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Updated examples and rtic-name

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This commit is contained in:
Henrik Tjäder 2020-09-08 17:51:10 +00:00
parent b29a0c1348
commit e2364aae3e
11 changed files with 141 additions and 342 deletions
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127
examples/local-cfg.rs
View file

@ -1,127 +0,0 @@
//! examples/local.rs
#![deny(unsafe_code)]
#![deny(warnings)]
#![no_main]
#![no_std]
#[cfg(
any(
feature = "feature_s",
feature = "feature_e1",
feature = "feature_e2",
feature = "feature_l1",
feature = "feature_l2"
)
)
]
use cortex_m_semihosting::hprintln;
use cortex_m_semihosting::debug;
use lm3s6965::Interrupt;
use panic_semihosting as _;
#[rtfm::app(device = lm3s6965)]
const APP: () = {
struct Resources {
// An early resource
#[cfg(feature = "feature_s")]
#[init(0)]
shared: u32,
// A local (move), early resource
#[cfg(feature = "feature_l1")]
#[task_local]
#[init(1)]
l1: u32,
// An exclusive, early resource
#[cfg(feature = "feature_e1")]
#[lock_free]
#[init(1)]
e1: u32,
// A local (move), late resource
#[task_local]
#[cfg(feature = "feature_l2")]
l2: u32,
// An exclusive, late resource
#[cfg(feature = "feature_e2")]
#[lock_free]
e2: u32,
}
#[init]
fn init(_: init::Context) -> init::LateResources {
rtfm::pend(Interrupt::UART0);
rtfm::pend(Interrupt::UART1);
init::LateResources {
#[cfg(feature = "feature_e2")]
e2: 2,
#[cfg(feature = "feature_l2")]
l2: 2
}
}
// `shared` cannot be accessed from this context
// l1 ok (task_local)
// e2 ok (lock_free)
#[idle(resources =[#[cfg(feature = "feature_l1")]l1, e2])]
fn idle(_cx: idle::Context) -> ! {
#[cfg(feature = "feature_l1")]
hprintln!("IDLE:l1 = {}", _cx.resources.l1).unwrap();
#[cfg(feature = "feature_e2")]
hprintln!("IDLE:e2 = {}", _cx.resources.e2).unwrap();
debug::exit(debug::EXIT_SUCCESS);
loop {}
}
// `shared` can be accessed from this context
// l2 ok (task_local)
// e1 ok (lock_free)
#[task(priority = 1, binds = UART0, resources = [shared, #[cfg(feature = "feature_l2")]l2, #[cfg(feature = "feature_e1")]e1])]
fn uart0(_cx: uart0::Context) {
#[cfg(feature = "feature_s")]
let shared: &mut u32 = _cx.resources.shared;
#[cfg(feature = "feature_s")]
{
*shared += 1;
}
#[cfg(feature = "feature_e1")]
{
// Unless put in a closure, the following error:
// error[E0658]: attributes on expressions are experimental
// --> examples/local-cfg.rs:69:9
// 69 | #[cfg(feature = "feature_x")]
// | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
// = note: see issue #15701
// <https://github.com/rust-lang/rust/issues/15701> for more information
*_cx.resources.e1 += 10;
}
#[cfg(feature = "feature_s")]
hprintln!("UART0: shared = {}", shared).unwrap();
#[cfg(feature = "feature_l2")]
hprintln!("UART0:l2 = {}", _cx.resources.l2).unwrap();
#[cfg(feature = "feature_e1")]
hprintln!("UART0:e1 = {}", _cx.resources.e1).unwrap();
}
// `shared` can be accessed from this context
// e1 ok (lock_free)
#[task(priority = 1, binds = UART1, resources = [#[cfg(feature = "feature_s")]shared, #[cfg(feature = "feature_e1")]e1])]
fn uart1(_cx: uart1::Context) {
#[cfg(feature = "feature_s")]
let shared: &mut u32 = _cx.resources.shared;
#[cfg(feature = "feature_s")]
{
*shared += 1;
}
#[cfg(feature = "feature_s")]
hprintln!("UART1: shared = {}", shared).unwrap();
#[cfg(feature = "feature_e1")]
hprintln!("UART1:e1 = {}", _cx.resources.e1).unwrap();
}
};

15
examples/static.rs
View file

@ -1,4 +1,4 @@
//! examples/late.rs
//! examples/static.rs
#![deny(unsafe_code)]
#![deny(warnings)]
@ -14,9 +14,14 @@ use heapless::{
use lm3s6965::Interrupt;
use panic_semihosting as _;
#[rtfm::app(device = lm3s6965)]
const APP: () = {
#[rtic::app(device = lm3s6965)]
mod app {
use crate::U4;
use crate::{Consumer, Producer};
// Late resources
#[resources]
struct Resources {
p: Producer<'static, u32, U4>,
c: Consumer<'static, u32, U4>,
@ -40,7 +45,7 @@ const APP: () = {
debug::exit(debug::EXIT_SUCCESS);
} else {
rtfm::pend(Interrupt::UART0);
rtic::pend(Interrupt::UART0);
}
}
}
@ -51,4 +56,4 @@ const APP: () = {
*KALLE += 1;
c.resources.p.enqueue(42).unwrap();
}
};
}

13
examples/local_minimal.rs → examples/task-local-minimal.rs
View file

@ -1,4 +1,4 @@
//! examples/local_minimal.rs
//! examples/task-local_minimal.rs
#![deny(unsafe_code)]
#![deny(warnings)]
#![no_main]
@ -7,8 +7,9 @@
use cortex_m_semihosting::{debug, hprintln};
use panic_semihosting as _;
#[rtfm::app(device = lm3s6965)]
const APP: () = {
#[rtic::app(device = lm3s6965)]
mod app {
#[resources]
struct Resources {
// A local (move), late resource
#[task_local]
@ -25,6 +26,8 @@ const APP: () = {
fn idle(cx: idle::Context) -> ! {
hprintln!("IDLE:l = {}", cx.resources.l).unwrap();
debug::exit(debug::EXIT_SUCCESS);
loop {}
loop {
cortex_m::asm::nop();
}
}
}
};

17
examples/local.rs → examples/task-local.rs
View file

@ -1,4 +1,4 @@
//! examples/local.rs
//! examples/task-local.rs
#![deny(unsafe_code)]
#![deny(warnings)]
@ -9,8 +9,9 @@ use cortex_m_semihosting::{debug, hprintln};
use lm3s6965::Interrupt;
use panic_semihosting as _;
#[rtfm::app(device = lm3s6965)]
const APP: () = {
#[rtic::app(device = lm3s6965)]
mod app {
#[resources]
struct Resources {
// An early resource
#[init(0)]
@ -37,8 +38,8 @@ const APP: () = {
#[init]
fn init(_: init::Context) -> init::LateResources {
rtfm::pend(Interrupt::UART0);
rtfm::pend(Interrupt::UART1);
rtic::pend(Interrupt::UART0);
rtic::pend(Interrupt::UART1);
init::LateResources { e2: 2, l2: 2 }
}
@ -50,7 +51,9 @@ const APP: () = {
hprintln!("IDLE:l1 = {}", cx.resources.l1).unwrap();
hprintln!("IDLE:e2 = {}", cx.resources.e2).unwrap();
debug::exit(debug::EXIT_SUCCESS);
loop {}
loop {
cortex_m::asm::nop();
}
}
// `shared` can be accessed from this context
@ -76,4 +79,4 @@ const APP: () = {
hprintln!("UART1: shared = {}", shared).unwrap();
hprintln!("UART1:e1 = {}", cx.resources.e1).unwrap();
}
};
}

8
macros/Cargo.toml
View file

@ -21,10 +21,6 @@ proc-macro = true
proc-macro2 = "1"
quote = "1"
syn = "1"
#rtic-syntax = { git = "https://github.com/rtic-rs/rtic-syntax", branch = "master", version = "0.4.0" }
[dependencies.rtic-syntax]
git = "https://github.com/rtic-rs/rtic-syntax.git"
branch = "task_local_experiment"
version = "0.4.1"
#rtic-syntax = { git = "https://github.com/rtic-rs/rtic-syntax", branch = "task_local_experiment", version = "0.4.1" }
rtic-syntax = { git = "https://github.com/AfoHT/rtic-syntax", branch = "task_local_experiment", version = "0.4.1" }

165
macros/src/custom_local.rs
View file

@ -1,165 +0,0 @@
use syn::parse;
use std::collections::HashMap;
use proc_macro2::Ident;
use rtfm_syntax::{
analyze::Analysis,
ast::App,
};
use syn::Error;
type Idents<'a> = Vec<&'a Ident>;
// Assign an `extern` interrupt to each priority level
pub fn app(app: &App, _analysis: &Analysis) -> parse::Result<()> {
// collect task local resources
let task_local: Idents = app
.resources
.iter()
.filter(|(_, r)| r.properties.task_local)
.map(|(i, _)| i)
.chain(
app.late_resources
.iter()
.filter(|(_, r)| r.properties.task_local)
.map(|(i, _)| i),
)
.collect();
let lock_free: Idents = app
.resources
.iter()
.filter(|(_, r)| r.properties.lock_free)
.map(|(i, _)| i)
.chain(
app.late_resources
.iter()
.filter(|(_, r)| r.properties.lock_free)
.map(|(i, _)| i),
)
.collect();
// collect all tasks into a vector
type Task = String;
type Priority = u8;
let all_tasks: Vec<(Task, Idents, Priority)> = app
.idles
.iter()
.map(|(core, ht)| {
(
format!("Idle (core {})", core),
ht.args.resources.iter().map(|(v, _)| v).collect::<Vec<_>>(),
0
)
})
.chain(app.software_tasks.iter().map(|(name, ht)| {
(
name.to_string(),
ht.args.resources.iter().map(|(v, _)| v).collect::<Vec<_>>(),
ht.args.priority
)
}))
.chain(app.hardware_tasks.iter().map(|(name, ht)| {
(
name.to_string(),
ht.args.resources.iter().map(|(v, _)| v).collect::<Vec<_>>(),
ht.args.priority
)
}))
.collect();
// check that task_local resources is only used once
let mut error = vec![];
for task_local_id in task_local.iter() {
let mut used = vec![];
for (task, tr, priority) in all_tasks.iter() {
for r in tr {
if task_local_id == r {
used.push((task, r, priority));
}
}
}
if used.len() > 1 {
error.push(Error::new(
task_local_id.span(),
format!(
"task local resource {:?} is used by multiple tasks",
task_local_id.to_string()
),
));
used.iter().for_each(|(task, resource, priority)| {
error.push(Error::new(
resource.span(),
format!(
"task local resource {:?} is used by task {:?} with priority {:?}",
resource.to_string(),
task,
priority
),
))
});
}
}
let mut lf_res_with_error = vec![];
let mut lf_hash = HashMap::new();
for lf_res in lock_free.iter() {
for (task, tr, priority) in all_tasks.iter() {
for r in tr {
// Get all uses of resources annotated lock_free
if lf_res == r {
// HashMap returns the previous existing object if old.key == new.key
if let Some(lf_res) = lf_hash.insert(r.to_string(), (task, r, priority)) {
// Check if priority differ, if it does, append to
// list of resources which will be annotated with errors
if priority != lf_res.2 {
lf_res_with_error.push(lf_res.1);
lf_res_with_error.push(r);
}
// If the resource already violates lock free properties
if lf_res_with_error.contains(&r) {
lf_res_with_error.push(lf_res.1);
lf_res_with_error.push(r);
}
}
}
}
}
}
// Add error message in the resource struct
for r in lock_free {
if lf_res_with_error.contains(&&r) {
error.push(Error::new(
r.span(),
format!(
"Lock free resource {:?} is used by tasks at different priorities",
r.to_string(),
),
));
}
}
// Add error message for each use of the resource
for resource in lf_res_with_error.clone() {
error.push(Error::new(
resource.span(),
format!(
"Resource {:?} is declared lock free but used by tasks at different priorities",
resource.to_string(),
),
));
}
// collect errors
if error.is_empty() {
Ok(())
} else {
let mut err = error.iter().next().unwrap().clone();
error.iter().for_each(|e| err.combine(e.clone()));
Err(err)
}
}

15
macros/src/lib.rs
View file

@ -10,7 +10,6 @@ use rtic_syntax::Settings;
mod analyze;
mod check;
mod codegen;
mod custom_local;
#[cfg(test)]
mod tests;
@ -215,27 +214,13 @@ pub fn app(args: TokenStream, input: TokenStream) -> TokenStream {
Ok(x) => x,
};
match custom_local::app(&app, &analysis) {
Err(e) => return e.to_compile_error().into(),
Ok(_) => {}
}
let extra = match check::app(&app, &analysis) {
Err(e) => return e.to_compile_error().into(),
Ok(x) => x,
};
// println!("extra {:?}", extra);
let analysis = analyze::app(analysis, &app);
// println!("after analysis, extra {:?}", extra);
// match custom_local::app(&app, &analysis) {
// Err(e) => return e.to_compile_error().into(),
// Ok(_) => {}
// }
let ts = codegen::app(&app, &analysis, &extra);
// Try to write the expanded code to disk

15
examples/local-cfg-task-local.rs → ui/single/local-cfg-task-local-err.rs
View file

@ -5,13 +5,14 @@
#![no_main]
#![no_std]
use cortex_m_semihosting::hprintln;
use cortex_m_semihosting::debug;
use cortex_m_semihosting::hprintln;
use lm3s6965::Interrupt;
use panic_semihosting as _;
#[rtfm::app(device = lm3s6965)]
const APP: () = {
#[rtic::app(device = lm3s6965)]
mod app {
#[resources]
struct Resources {
// A local (move), early resource
#[cfg(feature = "feature_l1")]
@ -26,13 +27,13 @@ const APP: () = {
#[init]
fn init(_: init::Context) -> init::LateResources {
rtfm::pend(Interrupt::UART0);
rtfm::pend(Interrupt::UART1);
rtic::pend(Interrupt::UART0);
rtic::pend(Interrupt::UART1);
init::LateResources {
#[cfg(feature = "feature_l2")]
l2: 2,
#[cfg(not(feature = "feature_l2"))]
l2: 5
l2: 5,
}
}
@ -62,4 +63,4 @@ const APP: () = {
#[cfg(not(feature = "feature_l2"))]
hprintln!("UART0:l2 = {}", _cx.resources.l2).unwrap();
}
};
}

37
ui/single/local-cfg-task-local-err.stderr Normal file
View file

@ -0,0 +1,37 @@
error: task local resource "l2" is used by multiple tasks
--> $DIR/local-cfg-task-local-err.rs:25:9
|
25 | l2: u32,
| ^^
error: task local resource "l2" is used by task "uart0" with priority 1
--> $DIR/local-cfg-task-local-err.rs:51:39
|
51 | #[cfg(feature = "feature_l2")]l2,
| ^^
error: task local resource "l2" is used by task "uart1" with priority 1
--> $DIR/local-cfg-task-local-err.rs:60:44
|
60 | #[cfg(not(feature = "feature_l2"))]l2
| ^^
warning: unused import: `cortex_m_semihosting::debug`
--> $DIR/local-cfg-task-local-err.rs:8:5
|
8 | use cortex_m_semihosting::debug;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: `#[warn(unused_imports)]` on by default
warning: unused import: `cortex_m_semihosting::hprintln`
--> $DIR/local-cfg-task-local-err.rs:9:5
|
9 | use cortex_m_semihosting::hprintln;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
warning: unused import: `lm3s6965::Interrupt`
--> $DIR/local-cfg-task-local-err.rs:10:5
|
10 | use lm3s6965::Interrupt;
| ^^^^^^^^^^^^^^^^^^^

11
examples/local_err.rs → ui/single/local-err.rs
View file

@ -11,8 +11,9 @@ use cortex_m_semihosting::{debug, hprintln};
use lm3s6965::Interrupt;
use panic_semihosting as _;
#[rtfm::app(device = lm3s6965)]
const APP: () = {
#[rtic::app(device = lm3s6965)]
mod app {
#[resources]
struct Resources {
// An early resource
#[init(0)]
@ -39,8 +40,8 @@ const APP: () = {
#[init]
fn init(_: init::Context) -> init::LateResources {
rtfm::pend(Interrupt::UART0);
rtfm::pend(Interrupt::UART1);
rtic::pend(Interrupt::UART0);
rtic::pend(Interrupt::UART1);
init::LateResources { e2: 2, l2: 2 }
}
@ -79,4 +80,4 @@ const APP: () = {
hprintln!("UART1:l2 = {}", cx.resources.l2).unwrap();
hprintln!("UART1:e1 = {}", cx.resources.e1).unwrap();
}
};
}

60
ui/single/local-err.stderr Normal file
View file

@ -0,0 +1,60 @@
error: task local resource "l2" is used by multiple tasks
--> $DIR/local-err.rs:34:9
|
34 | l2: u32,
| ^^
error: task local resource "l2" is used by task "idle" with priority 0
--> $DIR/local-err.rs:52:28
|
52 | #[idle(resources =[l1, l2, e2])]
| ^^
error: task local resource "l2" is used by task "uart0" with priority 1
--> $DIR/local-err.rs:63:62
|
63 | #[task(priority = 1, binds = UART0, resources = [shared, l2, e1])]
| ^^
error: task local resource "l2" is used by task "uart1" with priority 2
--> $DIR/local-err.rs:74:62
|
74 | #[task(priority = 2, binds = UART1, resources = [shared, l2, e1])]
| ^^
error: Lock free resource "e1" is used by tasks at different priorities
--> $DIR/local-err.rs:30:9
|
30 | e1: u32,
| ^^
error: Resource "e1" is declared lock free but used by tasks at different priorities
--> $DIR/local-err.rs:63:66
|
63 | #[task(priority = 1, binds = UART0, resources = [shared, l2, e1])]
| ^^
error: Resource "e1" is declared lock free but used by tasks at different priorities
--> $DIR/local-err.rs:74:66
|
74 | #[task(priority = 2, binds = UART1, resources = [shared, l2, e1])]
| ^^
error: unused imports: `debug`, `hprintln`
--> $DIR/local-err.rs:10:28
|
10 | use cortex_m_semihosting::{debug, hprintln};
| ^^^^^ ^^^^^^^^
|
note: the lint level is defined here
--> $DIR/local-err.rs:4:9
|
4 | #![deny(warnings)]
| ^^^^^^^^
= note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
error: unused import: `lm3s6965::Interrupt`
--> $DIR/local-err.rs:11:5
|
11 | use lm3s6965::Interrupt;
| ^^^^^^^^^^^^^^^^^^^