	.file	"extr_ra288.c_backward_filter.c"
	.intel_syntax noprefix
	.text
	.p2align 4
	.type	backward_filter, @function
backward_filter:
.LFB0:
	.cfi_startproc
	endbr64
	push	rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	mov	rbp, rsp
	.cfi_def_cfa_register 6
	push	r15
	.cfi_offset 15, -24
	mov	r15, r9
	push	r14
	.cfi_offset 14, -32
	mov	r14, rdi
	push	r13
	.cfi_offset 13, -40
	mov	r13, r8
	push	r12
	.cfi_offset 12, -48
	mov	r12, rsi
	push	rbx
	sub	rsp, 40
	.cfi_offset 3, -56
	movsx	rbx, DWORD PTR 24[rbp]
	mov	rax, QWORD PTR fs:40
	mov	QWORD PTR -56[rbp], rax
	xor	eax, eax
	mov	eax, DWORD PTR MAX_BACKWARD_FILTER_ORDER[rip]
	mov	rdi, rsp
	add	eax, 1
	cdqe
	lea	rax, 15[0+rax*4]
	mov	rsi, rax
	and	rax, -4096
	sub	rdi, rax
	and	rsi, -16
	mov	rax, rdi
	cmp	rsp, rax
	je	.L3
.L12:
	sub	rsp, 4096
	or	QWORD PTR 4088[rsp], 0
	cmp	rsp, rax
	jne	.L12
.L3:
	and	esi, 4095
	sub	rsp, rsi
	test	rsi, rsi
	jne	.L13
.L4:
	mov	r10, rsp
	push	rcx
	mov	esi, DWORD PTR 16[rbp]
	mov	r9, r12
	push	rdx
	mov	ecx, DWORD PTR 32[rbp]
	mov	r8, r10
	mov	edx, ebx
	mov	rdi, r14
	mov	QWORD PTR -72[rbp], r10
	call	do_hybrid_window@PLT
	mov	r10, QWORD PTR -72[rbp]
	mov	esi, DWORD PTR 16[rbp]
	xor	ecx, ecx
	mov	rdx, r13
	mov	r9d, 1
	mov	r8d, 1
	mov	rdi, r10
	call	compute_lpc_coefs@PLT
	pop	rdx
	pop	rcx
	test	eax, eax
	jne	.L5
	mov	rax, QWORD PTR [r14]
	mov	edi, DWORD PTR 16[rbp]
	mov	esi, 16
	mov	r14, QWORD PTR [rax]
	call	FFALIGN@PLT
	mov	rdx, r15
	mov	rsi, r13
	mov	rdi, r13
	mov	ecx, eax
	call	r14
.L5:
	mov	eax, DWORD PTR 40[rbp]
	lea	rsi, [r12+rbx*4]
	mov	rdi, r12
	lea	edx, 0[0+rax*4]
	call	memmove@PLT
	mov	rax, QWORD PTR -56[rbp]
	xor	rax, QWORD PTR fs:40
	jne	.L14
	lea	rsp, -40[rbp]
	pop	rbx
	pop	r12
	pop	r13
	pop	r14
	pop	r15
	pop	rbp
	.cfi_remember_state
	.cfi_def_cfa 7, 8
	ret
	.p2align 4,,10
	.p2align 3
.L13:
	.cfi_restore_state
	or	QWORD PTR -8[rsp+rsi], 0
	jmp	.L4
.L14:
	call	__stack_chk_fail@PLT
	.cfi_endproc
.LFE0:
	.size	backward_filter, .-backward_filter
	.comm	MAX_BACKWARD_FILTER_ORDER,4,4
	.ident	"GCC: (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	 1f - 0f
	.long	 4f - 1f
	.long	 5
0:
	.string	 "GNU"
1:
	.align 8
	.long	 0xc0000002
	.long	 3f - 2f
2:
	.long	 0x3
3:
	.align 8
4:

	.arch armv5t
	.eabi_attribute 20, 1
	.eabi_attribute 21, 1
	.eabi_attribute 23, 3
	.eabi_attribute 24, 1
	.eabi_attribute 25, 1
	.eabi_attribute 26, 2
	.eabi_attribute 30, 2
	.eabi_attribute 34, 0
	.eabi_attribute 18, 4
	.file	"extr_ra288.c_backward_filter.c"
	.text
	.section	.rodata.cst4,"aM",%progbits,4
	.align	2
.LC0:
	.word	__stack_chk_guard
	.text
	.align	2
	.syntax unified
	.arm
	.fpu softvfp
	.type	backward_filter, %function
backward_filter:
	@ args = 24, pretend = 0, frame = 8
	@ frame_needed = 1, uses_anonymous_args = 0
	push	{r4, r5, r6, r7, r8, r9, r10, fp, lr}
	add	fp, sp, #32
	sub	sp, sp, #28
	mov	r4, r1
	ldmib	fp, {r9, r10}
	ldr	r1, .L8
	ldr	r5, [fp, #12]
	ldr	r1, [r1]
	ldr	r7, [fp, #16]
	lsl	r1, r1, #2
	add	r1, r1, #11
	bic	r1, r1, #7
	sub	sp, sp, r1
	ldr	ip, .L8+4
	add	r8, sp, #16
	str	r3, [sp, #12]
	str	r2, [sp, #8]
	mov	r1, r5
	mov	r2, r7
	ldr	r3, [fp, #20]
	str	r4, [sp, #4]
	str	r8, [sp]
	ldr	ip, [ip]
	str	ip, [fp, #-40]
	mov	ip,#0
	mov	r6, r0
	bl	do_hybrid_window
	mov	r3, #1
	mov	r0, r8
	str	r3, [sp, #4]
	str	r3, [sp]
	mov	r2, r9
	mov	r1, r5
	mov	r3, #0
	bl	compute_lpc_coefs
	cmp	r0, #0
	beq	.L6
.L2:
	ldr	r3, [fp, #24]
	mov	r0, r4
	lsl	r2, r3, #2
	add	r1, r4, r7, lsl #2
	bl	memmove
	ldr	r3, .L8+4
	ldr	r2, [r3]
	ldr	r3, [fp, #-40]
	eors	r2, r3, r2
	mov	r3, #0
	bne	.L7
	sub	sp, fp, #32
	@ sp needed
	pop	{r4, r5, r6, r7, r8, r9, r10, fp, pc}
.L6:
	ldr	r3, [r6]
	mov	r0, r5
	mov	r1, #16
	ldr	r5, [r3]
	bl	FFALIGN
	mov	r2, r10
	mov	r3, r0
	mov	r1, r9
	mov	r0, r9
	blx	r5
	b	.L2
.L7:
	bl	__stack_chk_fail
.L9:
	.align	2
.L8:
	.word	MAX_BACKWARD_FILTER_ORDER
	.word	.LC0
	.size	backward_filter, .-backward_filter
	.comm	MAX_BACKWARD_FILTER_ORDER,4,4
	.ident	"GCC: (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0"
	.section	.note.GNU-stack,"",%progbits
