Commit Graph

80 Commits

Author SHA1 Message Date
Ralf Jung
1447242bf9 refactor to simplify 2019-05-15 18:12:58 +02:00
Ralf Jung
f676f2265b make writes act stack-like 2019-05-15 18:12:58 +02:00
Ralf Jung
a9e66928d6
Update src/stacked_borrows.rs
Co-Authored-By: bjorn3 <bjorn3@users.noreply.github.com>
2019-05-11 12:07:25 +02:00
Ralf Jung
8530080d03 rename per-location part of reborowing to 'granting' 2019-05-11 12:06:59 +02:00
bjorn3
17643af868
Apply suggestions from code review
Co-Authored-By: RalfJung <post@ralfj.de>
2019-04-30 15:31:53 +02:00
Ralf Jung
59985157d3 SharedReadOnly reborrows are never weak 2019-04-30 13:55:04 +02:00
Ralf Jung
0a5e541272 two-phase-borrow comment 2019-04-19 08:36:05 +02:00
Ralf Jung
39ecd05c46 embrace find_map and some whitespace changes 2019-04-17 16:25:38 +02:00
Oliver Scherer
abe8959339 Apply suggestions from code review
Co-Authored-By: RalfJung <post@ralfj.de>
2019-04-17 16:22:33 +02:00
Ralf Jung
46d5fd8487 barriers are dead, long live protectors -- this enables overlapping two-phase borrows! 2019-04-17 16:02:57 +02:00
Ralf Jung
14e701f7d8 abstract mapping over all the stacks in some memory range 2019-04-17 16:02:57 +02:00
Ralf Jung
7b7fef1b53 let the permission of a new pointer depend on the type only 2019-04-17 16:02:57 +02:00
Ralf Jung
924624f810 some failures are impossible 2019-04-17 16:02:57 +02:00
Ralf Jung
a6d377ca0b more comments 2019-04-17 16:02:57 +02:00
Ralf Jung
966d638760 make run-pass tests pass. tweak how we remove barriers. 2019-04-17 16:02:57 +02:00
Ralf Jung
3f0a2a2941 rewrite Stacked Borrows Core. this passes stacked-borrows.rs! 2019-04-17 16:02:57 +02:00
Oliver Scherer
9a0eaf6ebd Update to rustc nightly 2019-04-03 10:48:11 +02:00
Alexander Regueiro
12d3ecbaff Various cosmetic improvements. 2019-02-26 18:37:46 +00:00
Ralf Jung
fd6bd5ba4b rename things away from 'Shr' that are used for much more than just shared references 2019-02-12 10:58:18 +01:00
Ralf Jung
3c652032c0 be more clear which stack we are talking about 2019-02-12 10:51:03 +01:00
Ralf Jung
4f9c14c256 deduplicate RangeMap elements in iter_mut
This cuts down execution time of the benchmark in the OP of https://github.com/solson/miri/issues/593 by another 25%, and it cuts max-RSS by 90% (!)
2019-01-07 15:10:22 +01:00
Ralf Jung
7e9098ff69 treat ref-to-raw cast like a reborrow: do a special kind of retag 2018-12-12 11:11:20 +01:00
Ralf Jung
383d215386 make some functions private to StackedBorrows 2018-12-11 14:18:51 +01:00
Ralf Jung
9de605b32f avoid repeating signatures in EvalContext extension traits 2018-12-11 14:16:58 +01:00
Ralf Jung
61f20761d3
Merge branch 'master' into stacked-borrows-2-phase 2018-12-03 11:11:32 +01:00
Ralf Jung
d11a6766ad use assert 2018-12-03 10:26:39 +01:00
Ralf Jung
0e44876a2d fix mutability gap: do not allow shared mutation when creating frozen reference 2018-12-03 09:15:18 +01:00
Ralf Jung
b2305da8d0 assert some sense 2018-12-02 13:30:09 +01:00
Ralf Jung
479eb3bd2b support for basic (non-overlapping) 2-phase borrows 2018-12-02 13:30:09 +01:00
Oliver S̶c̶h̶n̶e̶i̶d̶e̶r Scherer
26fe778c55
Typo
Co-Authored-By: RalfJung <post@ralfj.de>
2018-11-28 09:58:23 +01:00
Ralf Jung
97e010f5b9 barriers prevent deallocation 2018-11-27 14:26:23 +01:00
Ralf Jung
194710e112 no barriers for boxes 2018-11-27 14:26:23 +01:00
Ralf Jung
dd94930ee3 implement function barriers 2018-11-27 14:26:23 +01:00
Ralf Jung
215ec38624 track call IDs 2018-11-27 14:25:20 +01:00
Ralf Jung
e9370d2b74 adjust for memory_allocated hook, make RangeMap preallocated with a fixed size 2018-11-27 14:25:20 +01:00
Oliver Scherer
32e93ed776 Update to Memory -> Allocation method move 2018-11-23 17:00:31 +01:00
Ralf Jung
694d2490f1 slightly more verbose error msg 2018-11-21 16:02:38 +01:00
Ralf Jung
41f89beb3f if let 2018-11-21 16:01:39 +01:00
Ralf Jung
ec8cc029c1 on a deref, check that we are not using a mutable ref with a frozen tag 2018-11-21 15:44:47 +01:00
Ralf Jung
6085865975 adjust for InboundsCheck parameter of memory bounds check 2018-11-20 08:45:25 +01:00
Ralf Jung
19f8a9db7d Boxes can also use the fast path 2018-11-17 12:35:58 +01:00
Ralf Jung
c847071355 add comment about not using builtin_deref 2018-11-17 12:33:44 +01:00
Ralf Jung
880229d4c3 escape-on-cast, now ptr-deref does not change the tag at all, ever 2018-11-17 10:05:40 +01:00
Ralf Jung
b7dbb5e2a7 also consider boxes like unique references 2018-11-17 10:05:40 +01:00
Ralf Jung
36b97cd76c Factor out common top-level code from escape-to-raw and retag 2018-11-16 11:24:01 +01:00
Ralf Jung
a1f895d6f2 retagging: descent into values, type-driven 2018-11-16 11:09:33 +01:00
Ralf Jung
60e26af323 add a sanity assertion 2018-11-16 08:40:00 +01:00
Ralf Jung
cf1746222e we no longer even try pushing to a frozen location 2018-11-15 21:22:05 +01:00
Ralf Jung
f521fd5e0f let's call this a redundant reborrow 2018-11-15 21:22:05 +01:00
Ralf Jung
c234009fdd generalize reborrow-to-raw exception to a general redundancy check 2018-11-15 09:35:40 +01:00