Timeline



Dec 16, 2010:

6:17 PM Changeset [440] by mulligan
indentation changes by emacs
6:17 PM Changeset [439] by mulligan
Changes to get everything to compile.
3:05 AM Changeset [438] by sacerdot
Final version.

Dec 15, 2010:

11:35 PM Changeset [437] by sacerdot
1. new function assembly_unlabelled_program 2. the new function is now …
11:20 PM Changeset [436] by sacerdot
11:19 PM Changeset [435] by sacerdot
logic/pts.ma is now used in place of Universes.ma
7:50 PM Changeset [434] by mulligan
Types added.
7:42 PM Changeset [433] by mulligan
Most things added, just need to fill in types in table.
7:21 PM Changeset [432] by mulligan
Removed Plogic/
6:38 PM Changeset [431] by mulligan
- README updated - Test and DoTest? fixed to work on assembly_program - …
5:42 PM Changeset [430] by mulligan
- ToMatita? now generates a list of labelled_instructions (used to be a …
5:16 PM Changeset [429] by mulligan
1) README upated 2) executable now reads the name of the HEX file from argv
5:04 PM Changeset [428] by mulligan
Changed instr. to labelled_instr.
5:01 PM Changeset [427] by mulligan
Removed interpret.ma from ToMatita?
5:00 PM Changeset [426] by mulligan
Changes to ocaml code and makefile.

Dec 14, 2010:

4:55 PM Changeset [425] by mulligan
Removed Map.ma as no longer needed. Everything else seems to build …
4:51 PM Changeset [424] by mulligan
Tidied up English in last addition.
4:49 PM Changeset [423] by mulligan
Discussed partiality in the case of assembly: use of Maybe monad.
4:38 PM Changeset [422] by mulligan
Tweaks to the report.
4:13 PM Changeset [421] by mulligan
Removed duplicate "assembly1" function. Removed Ocaml code from file.
4:12 PM Changeset [420] by mulligan
All proof obligations closed.
2:13 PM Changeset [419] by mulligan
Type errors fixed, need to close additional proof obligations.
12:08 PM Changeset [418] by mulligan
Fixed type error in Mov instruction implementation.

Dec 13, 2010:

6:48 PM Changeset [417] by campbell
Minor typo.
6:38 PM Changeset [416] by campbell
Fix printing of switch statements as matita terms.
6:35 PM Changeset [415] by campbell
A couple of amusing examples.
6:03 PM Changeset [414] by mulligan
Got a few more cases working.
5:52 PM Changeset [413] by campbell
Add example of executing C semantics.
5:52 PM Changeset [412] by campbell
Add example of animation.
5:11 PM Changeset [411] by campbell
Note associativity of IOMonad, subject to extensionality.
5:00 PM Changeset [410] by mulligan
Using bitvectortries for a dictionary doesn't work even if we …
3:58 PM Changeset [409] by campbell
Update a couple of examples; put support for animation in its own file.
1:04 PM Changeset [408] by campbell
Add missing diagram.
12:43 PM Changeset [407] by campbell
Mention version of compcert used.
12:12 PM Changeset [406] by campbell
Move description of 8051 memory model out of C semantics.
11:47 AM Changeset [405] by campbell
Move C semantics to the appropriate deliverable directory.
11:43 AM Changeset [404] by campbell
Update C-semantics README.
11:13 AM Changeset [403] by mulligan
Removed stray ncheck so that files will now compile.
12:02 AM Changeset [402] by campbell
Revise D3.1, add notes on files.

Dec 11, 2010:

4:16 PM Changeset [401] by campbell
Keep a depends file in the repository for the C-semantics.
4:16 PM Changeset [400] by campbell
Minor changes for the new version of matita.

Dec 10, 2010:

5:05 PM Changeset [399] by campbell
Rearrange executable semantics a little.

Dec 9, 2010:

8:35 PM Changeset [398] by campbell
This time actually prove the result I intended.
4:48 PM Changeset [397] by mulligan
Changed layout of document title.
4:47 PM Changeset [396] by mulligan
More changes.
3:33 PM Changeset [395] by mulligan
Lots added from this afternoon to report. Implemented nearly all …
11:55 AM Changeset [394] by mulligan
Commit of what I did this morning.

Dec 8, 2010:

6:08 PM Changeset [393] by campbell
A few more details in D3.1.
4:56 PM Changeset [392] by campbell
Work around cofixpoint unfolding problem. We only use axioms in …
4:56 PM Changeset [391] by campbell
Comment out daemon and its uses - we don't need the properties of the …
3:14 PM Changeset [390] by mulligan
Implemented some of the changes suggested by CSC.
12:18 PM Changeset [389] by campbell
Sort out minor inconsistency between semantics.
11:40 AM Changeset [388] by campbell
Tidy up some decidability functions.

Dec 7, 2010:

7:06 PM Changeset [387] by campbell
Sort out equality checking of types.
5:23 PM Changeset [386] by campbell
Whole program equivalence result for the Clight executable and …
5:22 PM Changeset [385] by campbell
Almost finished whole program equivalence.
4:22 PM Changeset [384] by mulligan
Fixed problem in Abstract.
4:12 PM Changeset [383] by mulligan
First draft of report finished.
11:23 AM Changeset [382] by mulligan
Changes from this morning.

Dec 6, 2010:

5:17 PM Changeset [381] by campbell
Some d3.1 work.
5:14 PM Changeset [380] by mulligan
More added on subtyping stuff, etc.
4:03 PM Changeset [379] by campbell
More whole execution equivalence - need ability to unfold cofixpoints …
11:49 AM Changeset [378] by campbell
More work on equivalence of whole executions.
11:44 AM Changeset [377] by mulligan
Description of techniques related to validation of O'Caml emulator.
10:19 AM Changeset [376] by mulligan
Work on describing sparse bitvector tries.
10:03 AM Changeset [375] by mulligan
More work on report.

Dec 5, 2010:

11:54 PM Changeset [374] by sacerdot
1) notation for cast fixed 2) ambiguity reduced: Empty => VEmpty, Cons …
9:55 PM Changeset [373] by sacerdot
Order of declaration of notations changed to put more precise …

Dec 3, 2010:

11:52 PM Changeset [372] by sacerdot
No more axioms! All proofs completed. (Interrupts, I/O and timers not …
4:47 PM Changeset [371] by mulligan
Report started. Background/introduction finished (first draft). …
4:47 PM Changeset [370] by mulligan
Most of critical lemma done. Hole remaining that I can't coax matita …
10:33 AM Changeset [369] by mulligan
Proof of missing lemma seems to be done, but won't Qed. My version of …

Dec 2, 2010:

6:27 PM Changeset [368] by mulligan
All 450 proof obligations closed.
5:13 PM Changeset [367] by mulligan
Added decidable equality for addressing_mode_tags.
4:41 PM Changeset [366] by campbell
Make I/O type safe, removing a discrepancy between the executable and …
4:40 PM Changeset [365] by campbell
Soundness (really completeness) of Wrong executions.
4:36 PM Changeset [364] by mulligan
Added subvector_with function.
2:03 PM Changeset [363] by mulligan
Resolved conflicts. Added new get_index' which hides the proof …
11:53 AM Changeset [362] by sacerdot
Less ambiguous definitions.
10:52 AM Changeset [361] by sacerdot
10:43 AM Changeset [360] by sacerdot
Missing include added.
10:25 AM Changeset [359] by mulligan
add_n_with_carry and sub_n_with_carry now both return bitvectors of …
10:15 AM Changeset [358] by mulligan
Added \bot to all absd cases in execute_1 to get rid of as many open …
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