Fri, 12 Feb 2010 15:27:36 -0800
Merge
duke@435 | 1 | /* |
xdono@1279 | 2 | * Copyright 1998-2009 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 | # include "incls/_precompiled.incl" |
duke@435 | 26 | # include "incls/_vm_version.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | const char* Abstract_VM_Version::_s_vm_release = Abstract_VM_Version::vm_release(); |
duke@435 | 29 | const char* Abstract_VM_Version::_s_internal_vm_info_string = Abstract_VM_Version::internal_vm_info_string(); |
duke@435 | 30 | bool Abstract_VM_Version::_supports_cx8 = false; |
duke@435 | 31 | unsigned int Abstract_VM_Version::_logical_processors_per_package = 1U; |
duke@435 | 32 | |
duke@435 | 33 | #ifndef HOTSPOT_RELEASE_VERSION |
duke@435 | 34 | #error HOTSPOT_RELEASE_VERSION must be defined |
duke@435 | 35 | #endif |
duke@435 | 36 | #ifndef JRE_RELEASE_VERSION |
duke@435 | 37 | #error JRE_RELEASE_VERSION must be defined |
duke@435 | 38 | #endif |
duke@435 | 39 | #ifndef HOTSPOT_BUILD_TARGET |
duke@435 | 40 | #error HOTSPOT_BUILD_TARGET must be defined |
duke@435 | 41 | #endif |
duke@435 | 42 | |
duke@435 | 43 | #ifdef PRODUCT |
duke@435 | 44 | #define VM_RELEASE HOTSPOT_RELEASE_VERSION |
duke@435 | 45 | #else |
duke@435 | 46 | #define VM_RELEASE HOTSPOT_RELEASE_VERSION "-" HOTSPOT_BUILD_TARGET |
duke@435 | 47 | #endif |
duke@435 | 48 | |
duke@435 | 49 | // HOTSPOT_RELEASE_VERSION must follow the release version naming convention |
duke@435 | 50 | // <major_ver>.<minor_ver>-b<nn>[-<identifier>][-<debug_target>] |
duke@435 | 51 | int Abstract_VM_Version::_vm_major_version = 0; |
duke@435 | 52 | int Abstract_VM_Version::_vm_minor_version = 0; |
duke@435 | 53 | int Abstract_VM_Version::_vm_build_number = 0; |
duke@435 | 54 | bool Abstract_VM_Version::_initialized = false; |
jmasa@445 | 55 | int Abstract_VM_Version::_parallel_worker_threads = 0; |
jmasa@445 | 56 | bool Abstract_VM_Version::_parallel_worker_threads_initialized = false; |
duke@435 | 57 | |
duke@435 | 58 | void Abstract_VM_Version::initialize() { |
duke@435 | 59 | if (_initialized) { |
duke@435 | 60 | return; |
duke@435 | 61 | } |
duke@435 | 62 | char* vm_version = os::strdup(HOTSPOT_RELEASE_VERSION); |
duke@435 | 63 | |
duke@435 | 64 | // Expecting the next vm_version format: |
duke@435 | 65 | // <major_ver>.<minor_ver>-b<nn>[-<identifier>] |
duke@435 | 66 | char* vm_major_ver = vm_version; |
duke@435 | 67 | assert(isdigit(vm_major_ver[0]),"wrong vm major version number"); |
duke@435 | 68 | char* vm_minor_ver = strchr(vm_major_ver, '.'); |
duke@435 | 69 | assert(vm_minor_ver != NULL && isdigit(vm_minor_ver[1]),"wrong vm minor version number"); |
duke@435 | 70 | vm_minor_ver[0] = '\0'; // terminate vm_major_ver |
duke@435 | 71 | vm_minor_ver += 1; |
duke@435 | 72 | char* vm_build_num = strchr(vm_minor_ver, '-'); |
duke@435 | 73 | assert(vm_build_num != NULL && vm_build_num[1] == 'b' && isdigit(vm_build_num[2]),"wrong vm build number"); |
duke@435 | 74 | vm_build_num[0] = '\0'; // terminate vm_minor_ver |
duke@435 | 75 | vm_build_num += 2; |
duke@435 | 76 | |
duke@435 | 77 | _vm_major_version = atoi(vm_major_ver); |
duke@435 | 78 | _vm_minor_version = atoi(vm_minor_ver); |
duke@435 | 79 | _vm_build_number = atoi(vm_build_num); |
duke@435 | 80 | |
duke@435 | 81 | os::free(vm_version); |
duke@435 | 82 | _initialized = true; |
duke@435 | 83 | } |
duke@435 | 84 | |
duke@435 | 85 | #if defined(_LP64) |
duke@435 | 86 | #define VMLP "64-Bit " |
duke@435 | 87 | #else |
duke@435 | 88 | #define VMLP "" |
duke@435 | 89 | #endif |
duke@435 | 90 | |
duke@435 | 91 | #ifdef KERNEL |
duke@435 | 92 | #define VMTYPE "Kernel" |
duke@435 | 93 | #else // KERNEL |
duke@435 | 94 | #ifdef TIERED |
duke@435 | 95 | #define VMTYPE "Server" |
never@1445 | 96 | #else // TIERED |
never@1445 | 97 | #ifdef ZERO |
never@1445 | 98 | #define VMTYPE "Zero" |
never@1445 | 99 | #else // ZERO |
never@1445 | 100 | #define VMTYPE COMPILER1_PRESENT("Client") \ |
never@1445 | 101 | COMPILER2_PRESENT("Server") |
never@1445 | 102 | #endif // ZERO |
duke@435 | 103 | #endif // TIERED |
duke@435 | 104 | #endif // KERNEL |
duke@435 | 105 | |
duke@435 | 106 | #ifndef HOTSPOT_VM_DISTRO |
duke@435 | 107 | #error HOTSPOT_VM_DISTRO must be defined |
duke@435 | 108 | #endif |
duke@435 | 109 | #define VMNAME HOTSPOT_VM_DISTRO " " VMLP VMTYPE " VM" |
duke@435 | 110 | |
duke@435 | 111 | const char* Abstract_VM_Version::vm_name() { |
duke@435 | 112 | return VMNAME; |
duke@435 | 113 | } |
duke@435 | 114 | |
duke@435 | 115 | |
duke@435 | 116 | const char* Abstract_VM_Version::vm_vendor() { |
duke@435 | 117 | #ifdef VENDOR |
duke@435 | 118 | return XSTR(VENDOR); |
duke@435 | 119 | #else |
duke@435 | 120 | return "Sun Microsystems Inc."; |
duke@435 | 121 | #endif |
duke@435 | 122 | } |
duke@435 | 123 | |
duke@435 | 124 | |
duke@435 | 125 | const char* Abstract_VM_Version::vm_info_string() { |
duke@435 | 126 | switch (Arguments::mode()) { |
duke@435 | 127 | case Arguments::_int: |
duke@435 | 128 | return UseSharedSpaces ? "interpreted mode, sharing" : "interpreted mode"; |
duke@435 | 129 | case Arguments::_mixed: |
duke@435 | 130 | return UseSharedSpaces ? "mixed mode, sharing" : "mixed mode"; |
duke@435 | 131 | case Arguments::_comp: |
duke@435 | 132 | return UseSharedSpaces ? "compiled mode, sharing" : "compiled mode"; |
duke@435 | 133 | }; |
duke@435 | 134 | ShouldNotReachHere(); |
duke@435 | 135 | return ""; |
duke@435 | 136 | } |
duke@435 | 137 | |
duke@435 | 138 | // NOTE: do *not* use stringStream. this function is called by |
duke@435 | 139 | // fatal error handler. if the crash is in native thread, |
duke@435 | 140 | // stringStream cannot get resource allocated and will SEGV. |
duke@435 | 141 | const char* Abstract_VM_Version::vm_release() { |
duke@435 | 142 | return VM_RELEASE; |
duke@435 | 143 | } |
duke@435 | 144 | |
duke@435 | 145 | #define OS LINUX_ONLY("linux") \ |
duke@435 | 146 | WINDOWS_ONLY("windows") \ |
duke@435 | 147 | SOLARIS_ONLY("solaris") |
duke@435 | 148 | |
never@1445 | 149 | #ifdef ZERO |
never@1445 | 150 | #define CPU ZERO_LIBARCH |
never@1445 | 151 | #else |
duke@435 | 152 | #define CPU IA32_ONLY("x86") \ |
duke@435 | 153 | IA64_ONLY("ia64") \ |
duke@435 | 154 | AMD64_ONLY("amd64") \ |
duke@435 | 155 | SPARC_ONLY("sparc") |
never@1445 | 156 | #endif // ZERO |
duke@435 | 157 | |
duke@435 | 158 | const char *Abstract_VM_Version::vm_platform_string() { |
duke@435 | 159 | return OS "-" CPU; |
duke@435 | 160 | } |
duke@435 | 161 | |
duke@435 | 162 | const char* Abstract_VM_Version::internal_vm_info_string() { |
duke@435 | 163 | #ifndef HOTSPOT_BUILD_USER |
duke@435 | 164 | #define HOTSPOT_BUILD_USER unknown |
duke@435 | 165 | #endif |
duke@435 | 166 | |
duke@435 | 167 | #ifndef HOTSPOT_BUILD_COMPILER |
duke@435 | 168 | #ifdef _MSC_VER |
duke@435 | 169 | #if _MSC_VER == 1100 |
duke@435 | 170 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 5.0" |
duke@435 | 171 | #elif _MSC_VER == 1200 |
duke@435 | 172 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 6.0" |
duke@435 | 173 | #elif _MSC_VER == 1310 |
kvn@1080 | 174 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 7.1 (VS2003)" |
duke@435 | 175 | #elif _MSC_VER == 1400 |
kvn@1080 | 176 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 8.0 (VS2005)" |
kvn@1080 | 177 | #elif _MSC_VER == 1500 |
kvn@1080 | 178 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 9.0 (VS2008)" |
duke@435 | 179 | #else |
duke@435 | 180 | #define HOTSPOT_BUILD_COMPILER "unknown MS VC++:" XSTR(_MSC_VER) |
duke@435 | 181 | #endif |
duke@435 | 182 | #elif defined(__SUNPRO_CC) |
duke@435 | 183 | #if __SUNPRO_CC == 0x420 |
duke@435 | 184 | #define HOTSPOT_BUILD_COMPILER "Workshop 4.2" |
duke@435 | 185 | #elif __SUNPRO_CC == 0x500 |
duke@435 | 186 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.0 compat=" XSTR(__SUNPRO_CC_COMPAT) |
duke@435 | 187 | #elif __SUNPRO_CC == 0x520 |
duke@435 | 188 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.2 compat=" XSTR(__SUNPRO_CC_COMPAT) |
duke@435 | 189 | #elif __SUNPRO_CC == 0x580 |
duke@435 | 190 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.8" |
duke@435 | 191 | #elif __SUNPRO_CC == 0x590 |
duke@435 | 192 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.9" |
duke@435 | 193 | #else |
duke@435 | 194 | #define HOTSPOT_BUILD_COMPILER "unknown Workshop:" XSTR(__SUNPRO_CC) |
duke@435 | 195 | #endif |
duke@435 | 196 | #elif defined(__GNUC__) |
duke@435 | 197 | #define HOTSPOT_BUILD_COMPILER "gcc " __VERSION__ |
duke@435 | 198 | #else |
duke@435 | 199 | #define HOTSPOT_BUILD_COMPILER "unknown compiler" |
duke@435 | 200 | #endif |
duke@435 | 201 | #endif |
duke@435 | 202 | |
duke@435 | 203 | |
duke@435 | 204 | return VMNAME " (" VM_RELEASE ") for " OS "-" CPU |
duke@435 | 205 | " JRE (" JRE_RELEASE_VERSION "), built on " __DATE__ " " __TIME__ |
duke@435 | 206 | " by " XSTR(HOTSPOT_BUILD_USER) " with " HOTSPOT_BUILD_COMPILER; |
duke@435 | 207 | } |
duke@435 | 208 | |
duke@435 | 209 | unsigned int Abstract_VM_Version::jvm_version() { |
duke@435 | 210 | return ((Abstract_VM_Version::vm_major_version() & 0xFF) << 24) | |
duke@435 | 211 | ((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) | |
duke@435 | 212 | (Abstract_VM_Version::vm_build_number() & 0xFF); |
duke@435 | 213 | } |
duke@435 | 214 | |
duke@435 | 215 | |
duke@435 | 216 | void VM_Version_init() { |
duke@435 | 217 | VM_Version::initialize(); |
duke@435 | 218 | |
duke@435 | 219 | #ifndef PRODUCT |
duke@435 | 220 | if (PrintMiscellaneous && Verbose) { |
duke@435 | 221 | os::print_cpu_info(tty); |
duke@435 | 222 | } |
duke@435 | 223 | #endif |
duke@435 | 224 | } |
jmasa@445 | 225 | |
jmasa@445 | 226 | unsigned int Abstract_VM_Version::nof_parallel_worker_threads( |
jmasa@445 | 227 | unsigned int num, |
jmasa@445 | 228 | unsigned int den, |
jmasa@445 | 229 | unsigned int switch_pt) { |
jmasa@445 | 230 | if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
jmasa@445 | 231 | assert(ParallelGCThreads == 0, "Default ParallelGCThreads is not 0"); |
jmasa@445 | 232 | // For very large machines, there are diminishing returns |
jmasa@445 | 233 | // for large numbers of worker threads. Instead of |
jmasa@445 | 234 | // hogging the whole system, use a fraction of the workers for every |
jmasa@445 | 235 | // processor after the first 8. For example, on a 72 cpu machine |
jmasa@445 | 236 | // and a chosen fraction of 5/8 |
jmasa@445 | 237 | // use 8 + (72 - 8) * (5/8) == 48 worker threads. |
jmasa@445 | 238 | unsigned int ncpus = (unsigned int) os::active_processor_count(); |
jmasa@445 | 239 | return (ncpus <= switch_pt) ? |
jmasa@445 | 240 | ncpus : |
jmasa@445 | 241 | (switch_pt + ((ncpus - switch_pt) * num) / den); |
jmasa@445 | 242 | } else { |
jmasa@445 | 243 | return ParallelGCThreads; |
jmasa@445 | 244 | } |
jmasa@445 | 245 | } |
jmasa@445 | 246 | |
jmasa@445 | 247 | unsigned int Abstract_VM_Version::calc_parallel_worker_threads() { |
jmasa@445 | 248 | return nof_parallel_worker_threads(5, 8, 8); |
jmasa@445 | 249 | } |
jmasa@445 | 250 | |
jmasa@445 | 251 | |
jmasa@445 | 252 | // Does not set the _initialized flag since it is |
jmasa@445 | 253 | // a global flag. |
jmasa@445 | 254 | unsigned int Abstract_VM_Version::parallel_worker_threads() { |
jmasa@445 | 255 | if (!_parallel_worker_threads_initialized) { |
jmasa@445 | 256 | if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
jmasa@445 | 257 | _parallel_worker_threads = VM_Version::calc_parallel_worker_threads(); |
jmasa@445 | 258 | } else { |
jmasa@445 | 259 | _parallel_worker_threads = ParallelGCThreads; |
jmasa@445 | 260 | } |
jmasa@445 | 261 | _parallel_worker_threads_initialized = true; |
jmasa@445 | 262 | } |
jmasa@445 | 263 | return _parallel_worker_threads; |
jmasa@445 | 264 | } |