af_surround.mid

来自「君正早期ucos系统(只有早期的才不没有打包成库),MPLAYER,文件系统,图」· MID 代码 · 共 1,258 行 · 第 1/2 页

	jal	__addsf3
	move	$4,$16

	lw	$5,120($17)
	lw	$4,632($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,8($17)
	lw	$4,520($fp)
	jal	__mulsf3
	move	$22,$2

	lw	$5,12($17)
	lw	$4,524($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,20($17)
	lw	$4,532($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,28($17)
	lw	$4,540($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,36($17)
	lw	$4,548($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,44($17)
	lw	$4,556($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,52($17)
	lw	$4,564($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,60($17)
	lw	$4,572($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,68($17)
	lw	$4,580($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,76($17)
	lw	$4,588($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,84($17)
	lw	$4,596($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,92($17)
	lw	$4,604($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,100($17)
	lw	$4,612($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,108($17)
	lw	$4,620($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,116($17)
	lw	$4,628($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$5,124($17)
	lw	$4,636($fp)
	jal	__mulsf3
	move	$16,$2

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	move	$5,$2
	jal	__addsf3
	move	$4,$22

	lw	$5,60($sp)
	lw	$6,64($sp)
	sw	$2,0($5)
	addu	$20,$20,$6
	lw	$2,0($20)
	lw	$4,28($sp)
	lui	$6,%hi(steering_matrix+32)
	sw	$2,12($21)
	addiu	$6,$6,%lo(steering_matrix+32)
	addiu	$3,$4,1
	lw	$4,0($6)
	lw	$6,24($sp)
	lw	$5,0($23)
	addiu	$2,$6,1
	andi	$3,$3,0xffff
	andi	$2,$2,0xffff
	sw	$3,28($sp)
	jal	__mulsf3
	sw	$2,24($sp)

	move	$16,$2
	lui	$2,%hi(steering_matrix+36)
	addiu	$2,$2,%lo(steering_matrix+36)
	lw	$5,4($23)
	lw	$4,0($2)
	lw	$3,40($sp)
	addu	$19,$19,$fp
	jal	__mulsf3
	addu	$21,$21,$3

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lui	$6,%hi(steering_matrix+24)
	addiu	$6,$6,%lo(steering_matrix+24)
	sw	$2,0($19)
	sw	$2,0($18)
	lw	$4,0($6)
	jal	__mulsf3
	lw	$5,0($23)

	move	$16,$2
	lui	$2,%hi(steering_matrix+28)
	addiu	$2,$2,%lo(steering_matrix+28)
	lw	$5,4($23)
	lw	$4,0($2)
	lw	$3,44($sp)
	jal	__mulsf3
	addu	$23,$23,$3

	move	$5,$2
	jal	__addsf3
	move	$4,$16

	lw	$4,20($sp)
	lw	$5,44($sp)
	lw	$6,32($sp)
	subu	$3,$4,$5
	lw	$5,36($sp)
	addiu	$4,$6,-1
	andi	$4,$4,0x1f
	sltu	$3,$3,$5
	sw	$2,256($19)
	sw	$4,32($sp)
	bne	$3,$0,$L16
	sw	$2,256($18)

$L14:
	lw	$6,24($sp)
	lw	$2,32($sp)
	lw	$3,28($sp)
	sw	$6,656($fp)
	lw	$5,112($sp)
	lw	$6,116($sp)
	sw	$2,652($fp)
	sw	$3,660($fp)
	lw	$4,40($5)
	lw	$2,4($6)
	lw	$3,44($5)
	mul	$2,$2,$4
	lw	$4,16($sp)
	div	$0,$2,$3
	teq	$3,$0,7
	lw	$5,12($4)
	lw	$3,52($sp)
	sw	$5,12($6)
	sw	$3,0($6)
	mflo	$2
	sw	$2,4($6)
	move	$2,$6
$L13:
	lw	$31,108($sp)
	lw	$fp,104($sp)
	lw	$23,100($sp)
	lw	$22,96($sp)
	lw	$21,92($sp)
	lw	$20,88($sp)
	lw	$19,84($sp)
	lw	$18,80($sp)
	lw	$17,76($sp)
	lw	$16,72($sp)
	j	$31
	addiu	$sp,$sp,112

$L19:
	jal	af_resize_local_buffer
	lw	$5,116($sp)

	li	$3,1			# 0x1
	beq	$2,$3,$L10
	nop

	sw	$0,116($sp)
	j	$L13
	lw	$2,116($sp)

	.set	macro
	.set	reorder
	.end	play
	.section	.text.uninit,"ax",@progbits
	.align	2
	.align	5
	.ent	uninit
	.type	uninit, @function
uninit:
	.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	sw	$16,16($sp)
	sw	$31,20($sp)
	move	$16,$4
	lw	$4,20($4)
	beq	$4,$0,$L21
	nop

	jal	uc_free
	lw	$4,0($4)

	lw	$4,20($16)
$L21:
	jal	uc_free
	nop

	lw	$4,16($16)
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	uc_free
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	uninit
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC1:
	.ascii	"[surround] Only stereo input is supported.\012\000"
	.globl	__floatsisf
	.globl	__divsf3
	.align	2
$LC3:
	.ascii	"[surround] Unable to design low-pass filter.\012\000"
	.align	2
$LC4:
	.ascii	"[delay] Out of memory\012\000"
	.align	2
$LC6:
	.ascii	"%f\000"
	.globl	__ltsf2
	.globl	__gtsf2
	.align	2
$LC7:
	.ascii	"[surround] Invalid delay time, valid time values are 0ms"
	.ascii	" to 1000ms current value is %0.3f ms\012\000"
	.globl	__extendsfdf2
	.section	.rodata.cst4
	.align	2
$LC2:
	.word	1180352512
	.align	2
$LC5:
	.word	1148846080
	.section	.text.control,"ax",@progbits
	.align	2
	.align	5
	.ent	control
	.type	control, @function
control:
	.frame	$sp,48,$31		# vars= 8, regs= 4/0, args= 24, gp= 0
	.mask	0x80070000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-48
	li	$2,268435456			# 0x10000000
	sw	$18,40($sp)
	sw	$16,32($sp)
	sw	$31,44($sp)
	sw	$17,36($sp)
	ori	$2,$2,0x100
	move	$16,$4
	move	$18,$6
	beq	$5,$2,$L26
	lw	$17,16($4)

	li	$2,536870912			# 0x20000000
	ori	$2,$2,0x300
	beq	$5,$2,$L27
	li	$3,-1			# 0xffffffffffffffff

$L28:
	lw	$31,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,48

$L26:
	lw	$4,12($6)
	lw	$3,20($16)
	lw	$6,8($6)
	sll	$4,$4,1
	li	$5,4			# 0x4
	li	$2,29			# 0x1d
	sw	$2,16($3)
	sw	$5,20($3)
	sw	$6,8($3)
	beq	$4,$5,$L29
	sw	$4,12($3)

	lui	$6,%hi($LC1)
	addiu	$6,$6,%lo($LC1)
	li	$4,37			# 0x25
	jal	mp_msg
	li	$5,1			# 0x1

	li	$3,2			# 0x2
	lw	$31,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,48

$L27:
	lui	$5,%hi($LC6)
	move	$4,$6
	addiu	$5,$5,%lo($LC6)
	move	$2,$0
	addiu	$6,$sp,24
	jal	sscanf
	sw	$2,24($sp)

	lw	$16,24($sp)
	move	$5,$0
	jal	__ltsf2
	move	$4,$16

	bltz	$2,$L45
	lui	$2,%hi($LC5)

	lw	$5,%lo($LC5)($2)
	jal	__gtsf2
	move	$4,$16

	bgtz	$2,$L45
	li	$3,1			# 0x1

	sw	$16,648($17)
$L55:
	lw	$31,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,48

$L45:
	jal	__extendsfdf2
	move	$4,$16

	lui	$6,%hi($LC7)
	addiu	$6,$6,%lo($LC7)
	li	$4,37			# 0x25
	li	$5,1			# 0x1
	sw	$2,16($sp)
	jal	mp_msg
	sw	$3,20($sp)

	li	$3,-2			# 0xfffffffffffffffe
$L58:
	lw	$31,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,48

$L29:
	jal	__floatsisf
	move	$4,$6

	lui	$3,%hi($LC2)
	lw	$4,%lo($LC2)($3)
	jal	__divsf3
	move	$5,$2

	li	$7,65536			# 0x10000
	sw	$2,24($sp)
	ori	$7,$7,0x4
	move	$2,$0
	li	$4,32			# 0x20
	addiu	$5,$17,512
	addiu	$6,$sp,24
	jal	af_filter_design_fir
	sw	$2,16($sp)

	li	$3,-1			# 0xffffffffffffffff
	beq	$2,$3,$L53
	lui	$6,%hi($LC3)

	lw	$4,644($17)
	beq	$4,$0,$L33
	nop

	jal	uc_free
	nop

$L33:
	lw	$4,640($17)
	beq	$4,$0,$L35
	nop

	jal	uc_free
	nop

$L35:
	lw	$2,20($16)
	li	$4,65536			# 0x10000
	jal	uc_calloc
	lw	$5,20($2)

	lw	$3,20($16)
	sw	$2,644($17)
	lw	$5,20($3)
	jal	uc_calloc
	li	$4,65536			# 0x10000

	move	$3,$2
	lw	$2,644($17)
	beq	$2,$0,$L37
	sw	$3,640($17)

	beq	$3,$0,$L57
	lui	$6,%hi($LC4)

	lw	$2,20($16)
$L56:
	li	$4,1			# 0x1
	lw	$7,8($2)
	lui	$2,%hi($LC5)
	lw	$3,%lo($LC5)($2)
	addiu	$5,$17,648
	move	$2,$0
	addiu	$6,$17,656
	sw	$3,20($sp)
	jal	af_from_ms
	sw	$2,16($sp)

	li	$3,1			# 0x1
	bne	$2,$3,$L58
	li	$3,-2			# 0xfffffffffffffffe

	lw	$4,20($16)
	sw	$0,660($17)
	lw	$5,16($4)
	lw	$2,16($18)
	beq	$5,$2,$L54
	nop

$L42:
	lw	$2,20($4)
	move	$3,$0
	sw	$2,20($18)
	j	$L28
	sw	$5,16($18)

$L37:
	lui	$6,%hi($LC4)
$L57:
	addiu	$6,$6,%lo($LC4)
	li	$4,37			# 0x25
	jal	mp_msg
	move	$5,$0

	j	$L56
	lw	$2,20($16)

$L53:
	addiu	$6,$6,%lo($LC3)
	li	$4,37			# 0x25
	jal	mp_msg
	li	$5,1			# 0x1

	j	$L28
	li	$3,-2			# 0xfffffffffffffffe

$L54:
	lw	$3,20($4)
	lw	$2,20($18)
	bne	$3,$2,$L42
	nop

	j	$L55
	li	$3,1			# 0x1

	.set	macro
	.set	reorder
	.end	control
	.globl	af_info_surround
	.section	.rodata.str1.4
	.align	2
$LC8:
	.ascii	"Surround decoder filter\000"
	.align	2
$LC9:
	.ascii	"surround\000"
	.align	2
$LC10:
	.ascii	"Steve Davies <[e-mail]>\000"
	.subsection	-1
	.align	2
$LC11:
	.ascii	"\000"
	.data
	.align	2
	.type	af_info_surround, @object
	.size	af_info_surround, 24
af_info_surround:
	.word	$LC8
	.word	$LC9
	.word	$LC10
	.word	$LC11
	.word	1
	.word	af_open
	.align	2
	.type	steering_matrix, @object
	.size	steering_matrix, 48
steering_matrix:
	.word	1060437492
	.word	0
	.word	0
	.word	1060437492
	.word	1056964608
	.word	-1090519040
	.word	1058437648
	.word	-1094116075
	.word	1053367573
	.word	-1089046000
	.word	1056964608
	.word	1056964608
	.ident	"GCC: (GNU) 4.1.2"