game: reimplement print_aiger

* spot/twaalgos/aiger.cc, spot/twaalgos/aiger.hh: Reimplement
print_aiger for speed gain, also heuristics to minimize the number
of gates as well as different encoding types have been added.
* bin/ltlsynt.cc: Make the new options for print-aiger available.
* tests/core/ltlsynt.test: Adjust tests.
This commit is contained in:
philipp 2020-06-10 18:12:47 +02:00 committed by Alexandre Duret-Lutz
parent f5965966e9
commit 0d43bedacb
5 changed files with 562 additions and 214 deletions

5
NEWS
View file

@ -13,6 +13,11 @@ New in spot 2.9.4.dev (not yet released)
- ltlsynt learned --print-game-hoa to output its internal parity
game in the HOA format (with an extension described below).
- ltlsynt --aiger option now takes an optional argument indicating
how the bdd and states are to be encoded in the aiger output.
Choices are "ITE" for the if-then-else normal form or "ISOP" for
relying on irreducible sums of products.
Library:
- Historically, Spot labels automata by Boolean formulas over