1 files changed, 14 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/spec/aarch64_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/aarch64_unknown_linux_musl.rs
new file mode 100644
index 000000000..002d0dac2
--- /dev/null
+++ b/compiler/rustc_target/src/spec/aarch64_unknown_linux_musl.rs
@@ -0,0 +1,14 @@
+use crate::spec::{Target, TargetOptions};
+
+pub fn target() -> Target {
+    let mut base = super::linux_musl_base::opts();
+    base.max_atomic_width = Some(128);
+
+    Target {
+        llvm_target: "aarch64-unknown-linux-musl".into(),
+        pointer_width: 64,
+        data_layout: "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128".into(),
+        arch: "aarch64".into(),
+        options: TargetOptions { mcount: "\u{1}_mcount".into(), ..base },
+    }
+}