1 files changed, 23 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs b/compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs
new file mode 100644
index 000000000..2546ab9b7
--- /dev/null
+++ b/compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs
@@ -0,0 +1,23 @@
+// Targets the Cortex-M0, Cortex-M0+ and Cortex-M1 processors (ARMv6-M architecture)
+
+use crate::spec::{Target, TargetOptions};
+
+pub fn target() -> Target {
+    Target {
+        llvm_target: "thumbv6m-none-eabi".into(),
+        pointer_width: 32,
+        data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(),
+        arch: "arm".into(),
+
+        options: TargetOptions {
+            abi: "eabi".into(),
+            // The ARMv6-M architecture doesn't support unaligned loads/stores so we disable them
+            // with +strict-align.
+            features: "+strict-align".into(),
+            // There are no atomic CAS instructions available in the instruction set of the ARMv6-M
+            // architecture
+            atomic_cas: false,
+            ..super::thumb_base::opts()
+        },
+    }
+}