Mercurial > hg > truffle
annotate src/os/solaris/vm/os_solaris.inline.hpp @ 4582:b24386206122
Made all vm builds go into subdirectories, even product builds to simplify building the various types of VMs (server, client and graal).
Made HotSpot build jobs use the number of CPUs on the host machine.
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Mon, 13 Feb 2012 23:13:37 +0100 |
| parents | 828eafbd85cc |
| children | 11c26bfcf8c7 |
| 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_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 } | |
|
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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 |