1 files changed, 27 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/spec/avr_gnu_base.rs b/compiler/rustc_target/src/spec/avr_gnu_base.rs
new file mode 100644
index 000000000..1d441e558
--- /dev/null
+++ b/compiler/rustc_target/src/spec/avr_gnu_base.rs
@@ -0,0 +1,27 @@
+use crate::spec::{LinkerFlavor, Target, TargetOptions};
+
+/// A base target for AVR devices using the GNU toolchain.
+///
+/// Requires GNU avr-gcc and avr-binutils on the host system.
+/// FIXME: Remove the second parameter when const string concatenation is possible.
+pub fn target(target_cpu: &'static str, mmcu: &'static str) -> Target {
+    Target {
+        arch: "avr".into(),
+        data_layout: "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8".into(),
+        llvm_target: "avr-unknown-unknown".into(),
+        pointer_width: 16,
+        options: TargetOptions {
+            c_int_width: "16".into(),
+            cpu: target_cpu.into(),
+            exe_suffix: ".elf".into(),
+
+            linker: Some("avr-gcc".into()),
+            eh_frame_header: false,
+            pre_link_args: TargetOptions::link_args(LinkerFlavor::Gcc, &[mmcu]),
+            late_link_args: TargetOptions::link_args(LinkerFlavor::Gcc, &["-lgcc"]),
+            max_atomic_width: Some(0),
+            atomic_cas: false,
+            ..TargetOptions::default()
+        },
+    }
+}