Mercurial > hg > truffle
annotate src/os/solaris/vm/os_solaris.inline.hpp @ 3716:82f88223fcff
Fix build error for debug builds
author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Tue, 13 Dec 2011 21:30:53 -0800 |
parents | 828eafbd85cc |
children | 11c26bfcf8c7 |
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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 * | |
1552
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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_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |
26 #define OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP | |
27 | |
28 #include "runtime/atomic.hpp" | |
29 #include "runtime/os.hpp" | |
30 #ifdef TARGET_OS_ARCH_solaris_x86 | |
31 # include "atomic_solaris_x86.inline.hpp" | |
32 # include "orderAccess_solaris_x86.inline.hpp" | |
33 #endif | |
34 #ifdef TARGET_OS_ARCH_solaris_sparc | |
35 # include "atomic_solaris_sparc.inline.hpp" | |
36 # include "orderAccess_solaris_sparc.inline.hpp" | |
37 #endif | |
38 | |
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39 // System includes |
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40 #include <sys/param.h> |
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41 #include <dlfcn.h> |
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42 #include <sys/socket.h> |
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43 #include <sys/poll.h> |
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44 #include <sys/filio.h> |
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45 #include <unistd.h> |
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46 #include <netdb.h> |
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47 #include <setjmp.h> |
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48 |
0 | 49 inline const char* os::file_separator() { return "/"; } |
50 inline const char* os::line_separator() { return "\n"; } | |
51 inline const char* os::path_separator() { return ":"; } | |
52 | |
53 inline const char* os::jlong_format_specifier() { return "%lld"; } | |
54 inline const char* os::julong_format_specifier() { return "%llu"; } | |
55 | |
56 // File names are case-sensitive on windows only | |
57 inline int os::file_name_strcmp(const char* s1, const char* s2) { | |
58 return strcmp(s1, s2); | |
59 } | |
60 | |
61 inline bool os::uses_stack_guard_pages() { | |
62 return true; | |
63 } | |
64 | |
65 inline bool os::allocate_stack_guard_pages() { | |
66 assert(uses_stack_guard_pages(), "sanity check"); | |
67 int r = thr_main() ; | |
68 guarantee (r == 0 || r == 1, "CR6501650 or CR6493689") ; | |
69 return r; | |
70 } | |
71 | |
72 | |
73 // On Solaris, reservations are made on a page by page basis, nothing to do. | |
74 inline void os::split_reserved_memory(char *base, size_t size, | |
75 size_t split, bool realloc) { | |
76 } | |
77 | |
78 | |
79 // Bang the shadow pages if they need to be touched to be mapped. | |
80 inline void os::bang_stack_shadow_pages() { | |
81 } | |
1980
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82 inline void os::dll_unload(void *lib) { ::dlclose(lib); } |
0 | 83 |
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84 inline DIR* os::opendir(const char* dirname) { |
0 | 85 assert(dirname != NULL, "just checking"); |
86 return ::opendir(dirname); | |
87 } | |
88 | |
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89 inline int os::readdir_buf_size(const char *path) { |
0 | 90 int size = pathconf(path, _PC_NAME_MAX); |
91 return (size < 0 ? MAXPATHLEN : size) + sizeof(dirent) + 1; | |
92 } | |
93 | |
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94 inline struct dirent* os::readdir(DIR* dirp, dirent* dbuf) { |
0 | 95 assert(dirp != NULL, "just checking"); |
96 #if defined(_LP64) || defined(_GNU_SOURCE) | |
97 dirent* p; | |
98 int status; | |
99 | |
100 if((status = ::readdir_r(dirp, dbuf, &p)) != 0) { | |
101 errno = status; | |
102 return NULL; | |
103 } else | |
104 return p; | |
105 #else // defined(_LP64) || defined(_GNU_SOURCE) | |
106 return ::readdir_r(dirp, dbuf); | |
107 #endif // defined(_LP64) || defined(_GNU_SOURCE) | |
108 } | |
109 | |
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110 inline int os::closedir(DIR *dirp) { |
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111 assert(dirp != NULL, "argument is NULL"); |
0 | 112 return ::closedir(dirp); |
113 } | |
114 | |
115 ////////////////////////////////////////////////////////////////////////////// | |
116 //////////////////////////////////////////////////////////////////////////////// | |
117 | |
118 // macros for interruptible io and system calls and system call restarting | |
119 | |
120 #define _INTERRUPTIBLE(_setup, _cmd, _result, _thread, _clear, _before, _after, _int_enable) \ | |
121 do { \ | |
122 _setup; \ | |
123 _before; \ | |
124 OSThread* _osthread = _thread->osthread(); \ | |
125 if (_int_enable && _thread->has_last_Java_frame()) { \ | |
126 /* this is java interruptible io stuff */ \ | |
127 if (os::is_interrupted(_thread, _clear)) { \ | |
128 os::Solaris::bump_interrupted_before_count(); \ | |
129 _result = OS_INTRPT; \ | |
130 } else { \ | |
131 /* _cmd always expands to an assignment to _result */ \ | |
132 if ((_cmd) < 0 && errno == EINTR \ | |
133 && os::is_interrupted(_thread, _clear)) { \ | |
134 os::Solaris::bump_interrupted_during_count(); \ | |
135 _result = OS_INTRPT; \ | |
136 } \ | |
137 } \ | |
138 } else { \ | |
139 /* this is normal blocking io stuff */ \ | |
140 _cmd; \ | |
141 } \ | |
142 _after; \ | |
143 } while(false) | |
144 | |
145 // Interruptible io support + restarting of interrupted system calls | |
146 | |
147 #ifndef ASSERT | |
148 | |
149 #define INTERRUPTIBLE(_cmd, _result, _clear) do { \ | |
150 _INTERRUPTIBLE( JavaThread* _thread = (JavaThread*)ThreadLocalStorage::thread(),_result = _cmd, _result, _thread, _clear, , , UseVMInterruptibleIO); \ | |
151 } while((_result == OS_ERR) && (errno == EINTR)) | |
152 | |
153 #else | |
154 | |
155 // This adds an assertion that it is only called from thread_in_native | |
156 // The call overhead is skipped for performance in product mode | |
157 #define INTERRUPTIBLE(_cmd, _result, _clear) do { \ | |
158 _INTERRUPTIBLE(JavaThread* _thread = os::Solaris::setup_interruptible_native(), _result = _cmd, _result, _thread, _clear, , os::Solaris::cleanup_interruptible_native(_thread), UseVMInterruptibleIO ); \ | |
159 } while((_result == OS_ERR) && (errno == EINTR)) | |
160 | |
161 #endif | |
162 | |
163 // Used for calls from _thread_in_vm, not from _thread_in_native | |
164 #define INTERRUPTIBLE_VM(_cmd, _result, _clear) do { \ | |
165 _INTERRUPTIBLE(JavaThread* _thread = os::Solaris::setup_interruptible(), _result = _cmd, _result, _thread, _clear, , os::Solaris::cleanup_interruptible(_thread), UseVMInterruptibleIO ); \ | |
166 } while((_result == OS_ERR) && (errno == EINTR)) | |
167 | |
168 /* Use NORESTART when the system call cannot return EINTR, when something other | |
169 than a system call is being invoked, or when the caller must do EINTR | |
170 handling. */ | |
171 | |
172 #ifndef ASSERT | |
173 | |
174 #define INTERRUPTIBLE_NORESTART(_cmd, _result, _clear) \ | |
175 _INTERRUPTIBLE( JavaThread* _thread = (JavaThread*)ThreadLocalStorage::thread(),_result = _cmd, _result, _thread, _clear, , , UseVMInterruptibleIO) | |
176 | |
177 #else | |
178 | |
179 // This adds an assertion that it is only called from thread_in_native | |
180 // The call overhead is skipped for performance in product mode | |
181 #define INTERRUPTIBLE_NORESTART(_cmd, _result, _clear) \ | |
182 _INTERRUPTIBLE(JavaThread* _thread = os::Solaris::setup_interruptible_native(), _result = _cmd, _result, _thread, _clear, , os::Solaris::cleanup_interruptible_native(_thread), UseVMInterruptibleIO ) | |
183 | |
184 #endif | |
185 | |
186 // Don't attend to UseVMInterruptibleIO. Always allow interruption. | |
187 // Also assumes that it is called from the _thread_blocked state. | |
188 // Used by os_sleep(). | |
189 | |
190 #define INTERRUPTIBLE_NORESTART_VM_ALWAYS(_cmd, _result, _thread, _clear) \ | |
191 _INTERRUPTIBLE(os::Solaris::setup_interruptible_already_blocked(_thread), _result = _cmd, _result, _thread, _clear, , , true ) | |
192 | |
193 #define INTERRUPTIBLE_RETURN_INT(_cmd, _clear) do { \ | |
194 int _result; \ | |
195 do { \ | |
196 INTERRUPTIBLE(_cmd, _result, _clear); \ | |
197 } while((_result == OS_ERR) && (errno == EINTR)); \ | |
198 return _result; \ | |
199 } while(false) | |
200 | |
201 #define INTERRUPTIBLE_RETURN_INT_VM(_cmd, _clear) do { \ | |
202 int _result; \ | |
203 do { \ | |
204 INTERRUPTIBLE_VM(_cmd, _result, _clear); \ | |
205 } while((_result == OS_ERR) && (errno == EINTR)); \ | |
206 return _result; \ | |
207 } while(false) | |
208 | |
209 #define INTERRUPTIBLE_RETURN_INT_NORESTART(_cmd, _clear) do { \ | |
210 int _result; \ | |
211 INTERRUPTIBLE_NORESTART(_cmd, _result, _clear); \ | |
212 return _result; \ | |
213 } while(false) | |
214 | |
215 /* Use the RESTARTABLE macros when interruptible io is not needed */ | |
216 | |
217 #define RESTARTABLE(_cmd, _result) do { \ | |
218 do { \ | |
219 _result = _cmd; \ | |
220 } while((_result == OS_ERR) && (errno == EINTR)); \ | |
221 } while(false) | |
222 | |
223 #define RESTARTABLE_RETURN_INT(_cmd) do { \ | |
224 int _result; \ | |
225 RESTARTABLE(_cmd, _result); \ | |
226 return _result; \ | |
227 } while(false) | |
141 | 228 |
229 inline bool os::numa_has_static_binding() { return false; } | |
230 inline bool os::numa_has_group_homing() { return true; } | |
1972 | 231 |
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232 inline int os::socket(int domain, int type, int protocol) { |
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233 return ::socket(domain, type, protocol); |
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234 } |
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235 |
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236 inline int os::listen(int fd, int count) { |
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237 if (fd < 0) return OS_ERR; |
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238 |
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239 return ::listen(fd, count); |
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240 } |
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241 |
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242 inline int os::socket_shutdown(int fd, int howto){ |
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243 return ::shutdown(fd, howto); |
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244 } |
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245 |
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246 inline int os::get_sock_name(int fd, struct sockaddr *him, int *len){ |
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247 return ::getsockname(fd, him, (socklen_t*) len); |
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248 } |
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249 |
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250 inline int os::get_host_name(char* name, int namelen){ |
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251 return ::gethostname(name, namelen); |
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252 } |
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253 |
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254 inline struct hostent* os::get_host_by_name(char* name) { |
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255 return ::gethostbyname(name); |
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256 } |
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257 inline int os::get_sock_opt(int fd, int level, int optname, |
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258 char *optval, int* optlen){ |
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259 return ::getsockopt(fd, level, optname, optval, (socklen_t*) optlen); |
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260 } |
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261 |
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262 inline int os::set_sock_opt(int fd, int level, int optname, |
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263 const char *optval, int optlen){ |
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264 return ::setsockopt(fd, level, optname, optval, optlen); |
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265 } |
1972 | 266 #endif // OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |