Anforderungen  |   Konzepte  |   Entwurf  |   Entwicklung  |   Qualitätssicherung  |   Lebenszyklus  |   Steuerung
 
 
 
 

products/sources/formale Sprachen/Java/Openjdk/src/hotspot/share/runtime/   (Sun/Oracle ©)  Datei vom 13.11.2022 mit Größe 11 kB image not shown  

Quelle  abstract_vm_version.cpp   Sprache: C

 
/*
 * 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 = 1U;
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() & 0xFF) << 24) |
         ((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) |
         ((Abstract_VM_Version::vm_security_version() & 0xFF) << 8) |
         (Abstract_VM_Version::vm_build_number() & 0xFF);
}

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;
}

93%


¤ Dauer der Verarbeitung: 0.9 Sekunden  ¤

*© Formatika GbR, Deutschland




Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.





                                                                                                                                                                                                                                                                                                                                                                                                     

Neuigkeiten

     Aktuelles
     Motto des Tages

Software

     Produkte
     Quellcodebibliothek

Aktivitäten

     Artikel über Sicherheit
     Anleitung zur Aktivierung von SSL

Muße

     Gedichte
     Musik
     Bilder
Jenseits des Üblichen ....

Besucherstatistik

Besucherstatistik

Monitoring

Montastic status badge