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1384 commits

Author SHA1 Message Date
Richard Brooksby
b2d35664df Apss test relies on non-zoned client arena to test tight memory condition, but client arena is zoned by default now. fixed the test to set up a non-zoned client arena.
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 Change: 184779
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2014-03-13 15:00:37 +00:00
Richard Brooksby
aa7c900988 Return the correct reason that arena extension failed.
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 Change: 184777
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2014-03-13 13:48:43 +00:00
Richard Brooksby
687c50b762 Implementing top-down (last fit) allocation in zones.
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 Change: 184771
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2014-03-13 12:06:28 +00:00
Richard Brooksby
c77f1f931f Responding to code review <https://info.ravenbrook.com/mail/2014/03/12/15-42-41/0/>.
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 Change: 184754
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2014-03-12 15:45:50 +00:00
Richard Brooksby
da27b88605 Improving rangecopy based on code review suggestion <https://info.ravenbrook.com/mail/2014/03/10/17-01-58/0/>.
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 Change: 184743
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2014-03-12 11:30:05 +00:00
Richard Brooksby
158f94d510 Arenacv is not designed to work on a zoned client arena, even though this has become a possible combination. removed that case.
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 Change: 184742
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2014-03-12 10:46:44 +00:00
Richard Brooksby
061eba523c Reponding to code review <https://info.ravenbrook.com/mail/2014/03/10/17-01-58/0/>.
Renaming the arena’s “zoned CBS” back to earlier “free CBS”, especially since it might not be zoned.

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 Change: 184738
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2014-03-11 17:27:57 +00:00
Richard Brooksby
2ce13f82dc Incomplete response to code review. see <https://info.ravenbrook.com/mail/2014/03/07/11-21-03/0/>.
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 Change: 184735
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2014-03-11 16:39:11 +00:00
Richard Brooksby
2b9719e4bd Catch-up merge from master.
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 Change: 184732
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2014-03-11 16:30:47 +00:00
Richard Brooksby
1e8eec530b Catch-up merge from branch/2014-02-22/splay-tune to pick up code review changes.
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 Change: 184727
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2014-03-11 16:07:19 +00:00
Richard Brooksby
1f2cf6aa56 Responding to code review <https://info.ravenbrook.com/mail/2014/03/07/18-03-14/0/>.
Updating Splay Tree design document to be reasonably consistent with the current code.
Disabling tree functions not currently in use.

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 Change: 184723
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2014-03-11 15:46:51 +00:00
Richard Brooksby
9d7b1ff29e Improving comments in response to code review suggestions <https://info.ravenbrook.com/mail/2014/03/11/14-47-33/0/>.
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 Change: 184725
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2014-03-11 15:46:51 +00:00
Richard Brooksby
16e0798806 Responding to code review <https://info.ravenbrook.com/mail/2014/03/07/22-40-36/0/>.
Using TREE_ELT where appropriate.
Using AVERT consistently on Tree, but see job003691.

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 Change: 184724
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2014-03-11 15:46:51 +00:00
Richard Brooksby
1a37468bca Fixing windows build.
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 Change: 184721
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2014-03-11 15:22:21 +00:00
Richard Brooksby
00420bfce5 Fixing freebsd build.
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 Change: 184719
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2014-03-11 14:46:47 +00:00
Gareth Rees
784bc484ca Poolfix is on the critical path, so use aver_critical rather than aver.
Copied from Perforce
 Change: 184693
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2014-03-08 10:23:09 +00:00
Gareth Rees
cf4d9b0596 Ensure that djbench and gcbench compile on freebsd:
Link fmtdy with gcbench.
RESERVE_ALLOC in djbench ignores the return values from mps_reserve and mps_commit.
Don't include alloca.h -- alloca is in stdlib.h.
Rename start, finish to begin, end to avoid "local variable shadows global" error from gcc.

Copied from Perforce
 Change: 184691
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2014-03-08 00:36:32 +00:00
Gareth Rees
d2b6956f6a Add locbwcss and locusss to the test suite on os x, freebsd and linux.
Add const qualifier so that locbwcss and locusss compile without warnings.
Build djbench and gcbench on FreeBSD and Linux.
Don't include <alloca.h> -- alloca is in stdlib.h.

Copied from Perforce
 Change: 184689
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2014-03-08 00:24:04 +00:00
Gareth Rees
690ddfdde4 Delete .gdbinit: it hasn't been necessary to "handle sigbus nostop" on os x since the we started using mach exceptions (change 183002).
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 Change: 184678
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2014-03-07 19:02:05 +00:00
Gareth Rees
f40425bef2 Ensure that the mps builds on windows by adding <sa> to mpmcommon.
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 Change: 184675
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2014-03-07 17:24:46 +00:00
Richard Brooksby
4e28809e4a Responding to code review. see <https://info.ravenbrook.com/mail/2014/03/04/12-02-27/0/>.
Copied from Perforce
 Change: 184669
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2014-03-07 15:00:54 +00:00
Richard Brooksby
d1473656ee Resolving questions left behind in fixmes.
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 Change: 184609
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2014-02-28 14:42:44 +00:00
Richard Brooksby
a989f15b7f Adding more unzoned arena test cases back, now that there’s a keyword to the arena.
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 Change: 184608
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2014-02-28 14:42:18 +00:00
Richard Brooksby
d8362f2cad Merging branch/2014-02-22/splay-tune to pick up splay tree improvements.
Copied from Perforce
 Change: 184606
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2014-02-28 14:27:40 +00:00
Richard Brooksby
1956b0cee1 Restoring error path for arenaalloc.
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 Change: 184604
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2014-02-28 13:48:56 +00:00
Richard Brooksby
b15751c829 Removing redundant blacklisting event.
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 Change: 184603
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2014-02-28 13:46:51 +00:00
Richard Brooksby
fcd691aaa3 Adding unzoned arena tests back, now that there is a method of asking for them.
Copied from Perforce
 Change: 184602
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2014-02-28 13:46:36 +00:00
Richard Brooksby
53bdfaab23 More closely duplicating the allocation policy from the old vmarena, and documenting why.
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 Change: 184601
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2014-02-28 13:35:51 +00:00
Richard Brooksby
4eec2493b7 Adding a keyword to the arena to disable zoned allocation.
Copied from Perforce
 Change: 184599
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2014-02-28 13:20:06 +00:00
Richard Brooksby
a1a14a1683 Implementing allocation in the client arena class.
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 Change: 184596
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2014-02-28 11:23:59 +00:00
Richard Brooksby
0673536606 Fixing res/bool confusion found by “xc/debug/fbmtest 244032167”
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 Change: 184595
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2014-02-28 10:53:07 +00:00
Richard Brooksby
31b493236c Reinstating exhaustive splay tree search, since a tree or node may intersect a requested zone set, and be larger than a requested size, but still not satisfy a request.
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 Change: 184594
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2014-02-28 10:52:45 +00:00
Richard Brooksby
887c6e3845 Tidying up interfaces to cbsinit and cbsfindinzones.
Documenting assumptions about CBS block allocation used by the arena.

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 Change: 184593
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2014-02-28 10:30:32 +00:00
Richard Brooksby
14620f8c24 Simplifying the interface to cbsfindinzones.
Speeding up CBSFindInZones a bit.

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 Change: 184589
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2014-02-28 01:25:18 +00:00
Richard Brooksby
1ef160e7b1 Reverting exhaustive search in splayfindfirst and splayfindlast since zoned cbs will use an accurate test on the cbs block zones property, and this code will never be exercised.
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 Change: 184588
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2014-02-28 00:47:42 +00:00
Richard Brooksby
ddfec2c708 Eliminating complex zonedcbs adt and reintroducing a cbs with zone summaries. removing the default “high” segment preference, that caused the cbs trees to unbalance, and isn’t required outside of ep. considerable reduction in code and speed up, now at parity with master on test xc/release/gcbench -x 1234 amc
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 Change: 184587
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2014-02-28 00:35:05 +00:00
Richard Brooksby
7a33207595 Adding some missing headers revealed by separate compilation.
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 Change: 184584
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2014-02-27 18:01:05 +00:00
Richard Brooksby
2d685bee13 Adding check for unexpected case of zone barging.
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 Change: 184583
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2014-02-27 17:50:44 +00:00
Richard Brooksby
dee2b3438b Inserting small ranges into the zone cbss so that they can be reallocated quickly.
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 Change: 184579
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2014-02-27 17:01:29 +00:00
Richard Brooksby
6b17c88c69 Implementing splayfindlast to match splayfindfirst. oops.
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 Change: 184578
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2014-02-27 16:03:55 +00:00
Richard Brooksby
e6d1db24b6 Simplifying interface to high and low allocation in the zoned cbs.
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 Change: 184576
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2014-02-27 12:01:42 +00:00
Richard Brooksby
b160cf778a Separating arena cbs allocator into abstract zonedcbs adt. the number of chunks seems to blow up.
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 Change: 184575
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2014-02-27 04:50:52 +00:00
Richard Brooksby
3b3e01b10f Searching the freecbs now respects the “high” preference, though not yet within blocks.
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 Change: 184574
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2014-02-26 19:29:05 +00:00
Richard Brooksby
6b16beb0c6 Implemented “high” preference allocation for zone stripes.
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 Change: 184573
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2014-02-26 18:18:20 +00:00
Richard Brooksby
dc83b10c0d Fixing cbsfindfirstinzones to return a res, because it can fail when it can’t allocate a cbs block, unlike cbsfindfirst.
Fixing related corner case in arenaAllocFindInFreeCBS when it thought it couldn’t find a block when it was in fact running out of nodes.  This was revealed by “gcbench --npass 1 --arena-size 1M --seed 945632066 --niter 1 amc”.
Fixing draft ArenaFreeCBSDelete after exercising it.

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 Change: 184568
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2014-02-26 17:40:39 +00:00
Richard Brooksby
c76ae6e629 Removing unused fields from vmarenastruct.
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 Change: 184567
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2014-02-26 17:37:16 +00:00
Richard Brooksby
4a1eb8bae3 Adding clarifying bracket.
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 Change: 184566
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2014-02-26 17:36:27 +00:00
Richard Brooksby
f215460eb1 Adding checking of the freecbs and zonecbss to arenacheck.
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 Change: 184563
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2014-02-26 14:25:01 +00:00
Richard Brooksby
4fdddc36e0 Backing out zone set summary in the cbs. this isn't needed for speed now that there's a cbs per zone in the arena, and it will slow down all other cbss.
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 Change: 184561
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2014-02-26 14:24:34 +00:00
Richard Brooksby
65a00f5945 Minor documentation improvements to binary trees.
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 Change: 184552
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2014-02-26 13:23:31 +00:00