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|
use proc_macro2::TokenStream as TokenStream2;
use quote::quote;
use rtic_syntax::ast::App;
use crate::{analyze::Analysis, check::Extra};
mod assertions;
mod dispatchers;
mod hardware_tasks;
mod idle;
mod init;
mod local_resources;
mod local_resources_struct;
mod module;
mod post_init;
mod pre_init;
mod shared_resources;
mod shared_resources_struct;
mod software_tasks;
mod timer_queue;
mod util;
#[allow(clippy::too_many_lines)]
pub fn app(app: &App, analysis: &Analysis, extra: &Extra) -> TokenStream2 {
let mut mod_app = vec![];
let mut mains = vec![];
let mut root = vec![];
let mut user = vec![];
// Generate the `main` function
let assertion_stmts = assertions::codegen(app, analysis, extra);
let pre_init_stmts = pre_init::codegen(app, analysis, extra);
let (mod_app_init, root_init, user_init, call_init) = init::codegen(app, analysis, extra);
let post_init_stmts = post_init::codegen(app, analysis);
let (mod_app_idle, root_idle, user_idle, call_idle) = idle::codegen(app, analysis, extra);
user.push(quote!(
#user_init
#user_idle
));
root.push(quote!(
#(#root_init)*
#(#root_idle)*
));
mod_app.push(quote!(
#mod_app_init
#(#mod_app_idle)*
));
let main = util::suffixed("main");
mains.push(quote!(
#[doc(hidden)]
mod rtic_ext {
use super::*;
#[no_mangle]
unsafe extern "C" fn #main() -> ! {
#(#assertion_stmts)*
#(#pre_init_stmts)*
#[inline(never)]
fn __rtic_init_resources<F>(f: F) where F: FnOnce() {
f();
}
// Wrap late_init_stmts in a function to ensure that stack space is reclaimed.
__rtic_init_resources(||{
#call_init
#(#post_init_stmts)*
});
#call_idle
}
}
));
let (mod_app_shared_resources, mod_shared_resources) =
shared_resources::codegen(app, analysis, extra);
let (mod_app_local_resources, mod_local_resources) =
local_resources::codegen(app, analysis, extra);
let (mod_app_hardware_tasks, root_hardware_tasks, user_hardware_tasks) =
hardware_tasks::codegen(app, analysis, extra);
let (mod_app_software_tasks, root_software_tasks, user_software_tasks) =
software_tasks::codegen(app, analysis, extra);
let mod_app_dispatchers = dispatchers::codegen(app, analysis, extra);
let mod_app_timer_queue = timer_queue::codegen(app, analysis, extra);
let user_imports = &app.user_imports;
let user_code = &app.user_code;
let name = &app.name;
let device = &extra.device;
let monotonic_parts: Vec<_> = app
.monotonics
.iter()
.map(|(_, monotonic)| {
let name = &monotonic.ident;
let name_str = &name.to_string();
let ident = util::monotonic_ident(name_str);
let doc = &format!(
"This module holds the static implementation for `{}::now()`",
name_str
);
let default_monotonic = if monotonic.args.default {
quote!(pub use #name::now;)
} else {
quote!()
};
quote! {
#default_monotonic
#[doc = #doc]
#[allow(non_snake_case)]
pub mod #name {
/// Read the current time from this monotonic
pub fn now() -> <super::super::#name as rtic::Monotonic>::Instant {
rtic::export::interrupt::free(|_| {
use rtic::Monotonic as _;
if let Some(m) = unsafe{ &mut *super::super::#ident.get_mut() } {
m.now()
} else {
<super::super::#name as rtic::Monotonic>::zero()
}
})
}
}
}
})
.collect();
let monotonics = if monotonic_parts.is_empty() {
quote!()
} else {
quote!(
pub use rtic::Monotonic as _;
/// Holds static methods for each monotonic.
pub mod monotonics {
#(#monotonic_parts)*
}
)
};
let rt_err = util::rt_err_ident();
quote!(
/// The RTIC application module
pub mod #name {
/// Always include the device crate which contains the vector table
use #device as #rt_err;
#monotonics
#(#user_imports)*
/// User code from within the module
#(#user_code)*
/// User code end
#(#user)*
#(#user_hardware_tasks)*
#(#user_software_tasks)*
#(#root)*
#mod_shared_resources
#mod_local_resources
#(#root_hardware_tasks)*
#(#root_software_tasks)*
/// app module
#(#mod_app)*
#(#mod_app_shared_resources)*
#(#mod_app_local_resources)*
#(#mod_app_hardware_tasks)*
#(#mod_app_software_tasks)*
#(#mod_app_dispatchers)*
#(#mod_app_timer_queue)*
#(#mains)*
}
)
}
|
