ObjFW  Diff

	.intel_syntax noprefix
.endmacro

.section __TEXT, __text, regular, pure_instructions
.macro GENERATE_LOOKUP
$0:
	test	rdi, rdi
	jz	returnNilMethod
	jz	LreturnNilMethod

	test	dil, 1
	jnz	LtaggedPointer_$0

	mov	r8, [rdi]
	mov	r8, [r8 + 64]

.endmacro

.macro GENERATE_LOOKUP_SUPER
$0:
	mov	r8, rdi
	mov	rdi, [rdi]
	test	rdi, rdi
	jz	returnNilMethod
	jz	LreturnNilMethod

	movq	r8, [r8 + 8]
	movq	r8, [r8 + 64]
	jmp	Lmain_$1
.endmacro

GENERATE_LOOKUP _objc_msg_lookup, _objc_methodNotFound
GENERATE_LOOKUP _objc_msg_lookup_stret, _objc_methodNotFound_stret
GENERATE_LOOKUP_SUPER _objc_msg_lookup_super, _objc_msg_lookup
GENERATE_LOOKUP_SUPER _objc_msg_lookup_super_stret, _objc_msg_lookup_stret

returnNilMethod:
	lea	rax, [rip + nilMethod]
LreturnNilMethod:
	lea	rax, [rip + LnilMethod]
	ret

nilMethod:
LnilMethod:
	xor	rax, rax
	ret