Mercurial > hg > truffle
annotate src/os/windows/vm/os_windows.inline.hpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children | 828eafbd85cc |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 1997, 2010, 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 OS_WINDOWS_VM_OS_WINDOWS_INLINE_HPP |
| 26 #define OS_WINDOWS_VM_OS_WINDOWS_INLINE_HPP | |
| 27 | |
| 28 #include "runtime/atomic.hpp" | |
| 29 #include "runtime/os.hpp" | |
| 30 #ifdef TARGET_OS_ARCH_windows_x86 | |
| 31 # include "atomic_windows_x86.inline.hpp" | |
| 32 # include "orderAccess_windows_x86.inline.hpp" | |
| 33 #endif | |
| 34 | |
| 0 | 35 inline const char* os::file_separator() { return "\\"; } |
| 36 inline const char* os::line_separator() { return "\r\n"; } | |
| 37 inline const char* os::path_separator() { return ";"; } | |
| 38 | |
| 39 inline const char* os::jlong_format_specifier() { return "%I64d"; } | |
| 40 inline const char* os::julong_format_specifier() { return "%I64u"; } | |
| 41 | |
| 42 // File names are case-insensitive on windows only | |
| 43 inline int os::file_name_strcmp(const char* s, const char* t) { | |
| 44 return _stricmp(s, t); | |
| 45 } | |
| 46 | |
| 47 // Used to improve time-sharing on some systems | |
| 48 inline void os::loop_breaker(int attempts) {} | |
| 49 | |
| 50 inline bool os::obsolete_option(const JavaVMOption *option) { | |
| 51 return false; | |
| 52 } | |
| 53 | |
| 54 inline bool os::uses_stack_guard_pages() { | |
| 55 return os::win32::is_nt(); | |
| 56 } | |
| 57 | |
| 58 inline bool os::allocate_stack_guard_pages() { | |
| 59 assert(uses_stack_guard_pages(), "sanity check"); | |
| 60 return true; | |
| 61 } | |
| 62 | |
| 63 inline int os::readdir_buf_size(const char *path) | |
| 64 { | |
| 65 /* As Windows doesn't use the directory entry buffer passed to | |
| 66 os::readdir() this can be as short as possible */ | |
| 67 | |
| 68 return 1; | |
| 69 } | |
| 70 | |
| 71 // Bang the shadow pages if they need to be touched to be mapped. | |
| 72 inline void os::bang_stack_shadow_pages() { | |
| 73 // Write to each page of our new frame to force OS mapping. | |
| 74 // If we decrement stack pointer more than one page | |
| 75 // the OS may not map an intervening page into our space | |
| 76 // and may fault on a memory access to interior of our frame. | |
| 77 address sp = current_stack_pointer(); | |
| 78 for (int pages = 1; pages <= StackShadowPages; pages++) { | |
| 79 *((int *)(sp - (pages * vm_page_size()))) = 0; | |
| 80 } | |
| 81 } | |
| 141 | 82 |
| 83 inline bool os::numa_has_static_binding() { return true; } | |
| 84 inline bool os::numa_has_group_homing() { return false; } | |
| 1972 | 85 |
| 86 #endif // OS_WINDOWS_VM_OS_WINDOWS_INLINE_HPP |