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258 Commits

Author SHA1 Message Date
Danila Fedorin f0b0d51b48 Add unproven lemma about fold implication 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 23:38:23 -07:00
Danila Fedorin 8ff88f9f9e Move helper code into separate function 
I'll need to reuse it.

Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 23:35:02 -07:00
Danila Fedorin c1581075d3 Add more test programs 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 23:30:23 -07:00
Danila Fedorin 838aaf9c58 Start end-to-end proof of correctness 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 23:30:03 -07:00
Danila Fedorin 4ac9dffa9b Prove that the var->lattice maps respect equality 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 22:53:21 -07:00
Danila Fedorin 3f5551d70c Add a lemma about the effect of joinAll 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 22:34:02 -07:00
Danila Fedorin 5837fdf19b Prove that 'updateAll' has preservation 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 22:29:36 -07:00
Danila Fedorin 4350919871 Add proof about setVariablesForState 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 22:09:56 -07:00
Danila Fedorin 7fe46b014c Slightly simplify evaluation code 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 22:05:50 -07:00
Danila Fedorin 66d229c493 Prove that multi-statement evaluation "preserves" the validity of the analysis 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 21:51:53 -07:00
Danila Fedorin 1b8bea8957 Use foldl in multi-statement evaluation 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 21:50:38 -07:00
Danila Fedorin dd8cdcd10c Add proofs about monotonicity of foldl 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 21:48:41 -07:00
Danila Fedorin ad4592d4d2 Switch to using implicit arguments where needed 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 21:34:17 -07:00
Danila Fedorin 8d0d87d2d9 Start on proofs of correctness 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 20:50:21 -07:00
Danila Fedorin cfa3375de5 Expose more functions from FiniteMap 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 20:50:05 -07:00
Danila Fedorin 6b116ed960 Forward some map function to Finite{,Value}Map 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-05-08 20:34:15 -07:00
Danila Fedorin 3859826293 Define interpretation of the sign lattice 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-30 21:58:41 -07:00
Danila Fedorin be50c76cb1 Add more higher-order primitives 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-30 21:56:34 -07:00
Danila Fedorin 112a5087ef Tentative start on proving correctness 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-30 19:20:02 -07:00
Danila Fedorin ccb7abc501 Remove unused code from Utils 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-30 19:15:38 -07:00
Danila Fedorin 91b5d108f6 Simplify proofs about 'loop' using concatenation lemma 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-29 21:28:21 -07:00
Danila Fedorin c574ca9c56 Prove that graphs build by buildCfg are sufficient 
That is, if we have a (semantic) trace, we can
find a corresponding path through the CFG.

Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-29 20:57:43 -07:00
Danila Fedorin bbfba34e05 Prove another (simple) case 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-28 13:37:03 -07:00
Danila Fedorin aec15573fc Add properties of end-to-end traces on loops 2024-04-28 12:53:25 -07:00
Danila Fedorin b4d395767d Simplify operations used for constructing graphs 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-28 12:40:50 -07:00
Danila Fedorin 07550bc214 Prove 'sufficiency' for if-else. 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-28 12:10:12 -07:00
Danila Fedorin 9366ec4a97 Allow promoting end-to-end traces too 2024-04-28 12:00:06 -07:00
Danila Fedorin 0fb884eb07 Use implicit arguments for more things 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-28 11:43:49 -07:00
Danila Fedorin 6b44ac1feb Make graph arguments implicit where possible 2024-04-28 11:37:08 -07:00
Danila Fedorin 69a4e8eb5c Add some helpers and rewrite code 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-27 17:43:16 -07:00
Danila Fedorin 4fee16413a Define end-to-end path concatenation and prove one more case 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-27 17:34:50 -07:00
Danila Fedorin 316e56f2bc Dip toes into creating end-to-end traces 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-27 15:27:46 -07:00
Danila Fedorin ab40a27e78 Formulate correctness of buildCfg using end-to-end traces 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-27 14:56:19 -07:00
Danila Fedorin f555947184 Promote traces through loop 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-27 14:38:07 -07:00
Danila Fedorin 660f6594fd Allow promoting traces through graph composition 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-27 14:28:00 -07:00
Danila Fedorin fb32315f58 Allow traces to be promoted through graph overlaying 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-27 14:18:16 -07:00
Danila Fedorin 037358308f Fix up Graph construction 2024-04-27 13:50:06 -07:00
Danila Fedorin f2b8084a9c Delete code that won't be used for this approach 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-25 23:13:15 -07:00
Danila Fedorin c00c8e3e85 Use different graph operations to implement construction 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-25 23:10:41 -07:00
Danila Fedorin b134c143ca Start working on proving 'sufficiency' 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-20 21:37:28 -07:00
Danila Fedorin e218d1b7a3 Add formalization of 'traces through graph' 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-20 21:36:58 -07:00
Danila Fedorin 6e3f06ca5d Add a new 'properties' module 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-20 20:25:40 -07:00
Danila Fedorin 54b11d21b0 Start working on proving facts about graph construction 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-20 19:31:47 -07:00
Danila Fedorin f3e0d5f2e3 Use 'data' instead of aliases to prove reasoning properties 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-20 19:31:13 -07:00
Danila Fedorin 855bf3f56c Add functions to reason about the 'monotonic state' operations 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-20 18:09:01 -07:00
Danila Fedorin 2f91ca113e Make 'MonotonicPredicate' into another typeclass 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-13 20:56:56 -07:00
Danila Fedorin 7571cb7451 Extract 'monotonic state' into its own module 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-13 20:46:30 -07:00
Danila Fedorin fc27b045d3 Remove nested module from Graphs 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-13 19:33:58 -07:00
Danila Fedorin de956cdc6a Split the Language file into modules 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-13 18:39:38 -07:00
Danila Fedorin 7ed7f20227 Add missing edge 
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
 2024-04-13 15:30:07 -07:00