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add target types for custom predicates (#223)

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* add target types for custom predicates

* simplify

* fix clippy

* fix typo

* don't use ref for NativePredicate

* fix wrong len

* apply feedback from @ax0
This commit is contained in:
Eduard S. 2025-05-07 11:09:38 +02:00 • committed by GitHub
parent bf394eada3
commit 726f95483d
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6 changed files with 527 additions and 123 deletions
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24
src/backends/plonky2/circuits/signedpod.rs
View file

@ -3,17 +3,16 @@ use std::iter;
use itertools::Itertools;
use plonky2::{
hash::hash_types::{HashOut, HashOutTarget},
iop::{
target::Target,
witness::{PartialWitness, WitnessWrite},
},
iop::witness::{PartialWitness, WitnessWrite},
plonk::circuit_builder::CircuitBuilder,
};
use crate::{
backends::plonky2::{
basetypes::D,
circuits::common::{CircuitBuilderPod, StatementArgTarget, StatementTarget, ValueTarget},
circuits::common::{
CircuitBuilderPod, PredicateTarget, StatementArgTarget, StatementTarget, ValueTarget,
},
error::Result,
primitives::{
merkletree::{
@ -24,8 +23,8 @@ use crate::{
signedpod::SignedPod,
},
middleware::{
hash_str, Key, NativePredicate, Params, PodType, Predicate, RawValue, ToFields, Value, F,
KEY_SIGNER, KEY_TYPE, SELF,
hash_str, Key, NativePredicate, Params, PodType, RawValue, Value, F, KEY_SIGNER, KEY_TYPE,
SELF,
},
};
@ -91,10 +90,8 @@ impl SignedPodVerifyTarget {
self_id: bool,
) -> Vec<StatementTarget> {
let mut statements = Vec::new();
let predicate: [Target; Params::predicate_size()] = builder
.constants(&Predicate::Native(NativePredicate::ValueOf).to_fields(&self.params))
.try_into()
.expect("size predicate_size");
let predicate =
PredicateTarget::new_native(builder, &self.params, NativePredicate::ValueOf);
let pod_id = if self_id {
builder.constant_value(SELF.0.into())
} else {
@ -111,7 +108,10 @@ impl SignedPodVerifyTarget {
.chain(iter::repeat_with(|| StatementArgTarget::none(builder)))
.take(self.params.max_statement_args)
.collect();
let statement = StatementTarget { predicate, args };
let statement = StatementTarget {
predicate: predicate.clone(),
args,
};
statements.push(statement);
}
statements