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Fix custom predicate circuits and add tests for them (#235)

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* add tests, fix custom predicates

* wip

* wip

* fix custom predicates

* modularize code

* fix typos

* remove scratch file

* update

* Update src/backends/plonky2/circuits/mainpod.rs

Co-authored-by: Ahmad Afuni <root@ahmadafuni.com>

---------

Co-authored-by: Ahmad Afuni <root@ahmadafuni.com>
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Eduard S. 2025-05-16 13:17:14 +02:00 • committed by GitHub
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25
book/src/statements.md
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@ -24,18 +24,19 @@ The following table summarises the natively-supported statements, where we write
| Code | Identifier | Args | Meaning |
|------|---------------|---------------------|-------------------------------------------------------------------|
| 0 | `None` | | no statement (useful for padding) |
| 1 | `ValueOf` | `ak`, `value` | `value_of(ak) = value` |
| 2 | `Eq` | `ak1`, `ak2` | `value_of(ak1) = value_of(ak2)` |
| 3 | `NEq` | `ak1`, `ak2` | `value_of(ak1) != value_of(ak2)` |
| 4 | `Gt` | `ak1`, `ak2` | `value_of(ak1) > value_of(ak2)` |
| 5 | `LEq` | `ak1`, `ak2` | `value_of(ak1) <= value_of(ak2)` |
| 6 | `Contains` | `ak1`, `ak2` | `(key_of(ak2), value_of(ak2)) ∈ value_of(ak1)` (Merkle inclusion) |
| 7 | `NotContains` | `ak1`, `ak2` | `(key_of(ak2), value_of(ak2)) ∉ value_of(ak1)` (Merkle exclusion) |
| 8 | `SumOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = value_of(ak2) + value_of(ak3)` |
| 9 | `ProductOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = value_of(ak2) * value_of(ak3)` |
| 10 | `MaxOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = max(value_of(ak2), value_of(ak3))` |
| 11 | `HashOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = hash(value_of(ak2), value_of(ak3))` |
| 0 | `None` | | no statement, always true (useful for padding) |
| 1 | `False` | | always false (useful for padding disjunctions) |
| 2 | `ValueOf` | `ak`, `value` | `value_of(ak) = value` |
| 3 | `Eq` | `ak1`, `ak2` | `value_of(ak1) = value_of(ak2)` |
| 4 | `NEq` | `ak1`, `ak2` | `value_of(ak1) != value_of(ak2)` |
| 5 | `Gt` | `ak1`, `ak2` | `value_of(ak1) > value_of(ak2)` |
| 6 | `LEq` | `ak1`, `ak2` | `value_of(ak1) <= value_of(ak2)` |
| 7 | `Contains` | `ak1`, `ak2` | `(key_of(ak2), value_of(ak2)) ∈ value_of(ak1)` (Merkle inclusion) |
| 8 | `NotContains` | `ak1`, `ak2` | `(key_of(ak2), value_of(ak2)) ∉ value_of(ak1)` (Merkle exclusion) |
| 9 | `SumOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = value_of(ak2) + value_of(ak3)` |
| 10 | `ProductOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = value_of(ak2) * value_of(ak3)` |
| 11 | `MaxOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = max(value_of(ak2), value_of(ak3))` |
| 12 | `HashOf` | `ak1`, `ak2`, `ak3` | `value_of(ak1) = hash(value_of(ak2), value_of(ak3))` |
### Frontend statements