	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	4, 0x90                         ## -- Begin function usbvideo_find_struct
_usbvideo_find_struct:                  ## @usbvideo_find_struct
	.cfi_startproc
## %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register %rbp
	pushq	%r15
	pushq	%r14
	pushq	%r12
	pushq	%rbx
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	testq	%rdi, %rdi
	je	LBB0_1
## %bb.2:
	movq	%rdi, %rbx
	leaq	4(%rdi), %r14
	movq	%r14, %rdi
	callq	_mutex_lock
	movl	(%rbx), %eax
	movl	$-1, %r15d
	testl	%eax, %eax
	jle	LBB0_7
## %bb.3:
	movq	8(%rbx), %rbx
	addq	$16, %rbx
	xorl	%r12d, %r12d
	.p2align	4, 0x90
LBB0_4:                                 ## =>This Inner Loop Header: Depth=1
	cmpl	$0, -16(%rbx)
	je	LBB0_5
## %bb.6:                               ##   in Loop: Header=BB0_4 Depth=1
	incq	%r12
	addq	$24, %rbx
	cmpq	%r12, %rax
	jne	LBB0_4
	jmp	LBB0_7
LBB0_1:
	leaq	L_.str(%rip), %rdi
	callq	_err
	movl	$-1, %r15d
	jmp	LBB0_8
LBB0_5:
	movl	$1, -16(%rbx)
	movq	%rbx, %rdi
	callq	_mutex_init
	movq	$0, -8(%rbx)
	movl	%r12d, %r15d
LBB0_7:
	movq	%r14, %rdi
	callq	_mutex_unlock
LBB0_8:
	movl	%r15d, %eax
	popq	%rbx
	popq	%r12
	popq	%r14
	popq	%r15
	popq	%rbp
	retq
	.cfi_endproc
                                        ## -- End function
	.section	__TEXT,__cstring,cstring_literals
L_.str:                                 ## @.str
	.asciz	"No usbvideo handle?"

	.no_dead_strip	_usbvideo_find_struct
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	2                               ; -- Begin function usbvideo_find_struct
_usbvideo_find_struct:                  ; @usbvideo_find_struct
	.cfi_startproc
; %bb.0:
	stp	x22, x21, [sp, #-48]!           ; 16-byte Folded Spill
	.cfi_def_cfa_offset 48
	stp	x20, x19, [sp, #16]             ; 16-byte Folded Spill
	stp	x29, x30, [sp, #32]             ; 16-byte Folded Spill
	add	x29, sp, #32
	.cfi_def_cfa w29, 16
	.cfi_offset w30, -8
	.cfi_offset w29, -16
	.cfi_offset w19, -24
	.cfi_offset w20, -32
	.cfi_offset w21, -40
	.cfi_offset w22, -48
	cbz	x0, LBB0_6
; %bb.1:
	mov	x21, x0
	add	x19, x0, #4
	mov	x0, x19
	bl	_mutex_lock
	ldr	w8, [x21]
	cmp	w8, #1
	b.lt	LBB0_5
; %bb.2:
	mov	x20, #0
	ldr	x9, [x21, #8]
	add	x21, x9, #16
LBB0_3:                                 ; =>This Inner Loop Header: Depth=1
	ldur	w9, [x21, #-16]
	cbz	w9, LBB0_7
; %bb.4:                                ;   in Loop: Header=BB0_3 Depth=1
	add	x20, x20, #1
	add	x21, x21, #24
	cmp	x8, x20
	b.ne	LBB0_3
LBB0_5:
	mov	w20, #-1
	b	LBB0_8
LBB0_6:
Lloh0:
	adrp	x0, l_.str@PAGE
Lloh1:
	add	x0, x0, l_.str@PAGEOFF
	bl	_err
	mov	w20, #-1
	b	LBB0_9
LBB0_7:
	mov	w8, #1
	stur	w8, [x21, #-16]
	mov	x0, x21
	bl	_mutex_init
	stur	xzr, [x21, #-8]
LBB0_8:
	mov	x0, x19
	bl	_mutex_unlock
LBB0_9:
	mov	x0, x20
	ldp	x29, x30, [sp, #32]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp, #16]             ; 16-byte Folded Reload
	ldp	x22, x21, [sp], #48             ; 16-byte Folded Reload
	ret
	.loh AdrpAdd	Lloh0, Lloh1
	.cfi_endproc
                                        ; -- End function
	.section	__TEXT,__cstring,cstring_literals
l_.str:                                 ; @.str
	.asciz	"No usbvideo handle?"

	.no_dead_strip	_usbvideo_find_struct
.subsections_via_symbols
