	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.globl	_extract_MB                     ## -- Begin function extract_MB
	.p2align	4, 0x90
_extract_MB:                            ## @extract_MB
	.cfi_startproc
## %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register %rbp
	pushq	%rbx
	pushq	%rax
	.cfi_offset %rbx, -24
	callq	_INT_LOWPART
	movq	%rax, %rbx
	testl	$-2147483648, %ebx              ## imm = 0x80000000
	jne	LBB0_4
## %bb.1:
	movl	%ebx, %edi
	callq	_gcc_assert
	movl	$1, %eax
	testl	$1073741824, %ebx               ## imm = 0x40000000
	jne	LBB0_9
## %bb.2:
	movl	$1, %eax
	.p2align	4, 0x90
LBB0_3:                                 ## =>This Inner Loop Header: Depth=1
	leaq	(%rbx,%rbx), %rcx
	incl	%eax
	testl	$536870912, %ebx                ## imm = 0x20000000
	movq	%rcx, %rbx
	je	LBB0_3
	jmp	LBB0_9
LBB0_4:
	xorl	%eax, %eax
	testb	$1, %bl
	je	LBB0_9
## %bb.5:
	movl	%ebx, %ecx
	cmpl	$-1, %ecx
	je	LBB0_9
## %bb.6:
	movl	$31, %eax
	testb	$2, %bl
	je	LBB0_9
## %bb.7:
	movl	$31, %eax
	movq	%rbx, %rcx
	.p2align	4, 0x90
LBB0_8:                                 ## =>This Inner Loop Header: Depth=1
	shrq	%rcx
	decl	%eax
	testb	$4, %bl
	movq	%rcx, %rbx
	jne	LBB0_8
LBB0_9:
	addq	$8, %rsp
	popq	%rbx
	popq	%rbp
	retq
	.cfi_endproc
                                        ## -- End function
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.globl	_extract_MB                     ; -- Begin function extract_MB
	.p2align	2
_extract_MB:                            ; @extract_MB
	.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
	bl	_INT_LOWPART
	mov	x19, x0
	tbnz	w19, #31, LBB0_2
; %bb.1:
	and	x0, x19, #0xffffffff
	bl	_gcc_assert
	mov	w8, #1
	and	x9, x19, #0x3fffffff
	clz	x9, x9
	sub	w9, w9, #32
	tst	w19, #0x40000000
	csel	w0, w8, w9, ne
	b	LBB0_6
LBB0_2:
	mov	w0, #0
	tbz	w19, #0, LBB0_6
; %bb.3:
	and	x8, x19, #0xffffffff
	mov	w9, #-1
	cmp	x8, x9
	b.eq	LBB0_6
; %bb.4:
	mov	w0, #31
	tbz	w19, #1, LBB0_6
LBB0_5:                                 ; =>This Inner Loop Header: Depth=1
	mov	x8, x19
	lsr	x19, x19, #1
	sub	w0, w0, #1
	tbnz	w8, #2, LBB0_5
LBB0_6:
	ldp	x29, x30, [sp, #16]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp], #32             ; 16-byte Folded Reload
	ret
	.cfi_endproc
                                        ; -- End function
.subsections_via_symbols
