Tue, 17 Oct 2017 12:58:25 +0800
merge
aoqi@0 | 1 | /* |
dlong@7598 | 2 | * Copyright (c) 1998, 2015, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | * |
aoqi@0 | 23 | */ |
aoqi@0 | 24 | |
aoqi@1 | 25 | /* |
aoqi@1 | 26 | * This file has been modified by Loongson Technology in 2015. These |
aoqi@1 | 27 | * modifications are Copyright (c) 2015 Loongson Technology, and are made |
aoqi@1 | 28 | * available on the same license terms set forth above. |
aoqi@1 | 29 | */ |
aoqi@1 | 30 | |
aoqi@0 | 31 | #include "precompiled.hpp" |
aoqi@0 | 32 | #include "memory/universe.hpp" |
aoqi@0 | 33 | #include "oops/oop.inline.hpp" |
aoqi@0 | 34 | #include "runtime/arguments.hpp" |
aoqi@0 | 35 | #ifdef TARGET_ARCH_x86 |
aoqi@0 | 36 | # include "vm_version_x86.hpp" |
aoqi@0 | 37 | #endif |
aoqi@0 | 38 | #ifdef TARGET_ARCH_sparc |
aoqi@0 | 39 | # include "vm_version_sparc.hpp" |
aoqi@0 | 40 | #endif |
aoqi@0 | 41 | #ifdef TARGET_ARCH_zero |
aoqi@0 | 42 | # include "vm_version_zero.hpp" |
aoqi@0 | 43 | #endif |
aoqi@0 | 44 | #ifdef TARGET_ARCH_arm |
aoqi@0 | 45 | # include "vm_version_arm.hpp" |
aoqi@0 | 46 | #endif |
aoqi@0 | 47 | #ifdef TARGET_ARCH_ppc |
aoqi@0 | 48 | # include "vm_version_ppc.hpp" |
aoqi@0 | 49 | #endif |
aoqi@1 | 50 | #ifdef TARGET_ARCH_mips |
aoqi@1 | 51 | # include "vm_version_mips.hpp" |
aoqi@1 | 52 | #endif |
aoqi@0 | 53 | |
aoqi@0 | 54 | const char* Abstract_VM_Version::_s_vm_release = Abstract_VM_Version::vm_release(); |
aoqi@0 | 55 | const char* Abstract_VM_Version::_s_internal_vm_info_string = Abstract_VM_Version::internal_vm_info_string(); |
aoqi@0 | 56 | bool Abstract_VM_Version::_supports_cx8 = false; |
aoqi@0 | 57 | bool Abstract_VM_Version::_supports_atomic_getset4 = false; |
aoqi@0 | 58 | bool Abstract_VM_Version::_supports_atomic_getset8 = false; |
aoqi@0 | 59 | bool Abstract_VM_Version::_supports_atomic_getadd4 = false; |
aoqi@0 | 60 | bool Abstract_VM_Version::_supports_atomic_getadd8 = false; |
aoqi@0 | 61 | unsigned int Abstract_VM_Version::_logical_processors_per_package = 1U; |
aoqi@0 | 62 | int Abstract_VM_Version::_reserve_for_allocation_prefetch = 0; |
aoqi@0 | 63 | |
aoqi@0 | 64 | #ifndef HOTSPOT_RELEASE_VERSION |
aoqi@0 | 65 | #error HOTSPOT_RELEASE_VERSION must be defined |
aoqi@0 | 66 | #endif |
aoqi@0 | 67 | #ifndef JRE_RELEASE_VERSION |
aoqi@0 | 68 | #error JRE_RELEASE_VERSION must be defined |
aoqi@0 | 69 | #endif |
aoqi@0 | 70 | #ifndef HOTSPOT_BUILD_TARGET |
aoqi@0 | 71 | #error HOTSPOT_BUILD_TARGET must be defined |
aoqi@0 | 72 | #endif |
aoqi@0 | 73 | |
aoqi@0 | 74 | #ifdef PRODUCT |
aoqi@0 | 75 | #define VM_RELEASE HOTSPOT_RELEASE_VERSION |
aoqi@0 | 76 | #else |
aoqi@0 | 77 | #define VM_RELEASE HOTSPOT_RELEASE_VERSION "-" HOTSPOT_BUILD_TARGET |
aoqi@0 | 78 | #endif |
aoqi@0 | 79 | |
aoqi@0 | 80 | // HOTSPOT_RELEASE_VERSION must follow the release version naming convention |
aoqi@0 | 81 | // <major_ver>.<minor_ver>-b<nn>[-<identifier>][-<debug_target>] |
aoqi@0 | 82 | int Abstract_VM_Version::_vm_major_version = 0; |
aoqi@0 | 83 | int Abstract_VM_Version::_vm_minor_version = 0; |
aoqi@0 | 84 | int Abstract_VM_Version::_vm_build_number = 0; |
aoqi@0 | 85 | bool Abstract_VM_Version::_initialized = false; |
aoqi@0 | 86 | int Abstract_VM_Version::_parallel_worker_threads = 0; |
aoqi@0 | 87 | bool Abstract_VM_Version::_parallel_worker_threads_initialized = false; |
aoqi@0 | 88 | |
aoqi@0 | 89 | void Abstract_VM_Version::initialize() { |
aoqi@0 | 90 | if (_initialized) { |
aoqi@0 | 91 | return; |
aoqi@0 | 92 | } |
aoqi@0 | 93 | char* vm_version = os::strdup(HOTSPOT_RELEASE_VERSION); |
aoqi@0 | 94 | |
aoqi@0 | 95 | // Expecting the next vm_version format: |
aoqi@0 | 96 | // <major_ver>.<minor_ver>-b<nn>[-<identifier>] |
aoqi@0 | 97 | char* vm_major_ver = vm_version; |
aoqi@0 | 98 | assert(isdigit(vm_major_ver[0]),"wrong vm major version number"); |
aoqi@0 | 99 | char* vm_minor_ver = strchr(vm_major_ver, '.'); |
aoqi@0 | 100 | assert(vm_minor_ver != NULL && isdigit(vm_minor_ver[1]),"wrong vm minor version number"); |
aoqi@0 | 101 | vm_minor_ver[0] = '\0'; // terminate vm_major_ver |
aoqi@0 | 102 | vm_minor_ver += 1; |
aoqi@0 | 103 | char* vm_build_num = strchr(vm_minor_ver, '-'); |
aoqi@0 | 104 | assert(vm_build_num != NULL && vm_build_num[1] == 'b' && isdigit(vm_build_num[2]),"wrong vm build number"); |
aoqi@0 | 105 | vm_build_num[0] = '\0'; // terminate vm_minor_ver |
aoqi@0 | 106 | vm_build_num += 2; |
aoqi@0 | 107 | |
aoqi@0 | 108 | _vm_major_version = atoi(vm_major_ver); |
aoqi@0 | 109 | _vm_minor_version = atoi(vm_minor_ver); |
aoqi@0 | 110 | _vm_build_number = atoi(vm_build_num); |
aoqi@0 | 111 | |
aoqi@0 | 112 | os::free(vm_version); |
aoqi@0 | 113 | _initialized = true; |
aoqi@0 | 114 | } |
aoqi@0 | 115 | |
aoqi@0 | 116 | #if defined(_LP64) |
aoqi@0 | 117 | #define VMLP "64-Bit " |
aoqi@0 | 118 | #else |
aoqi@0 | 119 | #define VMLP "" |
aoqi@0 | 120 | #endif |
aoqi@0 | 121 | |
aoqi@0 | 122 | #ifndef VMTYPE |
aoqi@0 | 123 | #ifdef TIERED |
aoqi@0 | 124 | #define VMTYPE "Server" |
aoqi@0 | 125 | #else // TIERED |
aoqi@0 | 126 | #ifdef ZERO |
aoqi@0 | 127 | #ifdef SHARK |
aoqi@0 | 128 | #define VMTYPE "Shark" |
aoqi@0 | 129 | #else // SHARK |
aoqi@0 | 130 | #define VMTYPE "Zero" |
aoqi@0 | 131 | #endif // SHARK |
aoqi@0 | 132 | #else // ZERO |
aoqi@0 | 133 | #define VMTYPE COMPILER1_PRESENT("Client") \ |
aoqi@0 | 134 | COMPILER2_PRESENT("Server") |
aoqi@0 | 135 | #endif // ZERO |
aoqi@0 | 136 | #endif // TIERED |
aoqi@0 | 137 | #endif |
aoqi@0 | 138 | |
aoqi@0 | 139 | #ifndef HOTSPOT_VM_DISTRO |
aoqi@0 | 140 | #error HOTSPOT_VM_DISTRO must be defined |
aoqi@0 | 141 | #endif |
aoqi@0 | 142 | #define VMNAME HOTSPOT_VM_DISTRO " " VMLP EMBEDDED_ONLY("Embedded ") VMTYPE " VM" |
aoqi@0 | 143 | |
aoqi@0 | 144 | const char* Abstract_VM_Version::vm_name() { |
aoqi@0 | 145 | return VMNAME; |
aoqi@0 | 146 | } |
aoqi@0 | 147 | |
aoqi@0 | 148 | |
aoqi@0 | 149 | const char* Abstract_VM_Version::vm_vendor() { |
aoqi@0 | 150 | #ifdef VENDOR |
aoqi@0 | 151 | return XSTR(VENDOR); |
aoqi@0 | 152 | #else |
aoqi@0 | 153 | return JDK_Version::is_gte_jdk17x_version() ? |
aoqi@0 | 154 | "Oracle Corporation" : "Sun Microsystems Inc."; |
aoqi@0 | 155 | #endif |
aoqi@0 | 156 | } |
aoqi@0 | 157 | |
aoqi@0 | 158 | |
aoqi@0 | 159 | const char* Abstract_VM_Version::vm_info_string() { |
aoqi@0 | 160 | switch (Arguments::mode()) { |
aoqi@0 | 161 | case Arguments::_int: |
aoqi@0 | 162 | return UseSharedSpaces ? "interpreted mode, sharing" : "interpreted mode"; |
aoqi@0 | 163 | case Arguments::_mixed: |
aoqi@0 | 164 | return UseSharedSpaces ? "mixed mode, sharing" : "mixed mode"; |
aoqi@0 | 165 | case Arguments::_comp: |
aoqi@0 | 166 | return UseSharedSpaces ? "compiled mode, sharing" : "compiled mode"; |
aoqi@0 | 167 | }; |
aoqi@0 | 168 | ShouldNotReachHere(); |
aoqi@0 | 169 | return ""; |
aoqi@0 | 170 | } |
aoqi@0 | 171 | |
aoqi@0 | 172 | // NOTE: do *not* use stringStream. this function is called by |
aoqi@0 | 173 | // fatal error handler. if the crash is in native thread, |
aoqi@0 | 174 | // stringStream cannot get resource allocated and will SEGV. |
aoqi@0 | 175 | const char* Abstract_VM_Version::vm_release() { |
aoqi@0 | 176 | return VM_RELEASE; |
aoqi@0 | 177 | } |
aoqi@0 | 178 | |
aoqi@0 | 179 | // NOTE: do *not* use stringStream. this function is called by |
aoqi@0 | 180 | // fatal error handlers. if the crash is in native thread, |
aoqi@0 | 181 | // stringStream cannot get resource allocated and will SEGV. |
aoqi@0 | 182 | const char* Abstract_VM_Version::jre_release_version() { |
aoqi@0 | 183 | return JRE_RELEASE_VERSION; |
aoqi@0 | 184 | } |
aoqi@0 | 185 | |
aoqi@0 | 186 | #define OS LINUX_ONLY("linux") \ |
aoqi@0 | 187 | WINDOWS_ONLY("windows") \ |
aoqi@0 | 188 | SOLARIS_ONLY("solaris") \ |
aoqi@0 | 189 | AIX_ONLY("aix") \ |
aoqi@0 | 190 | BSD_ONLY("bsd") |
aoqi@0 | 191 | |
dlong@7598 | 192 | #ifndef CPU |
aoqi@0 | 193 | #ifdef ZERO |
aoqi@0 | 194 | #define CPU ZERO_LIBARCH |
aoqi@0 | 195 | #else |
aoqi@0 | 196 | #define CPU IA32_ONLY("x86") \ |
aoqi@0 | 197 | IA64_ONLY("ia64") \ |
aoqi@0 | 198 | AMD64_ONLY("amd64") \ |
aoqi@0 | 199 | PPC64_ONLY("ppc64") \ |
aoqi@36 | 200 | MIPS64_ONLY("mips64") \ |
aoqi@0 | 201 | SPARC_ONLY("sparc") |
aoqi@0 | 202 | #endif // ZERO |
dlong@7598 | 203 | #endif |
aoqi@0 | 204 | |
aoqi@0 | 205 | const char *Abstract_VM_Version::vm_platform_string() { |
aoqi@0 | 206 | return OS "-" CPU; |
aoqi@0 | 207 | } |
aoqi@0 | 208 | |
aoqi@0 | 209 | const char* Abstract_VM_Version::internal_vm_info_string() { |
aoqi@0 | 210 | #ifndef HOTSPOT_BUILD_USER |
aoqi@0 | 211 | #define HOTSPOT_BUILD_USER unknown |
aoqi@0 | 212 | #endif |
aoqi@0 | 213 | |
aoqi@0 | 214 | #ifndef HOTSPOT_BUILD_COMPILER |
aoqi@0 | 215 | #ifdef _MSC_VER |
aoqi@0 | 216 | #if _MSC_VER == 1100 |
aoqi@0 | 217 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 5.0" |
aoqi@0 | 218 | #elif _MSC_VER == 1200 |
aoqi@0 | 219 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 6.0" |
aoqi@0 | 220 | #elif _MSC_VER == 1310 |
aoqi@0 | 221 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 7.1 (VS2003)" |
aoqi@0 | 222 | #elif _MSC_VER == 1400 |
aoqi@0 | 223 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 8.0 (VS2005)" |
aoqi@0 | 224 | #elif _MSC_VER == 1500 |
aoqi@0 | 225 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 9.0 (VS2008)" |
aoqi@0 | 226 | #elif _MSC_VER == 1600 |
aoqi@0 | 227 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 10.0 (VS2010)" |
aoqi@0 | 228 | #elif _MSC_VER == 1700 |
aoqi@0 | 229 | #define HOTSPOT_BUILD_COMPILER "MS VC++ 11.0 (VS2012)" |
aoqi@0 | 230 | #else |
aoqi@0 | 231 | #define HOTSPOT_BUILD_COMPILER "unknown MS VC++:" XSTR(_MSC_VER) |
aoqi@0 | 232 | #endif |
aoqi@0 | 233 | #elif defined(__SUNPRO_CC) |
aoqi@0 | 234 | #if __SUNPRO_CC == 0x420 |
aoqi@0 | 235 | #define HOTSPOT_BUILD_COMPILER "Workshop 4.2" |
aoqi@0 | 236 | #elif __SUNPRO_CC == 0x500 |
aoqi@0 | 237 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.0 compat=" XSTR(__SUNPRO_CC_COMPAT) |
aoqi@0 | 238 | #elif __SUNPRO_CC == 0x520 |
aoqi@0 | 239 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.2 compat=" XSTR(__SUNPRO_CC_COMPAT) |
aoqi@0 | 240 | #elif __SUNPRO_CC == 0x580 |
aoqi@0 | 241 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.8" |
aoqi@0 | 242 | #elif __SUNPRO_CC == 0x590 |
aoqi@0 | 243 | #define HOTSPOT_BUILD_COMPILER "Workshop 5.9" |
aoqi@0 | 244 | #elif __SUNPRO_CC == 0x5100 |
aoqi@0 | 245 | #define HOTSPOT_BUILD_COMPILER "Sun Studio 12u1" |
aoqi@0 | 246 | #elif __SUNPRO_CC == 0x5120 |
aoqi@0 | 247 | #define HOTSPOT_BUILD_COMPILER "Sun Studio 12u3" |
aoqi@0 | 248 | #else |
aoqi@0 | 249 | #define HOTSPOT_BUILD_COMPILER "unknown Workshop:" XSTR(__SUNPRO_CC) |
aoqi@0 | 250 | #endif |
aoqi@0 | 251 | #elif defined(__GNUC__) |
aoqi@0 | 252 | #define HOTSPOT_BUILD_COMPILER "gcc " __VERSION__ |
aoqi@0 | 253 | #elif defined(__IBMCPP__) |
aoqi@0 | 254 | #define HOTSPOT_BUILD_COMPILER "xlC " XSTR(__IBMCPP__) |
aoqi@0 | 255 | |
aoqi@0 | 256 | #else |
aoqi@0 | 257 | #define HOTSPOT_BUILD_COMPILER "unknown compiler" |
aoqi@0 | 258 | #endif |
aoqi@0 | 259 | #endif |
aoqi@0 | 260 | |
aoqi@0 | 261 | #ifndef FLOAT_ARCH |
aoqi@0 | 262 | #if defined(__SOFTFP__) |
aoqi@0 | 263 | #define FLOAT_ARCH_STR "-sflt" |
aoqi@0 | 264 | #else |
aoqi@0 | 265 | #define FLOAT_ARCH_STR "" |
aoqi@0 | 266 | #endif |
aoqi@0 | 267 | #else |
aoqi@0 | 268 | #define FLOAT_ARCH_STR XSTR(FLOAT_ARCH) |
aoqi@0 | 269 | #endif |
aoqi@0 | 270 | |
aoqi@0 | 271 | return VMNAME " (" VM_RELEASE ") for " OS "-" CPU FLOAT_ARCH_STR |
aoqi@0 | 272 | " JRE (" JRE_RELEASE_VERSION "), built on " __DATE__ " " __TIME__ |
aoqi@0 | 273 | " by " XSTR(HOTSPOT_BUILD_USER) " with " HOTSPOT_BUILD_COMPILER; |
aoqi@0 | 274 | } |
aoqi@0 | 275 | |
aoqi@0 | 276 | const char *Abstract_VM_Version::vm_build_user() { |
aoqi@0 | 277 | return HOTSPOT_BUILD_USER; |
aoqi@0 | 278 | } |
aoqi@0 | 279 | |
aoqi@0 | 280 | unsigned int Abstract_VM_Version::jvm_version() { |
aoqi@0 | 281 | return ((Abstract_VM_Version::vm_major_version() & 0xFF) << 24) | |
aoqi@0 | 282 | ((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) | |
aoqi@0 | 283 | (Abstract_VM_Version::vm_build_number() & 0xFF); |
aoqi@0 | 284 | } |
aoqi@0 | 285 | |
aoqi@0 | 286 | |
aoqi@0 | 287 | void VM_Version_init() { |
aoqi@0 | 288 | VM_Version::initialize(); |
aoqi@0 | 289 | |
aoqi@0 | 290 | #ifndef PRODUCT |
aoqi@0 | 291 | if (PrintMiscellaneous && Verbose) { |
aoqi@0 | 292 | os::print_cpu_info(tty); |
aoqi@0 | 293 | } |
aoqi@0 | 294 | #endif |
aoqi@0 | 295 | } |
aoqi@0 | 296 | |
aoqi@0 | 297 | unsigned int Abstract_VM_Version::nof_parallel_worker_threads( |
aoqi@0 | 298 | unsigned int num, |
aoqi@0 | 299 | unsigned int den, |
aoqi@0 | 300 | unsigned int switch_pt) { |
aoqi@0 | 301 | if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
aoqi@0 | 302 | assert(ParallelGCThreads == 0, "Default ParallelGCThreads is not 0"); |
aoqi@0 | 303 | // For very large machines, there are diminishing returns |
aoqi@0 | 304 | // for large numbers of worker threads. Instead of |
aoqi@0 | 305 | // hogging the whole system, use a fraction of the workers for every |
aoqi@0 | 306 | // processor after the first 8. For example, on a 72 cpu machine |
aoqi@0 | 307 | // and a chosen fraction of 5/8 |
aoqi@0 | 308 | // use 8 + (72 - 8) * (5/8) == 48 worker threads. |
aoqi@0 | 309 | unsigned int ncpus = (unsigned int) os::active_processor_count(); |
aoqi@0 | 310 | return (ncpus <= switch_pt) ? |
aoqi@0 | 311 | ncpus : |
aoqi@0 | 312 | (switch_pt + ((ncpus - switch_pt) * num) / den); |
aoqi@0 | 313 | } else { |
aoqi@0 | 314 | return ParallelGCThreads; |
aoqi@0 | 315 | } |
aoqi@0 | 316 | } |
aoqi@0 | 317 | |
aoqi@0 | 318 | unsigned int Abstract_VM_Version::calc_parallel_worker_threads() { |
aoqi@0 | 319 | return nof_parallel_worker_threads(5, 8, 8); |
aoqi@0 | 320 | } |
aoqi@0 | 321 | |
aoqi@0 | 322 | |
aoqi@0 | 323 | // Does not set the _initialized flag since it is |
aoqi@0 | 324 | // a global flag. |
aoqi@0 | 325 | unsigned int Abstract_VM_Version::parallel_worker_threads() { |
aoqi@0 | 326 | if (!_parallel_worker_threads_initialized) { |
aoqi@0 | 327 | if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
aoqi@0 | 328 | _parallel_worker_threads = VM_Version::calc_parallel_worker_threads(); |
aoqi@0 | 329 | } else { |
aoqi@0 | 330 | _parallel_worker_threads = ParallelGCThreads; |
aoqi@0 | 331 | } |
aoqi@0 | 332 | _parallel_worker_threads_initialized = true; |
aoqi@0 | 333 | } |
aoqi@0 | 334 | return _parallel_worker_threads; |
aoqi@0 | 335 | } |