
| duke@435 | 97 | static void pd_set_thread(Thread* thread); |
| duke@435 | 98 | static void pd_init(); |
| dholmes@8187 | 99 | |
| dholmes@8187 | 100 | #endif // SOLARIS |
| dholmes@8187 | 101 | |
| duke@435 | 102 | // Invalidate any thread cacheing or optimization schemes. |
| duke@435 | 103 | static void pd_invalidate_all(); |
| duke@435 | 104 | |
| duke@435 | 105 | }; |
| stefank@2314 | 106 | |
| stefank@2314 | 107 | #endif // SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP |
