Merge #158

158: implement RFC #128: #[interrupt(binds = ..)] r=korken89 a=japaric

closes #128 

r? @korken89 or @TeXitoi 

suggestions for tests are welcome! (2 of the 3 tests I added hit bugs in my implementation)

Co-authored-by: Jorge Aparicio <jorge@japaric.io>

2 files changed, 48 insertions, 0 deletions

diff --git a/tests/cfail/used-free-interrupt-2.rs b/tests/cfail/used-free-interrupt-2.rs
new file mode 100644
index 0000000..616d308
--- /dev/null
+++ b/tests/cfail/used-free-interrupt-2.rs
@@ -0,0 +1,21 @@
+#![no_main]
+#![no_std]
+
+extern crate lm3s6965;
+extern crate panic_halt;
+extern crate rtfm;
+
+use rtfm::app;
+
+#[app(device = lm3s6965)]
+const APP: () = {
+    #[init]
+    fn init() {}
+
+    #[interrupt(binds = UART0)] //~ ERROR free interrupts (`extern { .. }`) can't be used as interrupt handlers
+    fn foo() {}
+
+    extern "C" {
+        fn UART0();
+    }
+};
diff --git a/tests/cpass/binds.rs b/tests/cpass/binds.rs
new file mode 100644
index 0000000..7cb9174
--- /dev/null
+++ b/tests/cpass/binds.rs
@@ -0,0 +1,27 @@
+//! Check that `binds` works as advertised
+#![no_main]
+#![no_std]
+
+extern crate lm3s6965;
+extern crate panic_halt;
+extern crate rtfm;
+
+use rtfm::app;
+
+#[app(device = lm3s6965)]
+const APP: () = {
+    #[init]
+    fn init() {}
+
+    #[exception(binds = SVCall)]
+    fn foo() {}
+
+    #[interrupt(binds = UART0)]
+    fn bar() {}
+};
+
+#[allow(dead_code)]
+fn foo_trampoline(_: foo::Context) {}
+
+#[allow(dead_code)]
+fn bar_trampoline(_: bar::Context) {}