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authorgoueslati <[email protected]>2023-06-12 14:27:53 +0100
committergoueslati <[email protected]>2023-06-12 14:27:53 +0100
commit2d89cfb18f00aefbfa108728dfea3398e80ea3e4 (patch)
tree6485dacac7e61c4378ac522e709edb0a86bd7523 /embassy-macros/src/macros
parent2dd5ce83ec0421564e85b667f5dabd592f313e5c (diff)
parentab86b060500ceda1c80e39f35af69cb08a7b63a2 (diff)
fix merge conflict
Diffstat (limited to 'embassy-macros/src/macros')
-rw-r--r--embassy-macros/src/macros/cortex_m_interrupt.rs66
-rw-r--r--embassy-macros/src/macros/cortex_m_interrupt_declare.rs21
-rw-r--r--embassy-macros/src/macros/mod.rs2
3 files changed, 0 insertions, 89 deletions
diff --git a/embassy-macros/src/macros/cortex_m_interrupt.rs b/embassy-macros/src/macros/cortex_m_interrupt.rs
deleted file mode 100644
index 13af8ca07..000000000
--- a/embassy-macros/src/macros/cortex_m_interrupt.rs
+++ /dev/null
@@ -1,66 +0,0 @@
1use std::iter;
2
3use darling::FromMeta;
4use proc_macro2::TokenStream;
5use quote::quote;
6use syn::{ReturnType, Type, Visibility};
7
8use crate::util::ctxt::Ctxt;
9
10#[derive(Debug, FromMeta)]
11struct Args {}
12
13pub fn run(args: syn::AttributeArgs, mut f: syn::ItemFn) -> Result<TokenStream, TokenStream> {
14 let _args = Args::from_list(&args).map_err(|e| e.write_errors())?;
15
16 let ident = f.sig.ident.clone();
17 let ident_s = ident.to_string();
18
19 // XXX should we blacklist other attributes?
20
21 let valid_signature = f.sig.constness.is_none()
22 && f.vis == Visibility::Inherited
23 && f.sig.abi.is_none()
24 && f.sig.inputs.is_empty()
25 && f.sig.generics.params.is_empty()
26 && f.sig.generics.where_clause.is_none()
27 && f.sig.variadic.is_none()
28 && match f.sig.output {
29 ReturnType::Default => true,
30 ReturnType::Type(_, ref ty) => match **ty {
31 Type::Tuple(ref tuple) => tuple.elems.is_empty(),
32 Type::Never(..) => true,
33 _ => false,
34 },
35 };
36
37 let ctxt = Ctxt::new();
38
39 if !valid_signature {
40 ctxt.error_spanned_by(
41 &f.sig,
42 "`#[interrupt]` handlers must have signature `[unsafe] fn() [-> !]`",
43 );
44 }
45
46 ctxt.check()?;
47
48 f.block.stmts = iter::once(
49 syn::parse2(quote! {{
50 // Check that this interrupt actually exists
51 let __irq_exists_check: interrupt::#ident;
52 }})
53 .unwrap(),
54 )
55 .chain(f.block.stmts)
56 .collect();
57
58 let result = quote!(
59 #[doc(hidden)]
60 #[export_name = #ident_s]
61 #[allow(non_snake_case)]
62 #f
63 );
64
65 Ok(result)
66}
diff --git a/embassy-macros/src/macros/cortex_m_interrupt_declare.rs b/embassy-macros/src/macros/cortex_m_interrupt_declare.rs
deleted file mode 100644
index b317482f5..000000000
--- a/embassy-macros/src/macros/cortex_m_interrupt_declare.rs
+++ /dev/null
@@ -1,21 +0,0 @@
1use proc_macro2::TokenStream;
2use quote::{format_ident, quote};
3
4pub fn run(name: syn::Ident) -> Result<TokenStream, TokenStream> {
5 let name = format_ident!("{}", name);
6 let doc = format!("{} interrupt.", name);
7
8 let result = quote! {
9 #[doc = #doc]
10 #[allow(non_camel_case_types)]
11 pub enum #name{}
12 unsafe impl ::embassy_cortex_m::interrupt::Interrupt for #name {
13 fn number() -> u16 {
14 use cortex_m::interrupt::InterruptNumber;
15 let irq = InterruptEnum::#name;
16 irq.number() as u16
17 }
18 }
19 };
20 Ok(result)
21}
diff --git a/embassy-macros/src/macros/mod.rs b/embassy-macros/src/macros/mod.rs
index a5e7a50e6..572094ca6 100644
--- a/embassy-macros/src/macros/mod.rs
+++ b/embassy-macros/src/macros/mod.rs
@@ -1,4 +1,2 @@
1pub mod cortex_m_interrupt;
2pub mod cortex_m_interrupt_declare;
3pub mod main; 1pub mod main;
4pub mod task; 2pub mod task;