Mercurial > hg > truffle
annotate src/share/vm/runtime/vm_version.cpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
author | stefank |
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date | Tue, 23 Nov 2010 13:22:55 -0800 |
parents | 728a287f6c20 |
children | b92c45f2bc75 |
rev | line source |
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0 | 1 /* |
1692 | 2 * Copyright (c) 1998, 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 #include "precompiled.hpp" |
26 #include "memory/universe.hpp" | |
27 #include "oops/oop.inline.hpp" | |
28 #include "runtime/arguments.hpp" | |
29 #ifdef TARGET_ARCH_x86 | |
30 # include "vm_version_x86.hpp" | |
31 #endif | |
32 #ifdef TARGET_ARCH_sparc | |
33 # include "vm_version_sparc.hpp" | |
34 #endif | |
35 #ifdef TARGET_ARCH_zero | |
36 # include "vm_version_zero.hpp" | |
37 #endif | |
0 | 38 |
39 const char* Abstract_VM_Version::_s_vm_release = Abstract_VM_Version::vm_release(); | |
40 const char* Abstract_VM_Version::_s_internal_vm_info_string = Abstract_VM_Version::internal_vm_info_string(); | |
41 bool Abstract_VM_Version::_supports_cx8 = false; | |
42 unsigned int Abstract_VM_Version::_logical_processors_per_package = 1U; | |
43 | |
44 #ifndef HOTSPOT_RELEASE_VERSION | |
45 #error HOTSPOT_RELEASE_VERSION must be defined | |
46 #endif | |
47 #ifndef JRE_RELEASE_VERSION | |
48 #error JRE_RELEASE_VERSION must be defined | |
49 #endif | |
50 #ifndef HOTSPOT_BUILD_TARGET | |
51 #error HOTSPOT_BUILD_TARGET must be defined | |
52 #endif | |
53 | |
54 #ifdef PRODUCT | |
55 #define VM_RELEASE HOTSPOT_RELEASE_VERSION | |
56 #else | |
57 #define VM_RELEASE HOTSPOT_RELEASE_VERSION "-" HOTSPOT_BUILD_TARGET | |
58 #endif | |
59 | |
60 // HOTSPOT_RELEASE_VERSION must follow the release version naming convention | |
61 // <major_ver>.<minor_ver>-b<nn>[-<identifier>][-<debug_target>] | |
62 int Abstract_VM_Version::_vm_major_version = 0; | |
63 int Abstract_VM_Version::_vm_minor_version = 0; | |
64 int Abstract_VM_Version::_vm_build_number = 0; | |
65 bool Abstract_VM_Version::_initialized = false; | |
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66 int Abstract_VM_Version::_parallel_worker_threads = 0; |
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67 bool Abstract_VM_Version::_parallel_worker_threads_initialized = false; |
0 | 68 |
69 void Abstract_VM_Version::initialize() { | |
70 if (_initialized) { | |
71 return; | |
72 } | |
73 char* vm_version = os::strdup(HOTSPOT_RELEASE_VERSION); | |
74 | |
75 // Expecting the next vm_version format: | |
76 // <major_ver>.<minor_ver>-b<nn>[-<identifier>] | |
77 char* vm_major_ver = vm_version; | |
78 assert(isdigit(vm_major_ver[0]),"wrong vm major version number"); | |
79 char* vm_minor_ver = strchr(vm_major_ver, '.'); | |
80 assert(vm_minor_ver != NULL && isdigit(vm_minor_ver[1]),"wrong vm minor version number"); | |
81 vm_minor_ver[0] = '\0'; // terminate vm_major_ver | |
82 vm_minor_ver += 1; | |
83 char* vm_build_num = strchr(vm_minor_ver, '-'); | |
84 assert(vm_build_num != NULL && vm_build_num[1] == 'b' && isdigit(vm_build_num[2]),"wrong vm build number"); | |
85 vm_build_num[0] = '\0'; // terminate vm_minor_ver | |
86 vm_build_num += 2; | |
87 | |
88 _vm_major_version = atoi(vm_major_ver); | |
89 _vm_minor_version = atoi(vm_minor_ver); | |
90 _vm_build_number = atoi(vm_build_num); | |
91 | |
92 os::free(vm_version); | |
93 _initialized = true; | |
94 } | |
95 | |
96 #if defined(_LP64) | |
97 #define VMLP "64-Bit " | |
98 #else | |
99 #define VMLP "" | |
100 #endif | |
101 | |
102 #ifdef KERNEL | |
103 #define VMTYPE "Kernel" | |
104 #else // KERNEL | |
105 #ifdef TIERED | |
106 #define VMTYPE "Server" | |
1010 | 107 #else // TIERED |
108 #ifdef ZERO | |
1692 | 109 #ifdef SHARK |
110 #define VMTYPE "Shark" | |
111 #else // SHARK | |
1010 | 112 #define VMTYPE "Zero" |
1692 | 113 #endif // SHARK |
1010 | 114 #else // ZERO |
115 #define VMTYPE COMPILER1_PRESENT("Client") \ | |
116 COMPILER2_PRESENT("Server") | |
117 #endif // ZERO | |
0 | 118 #endif // TIERED |
119 #endif // KERNEL | |
120 | |
121 #ifndef HOTSPOT_VM_DISTRO | |
122 #error HOTSPOT_VM_DISTRO must be defined | |
123 #endif | |
124 #define VMNAME HOTSPOT_VM_DISTRO " " VMLP VMTYPE " VM" | |
125 | |
126 const char* Abstract_VM_Version::vm_name() { | |
127 return VMNAME; | |
128 } | |
129 | |
130 | |
131 const char* Abstract_VM_Version::vm_vendor() { | |
132 #ifdef VENDOR | |
133 return XSTR(VENDOR); | |
134 #else | |
1800 | 135 return JDK_Version::is_gte_jdk17x_version() ? |
136 "Oracle Corporation" : "Sun Microsystems Inc."; | |
0 | 137 #endif |
138 } | |
139 | |
140 | |
141 const char* Abstract_VM_Version::vm_info_string() { | |
142 switch (Arguments::mode()) { | |
143 case Arguments::_int: | |
144 return UseSharedSpaces ? "interpreted mode, sharing" : "interpreted mode"; | |
145 case Arguments::_mixed: | |
146 return UseSharedSpaces ? "mixed mode, sharing" : "mixed mode"; | |
147 case Arguments::_comp: | |
148 return UseSharedSpaces ? "compiled mode, sharing" : "compiled mode"; | |
149 }; | |
150 ShouldNotReachHere(); | |
151 return ""; | |
152 } | |
153 | |
154 // NOTE: do *not* use stringStream. this function is called by | |
155 // fatal error handler. if the crash is in native thread, | |
156 // stringStream cannot get resource allocated and will SEGV. | |
157 const char* Abstract_VM_Version::vm_release() { | |
158 return VM_RELEASE; | |
159 } | |
160 | |
161 #define OS LINUX_ONLY("linux") \ | |
162 WINDOWS_ONLY("windows") \ | |
163 SOLARIS_ONLY("solaris") | |
164 | |
1010 | 165 #ifdef ZERO |
166 #define CPU ZERO_LIBARCH | |
167 #else | |
0 | 168 #define CPU IA32_ONLY("x86") \ |
169 IA64_ONLY("ia64") \ | |
170 AMD64_ONLY("amd64") \ | |
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171 ARM_ONLY("arm") \ |
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172 PPC_ONLY("ppc") \ |
0 | 173 SPARC_ONLY("sparc") |
1010 | 174 #endif // ZERO |
0 | 175 |
176 const char *Abstract_VM_Version::vm_platform_string() { | |
177 return OS "-" CPU; | |
178 } | |
179 | |
180 const char* Abstract_VM_Version::internal_vm_info_string() { | |
181 #ifndef HOTSPOT_BUILD_USER | |
182 #define HOTSPOT_BUILD_USER unknown | |
183 #endif | |
184 | |
185 #ifndef HOTSPOT_BUILD_COMPILER | |
186 #ifdef _MSC_VER | |
187 #if _MSC_VER == 1100 | |
188 #define HOTSPOT_BUILD_COMPILER "MS VC++ 5.0" | |
189 #elif _MSC_VER == 1200 | |
190 #define HOTSPOT_BUILD_COMPILER "MS VC++ 6.0" | |
191 #elif _MSC_VER == 1310 | |
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192 #define HOTSPOT_BUILD_COMPILER "MS VC++ 7.1 (VS2003)" |
0 | 193 #elif _MSC_VER == 1400 |
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194 #define HOTSPOT_BUILD_COMPILER "MS VC++ 8.0 (VS2005)" |
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195 #elif _MSC_VER == 1500 |
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196 #define HOTSPOT_BUILD_COMPILER "MS VC++ 9.0 (VS2008)" |
0 | 197 #else |
198 #define HOTSPOT_BUILD_COMPILER "unknown MS VC++:" XSTR(_MSC_VER) | |
199 #endif | |
200 #elif defined(__SUNPRO_CC) | |
201 #if __SUNPRO_CC == 0x420 | |
202 #define HOTSPOT_BUILD_COMPILER "Workshop 4.2" | |
203 #elif __SUNPRO_CC == 0x500 | |
204 #define HOTSPOT_BUILD_COMPILER "Workshop 5.0 compat=" XSTR(__SUNPRO_CC_COMPAT) | |
205 #elif __SUNPRO_CC == 0x520 | |
206 #define HOTSPOT_BUILD_COMPILER "Workshop 5.2 compat=" XSTR(__SUNPRO_CC_COMPAT) | |
207 #elif __SUNPRO_CC == 0x580 | |
208 #define HOTSPOT_BUILD_COMPILER "Workshop 5.8" | |
209 #elif __SUNPRO_CC == 0x590 | |
210 #define HOTSPOT_BUILD_COMPILER "Workshop 5.9" | |
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211 #elif __SUNPRO_CC == 0x5100 |
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212 #define HOTSPOT_BUILD_COMPILER "Sun Studio 12u1" |
0 | 213 #else |
214 #define HOTSPOT_BUILD_COMPILER "unknown Workshop:" XSTR(__SUNPRO_CC) | |
215 #endif | |
216 #elif defined(__GNUC__) | |
217 #define HOTSPOT_BUILD_COMPILER "gcc " __VERSION__ | |
218 #else | |
219 #define HOTSPOT_BUILD_COMPILER "unknown compiler" | |
220 #endif | |
221 #endif | |
222 | |
223 | |
224 return VMNAME " (" VM_RELEASE ") for " OS "-" CPU | |
225 " JRE (" JRE_RELEASE_VERSION "), built on " __DATE__ " " __TIME__ | |
226 " by " XSTR(HOTSPOT_BUILD_USER) " with " HOTSPOT_BUILD_COMPILER; | |
227 } | |
228 | |
229 unsigned int Abstract_VM_Version::jvm_version() { | |
230 return ((Abstract_VM_Version::vm_major_version() & 0xFF) << 24) | | |
231 ((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) | | |
232 (Abstract_VM_Version::vm_build_number() & 0xFF); | |
233 } | |
234 | |
235 | |
236 void VM_Version_init() { | |
237 VM_Version::initialize(); | |
238 | |
239 #ifndef PRODUCT | |
240 if (PrintMiscellaneous && Verbose) { | |
241 os::print_cpu_info(tty); | |
242 } | |
243 #endif | |
244 } | |
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245 |
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246 unsigned int Abstract_VM_Version::nof_parallel_worker_threads( |
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247 unsigned int num, |
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248 unsigned int den, |
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249 unsigned int switch_pt) { |
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250 if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
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251 assert(ParallelGCThreads == 0, "Default ParallelGCThreads is not 0"); |
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252 // For very large machines, there are diminishing returns |
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253 // for large numbers of worker threads. Instead of |
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254 // hogging the whole system, use a fraction of the workers for every |
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255 // processor after the first 8. For example, on a 72 cpu machine |
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256 // and a chosen fraction of 5/8 |
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257 // use 8 + (72 - 8) * (5/8) == 48 worker threads. |
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258 unsigned int ncpus = (unsigned int) os::active_processor_count(); |
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259 return (ncpus <= switch_pt) ? |
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260 ncpus : |
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261 (switch_pt + ((ncpus - switch_pt) * num) / den); |
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262 } else { |
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263 return ParallelGCThreads; |
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264 } |
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265 } |
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266 |
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267 unsigned int Abstract_VM_Version::calc_parallel_worker_threads() { |
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268 return nof_parallel_worker_threads(5, 8, 8); |
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269 } |
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270 |
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271 |
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272 // Does not set the _initialized flag since it is |
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273 // a global flag. |
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274 unsigned int Abstract_VM_Version::parallel_worker_threads() { |
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275 if (!_parallel_worker_threads_initialized) { |
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276 if (FLAG_IS_DEFAULT(ParallelGCThreads)) { |
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277 _parallel_worker_threads = VM_Version::calc_parallel_worker_threads(); |
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278 } else { |
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279 _parallel_worker_threads = ParallelGCThreads; |
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280 } |
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281 _parallel_worker_threads_initialized = true; |
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282 } |
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283 return _parallel_worker_threads; |
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284 } |