38 #ifdef TARGET_ARCH_arm
39 # include "vm_version_arm.hpp"
40 #endif
41 #ifdef TARGET_ARCH_ppc
42 # include "vm_version_ppc.hpp"
43 #endif
44
45 const char* Abstract_VM_Version::_s_vm_release = Abstract_VM_Version::vm_release();
46 const char* Abstract_VM_Version::_s_internal_vm_info_string = Abstract_VM_Version::internal_vm_info_string();
47 bool Abstract_VM_Version::_supports_cx8 = false;
48 bool Abstract_VM_Version::_supports_atomic_getset4 = false;
49 bool Abstract_VM_Version::_supports_atomic_getset8 = false;
50 bool Abstract_VM_Version::_supports_atomic_getadd4 = false;
51 bool Abstract_VM_Version::_supports_atomic_getadd8 = false;
52 unsigned int Abstract_VM_Version::_logical_processors_per_package = 1U;
53 int Abstract_VM_Version::_reserve_for_allocation_prefetch = 0;
54
55 #ifndef HOTSPOT_RELEASE_VERSION
56 #error HOTSPOT_RELEASE_VERSION must be defined
57 #endif
58 #ifndef JRE_RELEASE_VERSION
59 #error JRE_RELEASE_VERSION must be defined
60 #endif
61 #ifndef HOTSPOT_BUILD_TARGET
62 #error HOTSPOT_BUILD_TARGET must be defined
63 #endif
64
65 #ifdef PRODUCT
66 #define VM_RELEASE HOTSPOT_RELEASE_VERSION
67 #else
68 #define VM_RELEASE HOTSPOT_RELEASE_VERSION "-" HOTSPOT_BUILD_TARGET
69 #endif
70
71 // HOTSPOT_RELEASE_VERSION must follow the release version naming convention
72 // <major_ver>.<minor_ver>-b<nn>[-<identifier>][-<debug_target>]
73 int Abstract_VM_Version::_vm_major_version = 0;
74 int Abstract_VM_Version::_vm_minor_version = 0;
75 int Abstract_VM_Version::_vm_build_number = 0;
76 bool Abstract_VM_Version::_initialized = false;
77 int Abstract_VM_Version::_parallel_worker_threads = 0;
78 bool Abstract_VM_Version::_parallel_worker_threads_initialized = false;
79
80 void Abstract_VM_Version::initialize() {
81 if (_initialized) {
82 return;
83 }
84 char* vm_version = os::strdup(HOTSPOT_RELEASE_VERSION);
85
86 // Expecting the next vm_version format:
87 // <major_ver>.<minor_ver>-b<nn>[-<identifier>]
88 char* vm_major_ver = vm_version;
89 assert(isdigit(vm_major_ver[0]),"wrong vm major version number");
90 char* vm_minor_ver = strchr(vm_major_ver, '.');
91 assert(vm_minor_ver != NULL && isdigit(vm_minor_ver[1]),"wrong vm minor version number");
92 vm_minor_ver[0] = '\0'; // terminate vm_major_ver
93 vm_minor_ver += 1;
94 char* vm_build_num = strchr(vm_minor_ver, '-');
95 assert(vm_build_num != NULL && vm_build_num[1] == 'b' && isdigit(vm_build_num[2]),"wrong vm build number");
96 vm_build_num[0] = '\0'; // terminate vm_minor_ver
97 vm_build_num += 2;
98
99 _vm_major_version = atoi(vm_major_ver);
100 _vm_minor_version = atoi(vm_minor_ver);
101 _vm_build_number = atoi(vm_build_num);
102
103 os::free(vm_version);
104 _initialized = true;
105 }
106
107 #if defined(_LP64)
108 #define VMLP "64-Bit "
109 #else
110 #define VMLP ""
111 #endif
112
113 #ifndef VMTYPE
114 #ifdef TIERED
115 #define VMTYPE "Server"
116 #else // TIERED
117 #ifdef ZERO
118 #ifdef SHARK
119 #define VMTYPE "Shark"
120 #else // SHARK
121 #define VMTYPE "Zero"
122 #endif // SHARK
123 #else // ZERO
259 #define FLOAT_ARCH_STR "-hflt"
260 #else
261 #define FLOAT_ARCH_STR ""
262 #endif
263 #else
264 #define FLOAT_ARCH_STR XSTR(FLOAT_ARCH)
265 #endif
266
267 return VMNAME " (" VM_RELEASE ") for " OS "-" CPU FLOAT_ARCH_STR
268 " JRE (" JRE_RELEASE_VERSION "), built on " __DATE__ " " __TIME__
269 " by " XSTR(HOTSPOT_BUILD_USER) " with " HOTSPOT_BUILD_COMPILER;
270 }
271
272 const char *Abstract_VM_Version::vm_build_user() {
273 return HOTSPOT_BUILD_USER;
274 }
275
276 unsigned int Abstract_VM_Version::jvm_version() {
277 return ((Abstract_VM_Version::vm_major_version() & 0xFF) << 24) |
278 ((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) |
279 (Abstract_VM_Version::vm_build_number() & 0xFF);
280 }
281
282
283 void VM_Version_init() {
284 VM_Version::initialize();
285
286 #ifndef PRODUCT
287 if (PrintMiscellaneous && Verbose) {
288 os::print_cpu_info(tty);
289 }
290 #endif
291 }
292
293 unsigned int Abstract_VM_Version::nof_parallel_worker_threads(
294 unsigned int num,
295 unsigned int den,
296 unsigned int switch_pt) {
297 if (FLAG_IS_DEFAULT(ParallelGCThreads)) {
298 assert(ParallelGCThreads == 0, "Default ParallelGCThreads is not 0");
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38 #ifdef TARGET_ARCH_arm
39 # include "vm_version_arm.hpp"
40 #endif
41 #ifdef TARGET_ARCH_ppc
42 # include "vm_version_ppc.hpp"
43 #endif
44
45 const char* Abstract_VM_Version::_s_vm_release = Abstract_VM_Version::vm_release();
46 const char* Abstract_VM_Version::_s_internal_vm_info_string = Abstract_VM_Version::internal_vm_info_string();
47 bool Abstract_VM_Version::_supports_cx8 = false;
48 bool Abstract_VM_Version::_supports_atomic_getset4 = false;
49 bool Abstract_VM_Version::_supports_atomic_getset8 = false;
50 bool Abstract_VM_Version::_supports_atomic_getadd4 = false;
51 bool Abstract_VM_Version::_supports_atomic_getadd8 = false;
52 unsigned int Abstract_VM_Version::_logical_processors_per_package = 1U;
53 int Abstract_VM_Version::_reserve_for_allocation_prefetch = 0;
54
55 #ifndef HOTSPOT_RELEASE_VERSION
56 #error HOTSPOT_RELEASE_VERSION must be defined
57 #endif
58
59 #ifndef JDK_MAJOR_VERSION
60 #error JDK_MAJOR_VERSION must be defined
61 #endif
62 #ifndef JDK_MINOR_VERSION
63 #error JDK_MINOR_VERSION must be defined
64 #endif
65 #ifndef JDK_MICRO_VERSION
66 #error JDK_MICRO_VERSION must be defined
67 #endif
68 #ifndef JDK_BUILD_NUMBER
69 #error JDK_BUILD_NUMBER must be defined
70 #endif
71
72 #ifndef JRE_RELEASE_VERSION
73 #error JRE_RELEASE_VERSION must be defined
74 #endif
75 #ifndef HOTSPOT_BUILD_TARGET
76 #error HOTSPOT_BUILD_TARGET must be defined
77 #endif
78
79 #ifdef PRODUCT
80 #define VM_RELEASE HOTSPOT_RELEASE_VERSION
81 #else
82 #define VM_RELEASE HOTSPOT_RELEASE_VERSION "-" HOTSPOT_BUILD_TARGET
83 #endif
84
85 // HOTSPOT_RELEASE_VERSION follows the JDK release version naming convention
86 // <major_ver>.<minor_ver>.<micro_ver>[-<identifier>][-<debug_target>][-b<nn>]
87 int Abstract_VM_Version::_vm_major_version = 0;
88 int Abstract_VM_Version::_vm_minor_version = 0;
89 int Abstract_VM_Version::_vm_micro_version = 0;
90 int Abstract_VM_Version::_vm_build_number = 0;
91 bool Abstract_VM_Version::_initialized = false;
92 int Abstract_VM_Version::_parallel_worker_threads = 0;
93 bool Abstract_VM_Version::_parallel_worker_threads_initialized = false;
94
95 #ifdef ASSERT
96 static void assert_digits(const char * s, const char * message) {
97 for (int i = 0; s[i] != '\0'; i++) {
98 assert(isdigit(s[i]), message);
99 }
100 }
101 #endif
102
103 static void set_version_field(int * version_field, const char * version_str,
104 const char * const assert_msg) {
105 if (version_str != NULL && *version_str != '\0') {
106 DEBUG_ONLY(assert_digits(version_str, assert_msg));
107 *version_field = atoi(version_str);
108 }
109 }
110
111 void Abstract_VM_Version::initialize() {
112 if (_initialized) {
113 return;
114 }
115
116 set_version_field(&_vm_major_version, JDK_MAJOR_VERSION, "wrong vm major version number");
117 set_version_field(&_vm_minor_version, JDK_MINOR_VERSION, "wrong vm minor version number");
118 set_version_field(&_vm_micro_version, JDK_MICRO_VERSION, "wrong vm micro version number");
119 int offset = (JDK_BUILD_NUMBER != NULL && JDK_BUILD_NUMBER[0] == 'b') ? 1 : 0;
120 set_version_field(&_vm_build_number, JDK_BUILD_NUMBER + offset, "bad build number");
121
122 _initialized = true;
123 }
124
125 #if defined(_LP64)
126 #define VMLP "64-Bit "
127 #else
128 #define VMLP ""
129 #endif
130
131 #ifndef VMTYPE
132 #ifdef TIERED
133 #define VMTYPE "Server"
134 #else // TIERED
135 #ifdef ZERO
136 #ifdef SHARK
137 #define VMTYPE "Shark"
138 #else // SHARK
139 #define VMTYPE "Zero"
140 #endif // SHARK
141 #else // ZERO
277 #define FLOAT_ARCH_STR "-hflt"
278 #else
279 #define FLOAT_ARCH_STR ""
280 #endif
281 #else
282 #define FLOAT_ARCH_STR XSTR(FLOAT_ARCH)
283 #endif
284
285 return VMNAME " (" VM_RELEASE ") for " OS "-" CPU FLOAT_ARCH_STR
286 " JRE (" JRE_RELEASE_VERSION "), built on " __DATE__ " " __TIME__
287 " by " XSTR(HOTSPOT_BUILD_USER) " with " HOTSPOT_BUILD_COMPILER;
288 }
289
290 const char *Abstract_VM_Version::vm_build_user() {
291 return HOTSPOT_BUILD_USER;
292 }
293
294 unsigned int Abstract_VM_Version::jvm_version() {
295 return ((Abstract_VM_Version::vm_major_version() & 0xFF) << 24) |
296 ((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) |
297 ((Abstract_VM_Version::vm_micro_version() & 0xFF) << 8) |
298 (Abstract_VM_Version::vm_build_number() & 0xFF);
299 }
300
301
302 void VM_Version_init() {
303 VM_Version::initialize();
304
305 #ifndef PRODUCT
306 if (PrintMiscellaneous && Verbose) {
307 os::print_cpu_info(tty);
308 }
309 #endif
310 }
311
312 unsigned int Abstract_VM_Version::nof_parallel_worker_threads(
313 unsigned int num,
314 unsigned int den,
315 unsigned int switch_pt) {
316 if (FLAG_IS_DEFAULT(ParallelGCThreads)) {
317 assert(ParallelGCThreads == 0, "Default ParallelGCThreads is not 0");
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