chore: remove dummy simd impls

Author: GhostOfGauss

arith/src/extension_field/baby_bear_ext3.rs

@@ -1,7 +1,5 @@
 use super::ExtensionField;
-use crate::{
-    field_common, BabyBear, Field, FieldSerde, FieldSerdeResult, SimdField, BABYBEAR_MODULUS,
-};
+use crate::{field_common, BabyBear, Field, FieldSerde, FieldSerdeResult, BABYBEAR_MODULUS};
 use core::{
     iter::{Product, Sum},
     ops::{Add, AddAssign, Mul, MulAssign, Neg, Sub, SubAssign},
@@ -175,29 +173,6 @@ impl ExtensionField for BabyBearExt3 {
     }
 }
 
-// TODO: Actual SIMD impl
-// This is a dummy implementation to satisfy trait bounds
-impl SimdField for BabyBearExt3 {
-    type Scalar = Self;
-
-    fn scale(&self, challenge: &Self::Scalar) -> Self {
-        self * challenge
-    }
-
-    fn pack(base_vec: &[Self::Scalar]) -> Self {
-        debug_assert!(base_vec.len() == 1);
-        base_vec[0]
-    }
-
-    fn unpack(&self) -> Vec<Self::Scalar> {
-        vec![*self]
-    }
-
-    fn pack_size() -> usize {
-        1
-    }
-}
-
 impl Add<BabyBear> for BabyBearExt3 {
     type Output = Self;
 

arith/src/extension_field/baby_bear_ext4.rs

@@ -1,5 +1,5 @@
 use super::ExtensionField;
-use crate::{field_common, BabyBear, Field, FieldSerde, FieldSerdeResult, SimdField};
+use crate::{field_common, BabyBear, Field, FieldSerde, FieldSerdeResult};
 use core::{
     iter::{Product, Sum},
     ops::{Add, AddAssign, Mul, MulAssign, Neg, Sub, SubAssign},
@@ -199,29 +199,6 @@ impl ExtensionField for BabyBearExt4 {
     }
 }
 
-// TODO: Actual SIMD impl
-// This is a dummy implementation to satisfy trait bounds
-impl SimdField for BabyBearExt4 {
-    type Scalar = Self;
-
-    fn scale(&self, challenge: &Self::Scalar) -> Self {
-        self * challenge
-    }
-
-    fn pack(base_vec: &[Self::Scalar]) -> Self {
-        debug_assert!(base_vec.len() == 1);
-        base_vec[0]
-    }
-
-    fn unpack(&self) -> Vec<Self::Scalar> {
-        vec![*self]
-    }
-
-    fn pack_size() -> usize {
-        1
-    }
-}
-
 impl Add<BabyBear> for BabyBearExt4 {
     type Output = Self;