

@1547

9 years 
sacerdot 
Invariant on cost of one execution step strengthened.



@1544

9 years 
sacerdot 
StructuredTraces? inhabited for object code.



@1541

9 years 
mulligan 
interpret.ma now compiles



@1540

9 years 
mulligan 
changes to proof in interrupt.ma



@1538

9 years 
mulligan 
changes to execute_1_0 proof



@1534

9 years 
mulligan 
committing my changes to interpret to prevent any further conflicts



@1533

9 years 
sacerdot 
Proof of execute_1 with Russell completed (up to some daemon used before).



@1530

9 years 
campbell 
Update due to Russell changes.



@1528

9 years 
campbell 
Update most of Assembly.ma with new syntax and identifier maps.
Change …



@1527

9 years 
sacerdot 
More on Russell.



@1526

9 years 
sacerdot 
Using Russell to prove some properties.



@1524

9 years 
boender 
 adapted files to new Matita syntax



@1522

9 years 
mulligan 
changes to preamble and lin to asm pass, resolved conflict in interpret



@1521

9 years 
sacerdot 
Syntax change in Matita: change what where => change where what.



@1519

9 years 
campbell 
More syntax updates.



@1518

9 years 
campbell 
Update to new syntax.



@1516

9 years 
sacerdot 
Ported to syntax of Matita 0.99.1.



@1515

9 years 
campbell 
Add type of maps on positive binary numbers, and use them for …



@1514

9 years 
mulligan 
changes from today. matita keeps dieing



@1511

9 years 
mulligan 
proofs, added, changes to execute_1_0 function therefore required to …



@1509

9 years 
mulligan 
i hate subtraction over the nats



@1506

9 years 
mulligan 
changes to costs proof over weekend



@1503

9 years 
mulligan 
inductive type complete



@1502

9 years 
mulligan 
changes to inductive defn



@1501

9 years 
sacerdot 
We must take in account the labelled_p predicate.



@1500

9 years 
sacerdot 
Proof sketch for one of the two main proofs.



@1499

9 years 
mulligan 
part way through main statement transcription



@1498

9 years 
mulligan 
added new file for proof that costs are preserved at asm level



@1497

9 years 
mulligan 
a bit of tidying up, removing dead code, etc.



@1496

9 years 
mulligan 
problem fixed with tactics missing a semicolon to stop greedy parsing



@1495

9 years 
mulligan 
proper calculation of costs



@1494

9 years 
mulligan 
changes to get everything compiling again



@1493

9 years 
mulligan 
finished well labeled check, up to injectivity of the label map



@1487

9 years 
mulligan 
committing some code for well labelling



@1486

9 years 
mulligan 
finished asm costs



@1485

9 years 
sacerdot 
Less nice definitiion of add_with_carries that avoids a quadratic …



@1484

9 years 
sacerdot 
…



@1482

9 years 
sacerdot 
1. very long standing conflict committed (but don't ask me what the …



@1479

9 years 
boender 
 added insert_lookup_opt
 assembly compiles now



@1478

9 years 
sacerdot 
Almost completed (up to is_finals).



@1476

9 years 
sacerdot 
…



@1475

9 years 
sacerdot 
Towards the two fullexec transition systems that represent …



@1474

9 years 
mulligan 
adding missing asmcosts file for computing the costs of an assembly …



@1463

9 years 
mulligan 
added erasure for lin



@1461

9 years 
mulligan 
rewrote erasure for assembly programs



@1460

9 years 
mulligan 
most of cost label erasure for assembly language complete, with one …



@1459

9 years 
boender 
 moved stronger occurs_exactly_once lemma to its proper place in …



@1426

9 years 
boender 
removed axiom



@1424

9 years 
sacerdot 
1. fold function over BitVectorTries? moved from ERTLToLTL to …



@1417

9 years 
boender 
 proved that jumps always increase  this should make termination easy



@1416

9 years 
sacerdot 
Maps from hardware registers to beval now implemented in ASM/I8051 (in …



@1415

9 years 
sacerdot 
1. hwreg_store/retrieve no longer returns a res (but it is still …



@1404

9 years 
boender 
 reworked + added
 added an axiom to arithmetic, but should be provable



@1393

9 years 
boender 
 added invariant for policy trie to assembly
 change (syntax only) …



@1363

9 years 
boender 
 done stuff with create_label_trie



@1335

9 years 
sacerdot 
Ported to new Matita stdlib.



@1333

9 years 
sacerdot 
Avoid using the name of the construction of jmeq.



@1330

9 years 
campbell 
Evict obsolete file.



@1323

9 years 
campbell 
Reduce number of notations for destructive let on pairs to one.



@1316

9 years 
campbell 
Merge in idlookupbranch to trunk.



@1309

9 years 
boender 
 refounded JEP



@1279

9 years 
sacerdot 
Bug fixed in definition of ltb.



@1207

9 years 
campbell 
Second part of fixing temporaries in Clight to Cminor stage.



@1193

9 years 
mulligan 
work on colouring algorithm halted as it can be axiomatised. now …



@1187

9 years 
mulligan 
fixed build.ma



@1161

9 years 
mulligan 
changes from today: merged ertl, ltl and lin into one datatype to …



@1159

9 years 
boender 
 added 'nth' theorems
 moved up \bot a bit



@1145

9 years 
mulligan 
changed naming in i8051 of classes of registers to make them consistent



@1119

9 years 
sacerdot 
Type for evaluation of opaccs fixed (maybe wrongly: should it return …



@1112

9 years 
mulligan 
got lin > asm stuff working



@1103

9 years 
boender 
 reverted to old policy



@1094

9 years 
mulligan 
some changes from today to do with liveness analyses



@1089

9 years 
mulligan 
more changes from earlier in the week



@1075

9 years 
mulligan 
nearly completed rtl > ertl pass removing all option types with dep. types



@1074

9 years 
boender 
 added lookup lemma



@1071

9 years 
mulligan 
changes the specific form that the added proofs take to use None, not …



@1070

9 years 
campbell 
Show that entry and exit labels are in the RTLabs graph.



@1069

9 years 
campbell 
Change odd proof obligation problem back.



@1066

9 years 
mulligan 
changes from today



@1064

9 years 
mulligan 
changes from today, nearly complete rtlabs translation pass



@1063

9 years 
mulligan 
changes from today



@1062

9 years 
mulligan 
separated jmeq and coercions from foldstuff.ma in order to fix the …



@1061

9 years 
mulligan 
more work, bug found, ridiculous map3 function with dep. types added



@1060

9 years 
mulligan 
work from this morning and yesterday



@1059

9 years 
mulligan 
work from today, bit of a mess at the moment



@1057

9 years 
mulligan 
changes from today



@1054

9 years 
boender 
 proven policy safe



@1052

9 years 
mulligan 
removed offsets after reading cerco mailing list



@1045

9 years 
mulligan 
resolved conflict in rtlabs



@1044

9 years 
boender 
 more fold/forall stuff



@1043

9 years 
sacerdot 
Axiom commented out.



@1042

9 years 
sacerdot 
Dead code removed.
Slow code uncommented.



@1041

9 years 
sacerdot 
fetch_assembly is still working after bug fix



@1040

9 years 
sacerdot 
Bug fixed in assembly.



@1039

9 years 
sacerdot 
fetch_assembly_pseudo2 repaired from dependent type madness



@1038

9 years 
boender 
 some more BVT improvements



@1037

9 years 
sacerdot 
Main theorem: comments are working again.



@1036

9 years 
sacerdot 
…



@1035

9 years 
sacerdot 
Main theorem (broken because of dependent types) almost restored.



@1034

9 years 
boender 
various & sundry fold/forall lemmas


