/*
* Copyright ( c ) 1998 , 2022 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*
*/
#include "precompiled.hpp"
#include "compiler/compilerDefinitions.hpp"
#include "jvm_io.h"
#include "runtime/arguments.hpp"
#include "runtime/vm_version.hpp"
#include "utilities/globalDefinitions.hpp"
const char * Abstract_VM_Version::_s_vm_release = Abstract_VM_Version::vm_release();
const char * Abstract_VM_Version::_s_internal_vm_info_string = Abstract_VM_Version::internal_vm_info_string();
uint64_t Abstract_VM_Version::_features = 0 ;
const char * Abstract_VM_Version::_features_string = "" ;
bool Abstract_VM_Version::_supports_cx8 = false ;
bool Abstract_VM_Version::_supports_atomic_getset4 = false ;
bool Abstract_VM_Version::_supports_atomic_getset8 = false ;
bool Abstract_VM_Version::_supports_atomic_getadd4 = false ;
bool Abstract_VM_Version::_supports_atomic_getadd8 = false ;
unsigned int Abstract_VM_Version::_logical_processors_per_package = 1 U;
unsigned int Abstract_VM_Version::_L1_data_cache_line_size = 0 ;
unsigned int Abstract_VM_Version::_data_cache_line_flush_size = 0 ;
VirtualizationType Abstract_VM_Version::_detected_virtualization = NoDetectedVirtualization;
#ifndef HOTSPOT_VERSION_STRING
#error HOTSPOT_VERSION_STRING must be defined
#endif
#ifndef VERSION_FEATURE
#error VERSION_FEATURE must be defined
#endif
#ifndef VERSION_INTERIM
#error VERSION_INTERIM must be defined
#endif
#ifndef VERSION_UPDATE
#error VERSION_UPDATE must be defined
#endif
#ifndef VERSION_PATCH
#error VERSION_PATCH must be defined
#endif
#ifndef VERSION_BUILD
#error VERSION_BUILD must be defined
#endif
#ifndef VERSION_STRING
#error VERSION_STRING must be defined
#endif
#ifndef DEBUG_LEVEL
#error DEBUG_LEVEL must be defined
#endif
#ifndef HOTSPOT_BUILD_TIME
#error HOTSPOT_BUILD_TIME must be defined
#endif
#define VM_RELEASE HOTSPOT_VERSION_STRING
// HOTSPOT_VERSION_STRING equals the JDK VERSION_STRING (unless overridden
// in a standalone build).
int Abstract_VM_Version::_vm_major_version = VERSION_FEATURE;
int Abstract_VM_Version::_vm_minor_version = VERSION_INTERIM;
int Abstract_VM_Version::_vm_security_version = VERSION_UPDATE;
int Abstract_VM_Version::_vm_patch_version = VERSION_PATCH;
int Abstract_VM_Version::_vm_build_number = VERSION_BUILD;
#if defined (_LP64)
#define VMLP "64-Bit "
#else
#define VMLP ""
#endif
#ifndef VMTYPE
#if COMPILER1_AND_COMPILER2
#define VMTYPE "Server"
#else // COMPILER1_AND_COMPILER2
#ifdef ZERO
#define VMTYPE "Zero"
#else // ZERO
#define VMTYPE COMPILER1_PRESENT("Client" ) \
COMPILER2_PRESENT("Server" )
#endif // ZERO
#endif // COMPILER1_AND_COMPILER2
#endif
#ifndef HOTSPOT_VM_DISTRO
#error HOTSPOT_VM_DISTRO must be defined
#endif
#define VMNAME HOTSPOT_VM_DISTRO " " VMLP VMTYPE " VM"
const char * Abstract_VM_Version::vm_name() {
return VMNAME;
}
const char * Abstract_VM_Version::vm_vendor() {
#ifdef VENDOR
return VENDOR;
#else
return "Oracle Corporation" ;
#endif
}
const char * Abstract_VM_Version::vm_info_string() {
switch (Arguments::mode()) {
case Arguments::_int :
return UseSharedSpaces ? "interpreted mode, sharing" : "interpreted mode" ;
case Arguments::_mixed:
if (UseSharedSpaces) {
if (CompilationModeFlag::quick_only()) {
return "mixed mode, emulated-client, sharing" ;
} else {
return "mixed mode, sharing" ;
}
} else {
if (CompilationModeFlag::quick_only()) {
return "mixed mode, emulated-client" ;
} else {
return "mixed mode" ;
}
}
case Arguments::_comp:
if (CompilationModeFlag::quick_only()) {
return UseSharedSpaces ? "compiled mode, emulated-client, sharing" : "compiled mode, emulated-client" ;
}
return UseSharedSpaces ? "compiled mode, sharing" : "compiled mode" ;
}
ShouldNotReachHere();
return "" ;
}
// NOTE: do *not* use stringStream. this function is called by
// fatal error handler. if the crash is in native thread,
// stringStream cannot get resource allocated and will SEGV.
const char * Abstract_VM_Version::vm_release() {
return VM_RELEASE;
}
#define OS LINUX_ONLY("linux" ) \
WINDOWS_ONLY("windows" ) \
AIX_ONLY("aix" ) \
BSD_ONLY("bsd" )
#ifndef CPU
#ifdef ZERO
#define CPU ZERO_LIBARCH
#elif defined (PPC64)
#if defined (VM_LITTLE_ENDIAN)
#define CPU "ppc64le"
#else
#define CPU "ppc64"
#endif // PPC64
#else
#define CPU AARCH64_ONLY("aarch64" ) \
AMD64_ONLY("amd64" ) \
IA32_ONLY("x86" ) \
IA64_ONLY("ia64" ) \
S390_ONLY("s390" ) \
RISCV64_ONLY("riscv64" )
#endif // !ZERO
#endif // !CPU
const char *Abstract_VM_Version::vm_platform_string() {
return OS "-" CPU;
}
const char * Abstract_VM_Version::internal_vm_info_string() {
#ifndef HOTSPOT_BUILD_USER
#define HOTSPOT_BUILD_USER unknown
#endif
#ifndef HOTSPOT_BUILD_COMPILER
#ifdef _MSC_VER
#if _MSC_VER == 1911
#define HOTSPOT_BUILD_COMPILER "MS VC++ 15.3 (VS2017)"
#elif _MSC_VER == 1912
#define HOTSPOT_BUILD_COMPILER "MS VC++ 15.5 (VS2017)"
#elif _MSC_VER == 1913
#define HOTSPOT_BUILD_COMPILER "MS VC++ 15.6 (VS2017)"
#elif _MSC_VER == 1914
#define HOTSPOT_BUILD_COMPILER "MS VC++ 15.7 (VS2017)"
#elif _MSC_VER == 1915
#define HOTSPOT_BUILD_COMPILER "MS VC++ 15.8 (VS2017)"
#elif _MSC_VER == 1916
#define HOTSPOT_BUILD_COMPILER "MS VC++ 15.9 (VS2017)"
#elif _MSC_VER == 1920
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.0 (VS2019)"
#elif _MSC_VER == 1921
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.1 (VS2019)"
#elif _MSC_VER == 1922
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.2 (VS2019)"
#elif _MSC_VER == 1923
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.3 (VS2019)"
#elif _MSC_VER == 1924
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.4 (VS2019)"
#elif _MSC_VER == 1925
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.5 (VS2019)"
#elif _MSC_VER == 1926
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.6 (VS2019)"
#elif _MSC_VER == 1927
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.7 (VS2019)"
#elif _MSC_VER == 1928
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.8 / 16.9 (VS2019)"
#elif _MSC_VER == 1929
#define HOTSPOT_BUILD_COMPILER "MS VC++ 16.10 / 16.11 (VS2019)"
#elif _MSC_VER == 1930
#define HOTSPOT_BUILD_COMPILER "MS VC++ 17.0 (VS2022)"
#elif _MSC_VER == 1931
#define HOTSPOT_BUILD_COMPILER "MS VC++ 17.1 (VS2022)"
#elif _MSC_VER == 1932
#define HOTSPOT_BUILD_COMPILER "MS VC++ 17.2 (VS2022)"
#elif _MSC_VER == 1933
#define HOTSPOT_BUILD_COMPILER "MS VC++ 17.3 (VS2022)"
#else
#define HOTSPOT_BUILD_COMPILER "unknown MS VC++:" XSTR(_MSC_VER)
#endif
#elif defined (__clang_version__)
#define HOTSPOT_BUILD_COMPILER "clang " __VERSION__
#elif defined (__GNUC__)
#define HOTSPOT_BUILD_COMPILER "gcc " __VERSION__
#else
#define HOTSPOT_BUILD_COMPILER "unknown compiler"
#endif
#endif
#ifndef FLOAT_ARCH
#if defined (__SOFTFP__)
#define FLOAT_ARCH_STR "-sflt"
#else
#define FLOAT_ARCH_STR ""
#endif
#else
#define FLOAT_ARCH_STR XSTR(FLOAT_ARCH)
#endif
#ifdef MUSL_LIBC
#define LIBC_STR "-" XSTR(LIBC)
#else
#define LIBC_STR ""
#endif
#define INTERNAL_VERSION_SUFFIX VM_RELEASE ")" \
" for " OS "-" CPU FLOAT_ARCH_STR LIBC_STR \
" JRE (" VERSION_STRING "), built on " HOTSPOT_BUILD_TIME \
" by " XSTR(HOTSPOT_BUILD_USER) " with " HOTSPOT_BUILD_COMPILER
return strcmp(DEBUG_LEVEL, "release" ) == 0
? VMNAME " (" INTERNAL_VERSION_SUFFIX
: VMNAME " (" DEBUG_LEVEL " " INTERNAL_VERSION_SUFFIX;
}
const char *Abstract_VM_Version::jdk_debug_level() {
return DEBUG_LEVEL;
}
const char *Abstract_VM_Version::printable_jdk_debug_level() {
// Debug level is not printed for "release" builds
return strcmp(DEBUG_LEVEL, "release" ) == 0 ? "" : DEBUG_LEVEL " " ;
}
unsigned int Abstract_VM_Version::jvm_version() {
return ((Abstract_VM_Version::vm_major_version() & 0 xFF) << 24 ) |
((Abstract_VM_Version::vm_minor_version() & 0 xFF) << 16 ) |
((Abstract_VM_Version::vm_security_version() & 0 xFF) << 8 ) |
(Abstract_VM_Version::vm_build_number() & 0 xFF);
}
void Abstract_VM_Version::insert_features_names(char * buf, size_t buflen, const char * features_names[]) {
uint64_t features = _features;
uint features_names_index = 0 ;
while (features != 0 ) {
if (features & 1 ) {
int res = jio_snprintf(buf, buflen, ", %s" , features_names[features_names_index]);
assert(res > 0 , "not enough temporary space allocated" );
buf += res;
buflen -= res;
}
features >>= 1 ;
++features_names_index;
}
}
bool Abstract_VM_Version::print_matching_lines_from_file(const char * filename, outputStream* st, const char * keywords_to_match[]) {
char line[500 ];
FILE* fp = os::fopen(filename, "r" );
if (fp == NULL) {
return false ;
}
st->print_cr("Virtualization information:" );
while (fgets(line, sizeof (line), fp) != NULL) {
int i = 0 ;
while (keywords_to_match[i] != NULL) {
if (strncmp(line, keywords_to_match[i], strlen(keywords_to_match[i])) == 0 ) {
st->print("%s" , line);
break ;
}
i++;
}
}
fclose(fp);
return true ;
}
// Abstract_VM_Version statics
int Abstract_VM_Version::_no_of_threads = 0 ;
int Abstract_VM_Version::_no_of_cores = 0 ;
int Abstract_VM_Version::_no_of_sockets = 0 ;
bool Abstract_VM_Version::_initialized = false ;
char Abstract_VM_Version::_cpu_name[CPU_TYPE_DESC_BUF_SIZE] = {0 };
char Abstract_VM_Version::_cpu_desc[CPU_DETAILED_DESC_BUF_SIZE] = {0 };
int Abstract_VM_Version::number_of_threads(void ) {
assert(_initialized, "should be initialized" );
return _no_of_threads;
}
int Abstract_VM_Version::number_of_cores(void ) {
assert(_initialized, "should be initialized" );
return _no_of_cores;
}
int Abstract_VM_Version::number_of_sockets(void ) {
assert(_initialized, "should be initialized" );
return _no_of_sockets;
}
const char * Abstract_VM_Version::cpu_name(void ) {
assert(_initialized, "should be initialized" );
char * tmp = NEW_C_HEAP_ARRAY_RETURN_NULL(char , CPU_TYPE_DESC_BUF_SIZE, mtTracing);
if (NULL == tmp) {
return NULL;
}
strncpy(tmp, _cpu_name, CPU_TYPE_DESC_BUF_SIZE);
return tmp;
}
const char * Abstract_VM_Version::cpu_description(void ) {
assert(_initialized, "should be initialized" );
char * tmp = NEW_C_HEAP_ARRAY_RETURN_NULL(char , CPU_DETAILED_DESC_BUF_SIZE, mtTracing);
if (NULL == tmp) {
return NULL;
}
strncpy(tmp, _cpu_desc, CPU_DETAILED_DESC_BUF_SIZE);
return tmp;
}
Messung V0.5 in Prozent C=92 H=96 G=93
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
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