ObjFW  Diff

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Differences From Artifact [a240f9cb41]:

To Artifact [cd6507b46d]:

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.globl objc_msg_lookup_super_stret

.section .text
.macro GENERATE_LOOKUP name notFound
\name:
	mov	edx, [esp + 4]
	test	edx, edx
	jz	short returnNilMethod

	test	dl, 1
	jnz	short .LtaggedPointer_\name

	mov	edx, [edx]
	mov	edx, [edx + 32]









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.globl objc_msg_lookup_super_stret

.section .text
.macro GENERATE_LOOKUP name notFound
\name:
	mov	edx, [esp + 4]
	test	edx, edx
	jz	short .LreturnNilMethod

	test	dl, 1
	jnz	short .LtaggedPointer_\name

	mov	edx, [edx]
	mov	edx, [edx + 32]
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	test	eax, eax
	jz	short 0f

	ret

0:
	call	getEIP
	add	eax, offset _GLOBAL_OFFSET_TABLE_
	mov	eax, [eax + \notFound@GOT]
	jmp	eax

.LtaggedPointer_\name:
	call	getEIP
	add	eax, offset _GLOBAL_OFFSET_TABLE_

	mov	ecx, [eax + objc_taggedPointerSecret@GOT]
	xor	edx, [ecx]
	and	dl, 0xE
	movzx	edx, dl









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	test	eax, eax
	jz	short 0f

	ret

0:
	call	.LgetEIP
	add	eax, offset _GLOBAL_OFFSET_TABLE_
	mov	eax, [eax + \notFound@GOT]
	jmp	eax

.LtaggedPointer_\name:
	call	.LgetEIP
	add	eax, offset _GLOBAL_OFFSET_TABLE_

	mov	ecx, [eax + objc_taggedPointerSecret@GOT]
	xor	edx, [ecx]
	and	dl, 0xE
	movzx	edx, dl
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.endm

.macro GENERATE_LOOKUP_SUPER name lookup
\name:
	mov	edx, [esp + 4]
	mov	eax, [edx]
	test	eax, eax
	jz	short returnNilMethod

	mov	[esp + 4], eax
	mov	edx, [edx + 4]
	mov	edx, [edx + 32]
	jmp	short .Lmain_\lookup
.type \name, %function
.size \name, .-\name
.endm

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:
	call	getEIP
	add	eax, offset _GLOBAL_OFFSET_TABLE_
	lea	eax, [eax + nilMethod@GOTOFF]
	ret

nilMethod:
	xor	eax, eax
	ret

getEIP:
	mov	eax, [esp]
	ret

#if defined(OF_LINUX) || defined(OF_HAIKU) || defined(OF_HURD)
.section .note.GNU-stack, "", %progbits
#endif








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.endm

.macro GENERATE_LOOKUP_SUPER name lookup
\name:
	mov	edx, [esp + 4]
	mov	eax, [edx]
	test	eax, eax
	jz	short .LreturnNilMethod

	mov	[esp + 4], eax
	mov	edx, [edx + 4]
	mov	edx, [edx + 32]
	jmp	short .Lmain_\lookup
.type \name, %function
.size \name, .-\name
.endm

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

.LreturnNilMethod:
	call	.LgetEIP
	add	eax, offset _GLOBAL_OFFSET_TABLE_
	lea	eax, [eax + .LnilMethod@GOTOFF]
	ret

.LnilMethod:
	xor	eax, eax
	ret

.LgetEIP:
	mov	eax, [esp]
	ret

#if defined(OF_LINUX) || defined(OF_HAIKU) || defined(OF_HURD)
.section .note.GNU-stack, "", %progbits
#endif
Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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