

@2737

7 years 
garnier 
Commit of current proof state for Clight to Cminor translation.



@2734

7 years 
mckinna 
yet another puzzling automation failure, in the repaired case:
"" …



@2722

7 years 
campbell 
It's easier to keep the real function identifier in frontend …



@2706

7 years 
mckinna 
repaired contentious broken automation
at end of subgoal 9 of case (* …



@2701

7 years 
sacerdot 
Automation failure fixed by replacing with hand made proof.



@2699

7 years 
mckinna 
simplified dependencies somewhat



@2698

7 years 
mckinna 
simplified dependencies



@2692

7 years 
garnier 
Add some more constraints in clight_cminor_data.



@2686

7 years 
mckinna 
two minor modifications to assist disambiguation of "lookup"
file …



@2682

7 years 
campbell 
Don't apply inv in after_n_steps to last state.



@2680

7 years 
mckinna 
proofs which previously succeeded fail, thanks to fold on positive_map …



@2677

7 years 
campbell 
Retain the pointer for the function called in frontend call states
so …



@2668

7 years 
campbell 
Intermediate measurable proof checkin before I change its traces again.



@2667

7 years 
garnier 
Clight to Cminor, statements: some cases down. Subset of the …



@2654

7 years 
garnier 
Memory injections in a coherent state.



@2645

7 years 
sacerdot 
1. some broken backend files repaires, several still to go
2. the …



@2619

7 years 
campbell 
Update some test cases.



@2608

7 years 
garnier 
Regions are no more stored in blocks. block_region now tests the id, …



@2601

7 years 
sacerdot 
Extraction to ocaml is now working, with a couple of bugs left.
One …



@2600

7 years 
garnier 
Memory injections are now only defined relatively to block ids, not …



@2598

7 years 
garnier 
Tentative, partial draft for the definition of ClightCminor …



@2597

7 years 
campbell 
Some work in progress on measurable subtrace preservation.



@2594

7 years 
garnier 
Some fixes in memory injections, and some holes filled.



@2591

7 years 
garnier 
Moved simulation proof for expressions in toCminorCorrectnessExpr.ma, …



@2588

7 years 
garnier 
modified Cexec/Csem? semantics:
. force andbool and orbool types to be …



@2582

7 years 
garnier 
Some progress on CL to CM.



@2578

7 years 
garnier 
Progress on CL to CM, fixed some stuff in memory injections.



@2576

7 years 
campbell 
Add conditional test case that also uses switch removal.



@2574

7 years 
campbell 
Update labelling simulation proofs due to some changes elsewhere.



@2572

7 years 
garnier 
Progress on toCminorCorrectness.



@2569

7 years 
campbell 
Fix Clight semantics for ptr + char. (Compiler works anyway.)



@2568

7 years 
campbell 
Relax some Clight type checks to Cminor type checks to avoid …



@2565

7 years 
garnier 
Cl to Cm progress.



@2560

7 years 
garnier 
Fix in trace gen for CL



@2554

7 years 
garnier 
Proof of expression translation correctness "mostly" done for CL to …



@2545

7 years 
garnier 
Comitting current progress of CL to CM



@2535

7 years 
campbell 
Add the trivial C program with check that there's a measurable subtrace.



@2533

7 years 
campbell 
Some fall out from removing floats.



@2527

7 years 
garnier 
Progress on CL to CM.



@2510

7 years 
garnier 
Some progress on the Cl > Cm front



@2505

7 years 
mckinna 
Cleaned up compiler.ma; some refactoring/additional code needed in …



@2500

7 years 
garnier 
Continuing work on simulation in Clight/Cminor?



@2496

7 years 
garnier 
Some tentative work on the simulation proof for expressions, in order …



@2489

7 years 
campbell 
Conjecture some Clight/Cminor? simulation results.



@2488

7 years 
garnier 
glitch fixed



@2487

7 years 
campbell 
Set up "after_n_steps" to enforce an invariant on states.



@2483

7 years 
garnier 
Memory injections for Clight to Cminor, partially axiomatized.



@2471

7 years 
campbell 
Tame global environments a little.



@2469

7 years 
campbell 
Fix up opaque type errors from recent changes.



@2468

7 years 
garnier 
Floats are gone from the frontend. Some trace amount might remain in …



@2466

7 years 
campbell 
Show how global environments in clight to cminor pass match up.



@2465

7 years 
campbell 
Remove obsolete comment (runtime functions should be implemented later …



@2460

7 years 
campbell 
Rest of variable characterisation.



@2458

7 years 
campbell 
Clight to Cminor allocates stack variables to disjoint regions within …



@2450

7 years 
garnier 
Minor typo



@2449

7 years 
garnier 
Documentation added.



@2448

7 years 
garnier 
Comitting current state of switch removal.



@2441

7 years 
garnier 
Moved general stuff on memories from switchRemoval to MemProperties?, …



@2438

7 years 
garnier 
Sync of the w.i.p. for switch removal.



@2433

7 years 
campbell 
Tidy up Clight pointer comparison.



@2429

7 years 
garnier 
Restrict semantics of pointer comparison to what CompCert? does  i.e. …



@2428

7 years 
campbell 
Tighten requirements on switch statements in Clight to only give …



@2407

7 years 
campbell 
Sigh, continue in for loops was broken too.



@2399

7 years 
campbell 
Fill in some details about the statement of correctness.



@2395

7 years 
campbell 
Proper handling of comparison of pointers offtheend of an object.
We …



@2393

7 years 
campbell 
A pointer comparison test case that illustrates a bug.



@2392

7 years 
campbell 
Labelling translations of && and  need a lot of cost labelling to …



@2391

7 years 
campbell 
Revert "Put the postloop cost label into the Clight while statement …



@2389

7 years 
campbell 
Fix dowhile statements, and carefully arrange the translation so that …



@2388

7 years 
campbell 
Example of each type of control flow statement, plus minor fix to …



@2387

7 years 
garnier 
Revamped memory extensions, proved stuff on freeing blocks and on …



@2386

7 years 
garnier 
Implementation of constructive finite sets based on lists. Various …



@2385

7 years 
campbell 
Minor housekeeping.



@2384

7 years 
campbell 
Move Matita pretty printers into place.



@2353

7 years 
campbell 
Put the postloop cost label into the Clight while statement to get …



@2338

7 years 
campbell 
Use much nicer definition for making several steps in the labelling …



@2332

7 years 
garnier 
Some progress on switch removal. Small fix in the definition of free, …



@2328

7 years 
campbell 
Cut down the notion of a Clight labelled state to those where we pick …



@2326

7 years 
campbell 
More accurate notion of labelled states in Clight.



@2325

7 years 
campbell 
Fill out some Clight bits and pieces in correctness.ma.



@2319

7 years 
campbell 
Generate perprogram cost labels rather than perfunction ones, and …



@2312

7 years 
garnier 
Memory injections, to be revised



@2304

7 years 
garnier 
Strengthened proof of associativity of bitvector addition. Some more …



@2302

7 years 
garnier 
Finally proved associativity of addition on bitvectors. Rejoice.



@2298

7 years 
garnier 
WIP: converting switch removal from Z to bitvectors. Does not compile, …



@2271

7 years 
garnier 
Proof of correction for the semantics of expressions under memory …



@2263

7 years 
garnier 
Finished proving semantics preservation under memory injections for …



@2255

7 years 
garnier 
Had to modify the definition of memory injections to prove that …



@2253

7 years 
campbell 
Cminor to RTLabs is now a total function.



@2252

7 years 
campbell 
Use the return statement invariant. Restructure the invariants for …



@2251

7 years 
campbell 
Add new invariant to Cminor that return typs should be respected.



@2250

7 years 
campbell 
Tidy up Clight to Cminor pass a bit.



@2249

7 years 
campbell 
Tweak Cminor invariant to be slightly more readable/extendable.



@2234

7 years 
garnier 
Progress on proving semantics preservation under memory injections.



@2232

7 years 
campbell 
Remove unused block structure in Cminor.



@2231

7 years 
garnier 
Various tiny lemmas used in at least two files in the forntend.



@2227

7 years 
garnier 
* New version of the switch removal algorithm, described at the top of …



@2219

7 years 
campbell 
Speed up cast simplification proof checking a bit.



@2203

7 years 
campbell 
A general result about simulations of executions.



@2202

7 years 
campbell 
Start defining equivalent executions.


