1 files changed, 75 insertions, 0 deletions
diff --git a/tests/assembly-llvm/emit-intel-att-syntax.rs b/tests/assembly-llvm/emit-intel-att-syntax.rs
new file mode 100644
index 00000000000..7b479a0f79e
--- /dev/null
+++ b/tests/assembly-llvm/emit-intel-att-syntax.rs
@@ -0,0 +1,75 @@
+//@ assembly-output: emit-asm
+//@ revisions: att intel
+//@ [att] compile-flags: -Cllvm-args=-x86-asm-syntax=att
+//@ [intel] compile-flags: -Cllvm-args=-x86-asm-syntax=intel
+//@ only-x86_64
+
+#![crate_type = "lib"]
+
+// CHECK-LABEL: naked_att:
+// intel-CHECK: mov rax, qword ptr [rdi]
+// intel-CHECK: ret
+// att-CHECK: movq (%rdi), %rax
+// att-CHECK: retq
+
+#[unsafe(naked)]
+#[unsafe(no_mangle)]
+extern "sysv64" fn naked_att() {
+    std::arch::naked_asm!(
+        "
+        movq (%rdi), %rax
+        retq
+        ",
+        options(att_syntax),
+    );
+}
+
+// CHECK-LABEL: naked_intel:
+// intel-CHECK: mov rax, rdi
+// intel-CHECK: ret
+// att-CHECK: movq (%rdi), %rax
+// att-CHECK: retq
+
+#[unsafe(naked)]
+#[unsafe(no_mangle)]
+extern "sysv64" fn naked_intel() {
+    std::arch::naked_asm!(
+        "
+        mov rax, rdi
+        ret
+        ",
+        options(),
+    );
+}
+
+// CHECK-LABEL: global_att:
+// intel-CHECK: mov rax, rdi
+// intel-CHECK: ret
+// att-CHECK: movq (%rdi), %rax
+// att-CHECK: retq
+
+core::arch::global_asm!(
+    "
+    .globl global_att
+    global_att:
+        movq (%rdi), %rax
+        retq
+    ",
+    options(att_syntax),
+);
+
+// CHECK-LABEL: global_intel:
+// intel-CHECK: mov rax, rdi
+// intel-CHECK: ret
+// att-CHECK: movq (%rdi), %rax
+// att-CHECK: retq
+
+core::arch::global_asm!(
+    "
+    .globl global_intel
+    global_intel:
+        mov rax, rdi
+        ret
+    ",
+    options(),
+);