Timeline



Nov 4, 2011:

5:01 PM Changeset [1493] by mulligan
finished well labeled check, up to injectivity of the label map
2:49 PM Changeset [1492] by ayache
Comment in D2.2 -> LINToASM about function pointers.
1:39 PM Changeset [1491] by ayache
Function pointers good and working.
1:25 PM Changeset [1490] by ayache
Function pointers fixed.
12:39 PM Changeset [1489] by campbell
Fix up a couple of lemmas affected by the change to add_with_carries.
12:22 PM Changeset [1488] by ayache
Function pointers in D2.2/8051. Bugged for now.

Nov 3, 2011:

5:24 PM Changeset [1487] by mulligan
committing some code for well labelling
2:36 PM Changeset [1486] by mulligan
finished asm costs

Nov 2, 2011:

6:58 PM Changeset [1485] by sacerdot
Less nice definitiion of add_with_carries that avoids a quadratic …
2:46 PM Changeset [1484] by sacerdot
2:40 PM Changeset [1483] by tranquil
* implemented a first draft of loop unrolling * correced bugs in CostExpr?
2:26 PM Changeset [1482] by sacerdot
1. very long standing conflict committed (but don't ask me what the …
2:00 PM Changeset [1481] by sacerdot
Proof fixed. The new standard library does not index any longer the …
1:59 PM Changeset [1480] by sacerdot
Proof changed (to use new automation). BUG FOUND: automation fails if …
8:27 AM Changeset [1479] by boender
- added insert_lookup_opt - assembly compiles now

Nov 1, 2011:

9:39 PM Changeset [1478] by sacerdot
Almost completed (up to is_finals).
6:31 PM Changeset [1477] by tranquil
* corrected a bug * implemented copy propagation * enhanced constant …
5:04 PM Changeset [1476] by sacerdot
3:14 PM Changeset [1475] by sacerdot
Towards the two fullexec transition systems that represent …

Oct 31, 2011:

10:18 AM Changeset [1474] by mulligan
adding missing asmcosts file for computing the costs of an assembly …

Oct 28, 2011:

4:45 PM Changeset [1473] by tranquil
* implemented partial redundancy elimination * added some tools for …
3:05 PM Changeset [1472] by mulligan
moved proof utils to erasure.ma
3:05 PM Changeset [1471] by mulligan
finished erasure and generalised so as to work on arbitrary joint programs

Oct 27, 2011:

5:29 PM Changeset [1470] by mulligan
finished, pretty ugly though as matita's disambiguation is a …
3:36 PM Changeset [1469] by mulligan
finished new relabelling for graphs subject to one axiom closed

Oct 26, 2011:

7:45 PM Changeset [1468] by tranquil
* implemented constant propagation * implementing partial redundancy …
5:25 PM Changeset [1467] by mulligan
small change, adding entry and exit labels into the internal function, …
5:08 PM Changeset [1466] by mulligan
erasure for graph based joint languages almost complete
2:07 PM Changeset [1465] by sacerdot
Dead code removed.

Oct 25, 2011:

7:12 PM Changeset [1464] by campbell
Use unification hints to simplify the graph monotonicity proofs.
5:33 PM Changeset [1463] by mulligan
added erasure for lin
4:11 PM Changeset [1462] by ayache
Added D5.1: Frama-C plug-in and Lustre wrapper. D2.2 (8051) has been …

Oct 24, 2011:

5:56 PM Changeset [1461] by mulligan
rewrote erasure for assembly programs
4:53 PM Changeset [1460] by mulligan
most of cost label erasure for assembly language complete, with one …
2:34 PM Changeset [1459] by boender
- moved stronger occurs_exactly_once lemma to its proper place in …
11:44 AM Changeset [1458] by mulligan
added skeleton file for erasure function for joint languages

Oct 23, 2011:

10:15 PM Changeset [1457] by sacerdot
Bug fixed: when calling an internal function, the pc block is now set …
6:37 PM Changeset [1456] by mulligan
changed type of pointer_of_label in report
5:51 PM Changeset [1455] by mulligan
ratios changed
4:28 PM Changeset [1454] by mulligan
removed mention of axiomatised code in LIN/semantics.ma

Oct 22, 2011:

4:26 AM Changeset [1453] by sacerdot
4:26 AM Changeset [1452] by sacerdot
Bug fixed: labels MUST be represented as pointers whose block is the …
4:18 AM Changeset [1451] by sacerdot
1. All axioms in LIN/semantics.ma closed 2. succ_pc and …

Oct 21, 2011:

10:37 PM Changeset [1450] by sacerdot
Disambiguation problem avoided.
6:45 PM Changeset [1449] by mulligan
finished d4.3
6:33 PM Changeset [1448] by mulligan
finished columns in d4.2 report
6:30 PM Changeset [1447] by mulligan
changes to columns in tables
6:21 PM Changeset [1446] by sacerdot
6:19 PM Changeset [1445] by mulligan
o'caml sizes done for first table
6:12 PM Changeset [1444] by tranquil
* expression simplification finished
6:08 PM Changeset [1443] by mulligan
sizes added
6:00 PM Changeset [1442] by mulligan
changes fixing wrong deletion of conflicts
5:51 PM Changeset [1441] by mulligan
small change
5:50 PM Changeset [1440] by mulligan
ratios fixed
5:47 PM Changeset [1439] by sacerdot
5:36 PM Changeset [1438] by mulligan
changed claudio's english, added bib file
5:30 PM Changeset [1437] by sacerdot
5:27 PM Changeset [1436] by sacerdot
5:24 PM Changeset [1435] by sacerdot
More on dependent types. One citation is missing.
4:45 PM Changeset [1434] by mulligan
chages to typesetting and some wording changes
2:02 PM Changeset [1433] by tranquil
* added infrastructure to add same-language transformations along the …

Oct 20, 2011:

4:21 PM Changeset [1432] by mulligan
finished d4.2 report
3:57 PM Changeset [1431] by sacerdot
Back-end todo (in Italian only, sorry...)
3:55 PM Changeset [1430] by sacerdot
Bug fixed: push/pop must work on the isp (now added). Note: the sp is …
3:55 PM Changeset [1429] by sacerdot
Useless and removed.
3:32 PM Changeset [1428] by mulligan
finished d4.3 report
3:07 PM Changeset [1427] by mulligan
more added to d4.3 report
2:08 PM Changeset [1426] by boender
removed axiom
11:12 AM Changeset [1425] by mulligan
changes to the fixpoint calculation in ertl

Oct 19, 2011:

7:17 PM Changeset [1424] by sacerdot
1. fold function over BitVectorTries? moved from ERTLToLTL to …
6:05 PM Changeset [1423] by sacerdot
- spill no longer used - BUG IN Interference: generating the destruct …
6:05 PM Changeset [1422] by tranquil
corrected a small bug
5:59 PM Changeset [1421] by tranquil
first draft of peeling optimization: * a framework for heuristics has …
5:50 PM Changeset [1420] by mulligan
more changes
5:25 PM Changeset [1419] by sacerdot
All axioms closed.
5:11 PM Changeset [1418] by mulligan
correct ratios for semantics calculated
5:10 PM Changeset [1417] by boender
- proved that jumps always increase - this should make termination easy
4:43 PM Changeset [1416] by sacerdot
Maps from hardware registers to beval now implemented in ASM/I8051 (in …
4:22 PM Changeset [1415] by sacerdot
1. hwreg_store/retrieve no longer returns a res (but it is still …
4:03 PM Changeset [1414] by mulligan
more added
2:54 PM Changeset [1413] by mulligan
a lot more added, including updated parameters based on csc's recent submit
2:22 PM Changeset [1412] by sacerdot
Tailcalls (via ids or pointers) to internal functions implemented. …
1:39 PM Changeset [1411] by sacerdot
1. sem_params2 splitted into sem_params1 + sem_params2 to take out the …
11:54 AM Changeset [1410] by campbell
Remove a few old workarounds.
11:30 AM Changeset [1409] by mulligan
added more to appendix discussing code
11:30 AM Changeset [1408] by sacerdot
1. Added joint/BEGlobalenvs that is a modification of …
11:17 AM Changeset [1407] by mulligan
almost finished

Oct 18, 2011:

4:25 PM Changeset [1406] by mulligan
a little more
4:19 PM Changeset [1405] by mulligan
yet more added. apparently there's more parameters than i ever …
3:39 PM Changeset [1404] by boender
- reworked + added - added an axiom to arithmetic, but should be provable
3:12 PM Changeset [1403] by mulligan
more added
1:30 PM Changeset [1402] by mulligan
more added
12:39 PM Changeset [1401] by ricciott
Changes concerning the new behavior of destruct.
12:14 PM Changeset [1400] by mulligan
more added on parameters
11:38 AM Changeset [1399] by mulligan
more work on parameters

Oct 17, 2011:

8:20 PM Changeset [1398] by mulligan
more work on parameters
6:37 PM Changeset [1397] by mulligan
more changes, talking about parameters
5:43 PM Changeset [1396] by sacerdot
Proof obligation closed.
5:41 PM Changeset [1395] by sacerdot
1) New versions of pointer_of_beval/beval_of_pointer with a stricter …
4:50 PM Changeset [1394] by mulligan
reconfiguring of tables, and recalculation of ratios
3:50 PM Changeset [1393] by boender
- added invariant for policy trie to assembly - change (syntax only) …
2:08 PM Changeset [1392] by tranquil
fiddling with Cminor: elimination of loops, blocks and exits
1:09 PM Changeset [1391] by mulligan
more added
11:43 AM Changeset [1390] by sacerdot
All fetch_result implementations have been factorized out, leaving …
11:23 AM Changeset [1389] by sacerdot
One more axiom closed.
10:54 AM Changeset [1388] by sacerdot
fetch_result implemented for ERTL. This required a different …
2:01 AM Changeset [1387] by sacerdot
Further simplification *params1 no longer used.
1:58 AM Changeset [1386] by sacerdot
Structure of semantic parameters simplified.
1:40 AM Changeset [1385] by sacerdot
1. fetch_result and pop_frame now takes the genv in input 2. …

Oct 16, 2011:

7:42 PM Changeset [1384] by sacerdot
* fetch_ra taken out of pop_frame again since it is used uniformly and …

Oct 15, 2011:

12:13 AM Changeset [1383] by sacerdot
Potential bug fixed and bug found: the way pointers and labels are put …

Oct 14, 2011:

10:50 PM Changeset [1382] by sacerdot
- succ_pc generalized to return a res (necessary for LIN semantics) - …
10:29 PM Changeset [1381] by sacerdot
Old commented out code removed.
10:25 PM Changeset [1380] by sacerdot
LTL and LIN semantics factorized out in joint_LTL_LIN_semantics.ma. …
7:44 PM Changeset [1379] by sacerdot
Invariant on LIN code removed. In Paris it was decided that a simpler …
7:32 PM Changeset [1378] by sacerdot
New file LIN/joint_LTL_LIN.ma to factorize out the syntactic …
7:22 PM Changeset [1377] by sacerdot
pop_frame now incorporates the fetch_result (that made sense only for …
5:55 PM Changeset [1376] by sacerdot
Stack deallocation for RTL implemented in pop_frame.
5:43 PM Changeset [1375] by mulligan
changes, fixing typos etc
3:51 PM Changeset [1374] by mulligan
added note about cfgs
3:51 PM Changeset [1373] by mulligan
changes to file based on claudio's suggestions
2:48 PM Changeset [1372] by sacerdot
save_frame now takes the stacksize to allow RTL to allocate the stack frame
1:42 PM Changeset [1371] by sacerdot
save_frame changed to accept also the formal/actual argument pairs, …
10:56 AM Changeset [1370] by campbell
D3.3: Added a subsection on the SmallstepExec?.ma definitions, plus a …
10:56 AM Changeset [1369] by campbell
Put type information into front-end unary ops. Slight change to …

Oct 13, 2011:

6:11 PM Changeset [1368] by sacerdot
A bug in the clear tactic makes the previous (correct) commit wrong. …
5:48 PM Changeset [1367] by sacerdot
Proof improvement, still somehow a bit slow.
11:33 AM Changeset [1366] by mulligan
added connections with other languages to d4.3 report, also fixed …
11:30 AM Changeset [1365] by mulligan
changed description of task in 4.2 report. added outline and …
11:11 AM Changeset [1364] by mulligan
finished the report on d4.2. starting d4.3 report

Oct 12, 2011:

9:11 PM Changeset [1363] by boender
- done stuff with create_label_trie
5:54 PM Changeset [1362] by mulligan
d4-2 report almost complete
11:52 AM Changeset [1361] by mulligan
more changes
11:47 AM Changeset [1360] by mulligan
added more on use of dependent types, and also discussing the …

Oct 11, 2011:

6:00 PM Changeset [1359] by sacerdot
1. more work on the RTL semantics 2. changes to joint/semantics to …
5:48 PM Changeset [1358] by mulligan
got rtlabs to rtl compiling, foldi_strong needs examining
5:42 PM Changeset [1357] by tranquil
* changed implementation of constant indexings with extensible arrays …
5:33 PM Changeset [1356] by mulligan
deleted redundant directory. added outlines for both reports, and …
3:32 PM Changeset [1355] by sacerdot
monadic fold_lefti added
2:38 PM Changeset [1354] by sacerdot
One axiom closed.
12:45 PM Changeset [1353] by sacerdot
This commit is made necessary by the last Matita change. Inclusion is …
12:45 PM Changeset [1352] by sacerdot
This commit is made necessary by the last Matita change. Inclusion is …
12:24 PM Changeset [1351] by campbell
Tidy up some loose ends from the invariants branch merge.
2:27 AM Changeset [1350] by sacerdot
Porting to latest destruct tactic. Note: the tactics has a few …

Oct 10, 2011:

11:32 PM Changeset [1349] by tranquil
* work on LIN completed * small implementation of extensible arrays
10:40 PM Changeset [1348] by sacerdot
7:22 PM Changeset [1347] by campbell
Remove obsolete definitions.
6:18 PM Changeset [1346] by campbell
Minor corrections and a paragraph of context in the abstract to …
5:50 PM Changeset [1345] by tranquil
work on ERTL and LTL completed
5:47 PM Changeset [1344] by sacerdot
Ported to new destruct.
5:27 PM Changeset [1343] by mulligan
fixed some bugs in the translation
5:16 PM Changeset [1342] by sacerdot
The new auto is much more powerful.
4:38 PM Changeset [1341] by sacerdot
Empty directory removed.
4:34 PM Changeset [1340] by tranquil
work on RTLabs and RTL completed
4:10 PM Changeset [1339] by sacerdot
Automation is now stronger.
4:05 PM Changeset [1338] by sacerdot
Automation is now stronger.
4:03 PM Changeset [1337] by sacerdot
Automation is now stronger.
3:54 PM Changeset [1336] by sacerdot
Ported to new Matita destruct/inversion. One lemma fails at qed. …
3:54 PM Changeset [1335] by sacerdot
Ported to new Matita stdlib.
2:17 PM Changeset [1334] by tranquil
work on Cminor completed
12:53 PM Changeset [1333] by sacerdot
Avoid using the name of the construction of jmeq.
12:41 PM Changeset [1332] by campbell
Summation example updated (needs computational K).
10:21 AM Changeset [1331] by mulligan
some changes, but i now have two contradictory proof obligations.

Oct 7, 2011:

6:39 PM Changeset [1330] by campbell
Evict obsolete file.
6:19 PM Changeset [1329] by sacerdot
1. Definition of addresses moved to BEMem 2. Basic functions on …
5:47 PM Changeset [1328] by tranquil
* bug in ClightUtilities?.find_max_depth_lbld fixed * single-entry loop …
4:15 PM Changeset [1327] by sacerdot
More progress in the implementation of the ERTL specific statements. …
3:48 PM Changeset [1326] by sacerdot
Code improved (now it uses the high level functions from …
3:45 PM Changeset [1325] by mulligan
finished implementing the translate constant function
3:32 PM Changeset [1324] by sacerdot
The semantics of extended statements must also consider the label …
3:26 PM Changeset [1323] by campbell
Reduce number of notations for destructive let on pairs to one.
2:59 PM Changeset [1322] by sacerdot
address => stack_address
2:37 PM Changeset [1321] by sacerdot
No longer/never implemented files removed.
2:17 PM Changeset [1320] by sacerdot
Frame operations implemented.
1:48 PM Changeset [1319] by tranquil
indexing branch is compiling again: * clight interpreter updated * …
1:48 PM Changeset [1318] by sacerdot
Frame management implemented.
12:28 PM Changeset [1317] by campbell
Fix listings in D3.2/D3.3.
12:26 PM Changeset [1316] by campbell
Merge in id-lookup-branch to trunk.
11:12 AM Changeset [1315] by mulligan
another move for the same reason. got rtlabs > rtl compiling again by …
11:03 AM Changeset [1314] by mulligan
name changes so that bash tab completion actually works with some …

Oct 6, 2011:

10:55 PM Changeset [1313] by sacerdot
(E)RTL semantics ported to new data type for save/pop frame (but not …
10:35 PM Changeset [1312] by sacerdot
Type of frame operations (pop_frame/save_frame) generalized to take in …
6:45 PM Changeset [1311] by campbell
Merge trunk to invariants branch, sorting out the handling of …
6:31 PM Changeset [1310] by tranquil
* finished changes on annotator * implementing indexes in interpreter
6:09 PM Changeset [1309] by boender
- refounded JEP
5:27 PM Changeset [1308] by mulligan
changes to translate_cst
2:08 PM Changeset [1307] by mulligan
adding translate_cst
11:19 AM Changeset [1306] by mulligan
small changes to rtlabs. what axioms remain look hard to close. need …
11:07 AM Changeset [1305] by tranquil
added indexes to loop constructors. Branch does not compile atm
1:24 AM Changeset [1304] by sacerdot
Work in progress.
12:16 AM Changeset [1303] by sacerdot
1. LTL/semantics.ma added (work in progress) 2. init_locals fixed to …
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