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2114 commits

Author SHA1 Message Date
Richard Brooksby
f14c66ed54 Removing incorrect assertion the stack pointers are word aligned. 
Updating comments to refer to tags within design documents.

Copied from Perforce
 Change: 189639
 ServerID: perforce.ravenbrook.com
 2016-03-04 13:58:53 +00:00
Richard Brooksby
33be6d3ece Removing deleted ssan.c from the ansi platform build. 
Copied from Perforce
 Change: 189633
 ServerID: perforce.ravenbrook.com
 2016-03-04 13:49:42 +00:00
Richard Brooksby
6b9f693dc2 Deleting (very) obsolete design document design.mps.sso1al. 
Clarifying porting guide (see <57cec90d6a (commitcomment-16498725)>).

Copied from Perforce
 Change: 189630
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 2016-03-04 13:43:24 +00:00
Richard Brooksby
57cec90d6a Renaming design.mps.ss to design.mps.stack-scan. 
Copied from Perforce
 Change: 189607
 ServerID: perforce.ravenbrook.com
 2016-03-04 11:54:19 +00:00
Richard Brooksby
f2593def0a Really removing unnecessary stack alignment assumption from stackscan. 
Copied from Perforce
 Change: 189601
 ServerID: perforce.ravenbrook.com
 2016-03-04 11:25:59 +00:00
Richard Brooksby
275adfe651 Storing the pointer to the stack frame where setjmp was invoked, rather than the address of the jump buffer, as the hot end of the mutator state, because callee-save registered might be stored on either side of the jump buffer by the compiler. 
Removing the unnecessary assumption that the stack ends are word-aligned.

Copied from Perforce
 Change: 189582
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 2016-03-03 17:12:43 +00:00
Richard Brooksby
ae0871d36e Removing dead references from the xcode project. 
Copied from Perforce
 Change: 189580
 ServerID: perforce.ravenbrook.com
 2016-03-03 16:36:43 +00:00
Richard Brooksby
883f73fc04 Scanning the whole stack context on every platform using portable code, because on no platform can we assume that any registers never contain references. 
Copied from Perforce
 Change: 189570
 ServerID: perforce.ravenbrook.com
 2016-03-03 02:10:58 +00:00
Richard Brooksby
2ec7860d5b Integrating build changes from fri6gc.gmk to fri6ll.gmk to fix build on fri6ll. 
Copied from Perforce
 Change: 189564
 ServerID: perforce.ravenbrook.com
 2016-03-02 22:24:48 +00:00
Richard Brooksby
0911504dd8 Catch-up merge from master sources to branch/2014-10-26/sc. 
Copied from Perforce
 Change: 189563
 ServerID: perforce.ravenbrook.com
 2016-03-02 22:08:09 +00:00
Richard Brooksby
a8de8eec7c Adding new platform fri6ll to support freebsd 10 and above, which have clang and not gcc by default. 
Copied from Perforce
 Change: 189560
 ServerID: perforce.ravenbrook.com
 2016-03-02 22:00:11 +00:00
Richard Brooksby
fd7aadf018 Removing files accidentally recreated by merge from master sources in changelist 189545. 
Copied from Perforce
 Change: 189557
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 2016-03-02 21:15:45 +00:00
Richard Brooksby
9e4c4c6ab6 Fixing build on w3i3mv. 
Copied from Perforce
 Change: 189554
 ServerID: perforce.ravenbrook.com
 2016-03-02 20:42:30 +00:00
Richard Brooksby
203b190f53 Fixing build on w3i6mv. 
Copied from Perforce
 Change: 189550
 ServerID: perforce.ravenbrook.com
 2016-03-02 19:36:58 +00:00
Richard Brooksby
f11eb2ef8c Catch-up merge from master sources to branch/2014-10-26/sc. 
Includes hairy merging of stack manipulation code and may need further work on each platform.

Copied from Perforce
 Change: 189545
 ServerID: perforce.ravenbrook.com
 2016-03-02 17:55:25 +00:00
Richard Brooksby
83e2a971c7 Merging branch/2015-09-04/stack into master sources. 
Copied from Perforce
 Change: 189541
 ServerID: perforce.ravenbrook.com
 2016-03-02 16:44:16 +00:00
Richard Brooksby
3c6ee3d589 Fixing location of assumptions about descending stack that had gone astray. 
Copied from Perforce
 Change: 189534
 ServerID: perforce.ravenbrook.com
 2016-03-02 10:32:46 +00:00
Richard Brooksby
42624364bc Reducing redundant code after examining output of clang on mps_scan_area. 
Copied from Perforce
 Change: 189531
 ServerID: perforce.ravenbrook.com
 2016-03-02 10:25:37 +00:00
Richard Brooksby
50384dd478 Fixing terminology from "top" to "hot end" of stack. 
Copied from Perforce
 Change: 189530
 ServerID: perforce.ravenbrook.com
 2016-03-02 10:16:44 +00:00
Richard Brooksby
0bb563ff31 Improving comment. 
Copied from Perforce
 Change: 189526
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 2016-03-02 10:00:15 +00:00
Richard Brooksby
58ef1c2a9c Improving very old comments. 
Copied from Perforce
 Change: 189523
 ServerID: perforce.ravenbrook.com
 2016-03-02 09:47:01 +00:00
Richard Brooksby
6a1b956a73 Expanding tabs. 
Copied from Perforce
 Change: 189516
 ServerID: perforce.ravenbrook.com
 2016-03-02 08:58:45 +00:00
Richard Brooksby
07a1290f3e Eliminating closure_size from area scanners and root registration functions, as it isn't all that useful. 
Copied from Perforce
 Change: 189491
 ServerID: perforce.ravenbrook.com
 2016-03-01 15:59:06 +00:00
Richard Brooksby
cce61c51de Removing assumption that area scanners take pointers to words. the client is at liberty to encode references in other ways. 
Copied from Perforce
 Change: 189484
 ServerID: perforce.ravenbrook.com
 2016-03-01 13:57:13 +00:00
Richard Brooksby
2f025ea5d2 Deprecating table roots. 
Copied from Perforce
 Change: 189483
 ServerID: perforce.ravenbrook.com
 2016-03-01 13:36:30 +00:00
Richard Brooksby
8baf699abe Improving type naming in table code. 
Copied from Perforce
 Change: 189403
 ServerID: perforce.ravenbrook.com
 2016-02-29 13:19:43 +00:00
Richard Brooksby
a509df4c2b Fix typo found by gdr. 
Copied from Perforce
 Change: 189376
 ServerID: perforce.ravenbrook.com
 2016-02-28 20:12:12 +00:00
Richard Brooksby
998a11b45a Catch-up merge from master sources to branch/2015-09-04/stack. 
Copied from Perforce
 Change: 189370
 ServerID: perforce.ravenbrook.com
 2016-02-27 00:54:00 +00:00
Richard Brooksby
13eab92d00 Try later allocation plans if growing the arena fails. 
Copied from Perforce
 Change: 189363
 ServerID: perforce.ravenbrook.com
 2016-02-26 19:59:55 +00:00
Richard Brooksby
ef17ba047b Purge spare committed memory when growing the arena fails due to the commit limit. 
Copied from Perforce
 Change: 189362
 ServerID: perforce.ravenbrook.com
 2016-02-26 19:59:55 +00:00
Richard Brooksby
2de01f7d2d Improving detail of design.mps.bootstrap.land.sol and cross-referencing from source code. 
Copied from Perforce
 Change: 189345
 ServerID: perforce.ravenbrook.com
 2016-02-25 23:43:50 +00:00
Richard Brooksby
b26e5cc27d Merging branch/2015-08-11/policy into master sources. 
Copied from Perforce
 Change: 189330
 ServerID: perforce.ravenbrook.com
 2016-02-25 21:46:11 +00:00
Richard Brooksby
6a15535df6 Removing unused function arenascannable. 
Reinstate when needed. See <https://info.ravenbrook.com/mail/2016/02/17/13-05-54/0/>.

Copied from Perforce
 Change: 189292
 ServerID: perforce.ravenbrook.com
 2016-02-25 17:09:09 +00:00
Richard Brooksby
8a4e5ab290 Moving scanning accounting to tracescanarea and creating analogous formatscan. 
Copied from Perforce
 Change: 189325
 ServerID: perforce.ravenbrook.com
 2016-02-19 12:11:50 +00:00
Richard Brooksby
b771a2112a Implementing mps_root_create_area_tagged as documented. 
Copied from Perforce
 Change: 189324
 ServerID: perforce.ravenbrook.com
 2016-02-19 00:23:54 +00:00
Richard Brooksby
266228be7c Renaming "bottom" and "top" of stack to "cold" and "hot" end, to prevent confusion about descending stacks. 
Correcting design documentation relating to stacks.
Referencing hot and cold end concepts from glossary entry for control stacks.

Copied from Perforce
 Change: 189320
 ServerID: perforce.ravenbrook.com
 2016-02-18 23:49:58 +00:00
Richard Brooksby
f84e1d8f7e Fixing leftover sizeof(addr) that should've been changed to sizeof(word). 
Copied from Perforce
 Change: 189319
 ServerID: perforce.ravenbrook.com
 2016-02-18 21:22:05 +00:00
Richard Brooksby
ed561e855a Avoid possible type pun hazard of jump buffer by casting to void *. 
Copied from Perforce
 Change: 189318
 ServerID: perforce.ravenbrook.com
 2016-02-18 21:18:05 +00:00
Richard Brooksby
0245c09885 Fixing indentation of case labels. 
Copied from Perforce
 Change: 189317
 ServerID: perforce.ravenbrook.com
 2016-02-18 21:12:28 +00:00
Richard Brooksby
845e0bedb6 Lifting closure structure out of areascanunion and using for rootfun as well. clarifying checking of same. 
Copied from Perforce
 Change: 189316
 ServerID: perforce.ravenbrook.com
 2016-02-18 21:12:00 +00:00
Richard Brooksby
724307ce1e Removing check that pattern fits within mask, as this restricts the generality of scan_area. 
Copied from Perforce
 Change: 189315
 ServerID: perforce.ravenbrook.com
 2016-02-18 21:07:58 +00:00
Richard Brooksby
5ba0a765cc Renaming variable _p to p, as it was left over from an earlier name clash by mistake. 
Copied from Perforce
 Change: 189313
 ServerID: perforce.ravenbrook.com
 2016-02-18 20:54:35 +00:00
Richard Brooksby
44664b7cc7 Removing check that pattern fits within mask, as this restricts the generality of scan_area. 
Copied from Perforce
 Change: 189312
 ServerID: perforce.ravenbrook.com
 2016-02-18 20:49:21 +00:00
Richard Brooksby
8a62ebbd66 Explaining why code in scan.c is written outside the mps interface. 
Copied from Perforce
 Change: 189311
 ServerID: perforce.ravenbrook.com
 2016-02-18 20:06:06 +00:00
Richard Brooksby
ec134b4eb0 Removing argument identifiers from prototype of mps_root_create_table_tagged. 
Copied from Perforce
 Change: 189310
 ServerID: perforce.ravenbrook.com
 2016-02-18 19:59:44 +00:00
Richard Brooksby
0f8bee3762 Detabifying code and restructuredtext files. 
Copied from Perforce
 Change: 189309
 ServerID: perforce.ravenbrook.com
 2016-02-18 19:58:13 +00:00
Richard Brooksby
c015827c36 Catch-up merge from master sources. 
Copied from Perforce
 Change: 189265
 ServerID: perforce.ravenbrook.com
 2016-02-17 11:04:51 +00:00
Richard Brooksby
325fbc0f15 Backing out changelist 187528 as it removed most of the flags from the c compiler command line on windows. 
Copied from Perforce
 Change: 189253
 ServerID: perforce.ravenbrook.com
 2016-02-16 17:46:27 +00:00
Richard Brooksby
137dc6a505 Backing out changelist 187528 as it removed most of the flags from the c compiler command line on windows. 
Copied from Perforce
 Change: 189253
 ServerID: perforce.ravenbrook.com
 2016-02-16 17:46:27 +00:00
Richard Brooksby
fd45719968 Reducing the number of root union variants using a nested union. detabifying. 
Copied from Perforce
 Change: 189247
 ServerID: perforce.ravenbrook.com
 2016-02-16 16:27:57 +00:00