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6711316: Open source the Garbage-First garbage collector

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First mercurial integration of the code for the Garbage-First garbage collector.

Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
This commit is contained in:
Y. Srinivas Ramakrishna 2008-06-05 15:57:56 -07:00
parent 39463bb3fc
commit 18f3386a98
215 changed files with 36088 additions and 1249 deletions
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23
hotspot/src/share/vm/runtime/globals.hpp
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@ -1106,7 +1106,10 @@ class CommandLineFlags {
/* gc */ \
\
product(bool, UseSerialGC, false, \
"Tells whether the VM should use serial garbage collector") \
"Use the serial garbage collector") \
\
product(bool, UseG1GC, false, \
"Use the Garbage-First garbage collector") \
\
product(bool, UseParallelGC, false, \
"Use the Parallel Scavenge garbage collector") \
@ -1169,6 +1172,9 @@ class CommandLineFlags {
develop(bool, TraceChunkTasksQueuing, false, \
"Trace the queuing of the chunk tasks") \
\
product(uintx, ParallelMarkingThreads, 0, \
"Number of marking threads concurrent gc will use") \
\
product(uintx, YoungPLABSize, 4096, \
"Size of young gen promotion labs (in HeapWords)") \
\
@ -1265,6 +1271,12 @@ class CommandLineFlags {
"The amount of young gen chosen by default per GC worker " \
"thread available ") \
\
product(bool, GCOverheadReporting, false, \
"Enables the GC overhead reporting facility") \
\
product(intx, GCOverheadReportingPeriodMS, 100, \
"Reporting period for conc GC overhead reporting, in ms ") \
\
product(bool, CMSIncrementalMode, false, \
"Whether CMS GC should operate in \"incremental\" mode") \
\
@ -1593,6 +1605,9 @@ class CommandLineFlags {
product(bool, ZeroTLAB, false, \
"Zero out the newly created TLAB") \
\
product(bool, FastTLABRefill, true, \
"Use fast TLAB refill code") \
\
product(bool, PrintTLAB, false, \
"Print various TLAB related information") \
\
@ -2790,6 +2805,12 @@ class CommandLineFlags {
"how many entries we'll try to leave on the stack during " \
"parallel GC") \
\
product(intx, DCQBarrierQueueBufferSize, 256, \
"Number of elements in a dirty card queue buffer") \
\
product(intx, DCQBarrierProcessCompletedThreshold, 5, \
"Number of completed dirty card buffers to trigger processing.") \
\
/* stack parameters */ \
product_pd(intx, StackYellowPages, \
"Number of yellow zone (recoverable overflows) pages") \