feat: benchmarks (#3)

* add benchmark

* chore: add complex circuit

* feat: enable parallel / asm

* bench: use pre-calculated matrices/constraints

* chore: bump ethers-rs

* chore: fmt

* feat: add benches for differently sized circuits (#6)

* feat: update bench circuit

* feat: add benches for many sizes

* fix: adjust bench parameters

* fix: remove sym

* chore: fmt

* fix: point to correct commit of groth16

* fix: update function names to upstream

* fix: update function names to upstream

Co-authored-by: Kobi Gurkan <kobigurk@gmail.com>

src/lib.rs

@@ -2,6 +2,7 @@
 //!
 //! Provides bindings to Circom's R1CS, for Groth16 Proof and Witness generation in Rust.
 mod witness;
+pub use witness::WitnessCalculator;
 
 pub mod circom;
 pub use circom::{CircomBuilder, CircomCircuit, CircomConfig, CircomReduction};

src/zkey.rs

@@ -361,7 +361,7 @@ mod tests {
     use crate::witness::WitnessCalculator;
     use crate::{circom::CircomReduction, CircomBuilder, CircomConfig};
     use ark_groth16::{
-        create_proof_with_qap_and_matrices, create_random_proof_with_reduction as prove,
+        create_proof_with_reduction_and_matrices, create_random_proof_with_reduction as prove,
         prepare_verifying_key, verify_proof,
     };
     use ark_std::rand::thread_rng;
@@ -881,7 +881,7 @@ mod tests {
         let full_assignment = wtns
             .calculate_witness_element::<Bn254, _>(inputs, false)
             .unwrap();
-        let proof = create_proof_with_qap_and_matrices::<_, CircomReduction>(
+        let proof = create_proof_with_reduction_and_matrices::<_, CircomReduction>(
             &params,
             r,
             s,