3578 if (FLAG_IS_DEFAULT(InitialTenuringThreshold) && (InitialTenuringThreshold > MaxTenuringThreshold)) {
3579 FLAG_SET_ERGO(uintx, InitialTenuringThreshold, MaxTenuringThreshold);
3580 }
3581
3582 #if !defined(COMPILER2) && !INCLUDE_JVMCI
3583 // Don't degrade server performance for footprint
3584 if (FLAG_IS_DEFAULT(UseLargePages) &&
3585 MaxHeapSize < LargePageHeapSizeThreshold) {
3586 // No need for large granularity pages w/small heaps.
3587 // Note that large pages are enabled/disabled for both the
3588 // Java heap and the code cache.
3589 FLAG_SET_DEFAULT(UseLargePages, false);
3590 }
3591
3592 #elif defined(COMPILER2)
3593 if (!FLAG_IS_DEFAULT(OptoLoopAlignment) && FLAG_IS_DEFAULT(MaxLoopPad)) {
3594 FLAG_SET_DEFAULT(MaxLoopPad, OptoLoopAlignment-1);
3595 }
3596 #endif
3597
3598 #ifndef TIERED
3599 // Tiered compilation is undefined.
3600 UNSUPPORTED_OPTION(TieredCompilation, "TieredCompilation");
3601 #endif
3602
3603 // If we are running in a headless jre, force java.awt.headless property
3604 // to be true unless the property has already been set.
3605 // Also allow the OS environment variable JAVA_AWT_HEADLESS to set headless state.
3606 if (os::is_headless_jre()) {
3607 const char* headless = Arguments::get_property("java.awt.headless");
3608 if (headless == NULL) {
3609 const char *headless_env = ::getenv("JAVA_AWT_HEADLESS");
3610 if (headless_env == NULL) {
3611 if (!add_property("java.awt.headless=true")) {
3612 return JNI_ENOMEM;
3613 }
3614 } else {
3615 char buffer[256];
3616 jio_snprintf(buffer, sizeof(buffer), "java.awt.headless=%s", headless_env);
3617 if (!add_property(buffer)) {
|
3578 if (FLAG_IS_DEFAULT(InitialTenuringThreshold) && (InitialTenuringThreshold > MaxTenuringThreshold)) {
3579 FLAG_SET_ERGO(uintx, InitialTenuringThreshold, MaxTenuringThreshold);
3580 }
3581
3582 #if !defined(COMPILER2) && !INCLUDE_JVMCI
3583 // Don't degrade server performance for footprint
3584 if (FLAG_IS_DEFAULT(UseLargePages) &&
3585 MaxHeapSize < LargePageHeapSizeThreshold) {
3586 // No need for large granularity pages w/small heaps.
3587 // Note that large pages are enabled/disabled for both the
3588 // Java heap and the code cache.
3589 FLAG_SET_DEFAULT(UseLargePages, false);
3590 }
3591
3592 #elif defined(COMPILER2)
3593 if (!FLAG_IS_DEFAULT(OptoLoopAlignment) && FLAG_IS_DEFAULT(MaxLoopPad)) {
3594 FLAG_SET_DEFAULT(MaxLoopPad, OptoLoopAlignment-1);
3595 }
3596 #endif
3597
3598 #if !defined(COMPILER2) && !INCLUDE_JVMCI
3599 UNSUPPORTED_OPTION(ProfileInterpreter, "ProfileInterpreter");
3600 NOT_PRODUCT(UNSUPPORTED_OPTION(TraceProfileInterpreter, "TraceProfileInterpreter"));
3601 #endif
3602
3603 #ifndef TIERED
3604 // Tiered compilation is undefined.
3605 UNSUPPORTED_OPTION(TieredCompilation, "TieredCompilation");
3606 #endif
3607
3608 // If we are running in a headless jre, force java.awt.headless property
3609 // to be true unless the property has already been set.
3610 // Also allow the OS environment variable JAVA_AWT_HEADLESS to set headless state.
3611 if (os::is_headless_jre()) {
3612 const char* headless = Arguments::get_property("java.awt.headless");
3613 if (headless == NULL) {
3614 const char *headless_env = ::getenv("JAVA_AWT_HEADLESS");
3615 if (headless_env == NULL) {
3616 if (!add_property("java.awt.headless=true")) {
3617 return JNI_ENOMEM;
3618 }
3619 } else {
3620 char buffer[256];
3621 jio_snprintf(buffer, sizeof(buffer), "java.awt.headless=%s", headless_env);
3622 if (!add_property(buffer)) {
|