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2218 commits

Author SHA1 Message Date
Richard Brooksby
27e38efbda Don't allow pools to whiten segments without condemning objects, so that a condemned size of zero implies no white segments, allowing quick trace destruction. 
Copied from Perforce
 Change: 190607
 ServerID: perforce.ravenbrook.com
 2016-03-31 23:41:46 +01:00
Richard Brooksby
b9f6d7d1c7 Cherry-picking low-risk fix for job003880. see <https://info.ravenbrook.com/mail/2016/03/29/20-23-20/0/>. 
Copied from Perforce
 Change: 190579
 ServerID: perforce.ravenbrook.com
 2016-03-31 12:30:00 +01:00
Richard Brooksby
956f09bc2d Reducing over-ambitious random alignment increases in apss test. 
Copied from Perforce
 Change: 190575
 ServerID: perforce.ravenbrook.com
 2016-03-31 09:28:41 +01:00
Richard Brooksby
e67a9934f1 Cross-referencing comment about non-working debugging aps to job003995. 
Copied from Perforce
 Change: 190477
 ServerID: perforce.ravenbrook.com
 2016-03-27 21:17:53 +01:00
Richard Brooksby
bcc567710b Documenting and checking constraints on mps_key_align on manual pools. 
Copied from Perforce
 Change: 190472
 ServerID: perforce.ravenbrook.com
 2016-03-27 20:48:38 +01:00
Richard Brooksby
36beebd440 Correcting return type of zonesetofrange to a zoneset. 
Copied from Perforce
 Change: 190395
 ServerID: perforce.ravenbrook.com
 2016-03-24 21:59:39 +00:00
Richard Brooksby
cae4514c1b Merging branch/2016-03-13/defer-write-barrier into master sources. 
Copied from Perforce
 Change: 190380
 ServerID: perforce.ravenbrook.com
 2016-03-24 12:07:20 +00:00
Richard Brooksby
247396690d Catch-up merge from master sources to branch/2016-03-11/shield-coalesce. 
Copied from Perforce
 Change: 190373
 ServerID: perforce.ravenbrook.com
 2016-03-24 11:08:24 +00:00
Richard Brooksby
428e8bae92 Fixing build errors on windows (w3i6mv). 
tagtest was missing from makefiles.
Implicit conversion warning from Clock to double.

Copied from Perforce
 Change: 190372
 ServerID: perforce.ravenbrook.com
 2016-03-24 11:04:58 +00:00
Richard Brooksby
eb1d39c425 Improving shieldflushentries to allow for delayed protection changes on shieldlower. 
Copied from Perforce
 Change: 190363
 ServerID: perforce.ravenbrook.com
 2016-03-23 19:03:00 +00:00
Richard Brooksby
f3b8479322 Improving commentary: the mutator is suspended, not the arena. 
Copied from Perforce
 Change: 190352
 ServerID: perforce.ravenbrook.com
 2016-03-23 17:55:22 +00:00
Richard Brooksby
33b28efbdb Responding to review by nb <https://info.ravenbrook.com/mail/2016/03/22/17-19-03/0/>. 
Copied from Perforce
 Change: 190349
 ServerID: perforce.ravenbrook.com
 2016-03-23 17:31:59 +00:00
Richard Brooksby
d161c0e4ee Forgot shieldhold/shieldrelease in tracecondemnzones. caught by hot builds of amcssth. 
Copied from Perforce
 Change: 190344
 ServerID: perforce.ravenbrook.com
 2016-03-23 15:48:58 +00:00
Richard Brooksby
20f558f64a Improving commentary in response to nb <https://info.ravenbrook.com/mail/2016/03/22/17-19-03/0/>. 
Copied from Perforce
 Change: 190339
 ServerID: perforce.ravenbrook.com
 2016-03-23 14:37:54 +00:00
Richard Brooksby
0f3a469fa7 Responding to review by gdr <https://info.ravenbrook.com/mail/2016/03/21/21-05-49/0/>. 
Copied from Perforce
 Change: 190336
 ServerID: perforce.ravenbrook.com
 2016-03-23 14:23:14 +00:00
Richard Brooksby
c1c7c0cca3 Bracketing out unused stringequal and tidying up stringlength. 
Copied from Perforce
 Change: 190333
 ServerID: perforce.ravenbrook.com
 2016-03-23 13:54:22 +00:00
Richard Brooksby
4204f99d67 Moving quicksort's workspace off the stack to limit mps stack usage. 
Copied from Perforce
 Change: 190332
 ServerID: perforce.ravenbrook.com
 2016-03-23 13:47:55 +00:00
Richard Brooksby
f8a79ec8e4 Added discussion of when it might be good to resume the mutator early in design.mps.shield.improv.resume. 
Copied from Perforce
 Change: 190329
 ServerID: perforce.ravenbrook.com
 2016-03-23 13:11:19 +00:00
Richard Brooksby
5bc87114ea Counting shield holds and releases, to ensure they are nested correctly. 
Counting the number of unsynced segments in order to check consistency.
Moving the extra shield hold for request.dylan.160098 around actual whitening, and adding a matching shield release.

Copied from Perforce
 Change: 190321
 ServerID: perforce.ravenbrook.com
 2016-03-23 11:59:57 +00:00
Richard Brooksby
cf0ac842bc Reorganising shield design and updating. 
Renaming ShieldSuspend to ShieldHold and ShieldResume to ShieldRelease to reduce confusion.

Copied from Perforce
 Change: 190320
 ServerID: perforce.ravenbrook.com
 2016-03-23 08:20:29 +00:00
Richard Brooksby
7a7913786c Responding to review by gdr <https://info.ravenbrook.com/mail/2016/03/21/20-20-15/0/>. 
Copied from Perforce
 Change: 190307
 ServerID: perforce.ravenbrook.com
 2016-03-22 16:32:10 +00:00
Richard Brooksby
6250eecb4e Updates from review by nb <https://info.ravenbrook.com/mail/2016/03/21/18-36-14/0/>. 
Copied from Perforce
 Change: 190304
 ServerID: perforce.ravenbrook.com
 2016-03-22 15:20:56 +00:00
Richard Brooksby
460f12cd75 Backing out accidental change to check.h. 
Copied from Perforce
 Change: 190263
 ServerID: perforce.ravenbrook.com
 2016-03-21 10:42:21 +00:00
Richard Brooksby
41218b57c9 Catch-up merge from master sources to branch/2016-03-13/defer-write-barrier. 
Copied from Perforce
 Change: 190258
 ServerID: perforce.ravenbrook.com
 2016-03-21 10:23:46 +00:00
Richard Brooksby
0e95c7ece8 Catch-up merge from master sources to branch/2016-03-11/shield-coalesce to pick up xcode build fix. 
Copied from Perforce
 Change: 190257
 ServerID: perforce.ravenbrook.com
 2016-03-21 10:09:29 +00:00
Richard Brooksby
7ec5dac2bb Fixing language standard to c89 for the mps, except mpseventsql which uses c99 extensions such as strtoull. 
Copied from Perforce
 Change: 190254
 ServerID: perforce.ravenbrook.com
 2016-03-21 10:06:23 +00:00
Richard Brooksby
b77bb395da Catch-up merge from master sources to branch/2016-03-11/shield-coalesce. 
Copied from Perforce
 Change: 190248
 ServerID: perforce.ravenbrook.com
 2016-03-20 15:58:20 +00:00
Richard Brooksby
e8c2a85e82 Consistent use of -std=c89 for gcc and clang on all platforms. 
Copied from Perforce
 Change: 190243
 ServerID: perforce.ravenbrook.com
 2016-03-20 15:57:52 +00:00
Richard Brooksby
394b28a73b Fixing compiler warnings. 
Copied from Perforce
 Change: 190237
 ServerID: perforce.ravenbrook.com
 2016-03-20 12:46:50 +00:00
Richard Brooksby
548bdb35a2 Catch-up merge from master sources to branch/2016-03-11/shield-coalesce. 
Copied from Perforce
 Change: 190234
 ServerID: perforce.ravenbrook.com
 2016-03-20 12:46:55 +00:00
Richard Brooksby
cc0b4af900 Reinstate -ansi flag on strict clang builds, which somehow got lost. 
Copied from Perforce
 Change: 190233
 ServerID: perforce.ravenbrook.com
 2016-03-20 12:43:13 +00:00
Richard Brooksby
5e62e27402 Fixing splitting and merging for queued segments. 
Copied from Perforce
 Change: 190228
 ServerID: perforce.ravenbrook.com
 2016-03-20 01:22:15 +00:00
Richard Brooksby
a03174304d Tearing down shield correctly. 
Copied from Perforce
 Change: 190225
 ServerID: perforce.ravenbrook.com
 2016-03-20 01:01:54 +00:00
Richard Brooksby
b97bd74013 Renaming shield cache to shield queue. 
Copied from Perforce
 Change: 190220
 ServerID: perforce.ravenbrook.com
 2016-03-20 00:46:59 +00:00
Richard Brooksby
e09dbaab0f Promoting shield to first class structure. 
Copied from Perforce
 Change: 190219
 ServerID: perforce.ravenbrook.com
 2016-03-20 00:32:43 +00:00
Richard Brooksby
2469f09e6e Improving design document with references and separating ideas from current implementation. 
Copied from Perforce
 Change: 190214
 ServerID: perforce.ravenbrook.com
 2016-03-19 23:31:00 +00:00
Richard Brooksby
fde3757bac Tidying up and adding cross references to shiny new design document. 
Copied from Perforce
 Change: 190213
 ServerID: perforce.ravenbrook.com
 2016-03-19 23:07:53 +00:00
Richard Brooksby
a6f2928335 Removing bogus todo. 
Copied from Perforce
 Change: 190212
 ServerID: perforce.ravenbrook.com
 2016-03-19 19:40:00 +00:00
Richard Brooksby
ff0b6d1379 More documentation, tidying up, and cross-referencing. 
Copied from Perforce
 Change: 190205
 ServerID: perforce.ravenbrook.com
 2016-03-19 15:12:12 +00:00
Richard Brooksby
ca6aa07632 Tidying up, especially special assertions. 
Copied from Perforce
 Change: 190204
 ServerID: perforce.ravenbrook.com
 2016-03-19 14:47:54 +00:00
Richard Brooksby
d280ff5c04 Fixing missing cache flag reset when a single entry is removed in low memory situations. 
Copied from Perforce
 Change: 190199
 ServerID: perforce.ravenbrook.com
 2016-03-19 14:11:26 +00:00
Richard Brooksby
ff69c9af04 Separating flag for segment in shield cache from depth, clarifying code and optimising segfree somewhat. 
Copied from Perforce
 Change: 190194
 ServerID: perforce.ravenbrook.com
 2016-03-19 13:42:09 +00:00
Richard Brooksby
2c69ff0ce5 Avoid shield flush when finishing a segment that isn't in the cache. 
Copied from Perforce
 Change: 190193
 ServerID: perforce.ravenbrook.com
 2016-03-19 10:19:14 +00:00
Richard Brooksby
9172773f9c Updating shield design and actually checking invariants in code. 
Copied from Perforce
 Change: 190192
 ServerID: perforce.ravenbrook.com
 2016-03-19 10:15:10 +00:00
Richard Brooksby
20a34ca17f Importing good random number generator from testlib for use in quicksort and perhaps later in cuckoo hashing. 
Copied from Perforce
 Change: 190191
 ServerID: perforce.ravenbrook.com
 2016-03-19 08:57:27 +00:00
Richard Brooksby
ed69abbd66 Deferring non-urgent fixmes to todos. 
Copied from Perforce
 Change: 190190
 ServerID: perforce.ravenbrook.com
 2016-03-19 08:34:30 +00:00
Richard Brooksby
bb206eec14 Adding xci3ll.gmk to make it easier to test 32-bit builds on os x. 
Copied from Perforce
 Change: 190184
 ServerID: perforce.ravenbrook.com
 2016-03-18 15:37:53 +00:00
Richard Brooksby
536960d061 Writing a clearer quicksort with assertions. 
Copied from Perforce
 Change: 190181
 ServerID: perforce.ravenbrook.com
 2016-03-18 14:50:11 +00:00
Richard Brooksby
7ab4a5c7cf Catch-up merge from master sources to branch/2016-03-13/defer-write-barrier. 
Copied from Perforce
 Change: 190175
 ServerID: perforce.ravenbrook.com
 2016-03-17 20:14:47 +00:00
Richard Brooksby
91a08048b7 Design documentation, commentary, and code tidying. 
Copied from Perforce
 Change: 190172
 ServerID: perforce.ravenbrook.com
 2016-03-17 20:04:26 +00:00