Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/runtime/arguments.cpp
src/share/vm/runtime/arguments.cpp
- changeset 760
- 93befa083681
- parent 711
- aa8f54688692
- child 798
- 032ddb9432ad
equal
deleted
inserted
replaced
| 759:23c6240101a0 | 760:93befa083681 |
|---|---|
| 1202 if (MaxHeapSize <= max_heap_for_compressed_oops()) { | 1202 if (MaxHeapSize <= max_heap_for_compressed_oops()) { |
| 1203 if (FLAG_IS_DEFAULT(UseCompressedOops)) { | 1203 if (FLAG_IS_DEFAULT(UseCompressedOops)) { |
| 1204 // Turn off until bug is fixed. | 1204 // Turn off until bug is fixed. |
| 1205 // FLAG_SET_ERGO(bool, UseCompressedOops, true); | 1205 // FLAG_SET_ERGO(bool, UseCompressedOops, true); |
| 1206 } | 1206 } |
| 1207 #ifdef _WIN64 | |
| 1208 if (UseLargePages && UseCompressedOops) { | |
| 1209 // Cannot allocate guard pages for implicit checks in indexed addressing | |
| 1210 // mode, when large pages are specified on windows. | |
| 1211 FLAG_SET_DEFAULT(UseImplicitNullCheckForNarrowOop, false); | |
| 1212 } | |
| 1213 #endif // _WIN64 | |
| 1207 } else { | 1214 } else { |
| 1208 if (UseCompressedOops && !FLAG_IS_DEFAULT(UseCompressedOops)) { | 1215 if (UseCompressedOops && !FLAG_IS_DEFAULT(UseCompressedOops)) { |
| 1209 // If specified, give a warning | 1216 // If specified, give a warning |
| 1210 if (UseConcMarkSweepGC){ | 1217 warning( "Max heap size too large for Compressed Oops"); |
| 1211 warning("Compressed Oops does not work with CMS"); | |
| 1212 } else { | |
| 1213 warning( | |
| 1214 "Max heap size too large for Compressed Oops"); | |
| 1215 } | |
| 1216 FLAG_SET_DEFAULT(UseCompressedOops, false); | 1218 FLAG_SET_DEFAULT(UseCompressedOops, false); |
| 1217 } | 1219 } |
| 1218 } | 1220 } |
| 1219 // Also checks that certain machines are slower with compressed oops | 1221 // Also checks that certain machines are slower with compressed oops |
| 1220 // in vm_version initialization code. | 1222 // in vm_version initialization code. |
