ObjFW  Check-in [603524c162]

Overview
Comment:Revert lookup-asm-x86-win32.S back to AT&T syntax

This is for consistency with the Mach-O version.

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SHA3-256: 603524c16292d669773a101aac1e5b98c7e9b524400267dde02654312bce749f
User & Date: js on 2021-02-01 00:39:24
Other Links: manifest | tags
Context
2021-02-07
00:59
Revert forwarding-x86_64-macho.S to AT&T syntax check-in: 5277d2b62a user: js tags: trunk
2021-02-01
00:39
Revert lookup-asm-x86-win32.S back to AT&T syntax check-in: 603524c162 user: js tags: trunk
00:11
Revert lookup-asm-x86_64-elf.S back to AT&T syntax check-in: 8648662754 user: js tags: trunk
Changes

Modified src/runtime/lookup-asm/lookup-asm-x86-win32.S from [a72d0d3be2] to [7e33d5be64].

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 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

.intel_syntax noprefix

.globl _objc_msg_lookup
.globl _objc_msg_lookup_stret
.globl _objc_msg_lookup_super
.globl _objc_msg_lookup_super_stret

.section .text
.macro generate_lookup name not_found
\name:
	mov	edx, [esp+4]
	test	edx, edx
	jz	short ret_nil

	bt	edx, 0
	jc	short .Ltagged_pointer_\name

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

.Lmain_\name:
	mov	eax, [esp+8]

#ifdef OF_SELUID24
	movzx	ecx, byte ptr [eax+2]
	mov	edx, [edx+ecx*4]
#endif
	movzx	ecx, byte ptr [eax+1]
	mov	edx, [edx+ecx*4]
	movzx	ecx, byte ptr [eax]
	mov	eax, [edx+ecx*4]

	test	eax, eax
	jz	\not_found

	ret

.Ltagged_pointer_\name:
	xor	edx, _objc_tagged_pointer_secret
	and	dl, 0xE
	movzx	edx, dl

	mov	edx, [_objc_tagged_pointer_classes+edx*2]
	mov	edx, [edx+32]

	jmp	short .Lmain_\name
.endm

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

	mov	[esp+4], eax
	mov	edx, [edx+4]
	mov	edx, [edx+32]
	jmp	short .Lmain_\lookup
.endm

generate_lookup _objc_msg_lookup _objc_method_not_found
generate_lookup _objc_msg_lookup_stret _objc_method_not_found_stret
generate_lookup_super _objc_msg_lookup_super _objc_msg_lookup
generate_lookup_super _objc_msg_lookup_super_stret _objc_msg_lookup_stret

ret_nil:
	mov	eax, offset nil_method
	ret

nil_method:
	xor	eax, eax
	ret







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 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"



.globl _objc_msg_lookup
.globl _objc_msg_lookup_stret
.globl _objc_msg_lookup_super
.globl _objc_msg_lookup_super_stret

.section .text
.macro generate_lookup name not_found
\name:
	movl	4(%esp), %edx
	testl	%edx, %edx
	jz	ret_nil

	btl	$0, %edx
	jc	.Ltagged_pointer_\name

	movl	(%edx), %edx
	movl	32(%edx), %edx

.Lmain_\name:
	movl	8(%esp), %eax

#ifdef OF_SELUID24
	movzbl	2(%eax), %ecx
	movl	(%edx,%ecx,4), %edx
#endif
	movzbl	1(%eax), %ecx
	movl	(%edx,%ecx,4), %edx
	movzbl	(%eax), %ecx
	movl	(%edx,%ecx,4), %eax

	testl	%eax, %eax
	jz	\not_found

	ret

.Ltagged_pointer_\name:
	xorl	_objc_tagged_pointer_secret, %edx
	andb	$0xE, %dl
	movzbl	%dl, %edx

	movl	_objc_tagged_pointer_classes(,%edx,2), %edx
	movl	32(%edx), %edx

	jmp	.Lmain_\name
.endm

.macro generate_lookup_super name lookup
\name:
	movl	4(%esp), %edx
	movl	(%edx), %eax
	test	%eax, %eax
	jz	ret_nil

	movl	%eax, 4(%esp)
	movl	4(%edx), %edx
	movl	32(%edx), %edx
	jmp	.Lmain_\lookup
.endm

generate_lookup _objc_msg_lookup _objc_method_not_found
generate_lookup _objc_msg_lookup_stret _objc_method_not_found_stret
generate_lookup_super _objc_msg_lookup_super _objc_msg_lookup
generate_lookup_super _objc_msg_lookup_super_stret _objc_msg_lookup_stret

ret_nil:
	movl	$nil_method, %eax
	ret

nil_method:
	xorl	%eax, %eax
	ret