diff --git a/test/CodeGen/AArch64/elf-extern.ll b/test/CodeGen/AArch64/elf-extern.ll
deleted file mode 100644
index e09aa127ca2..00000000000
--- a/test/CodeGen/AArch64/elf-extern.ll
+++ /dev/null
@@ -1,17 +0,0 @@
-; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu -filetype=obj | llvm-readobj -r | FileCheck %s
-
-; External symbols are a different concept to global variables but should still
-; get relocations and so on when used.
-
-declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i32, i1)
-
-define i32 @check_extern() {
-  call void @llvm.memcpy.p0i8.p0i8.i32(i8* undef, i8* undef, i32 undef, i32 4, i1 0)
-  ret i32 0
-}
-
-; CHECK: Relocations [
-; CHECK:   Section (2) .rela.text {
-; CHECK:     0x{{[0-9,A-F]+}} R_AARCH64_CALL26 memcpy
-; CHECK:   }
-; CHECK: ]
diff --git a/test/MC/AArch64/elf-extern.s b/test/MC/AArch64/elf-extern.s
new file mode 100644
index 00000000000..dfa3fb002ed
--- /dev/null
+++ b/test/MC/AArch64/elf-extern.s
@@ -0,0 +1,33 @@
+// RUN: llvm-mc < %s -triple=aarch64-none-linux-gnu -filetype=obj | llvm-readobj -r | FileCheck %s
+
+// External symbols are a different concept to global variables but should still
+// get relocations and so on when used.
+
+	.file	"<stdin>"
+	.text
+	.globl	check_extern
+	.type	check_extern,@function
+check_extern:                           // @check_extern
+	.cfi_startproc
+// BB#0:
+	sub	sp, sp, #16
+.Ltmp2:
+	.cfi_def_cfa sp, 16
+	str	x30, [sp, #8]           // 8-byte Folded Spill
+.Ltmp3:
+	.cfi_offset x30, -8
+	bl	memcpy
+	mov	 x0, xzr
+	ldr	x30, [sp, #8]           // 8-byte Folded Reload
+	add	sp, sp, #16
+	ret
+.Ltmp4:
+	.size	check_extern, .Ltmp4-check_extern
+	.cfi_endproc
+
+
+// CHECK: Relocations [
+// CHECK:   Section (2) .rela.text {
+// CHECK:     0x{{[0-9,A-F]+}} R_AARCH64_CALL26 memcpy
+// CHECK:   }
+// CHECK: ]