Index: src/runtime/lookup-asm/lookup-asm-arm64-elf.S
==================================================================
--- src/runtime/lookup-asm/lookup-asm-arm64-elf.S
+++ src/runtime/lookup-asm/lookup-asm-arm64-elf.S
@@ -51,15 +51,16 @@
 .size \name, .-\name
 .endm
 
 .macro generate_lookup_super name lookup
 \name:
-	ldr	x2, [x0, #0]
+	mov	x2, x0
+	ldr	x0, [x0, #0]
 	cmp	x0, #0
 	beq	ret_nil
 
-	ldr	x2, [x0, #8]
+	ldr	x2, [x2, #8]
 	ldr	x2, [x2, #64]
 
 	b	.Lmain_\lookup
 .type \name, %function
 .size \name, .-\name