Neon MVP

.cargo/config.toml

@@ -6,3 +6,10 @@ rustflags = ["-C", "control-flow-guard"]
 # by setting RUSTFLAGS in the enviornment: RUSTFLAGS="-C target-cpu=x86-64"
 [target.'cfg(target_arch="x86_64")']
 rustflags = ["-C", "target-cpu=x86-64-v3"]
+
+# If running on an Aarch64 CPU, this enables the `neon` and `dotprod`.
+#
+# Generally speaking, CPUs like Apple M-series and Graviton 2+ will support `dotprod`, so
+# enabling this seems acceptable.
+[target.'cfg(target_arch="aarch64")']
+rustflags = ["-C", "target-feature=+neon,+dotprod"]

.github/workflows/ci.yml

@@ -234,6 +234,7 @@ jobs:
         os:
           - windows-latest
           - ubuntu-latest
+          - ubuntu-24.04-arm
 
     steps:
       - uses: actions/checkout@v4