Mercurial > hg > graal-jvmci-8
annotate src/share/vm/runtime/vm_version.cpp @ 1552:c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
| author | trims |
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| date | Thu, 27 May 2010 19:08:38 -0700 |
| parents | fb1a39993f69 |
| children | 126ea7725993 |
| rev | line source |
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| 0 | 1 /* |
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2 * Copyright (c) 1998, 2009, 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 | |
| 25 # include "incls/_precompiled.incl" | |
| 26 # include "incls/_vm_version.cpp.incl" | |
| 27 | |
| 28 const char* Abstract_VM_Version::_s_vm_release = Abstract_VM_Version::vm_release(); | |
| 29 const char* Abstract_VM_Version::_s_internal_vm_info_string = Abstract_VM_Version::internal_vm_info_string(); | |
| 30 bool Abstract_VM_Version::_supports_cx8 = false; | |
| 31 unsigned int Abstract_VM_Version::_logical_processors_per_package = 1U; | |
| 32 | |
| 33 #ifndef HOTSPOT_RELEASE_VERSION | |
| 34 #error HOTSPOT_RELEASE_VERSION must be defined | |
| 35 #endif | |
| 36 #ifndef JRE_RELEASE_VERSION | |
| 37 #error JRE_RELEASE_VERSION must be defined | |
| 38 #endif | |
| 39 #ifndef HOTSPOT_BUILD_TARGET | |
| 40 #error HOTSPOT_BUILD_TARGET must be defined | |
| 41 #endif | |
| 42 | |
| 43 #ifdef PRODUCT | |
| 44 #define VM_RELEASE HOTSPOT_RELEASE_VERSION | |
| 45 #else | |
| 46 #define VM_RELEASE HOTSPOT_RELEASE_VERSION "-" HOTSPOT_BUILD_TARGET | |
| 47 #endif | |
| 48 | |
| 49 // HOTSPOT_RELEASE_VERSION must follow the release version naming convention | |
| 50 // <major_ver>.<minor_ver>-b<nn>[-<identifier>][-<debug_target>] | |
| 51 int Abstract_VM_Version::_vm_major_version = 0; | |
| 52 int Abstract_VM_Version::_vm_minor_version = 0; | |
| 53 int Abstract_VM_Version::_vm_build_number = 0; | |
| 54 bool Abstract_VM_Version::_initialized = false; | |
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55 int Abstract_VM_Version::_parallel_worker_threads = 0; |
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56 bool Abstract_VM_Version::_parallel_worker_threads_initialized = false; |
| 0 | 57 |
| 58 void Abstract_VM_Version::initialize() { | |
| 59 if (_initialized) { | |
| 60 return; | |
| 61 } | |
| 62 char* vm_version = os::strdup(HOTSPOT_RELEASE_VERSION); | |
| 63 | |
| 64 // Expecting the next vm_version format: | |
| 65 // <major_ver>.<minor_ver>-b<nn>[-<identifier>] | |
| 66 char* vm_major_ver = vm_version; | |
| 67 assert(isdigit(vm_major_ver[0]),"wrong vm major version number"); | |
| 68 char* vm_minor_ver = strchr(vm_major_ver, '.'); | |
| 69 assert(vm_minor_ver != NULL && isdigit(vm_minor_ver[1]),"wrong vm minor version number"); | |
| 70 vm_minor_ver[0] = '\0'; // terminate vm_major_ver | |
| 71 vm_minor_ver += 1; | |
| 72 char* vm_build_num = strchr(vm_minor_ver, '-'); | |
| 73 assert(vm_build_num != NULL && vm_build_num[1] == 'b' && isdigit(vm_build_num[2]),"wrong vm build number"); | |
| 74 vm_build_num[0] = '\0'; // terminate vm_minor_ver | |
| 75 vm_build_num += 2; | |
| 76 | |
| 77 _vm_major_version = atoi(vm_major_ver); | |
| 78 _vm_minor_version = atoi(vm_minor_ver); | |
| 79 _vm_build_number = atoi(vm_build_num); | |
| 80 | |
| 81 os::free(vm_version); | |
| 82 _initialized = true; | |
| 83 } | |
| 84 | |
| 85 #if defined(_LP64) | |
| 86 #define VMLP "64-Bit " | |
| 87 #else | |
| 88 #define VMLP "" | |
| 89 #endif | |
| 90 | |
| 91 #ifdef KERNEL | |
| 92 #define VMTYPE "Kernel" | |
| 93 #else // KERNEL | |
| 94 #ifdef TIERED | |
| 95 #define VMTYPE "Server" | |
| 1010 | 96 #else // TIERED |
| 97 #ifdef ZERO | |
| 98 #define VMTYPE "Zero" | |
| 99 #else // ZERO | |
| 100 #define VMTYPE COMPILER1_PRESENT("Client") \ | |
| 101 COMPILER2_PRESENT("Server") | |
| 102 #endif // ZERO | |
| 0 | 103 #endif // TIERED |
| 104 #endif // KERNEL | |
| 105 | |
| 106 #ifndef HOTSPOT_VM_DISTRO | |
| 107 #error HOTSPOT_VM_DISTRO must be defined | |
| 108 #endif | |
| 109 #define VMNAME HOTSPOT_VM_DISTRO " " VMLP VMTYPE " VM" | |
| 110 | |
| 111 const char* Abstract_VM_Version::vm_name() { | |
| 112 return VMNAME; | |
| 113 } | |
| 114 | |
| 115 | |
| 116 const char* Abstract_VM_Version::vm_vendor() { | |
| 117 #ifdef VENDOR | |
| 118 return XSTR(VENDOR); | |
| 119 #else | |
| 120 return "Sun Microsystems Inc."; | |
| 121 #endif | |
| 122 } | |
| 123 | |
| 124 | |
| 125 const char* Abstract_VM_Version::vm_info_string() { | |
| 126 switch (Arguments::mode()) { | |
| 127 case Arguments::_int: | |
| 128 return UseSharedSpaces ? "interpreted mode, sharing" : "interpreted mode"; | |
| 129 case Arguments::_mixed: | |
| 130 return UseSharedSpaces ? "mixed mode, sharing" : "mixed mode"; | |
| 131 case Arguments::_comp: | |
| 132 return UseSharedSpaces ? "compiled mode, sharing" : "compiled mode"; | |
| 133 }; | |
| 134 ShouldNotReachHere(); | |
| 135 return ""; | |
| 136 } | |
| 137 | |
| 138 // NOTE: do *not* use stringStream. this function is called by | |
| 139 // fatal error handler. if the crash is in native thread, | |
| 140 // stringStream cannot get resource allocated and will SEGV. | |
| 141 const char* Abstract_VM_Version::vm_release() { | |
| 142 return VM_RELEASE; | |
| 143 } | |
| 144 | |
| 145 #define OS LINUX_ONLY("linux") \ | |
| 146 WINDOWS_ONLY("windows") \ | |
| 147 SOLARIS_ONLY("solaris") | |
| 148 | |
| 1010 | 149 #ifdef ZERO |
| 150 #define CPU ZERO_LIBARCH | |
| 151 #else | |
| 0 | 152 #define CPU IA32_ONLY("x86") \ |
| 153 IA64_ONLY("ia64") \ | |
| 154 AMD64_ONLY("amd64") \ | |
| 155 SPARC_ONLY("sparc") | |
| 1010 | 156 #endif // ZERO |
| 0 | 157 |
| 158 const char *Abstract_VM_Version::vm_platform_string() { | |
| 159 return OS "-" CPU; | |
| 160 } | |
| 161 | |
| 162 const char* Abstract_VM_Version::internal_vm_info_string() { | |
| 163 #ifndef HOTSPOT_BUILD_USER | |
| 164 #define HOTSPOT_BUILD_USER unknown | |
| 165 #endif | |
| 166 | |
| 167 #ifndef HOTSPOT_BUILD_COMPILER | |
| 168 #ifdef _MSC_VER | |
| 169 #if _MSC_VER == 1100 | |
| 170 #define HOTSPOT_BUILD_COMPILER "MS VC++ 5.0" | |
| 171 #elif _MSC_VER == 1200 | |
| 172 #define HOTSPOT_BUILD_COMPILER "MS VC++ 6.0" | |
| 173 #elif _MSC_VER == 1310 | |
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174 #define HOTSPOT_BUILD_COMPILER "MS VC++ 7.1 (VS2003)" |
| 0 | 175 #elif _MSC_VER == 1400 |
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176 #define HOTSPOT_BUILD_COMPILER "MS VC++ 8.0 (VS2005)" |
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177 #elif _MSC_VER == 1500 |
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178 #define HOTSPOT_BUILD_COMPILER "MS VC++ 9.0 (VS2008)" |
| 0 | 179 #else |
| 180 #define HOTSPOT_BUILD_COMPILER "unknown MS VC++:" XSTR(_MSC_VER) | |
| 181 #endif | |
| 182 #elif defined(__SUNPRO_CC) | |
| 183 #if __SUNPRO_CC == 0x420 | |
| 184 #define HOTSPOT_BUILD_COMPILER "Workshop 4.2" | |
| 185 #elif __SUNPRO_CC == 0x500 | |
| 186 #define HOTSPOT_BUILD_COMPILER "Workshop 5.0 compat=" XSTR(__SUNPRO_CC_COMPAT) | |
| 187 #elif __SUNPRO_CC == 0x520 | |
| 188 #define HOTSPOT_BUILD_COMPILER "Workshop 5.2 compat=" XSTR(__SUNPRO_CC_COMPAT) | |
| 189 #elif __SUNPRO_CC == 0x580 | |
| 190 #define HOTSPOT_BUILD_COMPILER "Workshop 5.8" | |
| 191 #elif __SUNPRO_CC == 0x590 | |
| 192 #define HOTSPOT_BUILD_COMPILER "Workshop 5.9" | |
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193 #elif __SUNPRO_CC == 0x5100 |
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194 #define HOTSPOT_BUILD_COMPILER "Sun Studio 12u1" |
| 0 | 195 #else |
| 196 #define HOTSPOT_BUILD_COMPILER "unknown Workshop:" XSTR(__SUNPRO_CC) | |
| 197 #endif | |
| 198 #elif defined(__GNUC__) | |
| 199 #define HOTSPOT_BUILD_COMPILER "gcc " __VERSION__ | |
| 200 #else | |
| 201 #define HOTSPOT_BUILD_COMPILER "unknown compiler" | |
| 202 #endif | |
| 203 #endif | |
| 204 | |
| 205 | |
| 206 return VMNAME " (" VM_RELEASE ") for " OS "-" CPU | |
| 207 " JRE (" JRE_RELEASE_VERSION "), built on " __DATE__ " " __TIME__ | |
| 208 " by " XSTR(HOTSPOT_BUILD_USER) " with " HOTSPOT_BUILD_COMPILER; | |
| 209 } | |
| 210 | |
| 211 unsigned int Abstract_VM_Version::jvm_version() { | |
| 212 return ((Abstract_VM_Version::vm_major_version() & 0xFF) << 24) | | |
| 213 ((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) | | |
| 214 (Abstract_VM_Version::vm_build_number() & 0xFF); | |
| 215 } | |
| 216 | |
| 217 | |
| 218 void VM_Version_init() { | |
| 219 VM_Version::initialize(); | |
| 220 | |
| 221 #ifndef PRODUCT | |
| 222 if (PrintMiscellaneous && Verbose) { | |
| 223 os::print_cpu_info(tty); | |
| 224 } | |
| 225 #endif | |
| 226 } | |
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227 |
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228 unsigned int Abstract_VM_Version::nof_parallel_worker_threads( |
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229 unsigned int num, |
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230 unsigned int den, |
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231 unsigned int switch_pt) { |
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232 if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
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233 assert(ParallelGCThreads == 0, "Default ParallelGCThreads is not 0"); |
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234 // For very large machines, there are diminishing returns |
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235 // for large numbers of worker threads. Instead of |
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236 // hogging the whole system, use a fraction of the workers for every |
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237 // processor after the first 8. For example, on a 72 cpu machine |
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238 // and a chosen fraction of 5/8 |
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239 // use 8 + (72 - 8) * (5/8) == 48 worker threads. |
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240 unsigned int ncpus = (unsigned int) os::active_processor_count(); |
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241 return (ncpus <= switch_pt) ? |
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242 ncpus : |
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243 (switch_pt + ((ncpus - switch_pt) * num) / den); |
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244 } else { |
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245 return ParallelGCThreads; |
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246 } |
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247 } |
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248 |
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249 unsigned int Abstract_VM_Version::calc_parallel_worker_threads() { |
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250 return nof_parallel_worker_threads(5, 8, 8); |
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251 } |
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252 |
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253 |
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254 // Does not set the _initialized flag since it is |
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255 // a global flag. |
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256 unsigned int Abstract_VM_Version::parallel_worker_threads() { |
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257 if (!_parallel_worker_threads_initialized) { |
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258 if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
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259 _parallel_worker_threads = VM_Version::calc_parallel_worker_threads(); |
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260 } else { |
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261 _parallel_worker_threads = ParallelGCThreads; |
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262 } |
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263 _parallel_worker_threads_initialized = true; |
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264 } |
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265 return _parallel_worker_threads; |
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266 } |