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1 /* |
1 /* |
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
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 |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
1287 void enable_stack_yellow_zone(); |
1287 void enable_stack_yellow_zone(); |
1288 void disable_stack_yellow_zone(); |
1288 void disable_stack_yellow_zone(); |
1289 void enable_stack_red_zone(); |
1289 void enable_stack_red_zone(); |
1290 void disable_stack_red_zone(); |
1290 void disable_stack_red_zone(); |
1291 |
1291 |
|
1292 inline bool stack_guard_zone_unused(); |
1292 inline bool stack_yellow_zone_disabled(); |
1293 inline bool stack_yellow_zone_disabled(); |
1293 inline bool stack_yellow_zone_enabled(); |
1294 inline bool stack_yellow_zone_enabled(); |
1294 |
1295 |
1295 // Attempt to reguard the stack after a stack overflow may have occurred. |
1296 // Attempt to reguard the stack after a stack overflow may have occurred. |
1296 // Returns true if (a) guard pages are not needed on this thread, (b) the |
1297 // Returns true if (a) guard pages are not needed on this thread, (b) the |
1757 inline CompilerThread* JavaThread::as_CompilerThread() { |
1758 inline CompilerThread* JavaThread::as_CompilerThread() { |
1758 assert(is_Compiler_thread(), "just checking"); |
1759 assert(is_Compiler_thread(), "just checking"); |
1759 return (CompilerThread*)this; |
1760 return (CompilerThread*)this; |
1760 } |
1761 } |
1761 |
1762 |
|
1763 inline bool JavaThread::stack_guard_zone_unused() { |
|
1764 return _stack_guard_state == stack_guard_unused; |
|
1765 } |
|
1766 |
1762 inline bool JavaThread::stack_yellow_zone_disabled() { |
1767 inline bool JavaThread::stack_yellow_zone_disabled() { |
1763 return _stack_guard_state == stack_guard_yellow_disabled; |
1768 return _stack_guard_state == stack_guard_yellow_disabled; |
1764 } |
1769 } |
1765 |
1770 |
1766 inline bool JavaThread::stack_yellow_zone_enabled() { |
1771 inline bool JavaThread::stack_yellow_zone_enabled() { |