Wed, 02 Jul 2008 12:55:16 -0700
6719955: Update copyright year
Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell
duke@435 | 1 | /* |
xdono@631 | 2 | * Copyright 1997-2008 Sun Microsystems, Inc. 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 | * |
duke@435 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@435 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@435 | 21 | * have any questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | inline const char* os::file_separator() { return "\\"; } |
duke@435 | 26 | inline const char* os::line_separator() { return "\r\n"; } |
duke@435 | 27 | inline const char* os::path_separator() { return ";"; } |
duke@435 | 28 | |
duke@435 | 29 | inline const char* os::jlong_format_specifier() { return "%I64d"; } |
duke@435 | 30 | inline const char* os::julong_format_specifier() { return "%I64u"; } |
duke@435 | 31 | |
duke@435 | 32 | // File names are case-insensitive on windows only |
duke@435 | 33 | inline int os::file_name_strcmp(const char* s, const char* t) { |
duke@435 | 34 | return _stricmp(s, t); |
duke@435 | 35 | } |
duke@435 | 36 | |
duke@435 | 37 | // Used to improve time-sharing on some systems |
duke@435 | 38 | inline void os::loop_breaker(int attempts) {} |
duke@435 | 39 | |
duke@435 | 40 | inline bool os::obsolete_option(const JavaVMOption *option) { |
duke@435 | 41 | return false; |
duke@435 | 42 | } |
duke@435 | 43 | |
duke@435 | 44 | inline bool os::uses_stack_guard_pages() { |
duke@435 | 45 | return os::win32::is_nt(); |
duke@435 | 46 | } |
duke@435 | 47 | |
duke@435 | 48 | inline bool os::allocate_stack_guard_pages() { |
duke@435 | 49 | assert(uses_stack_guard_pages(), "sanity check"); |
duke@435 | 50 | return true; |
duke@435 | 51 | } |
duke@435 | 52 | |
duke@435 | 53 | inline int os::readdir_buf_size(const char *path) |
duke@435 | 54 | { |
duke@435 | 55 | /* As Windows doesn't use the directory entry buffer passed to |
duke@435 | 56 | os::readdir() this can be as short as possible */ |
duke@435 | 57 | |
duke@435 | 58 | return 1; |
duke@435 | 59 | } |
duke@435 | 60 | |
duke@435 | 61 | // Bang the shadow pages if they need to be touched to be mapped. |
duke@435 | 62 | inline void os::bang_stack_shadow_pages() { |
duke@435 | 63 | // Write to each page of our new frame to force OS mapping. |
duke@435 | 64 | // If we decrement stack pointer more than one page |
duke@435 | 65 | // the OS may not map an intervening page into our space |
duke@435 | 66 | // and may fault on a memory access to interior of our frame. |
duke@435 | 67 | address sp = current_stack_pointer(); |
duke@435 | 68 | for (int pages = 1; pages <= StackShadowPages; pages++) { |
duke@435 | 69 | *((int *)(sp - (pages * vm_page_size()))) = 0; |
duke@435 | 70 | } |
duke@435 | 71 | } |
iveresov@576 | 72 | |
iveresov@576 | 73 | inline bool os::numa_has_static_binding() { return true; } |
iveresov@576 | 74 | inline bool os::numa_has_group_homing() { return false; } |