Add Clash numeric types plus basic impls

firmware-support/bittide-hal-c/Cargo.toml

@@ -10,6 +10,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [build-dependencies]
+bittide-macros = { path = "../bittide-macros" }
 memmap-generate = { path = "../memmap-generate" }
 
 [dependencies]

firmware-support/bittide-hal/build.rs

@@ -366,6 +366,30 @@ fn annotate_types(
 
 fn generate_type_ref_imports(ctx: &IrCtx, refs: &TypeReferences) -> TokenStream {
     let mut code = TokenStream::new();
+    if refs.use_bitvec {
+        code.extend(quote! {
+            use crate::manual_additions::bitvector::BitVector;
+            use bittide_macros::BitVector;
+        });
+    }
+    if refs.use_index {
+        code.extend(quote! {
+            use crate::manual_additions::index::Index;
+            use bittide_macros::Index;
+        });
+    }
+    if refs.use_signed {
+        code.extend(quote! {
+            use crate::manual_additions::signed::Signed;
+            use bittide_macros::Signed;
+        });
+    }
+    if refs.use_unsigned {
+        code.extend(quote! {
+            use crate::manual_additions::unsigned::Unsigned;
+            use bittide_macros::Unsigned;
+        });
+    }
     for ty_ref in &refs.references {
         let name = &ctx.type_names[*ty_ref].base;
         let module = ident(IdentType::Module, name);

firmware-support/bittide-hal/src/lib.rs

@@ -3,6 +3,7 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #![no_std]
+#![recursion_limit = "146"]
 
 // Since this module gets generated, running rustfmt on a
 // non-built source tree will error.