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comparison src/share/vm/runtime/arguments.cpp @ 932:82bd76d4d7f2

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6873800: enable compressed oops by default Summary: enable compressed oops by default Reviewed-by: never, ysr
author kvn
date Mon, 24 Aug 2009 11:13:46 -0700
parents 061cd4d965fc
children 68ef3fdcdb76 148e5441d916
comparison
equal deleted inserted replaced
931:72088be4b386 932:82bd76d4d7f2
1231 1231
1232 #ifdef _LP64 1232 #ifdef _LP64
1233 // Check that UseCompressedOops can be set with the max heap size allocated 1233 // Check that UseCompressedOops can be set with the max heap size allocated
1234 // by ergonomics. 1234 // by ergonomics.
1235 if (MaxHeapSize <= max_heap_for_compressed_oops()) { 1235 if (MaxHeapSize <= max_heap_for_compressed_oops()) {
1236 if (FLAG_IS_DEFAULT(UseCompressedOops)) { 1236 if (FLAG_IS_DEFAULT(UseCompressedOops) && !UseG1GC) {
1237 // Turn off until bug is fixed. 1237 FLAG_SET_ERGO(bool, UseCompressedOops, true);
1238 // the following line to return it to default status.
1239 // FLAG_SET_ERGO(bool, UseCompressedOops, true);
1240 } 1238 }
1241 #ifdef _WIN64 1239 #ifdef _WIN64
1242 if (UseLargePages && UseCompressedOops) { 1240 if (UseLargePages && UseCompressedOops) {
1243 // Cannot allocate guard pages for implicit checks in indexed addressing 1241 // Cannot allocate guard pages for implicit checks in indexed addressing
1244 // mode, when large pages are specified on windows. 1242 // mode, when large pages are specified on windows.