< prev index next >

src/hotspot/share/runtime/arguments.cpp

Print this page

1773   return strcmp(DEFAULT_JAVA_LAUNCHER, _sun_java_launcher) != 0;
1774 }
1775 
1776 bool Arguments::executing_unit_tests() {
1777   return _executing_unit_tests;
1778 }
1779 
1780 //===========================================================================================================
1781 // Parsing of main arguments
1782 
1783 static unsigned int addreads_count = 0;
1784 static unsigned int addexports_count = 0;
1785 static unsigned int addopens_count = 0;
1786 static unsigned int patch_mod_count = 0;
1787 static unsigned int enable_native_access_count = 0;
1788 static bool patch_mod_javabase = false;
1789 
1790 // Check the consistency of vm_init_args
1791 bool Arguments::check_vm_args_consistency() {
1792   // This may modify compiler flags. Must be called before CompilerConfig::check_args_consistency()
1793   if (!CDSConfig::check_vm_args_consistency(patch_mod_javabase, mode_flag_cmd_line)) {
1794     return false;
1795   }
1796 
1797   // Method for adding checks for flag consistency.
1798   // The intent is to warn the user of all possible conflicts,
1799   // before returning an error.
1800   // Note: Needs platform-dependent factoring.
1801   bool status = true;
1802 
1803   if (TLABRefillWasteFraction == 0) {
1804     jio_fprintf(defaultStream::error_stream(),
1805                 "TLABRefillWasteFraction should be a denominator, "
1806                 "not %zu\n",
1807                 TLABRefillWasteFraction);
1808     status = false;
1809   }
1810 
1811   status = CompilerConfig::check_args_consistency(status);
1812 #if INCLUDE_JVMCI
1813   if (status && EnableJVMCI) {

3869     FLAG_SET_DEFAULT(EnableVectorReboxing, false);
3870 
3871     if (!FLAG_IS_DEFAULT(EnableVectorAggressiveReboxing) && EnableVectorAggressiveReboxing) {
3872       if (!EnableVectorReboxing) {
3873         warning("Disabling EnableVectorAggressiveReboxing since EnableVectorReboxing is turned off.");
3874       } else {
3875         warning("Disabling EnableVectorAggressiveReboxing since EnableVectorSupport is turned off.");
3876       }
3877     }
3878     FLAG_SET_DEFAULT(EnableVectorAggressiveReboxing, false);
3879   }
3880 #endif // COMPILER2_OR_JVMCI
3881 
3882 #ifdef COMPILER2
3883   if (!FLAG_IS_DEFAULT(UseLoopPredicate) && !UseLoopPredicate && UseProfiledLoopPredicate) {
3884     warning("Disabling UseProfiledLoopPredicate since UseLoopPredicate is turned off.");
3885     FLAG_SET_ERGO(UseProfiledLoopPredicate, false);
3886   }
3887 #endif // COMPILER2
3888 
3889   if (log_is_enabled(Info, perf, class, link)) {
3890     if (!UsePerfData) {
3891       warning("Disabling -Xlog:perf+class+link since UsePerfData is turned off.");





















3892       LogConfiguration::disable_tags(false, LOG_TAGS(perf, class, link));
3893       assert(!log_is_enabled(Info, perf, class, link), "sanity");
3894     }
3895   }





3896 
3897   if (FLAG_IS_CMDLINE(DiagnoseSyncOnValueBasedClasses)) {
3898     if (DiagnoseSyncOnValueBasedClasses == ObjectSynchronizer::LOG_WARNING && !log_is_enabled(Info, valuebasedclasses)) {
3899       LogConfiguration::configure_stdout(LogLevel::Info, true, LOG_TAGS(valuebasedclasses));
3900     }
3901   }
3902   return JNI_OK;
3903 }
3904 
3905 jint Arguments::adjust_after_os() {
3906   if (UseNUMA) {
3907     if (UseParallelGC) {
3908       if (FLAG_IS_DEFAULT(MinHeapDeltaBytes)) {
3909          FLAG_SET_DEFAULT(MinHeapDeltaBytes, 64*M);
3910       }
3911     }
3912   }
3913   return JNI_OK;
3914 }
3915 

1773   return strcmp(DEFAULT_JAVA_LAUNCHER, _sun_java_launcher) != 0;
1774 }
1775 
1776 bool Arguments::executing_unit_tests() {
1777   return _executing_unit_tests;
1778 }
1779 
1780 //===========================================================================================================
1781 // Parsing of main arguments
1782 
1783 static unsigned int addreads_count = 0;
1784 static unsigned int addexports_count = 0;
1785 static unsigned int addopens_count = 0;
1786 static unsigned int patch_mod_count = 0;
1787 static unsigned int enable_native_access_count = 0;
1788 static bool patch_mod_javabase = false;
1789 
1790 // Check the consistency of vm_init_args
1791 bool Arguments::check_vm_args_consistency() {
1792   // This may modify compiler flags. Must be called before CompilerConfig::check_args_consistency()
1793   if (!CDSConfig::check_vm_args_consistency(patch_mod_javabase, mode_flag_cmd_line, xshare_auto_cmd_line)) {
1794     return false;
1795   }
1796 
1797   // Method for adding checks for flag consistency.
1798   // The intent is to warn the user of all possible conflicts,
1799   // before returning an error.
1800   // Note: Needs platform-dependent factoring.
1801   bool status = true;
1802 
1803   if (TLABRefillWasteFraction == 0) {
1804     jio_fprintf(defaultStream::error_stream(),
1805                 "TLABRefillWasteFraction should be a denominator, "
1806                 "not %zu\n",
1807                 TLABRefillWasteFraction);
1808     status = false;
1809   }
1810 
1811   status = CompilerConfig::check_args_consistency(status);
1812 #if INCLUDE_JVMCI
1813   if (status && EnableJVMCI) {

3869     FLAG_SET_DEFAULT(EnableVectorReboxing, false);
3870 
3871     if (!FLAG_IS_DEFAULT(EnableVectorAggressiveReboxing) && EnableVectorAggressiveReboxing) {
3872       if (!EnableVectorReboxing) {
3873         warning("Disabling EnableVectorAggressiveReboxing since EnableVectorReboxing is turned off.");
3874       } else {
3875         warning("Disabling EnableVectorAggressiveReboxing since EnableVectorSupport is turned off.");
3876       }
3877     }
3878     FLAG_SET_DEFAULT(EnableVectorAggressiveReboxing, false);
3879   }
3880 #endif // COMPILER2_OR_JVMCI
3881 
3882 #ifdef COMPILER2
3883   if (!FLAG_IS_DEFAULT(UseLoopPredicate) && !UseLoopPredicate && UseProfiledLoopPredicate) {
3884     warning("Disabling UseProfiledLoopPredicate since UseLoopPredicate is turned off.");
3885     FLAG_SET_ERGO(UseProfiledLoopPredicate, false);
3886   }
3887 #endif // COMPILER2
3888 
3889   if (log_is_enabled(Info, init)) {
3890     if (FLAG_IS_DEFAULT(ProfileVMLocks)) {
3891       FLAG_SET_DEFAULT(ProfileVMLocks, true);
3892     }
3893     if (UsePerfData && !log_is_enabled(Info, perf, class, link)) {
3894       // automatically enable -Xlog:perf+class+link
3895       LogConfiguration::configure_stdout(LogLevel::Info, true, LOG_TAGS(perf, class, link));
3896     }
3897     // Don't turn on ProfileVMCalls and ProfileRuntimeCalls by default.
3898   } else {
3899     if (!FLAG_IS_DEFAULT(ProfileVMLocks) && ProfileVMLocks) {
3900       warning("Disabling ProfileVMLocks since logging is turned off.");
3901       FLAG_SET_DEFAULT(ProfileVMLocks, false);
3902     }
3903     if (!FLAG_IS_DEFAULT(ProfileVMCalls) && ProfileVMCalls) {
3904       warning("Disabling ProfileVMCalls since logging is turned off.");
3905       FLAG_SET_DEFAULT(ProfileVMCalls, false);
3906     }
3907     if (!FLAG_IS_DEFAULT(ProfileRuntimeCalls) && ProfileRuntimeCalls) {
3908       warning("Disabling ProfileRuntimeCalls since logging is turned off.");
3909       FLAG_SET_DEFAULT(ProfileRuntimeCalls, false);
3910     }
3911     if (log_is_enabled(Info, perf, class, link)) {
3912       warning("Disabling -Xlog:perf+class+link since logging is turned off.");
3913       LogConfiguration::disable_tags(false, LOG_TAGS(perf, class, link));
3914       assert(!log_is_enabled(Info, perf, class, link), "sanity");
3915     }
3916   }
3917   if (FLAG_IS_DEFAULT(PerfDataMemorySize)) {
3918     if (ProfileVMLocks || ProfileVMCalls || ProfileRuntimeCalls) {
3919       FLAG_SET_DEFAULT(PerfDataMemorySize, 128*K); // reserve more space for extra perf counters
3920     }
3921   }
3922 
3923   if (FLAG_IS_CMDLINE(DiagnoseSyncOnValueBasedClasses)) {
3924     if (DiagnoseSyncOnValueBasedClasses == ObjectSynchronizer::LOG_WARNING && !log_is_enabled(Info, valuebasedclasses)) {
3925       LogConfiguration::configure_stdout(LogLevel::Info, true, LOG_TAGS(valuebasedclasses));
3926     }
3927   }
3928   return JNI_OK;
3929 }
3930 
3931 jint Arguments::adjust_after_os() {
3932   if (UseNUMA) {
3933     if (UseParallelGC) {
3934       if (FLAG_IS_DEFAULT(MinHeapDeltaBytes)) {
3935          FLAG_SET_DEFAULT(MinHeapDeltaBytes, 64*M);
3936       }
3937     }
3938   }
3939   return JNI_OK;
3940 }
3941 
< prev index next >