	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	4, 0x90                         ## -- Begin function is_rfc2822_header
_is_rfc2822_header:                     ## @is_rfc2822_header
	.cfi_startproc
## %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register %rbp
	pushq	%r14
	pushq	%rbx
	.cfi_offset %rbx, -32
	.cfi_offset %r14, -24
	movq	(%rdi), %rbx
	leaq	L_.str(%rip), %rsi
	movq	%rbx, %rdi
	callq	_starts_with
	movl	$1, %r14d
	testq	%rax, %rax
	jne	LBB0_8
## %bb.1:
	leaq	L_.str.1(%rip), %rsi
	movq	%rbx, %rdi
	callq	_starts_with
	testq	%rax, %rax
	je	LBB0_2
LBB0_8:
	movl	%r14d, %eax
	popq	%rbx
	popq	%r14
	popq	%rbp
	retq
LBB0_2:
	xorl	%r14d, %r14d
	.p2align	4, 0x90
LBB0_3:                                 ## =>This Inner Loop Header: Depth=1
	movzbl	(%rbx), %eax
	testb	%al, %al
	je	LBB0_8
## %bb.4:                               ##   in Loop: Header=BB0_3 Depth=1
	cmpb	$58, %al
	je	LBB0_7
## %bb.5:                               ##   in Loop: Header=BB0_3 Depth=1
	incq	%rbx
	leal	-33(%rax), %ecx
	cmpb	$25, %cl
	jb	LBB0_3
## %bb.6:                               ##   in Loop: Header=BB0_3 Depth=1
	addb	$-59, %al
	cmpb	$68, %al
	jb	LBB0_3
	jmp	LBB0_8
LBB0_7:
	movl	$1, %r14d
	jmp	LBB0_8
	.cfi_endproc
                                        ## -- End function
	.section	__TEXT,__cstring,cstring_literals
L_.str:                                 ## @.str
	.asciz	"From "

L_.str.1:                               ## @.str.1
	.asciz	">From "

	.no_dead_strip	_is_rfc2822_header
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	2                               ; -- Begin function is_rfc2822_header
_is_rfc2822_header:                     ; @is_rfc2822_header
	.cfi_startproc
; %bb.0:
	stp	x20, x19, [sp, #-32]!           ; 16-byte Folded Spill
	.cfi_def_cfa_offset 32
	stp	x29, x30, [sp, #16]             ; 16-byte Folded Spill
	add	x29, sp, #16
	.cfi_def_cfa w29, 16
	.cfi_offset w30, -8
	.cfi_offset w29, -16
	.cfi_offset w19, -24
	.cfi_offset w20, -32
	ldr	x19, [x0]
Lloh0:
	adrp	x1, l_.str@PAGE
Lloh1:
	add	x1, x1, l_.str@PAGEOFF
	mov	x0, x19
	bl	_starts_with
	cbnz	x0, LBB0_2
; %bb.1:
Lloh2:
	adrp	x1, l_.str.1@PAGE
Lloh3:
	add	x1, x1, l_.str.1@PAGEOFF
	mov	x0, x19
	bl	_starts_with
	cbz	x0, LBB0_7
LBB0_2:
	mov	w0, #1
LBB0_3:
	ldp	x29, x30, [sp, #16]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp], #32             ; 16-byte Folded Reload
	ret
LBB0_4:                                 ;   in Loop: Header=BB0_7 Depth=1
	cmp	w8, #58
	b.eq	LBB0_2
; %bb.5:                                ;   in Loop: Header=BB0_7 Depth=1
	add	x19, x19, #1
	sub	w9, w8, #33
	cmp	w9, #25
	b.lo	LBB0_7
; %bb.6:                                ;   in Loop: Header=BB0_7 Depth=1
	sub	w8, w8, #59
	cmp	w8, #68
	b.hs	LBB0_8
LBB0_7:                                 ; =>This Inner Loop Header: Depth=1
	ldrb	w8, [x19]
	cbnz	w8, LBB0_4
LBB0_8:
	mov	w0, #0
	b	LBB0_3
	.loh AdrpAdd	Lloh0, Lloh1
	.loh AdrpAdd	Lloh2, Lloh3
	.cfi_endproc
                                        ; -- End function
	.section	__TEXT,__cstring,cstring_literals
l_.str:                                 ; @.str
	.asciz	"From "

l_.str.1:                               ; @.str.1
	.asciz	">From "

	.no_dead_strip	_is_rfc2822_header
.subsections_via_symbols
