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comparison src/share/vm/runtime/globals.hpp @ 3464:be4ca325525a

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Merge.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 27 Jul 2011 17:32:44 -0700
parents 008adfd6d850 a9b8b43b115f
children 04b9a2566eec
comparison
equal deleted inserted replaced
3239:7c4b4daac19b 3464:be4ca325525a
618 "special version of Arrays.equals(char[],char[])") \ 618 "special version of Arrays.equals(char[],char[])") \
619 \ 619 \
620 product(bool, UseSSE42Intrinsics, false, \ 620 product(bool, UseSSE42Intrinsics, false, \
621 "SSE4.2 versions of intrinsics") \ 621 "SSE4.2 versions of intrinsics") \
622 \ 622 \
623 product(bool, UseCondCardMark, false, \
624 "Check for already marked card before updating card table") \
625 \
623 develop(bool, TraceCallFixup, false, \ 626 develop(bool, TraceCallFixup, false, \
624 "traces all call fixups") \ 627 "traces all call fixups") \
625 \ 628 \
626 develop(bool, DeoptimizeALot, false, \ 629 develop(bool, DeoptimizeALot, false, \
627 "deoptimize at every exit from the runtime system") \ 630 "deoptimize at every exit from the runtime system") \
1356 "Use the Parallel Scavenge garbage collector") \ 1359 "Use the Parallel Scavenge garbage collector") \
1357 \ 1360 \
1358 product(bool, UseParallelOldGC, false, \ 1361 product(bool, UseParallelOldGC, false, \
1359 "Use the Parallel Old garbage collector") \ 1362 "Use the Parallel Old garbage collector") \
1360 \ 1363 \
1361 product(bool, UseParallelOldGCCompacting, true, \
1362 "In the Parallel Old garbage collector use parallel compaction") \
1363 \
1364 product(bool, UseParallelDensePrefixUpdate, true, \
1365 "In the Parallel Old garbage collector use parallel dense" \
1366 " prefix update") \
1367 \
1368 product(uintx, HeapMaximumCompactionInterval, 20, \ 1364 product(uintx, HeapMaximumCompactionInterval, 20, \
1369 "How often should we maximally compact the heap (not allowing " \ 1365 "How often should we maximally compact the heap (not allowing " \
1370 "any dead space)") \ 1366 "any dead space)") \
1371 \ 1367 \
1372 product(uintx, HeapFirstMaximumCompactionCount, 3, \ 1368 product(uintx, HeapFirstMaximumCompactionCount, 3, \
1381 "limiter (a number between 0-100).") \ 1377 "limiter (a number between 0-100).") \
1382 \ 1378 \
1383 product(uintx, ParallelOldDeadWoodLimiterStdDev, 80, \ 1379 product(uintx, ParallelOldDeadWoodLimiterStdDev, 80, \
1384 "The standard deviation used by the par compact dead wood" \ 1380 "The standard deviation used by the par compact dead wood" \
1385 "limiter (a number between 0-100).") \ 1381 "limiter (a number between 0-100).") \
1386 \
1387 product(bool, UseParallelOldGCDensePrefix, true, \
1388 "Use a dense prefix with the Parallel Old garbage collector") \
1389 \ 1382 \
1390 product(uintx, ParallelGCThreads, 0, \ 1383 product(uintx, ParallelGCThreads, 0, \
1391 "Number of parallel threads parallel gc will use") \ 1384 "Number of parallel threads parallel gc will use") \
1392 \ 1385 \
1393 develop(bool, ParallelOldGCSplitALot, false, \ 1386 develop(bool, ParallelOldGCSplitALot, false, \
1468 "Verbose output for parallel GC.") \ 1461 "Verbose output for parallel GC.") \
1469 \ 1462 \
1470 product(intx, ParallelGCBufferWastePct, 10, \ 1463 product(intx, ParallelGCBufferWastePct, 10, \
1471 "wasted fraction of parallel allocation buffer.") \ 1464 "wasted fraction of parallel allocation buffer.") \
1472 \ 1465 \
1473 product(bool, ParallelGCRetainPLAB, true, \ 1466 diagnostic(bool, ParallelGCRetainPLAB, false, \
1474 "Retain parallel allocation buffers across scavenges.") \ 1467 "Retain parallel allocation buffers across scavenges; " \
1468 " -- disabled because this currently conflicts with " \
1469 " parallel card scanning under certain conditions ") \
1475 \ 1470 \
1476 product(intx, TargetPLABWastePct, 10, \ 1471 product(intx, TargetPLABWastePct, 10, \
1477 "target wasted space in last buffer as pct of overall allocation")\ 1472 "target wasted space in last buffer as pct of overall allocation")\
1478 \ 1473 \
1479 product(uintx, PLABWeight, 75, \ 1474 product(uintx, PLABWeight, 75, \
1503 "we simulate overflow; a smaller number increases frequency") \ 1498 "we simulate overflow; a smaller number increases frequency") \
1504 \ 1499 \
1505 product(uintx, ParGCDesiredObjsFromOverflowList, 20, \ 1500 product(uintx, ParGCDesiredObjsFromOverflowList, 20, \
1506 "The desired number of objects to claim from the overflow list") \ 1501 "The desired number of objects to claim from the overflow list") \
1507 \ 1502 \
1508 product(uintx, CMSParPromoteBlocksToClaim, 16, \ 1503 diagnostic(intx, ParGCStridesPerThread, 2, \
1504 "The number of strides per worker thread that we divide up the " \
1505 "card table scanning work into") \
1506 \
1507 diagnostic(intx, ParGCCardsPerStrideChunk, 256, \
1508 "The number of cards in each chunk of the parallel chunks used " \
1509 "during card table scanning") \
1510 \
1511 product(uintx, CMSParPromoteBlocksToClaim, 16, \
1509 "Number of blocks to attempt to claim when refilling CMS LAB for "\ 1512 "Number of blocks to attempt to claim when refilling CMS LAB for "\
1510 "parallel GC.") \ 1513 "parallel GC.") \
1511 \ 1514 \
1512 product(uintx, OldPLABWeight, 50, \ 1515 product(uintx, OldPLABWeight, 50, \
1513 "Percentage (0-100) used to weight the current sample when" \ 1516 "Percentage (0-100) used to weight the current sample when" \
1835 "Do lots of (expensive) FLS dictionary verification") \ 1838 "Do lots of (expensive) FLS dictionary verification") \
1836 \ 1839 \
1837 develop(bool, VerifyBlockOffsetArray, false, \ 1840 develop(bool, VerifyBlockOffsetArray, false, \
1838 "Do (expensive!) block offset array verification") \ 1841 "Do (expensive!) block offset array verification") \
1839 \ 1842 \
1840 product(bool, BlockOffsetArrayUseUnallocatedBlock, false, \ 1843 diagnostic(bool, BlockOffsetArrayUseUnallocatedBlock, false, \
1841 "Maintain _unallocated_block in BlockOffsetArray" \ 1844 "Maintain _unallocated_block in BlockOffsetArray" \
1842 " (currently applicable only to CMS collector)") \ 1845 " (currently applicable only to CMS collector)") \
1843 \ 1846 \
1844 develop(bool, TraceCMSState, false, \ 1847 develop(bool, TraceCMSState, false, \
1845 "Trace the state of the CMS collection") \ 1848 "Trace the state of the CMS collection") \
2890 \ 2893 \
2891 product(intx, MaxJavaStackTraceDepth, 1024, \ 2894 product(intx, MaxJavaStackTraceDepth, 1024, \
2892 "Max. no. of lines in the stack trace for Java exceptions " \ 2895 "Max. no. of lines in the stack trace for Java exceptions " \
2893 "(0 means all)") \ 2896 "(0 means all)") \
2894 \ 2897 \
2895 NOT_EMBEDDED(develop(intx, GuaranteedSafepointInterval, 1000, \ 2898 NOT_EMBEDDED(diagnostic(intx, GuaranteedSafepointInterval, 1000, \
2896 "Guarantee a safepoint (at least) every so many milliseconds " \ 2899 "Guarantee a safepoint (at least) every so many milliseconds " \
2897 "(0 means none)")) \ 2900 "(0 means none)")) \
2898 \ 2901 \
2899 EMBEDDED_ONLY(product(intx, GuaranteedSafepointInterval, 0, \ 2902 EMBEDDED_ONLY(product(intx, GuaranteedSafepointInterval, 0, \
2900 "Guarantee a safepoint (at least) every so many milliseconds " \ 2903 "Guarantee a safepoint (at least) every so many milliseconds " \
2906 product(intx, NmethodSweepFraction, 4, \ 2909 product(intx, NmethodSweepFraction, 4, \
2907 "Number of invocations of sweeper to cover all nmethods") \ 2910 "Number of invocations of sweeper to cover all nmethods") \
2908 \ 2911 \
2909 product(intx, NmethodSweepCheckInterval, 5, \ 2912 product(intx, NmethodSweepCheckInterval, 5, \
2910 "Compilers wake up every n seconds to possibly sweep nmethods") \ 2913 "Compilers wake up every n seconds to possibly sweep nmethods") \
2914 \
2915 notproduct(bool, LogSweeper, false, \
2916 "Keep a ring buffer of sweeper activity") \
2917 \
2918 notproduct(intx, SweeperLogEntries, 1024, \
2919 "Number of records in the ring buffer of sweeper activity") \
2911 \ 2920 \
2912 notproduct(intx, MemProfilingInterval, 500, \ 2921 notproduct(intx, MemProfilingInterval, 500, \
2913 "Time between each invocation of the MemProfiler") \ 2922 "Time between each invocation of the MemProfiler") \
2914 \ 2923 \
2915 develop(intx, MallocCatchPtr, -1, \ 2924 develop(intx, MallocCatchPtr, -1, \
3707 "support method handles (deprecated)") \ 3716 "support method handles (deprecated)") \
3708 \ 3717 \
3709 diagnostic(intx, MethodHandlePushLimit, 3, \ 3718 diagnostic(intx, MethodHandlePushLimit, 3, \
3710 "number of additional stack slots a method handle may push") \ 3719 "number of additional stack slots a method handle may push") \
3711 \ 3720 \
3721 diagnostic(bool, PrintMethodHandleStubs, false, \
3722 "Print generated stub code for method handles") \
3723 \
3712 develop(bool, TraceMethodHandles, false, \ 3724 develop(bool, TraceMethodHandles, false, \
3713 "trace internal method handle operations") \ 3725 "trace internal method handle operations") \
3714 \ 3726 \
3715 diagnostic(bool, VerifyMethodHandles, trueInDebug, \ 3727 diagnostic(bool, VerifyMethodHandles, trueInDebug, \
3716 "perform extra checks when constructing method handles") \ 3728 "perform extra checks when constructing method handles") \
3717 \ 3729 \
3718 diagnostic(bool, OptimizeMethodHandles, true, \ 3730 diagnostic(bool, OptimizeMethodHandles, true, \
3719 "when constructing method handles, try to improve them") \ 3731 "when constructing method handles, try to improve them") \
3720 \ 3732 \
3733 develop(bool, StressMethodHandleWalk, false, \
3734 "Process all method handles with MethodHandleWalk") \
3735 \
3736 diagnostic(bool, UseRicochetFrames, true, \
3737 "use ricochet stack frames for method handle combination, " \
3738 "if the platform supports them") \
3739 \
3721 experimental(bool, TrustFinalNonStaticFields, false, \ 3740 experimental(bool, TrustFinalNonStaticFields, false, \
3722 "trust final non-static declarations for constant folding") \ 3741 "trust final non-static declarations for constant folding") \
3723 \ 3742 \
3724 experimental(bool, AllowInvokeGeneric, true, \ 3743 experimental(bool, AllowInvokeGeneric, false, \
3725 "accept MethodHandle.invoke and MethodHandle.invokeGeneric " \ 3744 "accept MethodHandle.invoke and MethodHandle.invokeGeneric " \
3726 "as equivalent methods") \ 3745 "as equivalent methods") \
3727 \ 3746 \
3728 develop(bool, TraceInvokeDynamic, false, \ 3747 develop(bool, TraceInvokeDynamic, false, \
3729 "trace internal invoke dynamic operations") \ 3748 "trace internal invoke dynamic operations") \