feat: add avx2 Goldilocks (#151)

* feat: add draft struct

* feat: impl add

* bugfix for avx by lo

* add aknowledge

* add aknowledge

* use nightly version rustc

Author: SuccinctPaul

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: nightly
           override: true
       - run: rustup component add rustfmt
       - uses: actions-rs/cargo@v1
@@ -49,7 +49,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: nightly
           override: true
       - run: rustup component add clippy
       - run: cargo clippy --all-targets -- -D warnings

algebraic/src/arch/mod.rs

@@ -0,0 +1,2 @@
+#[cfg(target_arch = "x86_64")]
+pub mod x86_64;