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authorGravatar Emil Fresk <emil.fresk@gmail.com> 2023-01-23 20:05:47 +0100
committerGravatar Henrik Tjäder <henrik@tjaders.com> 2023-03-01 00:33:31 +0100
commit306aa47170fd59369b7a184924e287dc3706d64d (patch)
tree75a331a63a4021f078e330bf2ce4edb1228e2ecf /macros/src/codegen/local_resources_struct.rs
parentb8b881f446a226d6f3c4a7db7c9174590b47dbf6 (diff)
downloadrtic-306aa47170fd59369b7a184924e287dc3706d64d.tar.gz
rtic-306aa47170fd59369b7a184924e287dc3706d64d.tar.zst
rtic-306aa47170fd59369b7a184924e287dc3706d64d.zip
Add rtic-timer (timerqueue + monotonic) and rtic-monotonics (systick-monotonic)
Diffstat (limited to 'macros/src/codegen/local_resources_struct.rs')
-rw-r--r--macros/src/codegen/local_resources_struct.rs102
1 files changed, 0 insertions, 102 deletions
diff --git a/macros/src/codegen/local_resources_struct.rs b/macros/src/codegen/local_resources_struct.rs
deleted file mode 100644
index 100c3eb5..00000000
--- a/macros/src/codegen/local_resources_struct.rs
+++ /dev/null
@@ -1,102 +0,0 @@
-use crate::syntax::{
- ast::{App, TaskLocal},
- Context,
-};
-use proc_macro2::TokenStream as TokenStream2;
-use quote::quote;
-
-use crate::codegen::util;
-
-/// Generates local resources structs
-pub fn codegen(ctxt: Context, app: &App) -> (TokenStream2, TokenStream2) {
- let resources = match ctxt {
- Context::Init => &app.init.args.local_resources,
- Context::Idle => {
- &app.idle
- .as_ref()
- .expect("RTIC-ICE: unable to get idle name")
- .args
- .local_resources
- }
- Context::HardwareTask(name) => &app.hardware_tasks[name].args.local_resources,
- Context::SoftwareTask(name) => &app.software_tasks[name].args.local_resources,
- };
-
- let task_name = util::get_task_name(ctxt, app);
-
- let mut fields = vec![];
- let mut values = vec![];
-
- for (name, task_local) in resources {
- let (cfgs, ty, is_declared) = match task_local {
- TaskLocal::External => {
- let r = app.local_resources.get(name).expect("UNREACHABLE");
- (&r.cfgs, &r.ty, false)
- }
- TaskLocal::Declared(r) => (&r.cfgs, &r.ty, true),
- };
-
- let lt = if ctxt.runs_once() {
- quote!('static)
- } else {
- quote!('a)
- };
-
- let mangled_name = if matches!(task_local, TaskLocal::External) {
- util::static_local_resource_ident(name)
- } else {
- util::declared_static_local_resource_ident(name, &task_name)
- };
-
- fields.push(quote!(
- #(#cfgs)*
- #[allow(missing_docs)]
- pub #name: &#lt mut #ty
- ));
-
- let expr = if is_declared {
- // If the local resources is already initialized, we only need to access its value and
- // not go through an `MaybeUninit`
- quote!(&mut *#mangled_name.get_mut())
- } else {
- quote!(&mut *(&mut *#mangled_name.get_mut()).as_mut_ptr())
- };
-
- values.push(quote!(
- #(#cfgs)*
- #name: #expr
- ));
- }
-
- fields.push(quote!(
- #[doc(hidden)]
- pub __rtic_internal_marker: ::core::marker::PhantomData<&'a ()>
- ));
-
- values.push(quote!(__rtic_internal_marker: ::core::marker::PhantomData));
-
- let doc = format!("Local resources `{}` has access to", ctxt.ident(app));
- let ident = util::local_resources_ident(ctxt, app);
- let item = quote!(
- #[allow(non_snake_case)]
- #[allow(non_camel_case_types)]
- #[doc = #doc]
- pub struct #ident<'a> {
- #(#fields,)*
- }
- );
-
- let constructor = quote!(
- impl<'a> #ident<'a> {
- #[inline(always)]
- #[allow(missing_docs)]
- pub unsafe fn new() -> Self {
- #ident {
- #(#values,)*
- }
- }
- }
- );
-
- (item, constructor)
-}