

@1905

8 years 
boender 
 plugging gap in assembly proof



@1904

8 years 
mulligan 
Problem with proof fixed by noting that problem is actually irrelevant



@1903

8 years 
mulligan 
Small changes prior to experiment



@1902

8 years 
mulligan 
Reverted needless changes to StructuredTraces?



@1901

8 years 
mulligan 
Slight changes to StructuredTraces?: should not change too much



@1900

8 years 
mulligan 
CostProof? complete, modulo some daemons and axioms in earlier files



@1899

8 years 
mulligan 
Changes to statements of theorems



@1898

8 years 
mulligan 
Ported changes from ASMCosts.ma into CostsProof?.ma and got everything …



@1897

8 years 
mulligan 
Changes to proof, and pushed through those changes to rest of the file.



@1896

8 years 
mulligan 
Finished horror proof



@1895

8 years 
mulligan 
Split the ASMCosts files while working on traverse_code_internal. A …



@1894

8 years 
mulligan 
Closed a hole in the proof by deriving a contradiction using even_p …



@1893

8 years 
campbell 
Show stronger result about labelling of expressions.



@1892

8 years 
mulligan 
Lots of work from today



@1891

8 years 
mulligan 
Nightmarish proofs on bitvectors. Trying to find some way of making …



@1890

8 years 
boender 
 added comment about bitvector translation



@1889

8 years 
boender 
 some pages of article



@1888

8 years 
campbell 
Show that labelling of expressions works ...
after fixing it to match …



@1887

8 years 
boender 
 added SEFM2012 directory
 some progress in assembly



@1886

8 years 
boender 
 improvements for disambiguation and quick(er) typing



@1885

8 years 
boender 
 updated assembler with new definition of occurs_exactly_once



@1884

8 years 
campbell 
Syntax changes to fit Paolo's commit.



@1883

8 years 
campbell 
Ilias' switch removal code, plus a test.



@1882

8 years 
tranquil 
big update, alas incomplete:
joint changed a bit, and all BE languages …



@1881

8 years 
campbell 
Resurrect version of exec_up_to which shows the final state.



@1880

8 years 
campbell 
Show that RTLabs flat traces are determined by their starting state, …



@1879

8 years 
boender 
 Policy compiles until the end, still some (fairly trivial) cases …



@1878

8 years 
campbell 
Enforce typing of constants in frontend, plus binops for RTLabs.



@1877

8 years 
campbell 
Update RTLabs structured traces for typed binops and new memory model.



@1876

8 years 
campbell 
Update Cexec soundness proof.
Change finishes_with predicate to …



@1875

8 years 
campbell 
Update brief memory model test.



@1874

8 years 
campbell 
First cut at using backend memory model throughout.
Note the …



@1873

8 years 
campbell 
Fix up earlier frontend value conversion work.



@1872

8 years 
campbell 
Make binary operations in Cminor/RTLabs properly typed.
A few extra …



@1871

8 years 
campbell 
Change Clight to Cminor compilation to use gotos rather than loops, …



@1870

8 years 
boender 
 changed sigma00 in Assembly to use foldl_strong + proved invariants …



@1869

8 years 
mulligan 
a load of axioms closed in ASMCosts file



@1831

8 years 
mulligan 
small changes to asmcosts file to refactor proof



@1812

8 years 
campbell 
Provide a combined type for terminating and nonterminating structured …



@1811

8 years 
boender 
 corrected definition of geb



@1810

8 years 
boender 
 new version of policy that compiles up to the final glue



@1809

8 years 
boender 
 committed partially compiling version of policy (up until …



@1808

8 years 
campbell 
Create a Prop version of the nonterminating structured traces so that …



@1807

8 years 
mulligan 
some changes, as finally worked out what i was up to prior to working …



@1806

8 years 
campbell 
Show that we could construct RTLabs nonterminating structured traces …



@1805

8 years 
campbell 
RTLabs structured traces: package up some of the properties we need …



@1784

8 years 
campbell 
Start on proof of existence of nonterminating RTLabs structured traces.



@1783

8 years 
campbell 
Remove junk from nonterminating structured traces.



@1782

8 years 
campbell 
Correct bad inversion.



@1765

8 years 
campbell 
Rule out final states in nonterminating executions chunks (RTLabs …



@1764

8 years 
campbell 
Terminating function preserve the property that the execution does not …



@1736

8 years 
campbell 
Show that the bound on the number of instructions until a cost label …



@1730

8 years 
sacerdot 
Minor changes while studying the proof.



@1729

8 years 
sacerdot 
Comment left from SVN merge removed.



@1719

8 years 
campbell 
Show that nontermination survives a terminating function call.



@1713

8 years 
campbell 
Add a distinguished final state to the frontend languages to match up …



@1712

8 years 
campbell 
Show that constructing an RTLabs structure trace really does use a …



@1711

8 years 
mulligan 
finished block_cost' proof: 1.5 minutes to typecheck qed.



@1710

8 years 
mulligan 
changes from friday afternoon



@1709

8 years 
mulligan 
Changes to the execution of the MOVC instruction



@1707

8 years 
campbell 
Progress on finite segments of infinite RTLabs structured trace.



@1706

8 years 
campbell 
Checkpoint RTLabs structured traces.



@1705

8 years 
campbell 
Checkpoint RTLabs labelling soundness work.



@1697

8 years 
mulligan 
important bug found



@1696

8 years 
mulligan 
finished adding russell types to the traverse_cost_* functions



@1695

8 years 
mulligan 
Progress on CostsProof?.ma file.



@1693

8 years 
mulligan 
Changes to ASMCosts and CostsProofs? files to get everything working again.



@1692

8 years 
mulligan 
resolved conflict in asm costs this morning



@1691

8 years 
sacerdot 
Some progress in the proof: less daemons, less hypotheses in lemmas.



@1684

8 years 
mulligan 
changes from the past week



@1682

8 years 
campbell 
Complete proof for as_after_return for RTLabs.



@1681

8 years 
campbell 
Checkpoint of stack preservation work in RTLabs.



@1680

8 years 
campbell 
Comment out unused tailcalls in Cminor and RTLabs.
(They would be a …



@1675

8 years 
campbell 
Some work on sound labelled for RTLabs.



@1672

8 years 
campbell 
Matita now generates a couple of inversion lemmas that were manually …



@1671

8 years 
campbell 
A little more on RTLabs infinite traces.



@1670

8 years 
campbell 
Snapshot of nonterminating RTLabs structured traces work.



@1669

8 years 
mulligan 
Commit for claudio



@1668

8 years 
boender 
 split build_maps into build_maps and build_maps_ok
 work with CSC …



@1667

8 years 
sacerdot 
Main lemma for the main_thm of AssemblyProof? redeclared as an axiom …



@1666

8 years 
sacerdot 
PreStatus? datatype change: the code_memory field is not a left …



@1665

8 years 
mulligan 
progress on closing holes in block_cost' proof



@1663

8 years 
mulligan 
old cases working again, work on new ones



@1658

8 years 
mulligan 
asm costs changes from today



@1656

8 years 
campbell 
Minor fixups to RTLabs/Traces due to syntax changes.



@1655

8 years 
campbell 
Update Cminor and RTLabs semantics to use new monad definitions.



@1654

8 years 
campbell 
Corrections to structured trace definitions (see the mailing list). …



@1653

8 years 
campbell 
Start on building finite sections of nonterminating structured traces.



@1652

8 years 
campbell 
Forgot to apply 1583 to nonterminating case.



@1651

8 years 
campbell 
Start looking at nonterminating structured traces by defining …



@1650

8 years 
mulligan 
changes over the last couple of days: stuck due to matita producing …



@1649

8 years 
boender 
 changes to Assembly for integration with Policy and easier use of …



@1648

8 years 
mulligan 
new version of utilities/monad.ma with typecheck command comented out



@1647

8 years 
tranquil 
* corrected some notation problems
* adapted Cligth with slight …



@1646

8 years 
mulligan 
finished the block_costs computation, and propagated the changes …



@1645

8 years 
mulligan 
more progress on the ASMCosts work: block_costs is now complete …



@1644

8 years 
tranquil 
minor changes



@1643

8 years 
tranquil 
* some changes in everything
* separated extensions in sequential and …



@1642

8 years 
mulligan 
finished big proof in all but two cases



@1641

8 years 
tranquil 
* semanticsUtils_paolo.ma contains code to generate both graph and …


