	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	4, 0x90                         ## -- Begin function xor_block
_xor_block:                             ## @xor_block
	.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	%r13
	pushq	%r12
	pushq	%rbx
	subq	$24, %rsp
	.cfi_offset %rbx, -56
	.cfi_offset %r12, -48
	.cfi_offset %r13, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	movl	%ecx, -44(%rbp)                 ## 4-byte Spill
	movq	%rsi, -64(%rbp)                 ## 8-byte Spill
	movq	%r8, -56(%rbp)                  ## 8-byte Spill
	movl	(%r8), %ebx
	cmpl	$4, %edx
	jae	LBB0_1
LBB0_5:
	movq	-56(%rbp), %rax                 ## 8-byte Reload
	movl	%ebx, (%rax)
	addq	$24, %rsp
	popq	%rbx
	popq	%r12
	popq	%r13
	popq	%r14
	popq	%r15
	popq	%rbp
	retq
LBB0_1:
	movq	%rdi, %r13
	movl	%edx, %r14d
	shrq	$2, %r14
	xorl	%r15d, %r15d
	jmp	LBB0_2
	.p2align	4, 0x90
LBB0_4:                                 ##   in Loop: Header=BB0_2 Depth=1
	xorl	%r12d, %eax
	movq	-64(%rbp), %rcx                 ## 8-byte Reload
	movl	%eax, (%rcx,%r15,4)
	addl	-44(%rbp), %ebx                 ## 4-byte Folded Reload
	incq	%r15
	cmpl	%r15d, %r14d
	je	LBB0_5
LBB0_2:                                 ## =>This Inner Loop Header: Depth=1
	movl	(%r13,%r15,4), %r12d
	movq	_HAVE_BIGENDIAN@GOTPCREL(%rip), %rax
	cmpq	$0, (%rax)
	movl	%ebx, %eax
	je	LBB0_4
## %bb.3:                               ##   in Loop: Header=BB0_2 Depth=1
	movl	%ebx, %edi
	callq	_av_bswap32
	jmp	LBB0_4
	.cfi_endproc
                                        ## -- End function
	.comm	_HAVE_BIGENDIAN,8,3             ## @HAVE_BIGENDIAN
	.no_dead_strip	_xor_block
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	2                               ; -- Begin function xor_block
_xor_block:                             ; @xor_block
	.cfi_startproc
; %bb.0:
	stp	x26, x25, [sp, #-80]!           ; 16-byte Folded Spill
	.cfi_def_cfa_offset 80
	stp	x24, x23, [sp, #16]             ; 16-byte Folded Spill
	stp	x22, x21, [sp, #32]             ; 16-byte Folded Spill
	stp	x20, x19, [sp, #48]             ; 16-byte Folded Spill
	stp	x29, x30, [sp, #64]             ; 16-byte Folded Spill
	add	x29, sp, #64
	.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
	.cfi_offset w23, -56
	.cfi_offset w24, -64
	.cfi_offset w25, -72
	.cfi_offset w26, -80
	mov	x19, x4
	ldr	w20, [x4]
	cmp	w2, #4
	b.hs	LBB0_2
LBB0_1:
	str	w20, [x19]
	ldp	x29, x30, [sp, #64]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp, #48]             ; 16-byte Folded Reload
	ldp	x22, x21, [sp, #32]             ; 16-byte Folded Reload
	ldp	x24, x23, [sp, #16]             ; 16-byte Folded Reload
	ldp	x26, x25, [sp], #80             ; 16-byte Folded Reload
	ret
LBB0_2:
	mov	x21, x3
	mov	x22, x1
	mov	x23, x0
	lsr	w24, w2, #2
Lloh0:
	adrp	x25, _HAVE_BIGENDIAN@GOTPAGE
Lloh1:
	ldr	x25, [x25, _HAVE_BIGENDIAN@GOTPAGEOFF]
	b	LBB0_4
LBB0_3:                                 ;   in Loop: Header=BB0_4 Depth=1
	eor	w8, w0, w26
	str	w8, [x22], #4
	add	w20, w20, w21
	add	x23, x23, #4
	subs	w24, w24, #1
	b.eq	LBB0_1
LBB0_4:                                 ; =>This Inner Loop Header: Depth=1
	ldr	w26, [x23]
	ldr	x8, [x25]
	mov	x0, x20
	cbz	x8, LBB0_3
; %bb.5:                                ;   in Loop: Header=BB0_4 Depth=1
	mov	x0, x20
	bl	_av_bswap32
	b	LBB0_3
	.loh AdrpLdrGot	Lloh0, Lloh1
	.cfi_endproc
                                        ; -- End function
	.comm	_HAVE_BIGENDIAN,8,3             ; @HAVE_BIGENDIAN
	.no_dead_strip	_xor_block
.subsections_via_symbols
