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add opcode
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ohad-starkware committed Dec 3, 2024
1 parent 22c66dc commit 12405d4
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Showing 15 changed files with 5,310 additions and 4 deletions.
344 changes: 341 additions & 3 deletions stwo_cairo_prover/crates/prover/src/cairo_air/opcodes_air.rs

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pub mod component;
pub mod prover;

pub use component::{Claim, Component, Eval, InteractionClaim};
pub use prover::{ClaimGenerator, InputType, InteractionClaimGenerator};

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pub mod component;
pub mod prover;

pub use component::{Claim, Component, Eval, InteractionClaim};
pub use prover::{ClaimGenerator, InputType, InteractionClaimGenerator};

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pub mod component;
pub mod prover;

pub use component::{Claim, Component, Eval, InteractionClaim};
pub use prover::{ClaimGenerator, InputType, InteractionClaimGenerator};

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#![allow(non_camel_case_types)]
#![allow(unused_imports)]
use num_traits::{One, Zero};
use serde::{Deserialize, Serialize};
use stwo_prover::constraint_framework::logup::{LogupAtRow, LogupSums, LookupElements};
use stwo_prover::constraint_framework::{
EvalAtRow, FrameworkComponent, FrameworkEval, RelationEntry,
};
use stwo_prover::core::backend::simd::m31::LOG_N_LANES;
use stwo_prover::core::channel::Channel;
use stwo_prover::core::fields::m31::M31;
use stwo_prover::core::fields::qm31::SecureField;
use stwo_prover::core::fields::secure_column::SECURE_EXTENSION_DEGREE;
use stwo_prover::core::pcs::TreeVec;

use crate::relations;

pub struct Eval {
pub claim: Claim,
pub memoryaddresstoid_lookup_elements: relations::MemoryAddressToId,
pub memoryidtobig_lookup_elements: relations::MemoryIdToBig,
pub opcodes_lookup_elements: relations::Opcodes,
pub verifyinstruction_lookup_elements: relations::VerifyInstruction,
}

#[derive(Copy, Clone, Serialize, Deserialize)]
pub struct Claim {
pub n_calls: usize,
}
impl Claim {
pub fn log_sizes(&self) -> TreeVec<Vec<u32>> {
let log_size = std::cmp::max(self.n_calls.next_power_of_two().ilog2(), LOG_N_LANES);
let trace_log_sizes = vec![log_size; 26];
let interaction_log_sizes = vec![log_size; SECURE_EXTENSION_DEGREE * 9];
let preprocessed_log_sizes = vec![log_size];
TreeVec::new(vec![
preprocessed_log_sizes,
trace_log_sizes,
interaction_log_sizes,
])
}

pub fn mix_into(&self, channel: &mut impl Channel) {
channel.mix_u64(self.n_calls as u64);
}
}

#[derive(Copy, Clone, Serialize, Deserialize)]
pub struct InteractionClaim {
pub logup_sums: LogupSums,
}
impl InteractionClaim {
pub fn mix_into(&self, channel: &mut impl Channel) {
let (total_sum, claimed_sum) = self.logup_sums;
channel.mix_felts(&[total_sum]);
if let Some(claimed_sum) = claimed_sum {
channel.mix_felts(&[claimed_sum.0]);
channel.mix_u64(claimed_sum.1 as u64);
}
}
}

pub type Component = FrameworkComponent<Eval>;

impl FrameworkEval for Eval {
fn log_size(&self) -> u32 {
std::cmp::max(self.claim.n_calls.next_power_of_two().ilog2(), LOG_N_LANES)
}

fn max_constraint_log_degree_bound(&self) -> u32 {
self.log_size() + 1
}

#[allow(unused_parens)]
#[allow(clippy::double_parens)]
#[allow(non_snake_case)]
fn evaluate<E: EvalAtRow>(&self, mut eval: E) -> E {
let M31_0 = E::F::from(M31::from(0));
let M31_1 = E::F::from(M31::from(1));
let M31_134217728 = E::F::from(M31::from(134217728));
let M31_136 = E::F::from(M31::from(136));
let M31_2 = E::F::from(M31::from(2));
let M31_256 = E::F::from(M31::from(256));
let M31_262144 = E::F::from(M31::from(262144));
let M31_32768 = E::F::from(M31::from(32768));
let M31_32769 = E::F::from(M31::from(32769));
let M31_511 = E::F::from(M31::from(511));
let M31_512 = E::F::from(M31::from(512));
let input_pc_col0 = eval.next_trace_mask();
let input_ap_col1 = eval.next_trace_mask();
let input_fp_col2 = eval.next_trace_mask();
let offset0_col3 = eval.next_trace_mask();
let offset1_col4 = eval.next_trace_mask();
let dst_base_fp_col5 = eval.next_trace_mask();
let op0_base_fp_col6 = eval.next_trace_mask();
let ap_update_add_1_col7 = eval.next_trace_mask();
let dst_id_col8 = eval.next_trace_mask();
let msb_col9 = eval.next_trace_mask();
let mid_limbs_set_col10 = eval.next_trace_mask();
let dst_limb_0_col11 = eval.next_trace_mask();
let dst_limb_1_col12 = eval.next_trace_mask();
let dst_limb_2_col13 = eval.next_trace_mask();
let op0_id_col14 = eval.next_trace_mask();
let msb_col15 = eval.next_trace_mask();
let mid_limbs_set_col16 = eval.next_trace_mask();
let op0_limb_0_col17 = eval.next_trace_mask();
let op0_limb_1_col18 = eval.next_trace_mask();
let op0_limb_2_col19 = eval.next_trace_mask();
let op1_id_col20 = eval.next_trace_mask();
let msb_col21 = eval.next_trace_mask();
let mid_limbs_set_col22 = eval.next_trace_mask();
let op1_limb_0_col23 = eval.next_trace_mask();
let op1_limb_1_col24 = eval.next_trace_mask();
let op1_limb_2_col25 = eval.next_trace_mask();

// decode_instruction_9aed6a790187299c.

eval.add_to_relation(&[RelationEntry::new(
&self.verifyinstruction_lookup_elements,
E::EF::one(),
&[
input_pc_col0.clone(),
offset0_col3.clone(),
offset1_col4.clone(),
M31_32769.clone(),
dst_base_fp_col5.clone(),
op0_base_fp_col6.clone(),
M31_1.clone(),
M31_0.clone(),
M31_0.clone(),
M31_1.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
ap_update_add_1_col7.clone(),
M31_0.clone(),
M31_0.clone(),
M31_1.clone(),
],
)]);

// read_small.

eval.add_to_relation(&[RelationEntry::new(
&self.memoryaddresstoid_lookup_elements,
E::EF::one(),
&[
(((dst_base_fp_col5.clone() * input_fp_col2.clone())
+ ((M31_1.clone() - dst_base_fp_col5.clone()) * input_ap_col1.clone()))
+ (offset0_col3.clone() - M31_32768.clone())),
dst_id_col8.clone(),
],
)]);

// cond_decode_small_sign.

// msb is a bit.
eval.add_constraint((msb_col9.clone() * (msb_col9.clone() - M31_1.clone())));
// mid_limbs_set is a bit.
eval.add_constraint(
(mid_limbs_set_col10.clone() * (mid_limbs_set_col10.clone() - M31_1.clone())),
);
// Cannot have msb equals 0 and mid_limbs_set equals 1.
eval.add_constraint(
((M31_1.clone() * mid_limbs_set_col10.clone()) * (msb_col9.clone() - M31_1.clone())),
);

eval.add_to_relation(&[RelationEntry::new(
&self.memoryidtobig_lookup_elements,
E::EF::one(),
&[
dst_id_col8.clone(),
dst_limb_0_col11.clone(),
dst_limb_1_col12.clone(),
dst_limb_2_col13.clone(),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
(mid_limbs_set_col10.clone() * M31_511.clone()),
((M31_136.clone() * msb_col9.clone()) - mid_limbs_set_col10.clone()),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
(msb_col9.clone() * M31_256.clone()),
],
)]);

// read_small.

eval.add_to_relation(&[RelationEntry::new(
&self.memoryaddresstoid_lookup_elements,
E::EF::one(),
&[
(((op0_base_fp_col6.clone() * input_fp_col2.clone())
+ ((M31_1.clone() - op0_base_fp_col6.clone()) * input_ap_col1.clone()))
+ (offset1_col4.clone() - M31_32768.clone())),
op0_id_col14.clone(),
],
)]);

// cond_decode_small_sign.

// msb is a bit.
eval.add_constraint((msb_col15.clone() * (msb_col15.clone() - M31_1.clone())));
// mid_limbs_set is a bit.
eval.add_constraint(
(mid_limbs_set_col16.clone() * (mid_limbs_set_col16.clone() - M31_1.clone())),
);
// Cannot have msb equals 0 and mid_limbs_set equals 1.
eval.add_constraint(
((M31_1.clone() * mid_limbs_set_col16.clone()) * (msb_col15.clone() - M31_1.clone())),
);

eval.add_to_relation(&[RelationEntry::new(
&self.memoryidtobig_lookup_elements,
E::EF::one(),
&[
op0_id_col14.clone(),
op0_limb_0_col17.clone(),
op0_limb_1_col18.clone(),
op0_limb_2_col19.clone(),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
(mid_limbs_set_col16.clone() * M31_511.clone()),
((M31_136.clone() * msb_col15.clone()) - mid_limbs_set_col16.clone()),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
(msb_col15.clone() * M31_256.clone()),
],
)]);

// read_small.

eval.add_to_relation(&[RelationEntry::new(
&self.memoryaddresstoid_lookup_elements,
E::EF::one(),
&[
(input_pc_col0.clone() + M31_1.clone()),
op1_id_col20.clone(),
],
)]);

// cond_decode_small_sign.

// msb is a bit.
eval.add_constraint((msb_col21.clone() * (msb_col21.clone() - M31_1.clone())));
// mid_limbs_set is a bit.
eval.add_constraint(
(mid_limbs_set_col22.clone() * (mid_limbs_set_col22.clone() - M31_1.clone())),
);
// Cannot have msb equals 0 and mid_limbs_set equals 1.
eval.add_constraint(
((M31_1.clone() * mid_limbs_set_col22.clone()) * (msb_col21.clone() - M31_1.clone())),
);

eval.add_to_relation(&[RelationEntry::new(
&self.memoryidtobig_lookup_elements,
E::EF::one(),
&[
op1_id_col20.clone(),
op1_limb_0_col23.clone(),
op1_limb_1_col24.clone(),
op1_limb_2_col25.clone(),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
(mid_limbs_set_col22.clone() * M31_511.clone()),
((M31_136.clone() * msb_col21.clone()) - mid_limbs_set_col22.clone()),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
M31_0.clone(),
(msb_col21.clone() * M31_256.clone()),
],
)]);

// dst equals op0 + op1.
eval.add_constraint(
(((((dst_limb_0_col11.clone() + (dst_limb_1_col12.clone() * M31_512.clone()))
+ (dst_limb_2_col13.clone() * M31_262144.clone()))
- msb_col9.clone())
- (M31_134217728.clone() * mid_limbs_set_col10.clone()))
- (((((op0_limb_0_col17.clone()
+ (op0_limb_1_col18.clone() * M31_512.clone()))
+ (op0_limb_2_col19.clone() * M31_262144.clone()))
- msb_col15.clone())
- (M31_134217728.clone() * mid_limbs_set_col16.clone()))
+ ((((op1_limb_0_col23.clone()
+ (op1_limb_1_col24.clone() * M31_512.clone()))
+ (op1_limb_2_col25.clone() * M31_262144.clone()))
- msb_col21.clone())
- (M31_134217728.clone() * mid_limbs_set_col22.clone())))),
);
eval.add_to_relation(&[RelationEntry::new(
&self.opcodes_lookup_elements,
E::EF::one(),
&[
input_pc_col0.clone(),
input_ap_col1.clone(),
input_fp_col2.clone(),
],
)]);

eval.add_to_relation(&[RelationEntry::new(
&self.opcodes_lookup_elements,
-E::EF::one(),
&[
(input_pc_col0.clone() + M31_2.clone()),
(input_ap_col1.clone() + ap_update_add_1_col7.clone()),
input_fp_col2.clone(),
],
)]);

eval.finalize_logup();
eval
}
}
Original file line number Diff line number Diff line change
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pub mod component;
pub mod prover;

pub use component::{Claim, Component, Eval, InteractionClaim};
pub use prover::{ClaimGenerator, InputType, InteractionClaimGenerator};
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