	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.globl	_nand_change_read_column_op     ## -- Begin function nand_change_read_column_op
	.p2align	4, 0x90
_nand_change_read_column_op:            ## @nand_change_read_column_op
	.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	$56, %rsp
	.cfi_offset %rbx, -56
	.cfi_offset %r12, -48
	.cfi_offset %r13, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	movl	%r8d, %ebx
	movl	%ecx, %r13d
	movq	%rdx, %r15
	movl	%esi, %r12d
	movq	%rdi, %r14
	movq	___stack_chk_guard@GOTPCREL(%rip), %rax
	movq	(%rax), %rax
	movq	%rax, -48(%rbp)
	callq	_nand_to_mtd
	testq	%r15, %r15
	jne	LBB0_4
## %bb.1:
	testl	%r13d, %r13d
	jne	LBB0_2
LBB0_4:
	leal	(%r12,%r13), %edx
	movl	(%rax), %ecx
	movl	4(%rax), %eax
	addl	%ecx, %eax
	cmpl	%eax, %edx
	jbe	LBB0_5
LBB0_2:
	movq	_EINVAL@GOTPCREL(%rip), %rax
LBB0_3:
	xorl	%ebx, %ebx
	subl	(%rax), %ebx
LBB0_15:
	movq	___stack_chk_guard@GOTPCREL(%rip), %rax
	movq	(%rax), %rax
	cmpq	-48(%rbp), %rax
	jne	LBB0_17
## %bb.16:
	movl	%ebx, %eax
	addq	$56, %rsp
	popq	%rbx
	popq	%r12
	popq	%r13
	popq	%r14
	popq	%r15
	popq	%rbp
	retq
LBB0_5:
	cmpl	$512, %ecx                      ## imm = 0x200
	ja	LBB0_7
## %bb.6:
	movq	_ENOTSUPP@GOTPCREL(%rip), %rax
	jmp	LBB0_3
LBB0_7:
	movq	%r14, %rdi
	callq	_nand_has_exec_op
	testq	%rax, %rax
	je	LBB0_13
## %bb.8:
	movl	%ebx, -76(%rbp)                 ## 4-byte Spill
	leaq	20(%r14), %rdi
	callq	_nand_get_sdr_timings
	movq	%rax, -96(%rbp)                 ## 8-byte Spill
	movq	$0, -88(%rbp)
	movq	_NAND_CMD_RNDOUT@GOTPCREL(%rip), %rax
	movl	(%rax), %edi
	xorl	%esi, %esi
	callq	_NAND_OP_CMD
	movl	%eax, -64(%rbp)
	leaq	-88(%rbp), %rsi
	movl	$2, %edi
	xorl	%edx, %edx
	callq	_NAND_OP_ADDR
	movl	%eax, -60(%rbp)
	movq	_NAND_CMD_RNDOUTSTART@GOTPCREL(%rip), %rax
	movl	(%rax), %ebx
	movq	-96(%rbp), %rax                 ## 8-byte Reload
	movl	(%rax), %edi
	callq	_PSEC_TO_NSEC
	movl	%ebx, %edi
	movl	%eax, %esi
	callq	_NAND_OP_CMD
	movl	%eax, -56(%rbp)
	movl	%r13d, %edi
	movq	%r15, %rsi
	xorl	%edx, %edx
	callq	_NAND_OP_DATA_IN
	movl	%eax, -52(%rbp)
	movl	16(%r14), %edi
	leaq	-64(%rbp), %rsi
	callq	_NAND_OPERATION
	movl	%eax, %r15d
	movl	%eax, -72(%rbp)
	movq	%r14, %rdi
	leaq	-88(%rbp), %rsi
	movl	%r12d, %edx
	callq	_nand_fill_column_cycles
	testl	%eax, %eax
	js	LBB0_12
## %bb.9:
	testl	%r13d, %r13d
	jne	LBB0_11
## %bb.10:
	decl	%r15d
	movl	%r15d, -72(%rbp)
LBB0_11:
	movl	-76(%rbp), %eax                 ## 4-byte Reload
	movl	%eax, -52(%rbp)
	leaq	-72(%rbp), %rsi
	movq	%r14, %rdi
	callq	_nand_exec_op
LBB0_12:
	movl	%eax, %ebx
	jmp	LBB0_15
LBB0_13:
	movq	_NAND_CMD_RNDOUT@GOTPCREL(%rip), %rax
	movl	(%rax), %esi
	movq	%r14, %rdi
	movl	%r12d, %edx
	movl	$-1, %ecx
	callq	*8(%r14)
	xorl	%ebx, %ebx
	testl	%r13d, %r13d
	je	LBB0_15
## %bb.14:
	movq	%r14, %rdi
	movq	%r15, %rsi
	movl	%r13d, %edx
	callq	*(%r14)
	jmp	LBB0_15
LBB0_17:
	callq	___stack_chk_fail
	.cfi_endproc
                                        ## -- End function
	.comm	_EINVAL,4,2                     ## @EINVAL
	.comm	_ENOTSUPP,4,2                   ## @ENOTSUPP
	.comm	_NAND_CMD_RNDOUT,4,2            ## @NAND_CMD_RNDOUT
	.comm	_NAND_CMD_RNDOUTSTART,4,2       ## @NAND_CMD_RNDOUTSTART
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.globl	_nand_change_read_column_op     ; -- Begin function nand_change_read_column_op
	.p2align	2
_nand_change_read_column_op:            ; @nand_change_read_column_op
	.cfi_startproc
; %bb.0:
	sub	sp, sp, #128
	.cfi_def_cfa_offset 128
	stp	x26, x25, [sp, #48]             ; 16-byte Folded Spill
	stp	x24, x23, [sp, #64]             ; 16-byte Folded Spill
	stp	x22, x21, [sp, #80]             ; 16-byte Folded Spill
	stp	x20, x19, [sp, #96]             ; 16-byte Folded Spill
	stp	x29, x30, [sp, #112]            ; 16-byte Folded Spill
	add	x29, sp, #112
	.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	x21, x4
	mov	x20, x3
	mov	x23, x2
	mov	x22, x1
	mov	x19, x0
Lloh0:
	adrp	x8, ___stack_chk_guard@GOTPAGE
Lloh1:
	ldr	x8, [x8, ___stack_chk_guard@GOTPAGEOFF]
Lloh2:
	ldr	x8, [x8]
	str	x8, [sp, #40]
	bl	_nand_to_mtd
	cbnz	x23, LBB0_2
; %bb.1:
	cbnz	w20, LBB0_3
LBB0_2:
	add	w9, w20, w22
	ldp	w8, w10, [x0]
	add	w10, w10, w8
	cmp	w9, w10
	b.ls	LBB0_7
LBB0_3:
Lloh3:
	adrp	x8, _EINVAL@GOTPAGE
Lloh4:
	ldr	x8, [x8, _EINVAL@GOTPAGEOFF]
LBB0_4:
	ldr	w8, [x8]
	neg	w0, w8
LBB0_5:
	ldr	x8, [sp, #40]
Lloh5:
	adrp	x9, ___stack_chk_guard@GOTPAGE
Lloh6:
	ldr	x9, [x9, ___stack_chk_guard@GOTPAGEOFF]
Lloh7:
	ldr	x9, [x9]
	cmp	x9, x8
	b.ne	LBB0_17
; %bb.6:
	ldp	x29, x30, [sp, #112]            ; 16-byte Folded Reload
	ldp	x20, x19, [sp, #96]             ; 16-byte Folded Reload
	ldp	x22, x21, [sp, #80]             ; 16-byte Folded Reload
	ldp	x24, x23, [sp, #64]             ; 16-byte Folded Reload
	ldp	x26, x25, [sp, #48]             ; 16-byte Folded Reload
	add	sp, sp, #128
	ret
LBB0_7:
	cmp	w8, #512
	b.hi	LBB0_9
; %bb.8:
Lloh8:
	adrp	x8, _ENOTSUPP@GOTPAGE
Lloh9:
	ldr	x8, [x8, _ENOTSUPP@GOTPAGEOFF]
	b	LBB0_4
LBB0_9:
	mov	x0, x19
	bl	_nand_has_exec_op
	cbz	x0, LBB0_14
; %bb.10:
	add	x0, x19, #20
	bl	_nand_get_sdr_timings
	mov	x24, x0
	str	xzr, [sp, #16]
Lloh10:
	adrp	x8, _NAND_CMD_RNDOUT@GOTPAGE
Lloh11:
	ldr	x8, [x8, _NAND_CMD_RNDOUT@GOTPAGEOFF]
Lloh12:
	ldr	w0, [x8]
	mov	w1, #0
	bl	_NAND_OP_CMD
	str	w0, [sp, #24]
	add	x1, sp, #16
	mov	w0, #2
	mov	w2, #0
	bl	_NAND_OP_ADDR
	str	w0, [sp, #28]
Lloh13:
	adrp	x8, _NAND_CMD_RNDOUTSTART@GOTPAGE
Lloh14:
	ldr	x8, [x8, _NAND_CMD_RNDOUTSTART@GOTPAGEOFF]
Lloh15:
	ldr	w25, [x8]
	ldr	w0, [x24]
	bl	_PSEC_TO_NSEC
	mov	x1, x0
	mov	x0, x25
	bl	_NAND_OP_CMD
	str	w0, [sp, #32]
	mov	x0, x20
	mov	x1, x23
	mov	w2, #0
	bl	_NAND_OP_DATA_IN
	str	w0, [sp, #36]
	ldr	w0, [x19, #16]
	add	x1, sp, #24
	bl	_NAND_OPERATION
	mov	x23, x0
	str	w0, [sp, #8]
	add	x1, sp, #16
	mov	x0, x19
	mov	x2, x22
	bl	_nand_fill_column_cycles
	tbnz	w0, #31, LBB0_5
; %bb.11:
	cbnz	w20, LBB0_13
; %bb.12:
	sub	w8, w23, #1
	str	w8, [sp, #8]
LBB0_13:
	str	w21, [sp, #36]
	add	x1, sp, #8
	mov	x0, x19
	bl	_nand_exec_op
	b	LBB0_5
LBB0_14:
	ldr	x8, [x19, #8]
Lloh16:
	adrp	x9, _NAND_CMD_RNDOUT@GOTPAGE
Lloh17:
	ldr	x9, [x9, _NAND_CMD_RNDOUT@GOTPAGEOFF]
Lloh18:
	ldr	w1, [x9]
	mov	x0, x19
	mov	x2, x22
	mov	w3, #-1
	blr	x8
	cbz	w20, LBB0_16
; %bb.15:
	ldr	x8, [x19]
	mov	x0, x19
	mov	x1, x23
	mov	x2, x20
	blr	x8
LBB0_16:
	mov	w0, #0
	b	LBB0_5
LBB0_17:
	bl	___stack_chk_fail
	.loh AdrpLdrGotLdr	Lloh0, Lloh1, Lloh2
	.loh AdrpLdrGot	Lloh3, Lloh4
	.loh AdrpLdrGotLdr	Lloh5, Lloh6, Lloh7
	.loh AdrpLdrGot	Lloh8, Lloh9
	.loh AdrpLdrGotLdr	Lloh13, Lloh14, Lloh15
	.loh AdrpLdrGotLdr	Lloh10, Lloh11, Lloh12
	.loh AdrpLdrGotLdr	Lloh16, Lloh17, Lloh18
	.cfi_endproc
                                        ; -- End function
	.comm	_EINVAL,4,2                     ; @EINVAL
	.comm	_ENOTSUPP,4,2                   ; @ENOTSUPP
	.comm	_NAND_CMD_RNDOUT,4,2            ; @NAND_CMD_RNDOUT
	.comm	_NAND_CMD_RNDOUTSTART,4,2       ; @NAND_CMD_RNDOUTSTART
.subsections_via_symbols
