diff --git a/el3_payload/asm_macros.S b/el3_payload/asm_macros.S
new file mode 100644
index 0000000..d02afba
--- /dev/null
+++ b/el3_payload/asm_macros.S
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2018, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+	/*
+	 * This macro is used to create a function label.
+	 */
+	.macro func _name
+	.type \_name, %function
+	.func \_name
+	\_name:
+	.endm
+
+	/*
+	 * This macro is used to mark the end of a function.
+	 */
+	.macro endfunc _name
+	.endfunc
+	.size \_name, . - \_name
+	.endm