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check that the app is not compiled for more cores than were specified

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This commit is contained in:
Jorge Aparicio 2019-06-24 14:15:00 +02:00
parent 596cf585ea
commit df4a7fd3e5
1 changed files with 14 additions and 0 deletions
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14
macros/src/codegen.rs
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@ -101,6 +101,18 @@ pub fn app(app: &App, analysis: &Analysis, extra: &Extra) -> TokenStream2 {
let const_app_schedule = schedule::codegen(app, extra); let const_app_schedule = schedule::codegen(app, extra);
let cores = app.args.cores.to_string();
let cfg_core = quote!(#[cfg(core = #cores)]);
let msg = format!(
"specified {} core{} but tried to compile for more than {0} core{1}",
app.args.cores,
if app.args.cores > 1 { "s" } else { "" }
);
let check_excess_cores = quote!(
#cfg_core
compile_error!(#msg);
);
let name = &app.name; let name = &app.name;
let device = extra.device; let device = extra.device;
quote!( quote!(
@ -124,6 +136,8 @@ pub fn app(app: &App, analysis: &Analysis, extra: &Extra) -> TokenStream2 {
/// Always include the device crate which contains the vector table /// Always include the device crate which contains the vector table
use #device as _; use #device as _;
#check_excess_cores
#(#const_app)* #(#const_app)*
#(#const_app_resources)* #(#const_app_resources)*