RFR(XXL): 8079792: GC directory structure cleanup

[Per Liden]

Thanks for reviewing Bengt!

/Per

On 2015-05-12 15:13, Bengt Rutisson wrote:
>
> Hi Per,
>
> Thanks for doing this refactoring!
>
> Looks good!
>
> Bengt
>
> On 2015-05-12 12:16, Per Liden wrote:
>> Hi,
>>
>> As previously mentioned [1], the GC team is doing a cleanup of the
>> directory structure for the GC code. Here's the patch for that cleanup.
>>
>> First, a recap of the new directory structure:
>>
>> - A single "top-level" directory for GC code:
>>     src/share/vm/gc/
>>
>> - One sub-directory per GC:
>>     src/share/vm/gc/cms/
>>     src/share/vm/gc/g1/
>>     src/share/vm/gc/parallel/
>>     src/share/vm/gc/serial/
>>
>> - A single directory for common/shared GC code:
>>     src/share/gc/shared/
>>
>>
>> A number of GC files previously located in memory and utilities have
>> been moved in under the gc directory (mostly into gc/shared), these are:
>>
>>     memory/barrierSet.*
>>     memory/blockOffsetTable.*
>>     memory/cardGeneration.*
>>     memory/cardTableModRefBS.*
>>     memory/cardTableRS.*
>>     memory/collectorPolicy.*
>>     memory/gcLocker.*
>>     memory/genCollectedHeap.*
>>     memory/generation.*
>>     memory/generationSpec.*
>>     memory/genOopClosures.*
>>     memory/genMarkSweep.*
>>     memory/genRemSet.*
>>     memory/modRefBarrierSet.*
>>     memory/referencePolicy.*
>>     memory/referenceProcessor.*
>>     memory/referenceProcessorStats.*
>>     memory/space.*
>>     memory/specialized_oop_closures.*
>>     memory/strongRootsScope.*
>>     memory/tenuredGeneration.*
>>     memory/threadLocalAllocBuffer.*
>>     memory/watermark.*
>>     utilities/workgroup.*
>>     utilities/taskqueue.*
>>
>>
>> The patch is very large because it touches a lot of files, but the
>> individual changes are trivial. The main bulk of the changes consists
>> of adjustments to #includes "gc_implementation/... and #ifndef
>> SHARE_VM_GC_IMPL... The rest (minor part) of the patch include
>> adjustments to some makefiles, SA and jtreg tests.
>>
>>
>> Webrev: http://cr.openjdk.java.net/~pliden/8079792/webrev.0/
>>
>> Here's the same webrev split into the following pieces:
>>
>> - Change to cpp/hpp files
>> http://cr.openjdk.java.net/~pliden/8079792/webrev.0-hotspot/
>>
>> - Changes to makefiles
>> http://cr.openjdk.java.net/~pliden/8079792/webrev.0-make/
>>
>> - Changes to SA
>> http://cr.openjdk.java.net/~pliden/8079792/webrev.0-sa/
>>
>> - Changes to jtreg tests
>> http://cr.openjdk.java.net/~pliden/8079792/webrev.0-test/
>>
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8079792
>>
>> Testing: JPRT, Aurora adhoc GC nightly, bigapps
>>
>> cheers,
>> /Per
>>
>> [1]
>> http://mail.openjdk.java.net/pipermail/hotspot-dev/2015-May/018439.html
>