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comparison src/share/vm/runtime/arguments.cpp @ 647:bd441136a5ce

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Merge
author kvn
date Thu, 19 Mar 2009 09:13:24 -0700
parents 0fbdb4381b99 660978a2a31a
children fbde8ec322d0 956304450e80 becb17ad5e51
comparison
equal deleted inserted replaced
640:ba50942c8138 647:bd441136a5ce
1209 } 1209 }
1210 #ifdef _WIN64 1210 #ifdef _WIN64
1211 if (UseLargePages && UseCompressedOops) { 1211 if (UseLargePages && UseCompressedOops) {
1212 // Cannot allocate guard pages for implicit checks in indexed addressing 1212 // Cannot allocate guard pages for implicit checks in indexed addressing
1213 // mode, when large pages are specified on windows. 1213 // mode, when large pages are specified on windows.
1214 FLAG_SET_DEFAULT(UseImplicitNullCheckForNarrowOop, false); 1214 // This flag could be switched ON if narrow oop base address is set to 0,
1215 // see code in Universe::initialize_heap().
1216 Universe::set_narrow_oop_use_implicit_null_checks(false);
1215 } 1217 }
1216 #endif // _WIN64 1218 #endif // _WIN64
1217 } else { 1219 } else {
1218 if (UseCompressedOops && !FLAG_IS_DEFAULT(UseCompressedOops)) { 1220 if (UseCompressedOops && !FLAG_IS_DEFAULT(UseCompressedOops)) {
1219 warning("Max heap size too large for Compressed Oops"); 1221 warning("Max heap size too large for Compressed Oops");