3801   if (UseCompactObjectHeaders && FLAG_IS_CMDLINE(UseCompressedClassPointers) && !UseCompressedClassPointers) {
3802     warning("Compact object headers require compressed class pointers. Disabling compact object headers.");
3803     FLAG_SET_DEFAULT(UseCompactObjectHeaders, false);
3804   }
3805   if (UseCompactObjectHeaders && !UseObjectMonitorTable) {
3806     // If UseCompactObjectHeaders is on the command line, turn on UseObjectMonitorTable.
3807     if (FLAG_IS_CMDLINE(UseCompactObjectHeaders)) {
3808       FLAG_SET_DEFAULT(UseObjectMonitorTable, true);
3809 
3810       // If UseObjectMonitorTable is on the command line, turn off UseCompactObjectHeaders.
3811     } else if (FLAG_IS_CMDLINE(UseObjectMonitorTable)) {
3812       FLAG_SET_DEFAULT(UseCompactObjectHeaders, false);
3813       // If neither on the command line, the defaults are incompatible, but turn on UseObjectMonitorTable.
3814     } else {
3815       FLAG_SET_DEFAULT(UseObjectMonitorTable, true);
3816     }
3817   }
3818   if (UseCompactObjectHeaders && !UseCompressedClassPointers) {
3819     FLAG_SET_DEFAULT(UseCompressedClassPointers, true);
3820   }






3821 #endif
3822 }
3823 
3824 jint Arguments::apply_ergo() {
3825   // Set flags based on ergonomics.
3826   jint result = set_ergonomics_flags();
3827   if (result != JNI_OK) return result;
3828 
3829   // Set heap size based on available physical memory
3830   set_heap_size();
3831 
3832   GCConfig::arguments()->initialize();
3833 
3834   set_compact_headers_flags();
3835 
3836   if (UseCompressedClassPointers) {
3837     CompressedKlassPointers::pre_initialize();
3838   }
3839 
3840   CDSConfig::ergo_initialize();

3801   if (UseCompactObjectHeaders && FLAG_IS_CMDLINE(UseCompressedClassPointers) && !UseCompressedClassPointers) {
3802     warning("Compact object headers require compressed class pointers. Disabling compact object headers.");
3803     FLAG_SET_DEFAULT(UseCompactObjectHeaders, false);
3804   }
3805   if (UseCompactObjectHeaders && !UseObjectMonitorTable) {
3806     // If UseCompactObjectHeaders is on the command line, turn on UseObjectMonitorTable.
3807     if (FLAG_IS_CMDLINE(UseCompactObjectHeaders)) {
3808       FLAG_SET_DEFAULT(UseObjectMonitorTable, true);
3809 
3810       // If UseObjectMonitorTable is on the command line, turn off UseCompactObjectHeaders.
3811     } else if (FLAG_IS_CMDLINE(UseObjectMonitorTable)) {
3812       FLAG_SET_DEFAULT(UseCompactObjectHeaders, false);
3813       // If neither on the command line, the defaults are incompatible, but turn on UseObjectMonitorTable.
3814     } else {
3815       FLAG_SET_DEFAULT(UseObjectMonitorTable, true);
3816     }
3817   }
3818   if (UseCompactObjectHeaders && !UseCompressedClassPointers) {
3819     FLAG_SET_DEFAULT(UseCompressedClassPointers, true);
3820   }
3821   if (UseCompactObjectHeaders && FLAG_IS_DEFAULT(hashCode)) {
3822     hashCode = 6;
3823   }
3824   if (UseCompactObjectHeaders && FLAG_IS_DEFAULT(CompressedClassSpaceSize)) {
3825     FLAG_SET_DEFAULT(CompressedClassSpaceSize, CompressedKlassPointers::max_klass_range_size_coh);
3826   }
3827 #endif
3828 }
3829 
3830 jint Arguments::apply_ergo() {
3831   // Set flags based on ergonomics.
3832   jint result = set_ergonomics_flags();
3833   if (result != JNI_OK) return result;
3834 
3835   // Set heap size based on available physical memory
3836   set_heap_size();
3837 
3838   GCConfig::arguments()->initialize();
3839 
3840   set_compact_headers_flags();
3841 
3842   if (UseCompressedClassPointers) {
3843     CompressedKlassPointers::pre_initialize();
3844   }
3845 
3846   CDSConfig::ergo_initialize();