af_pan.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 750 行

	.file	1 "af_pan.c"
	.section .mdebug.abi32
	.previous
	.section	.text.af_open,"ax",@progbits
	.align	2
	.align	5
	.ent	af_open
	.type	af_open, @function
af_open:
	.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
	lui	$2,%hi(control)
	sw	$16,16($sp)
	addiu	$2,$2,%lo(control)
	move	$16,$4
	sw	$31,20($sp)
	lui	$3,%hi(uninit)
	sw	$2,4($16)
	lui	$2,%hi(play)
	li	$4,1			# 0x1
	addiu	$3,$3,%lo(uninit)
	addiu	$2,$2,%lo(play)
	sw	$3,8($16)
	sw	$4,44($16)
	sw	$4,40($16)
	li	$5,24			# 0x18
	jal	uc_calloc
	sw	$2,12($16)

	sw	$2,20($16)
	li	$4,1			# 0x1
	jal	uc_calloc
	li	$5,148			# 0x94

	move	$3,$2
	lw	$2,20($16)
	beq	$2,$0,$L2
	sw	$3,16($16)

	beq	$3,$0,$L2
	li	$2,1			# 0x1

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

$L2:
	lw	$31,20($sp)
	lw	$16,16($sp)
	li	$2,-2			# 0xfffffffffffffffe
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	af_open
	.globl	__mulsf3
	.globl	__addsf3
	.section	.text.play,"ax",@progbits
	.align	2
	.align	5
	.ent	play
	.type	play, @function
play:
	.frame	$sp,88,$31		# vars= 32, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-88
	sw	$31,84($sp)
	sw	$fp,80($sp)
	sw	$23,76($sp)
	sw	$22,72($sp)
	sw	$21,68($sp)
	sw	$20,64($sp)
	sw	$19,60($sp)
	sw	$18,56($sp)
	sw	$17,52($sp)
	sw	$16,48($sp)
	lw	$2,20($4)
	sw	$4,88($sp)
	lw	$3,88($sp)
	sw	$2,32($sp)
	sw	$5,92($sp)
	lw	$6,92($sp)
	lw	$16,4($2)
	lw	$5,44($3)
	lw	$2,16($3)
	lw	$4,40($4)
	lw	$3,32($sp)
	sw	$2,28($sp)
	lw	$18,0($6)
	lw	$17,4($6)
	lw	$21,12($6)
	jal	af_lencalc
	lw	$fp,12($3)

	slt	$16,$16,$2
	bne	$16,$0,$L27
	lw	$4,88($sp)

$L9:
	addiu	$4,$17,3
	slt	$3,$17,0
	move	$2,$17
	movn	$2,$4,$3
	sra	$2,$2,2
	lw	$4,32($sp)
	sll	$2,$2,2
	addu	$2,$18,$2
	lw	$4,0($4)
	sltu	$3,$18,$2
	move	$23,$18
	sw	$2,20($sp)
	beq	$3,$0,$L14
	sw	$4,44($sp)

	sll	$5,$21,2
	sll	$2,$fp,2
	addu	$3,$18,$5
	sw	$5,36($sp)
	sw	$4,24($sp)
	sw	$2,40($sp)
	sw	$3,16($sp)
$L16:
	blez	$fp,$L29
	lw	$5,16($sp)

	lw	$22,24($sp)
	move	$20,$0
$L20:
	blez	$21,$L28
	sll	$3,$20,3

	sll	$2,$20,5
	lw	$4,28($sp)
	subu	$2,$2,$3
	addu	$2,$4,$2
	addiu	$18,$2,4
	move	$17,$23
	move	$16,$0
	move	$19,$0
$L17:
	lw	$4,0($17)
	lw	$5,0($18)
	jal	__mulsf3
	addiu	$16,$16,1

	move	$5,$2
	jal	__addsf3
	move	$4,$19

	move	$19,$2
	addiu	$17,$17,4
	bne	$21,$16,$L17
	addiu	$18,$18,4

	addiu	$20,$20,1
	sw	$19,0($22)
	bne	$fp,$20,$L20
	addiu	$22,$22,4

	lw	$5,16($sp)
$L29:
	lw	$2,36($sp)
	lw	$3,20($sp)
	addu	$5,$5,$2
	subu	$2,$5,$2
	lw	$4,36($sp)
	sltu	$2,$2,$3
	sw	$5,16($sp)
	beq	$2,$0,$L14
	addu	$23,$23,$4

	lw	$5,24($sp)
	lw	$2,40($sp)
	addu	$5,$5,$2
	j	$L16
	sw	$5,24($sp)

$L28:
	move	$19,$0
	addiu	$20,$20,1
	sw	$19,0($22)
	bne	$fp,$20,$L20
	addiu	$22,$22,4

	j	$L29
	lw	$5,16($sp)

$L14:
	lw	$3,88($sp)
	lw	$5,92($sp)
	lw	$4,40($3)
	lw	$2,4($5)
	lw	$3,44($3)
	mul	$2,$2,$4
	lw	$4,32($sp)
	div	$0,$2,$3
	teq	$3,$0,7
	lw	$5,12($4)
	lw	$3,92($sp)
	lw	$4,44($sp)
	sw	$5,12($3)
	sw	$4,0($3)
	mflo	$2
	sw	$2,4($3)
	lw	$31,84($sp)
$L30:
	lw	$fp,80($sp)
	lw	$23,76($sp)
	lw	$22,72($sp)
	lw	$21,68($sp)
	lw	$20,64($sp)
	lw	$19,60($sp)
	lw	$18,56($sp)
	lw	$17,52($sp)
	lw	$16,48($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,88

$L27:
	jal	af_resize_local_buffer
	lw	$5,92($sp)

	li	$3,1			# 0x1
	beq	$2,$3,$L9
	move	$3,$0

	j	$L30
	lw	$31,84($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,$0,$L32
	nop

	jal	uc_free
	lw	$4,0($4)

	lw	$4,20($16)
$L32:
	jal	uc_free
	nop

	lw	$2,16($16)
	beq	$2,$0,$L36
	move	$4,$2

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

$L36:
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	uninit
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"%i%n\000"
	.align	2
$LC1:
	.ascii	":%f%n\000"
	.align	2
$LC2:
	.ascii	"[pan] Pan level from channel %i to channel %i = %f\012\000"
	.globl	__extendsfdf2
	.align	2
$LC3:
	.ascii	"[pan] The number of output channels must be between 1 an"
	.ascii	"d %i. Current value is %i\012\000"
	.globl	__gtsf2
	.globl	__subsf3
	.globl	__gesf2
	.globl	__ltsf2
	.section	.rodata.cst4,"aM",@progbits,4
	.align	2
$LC4:
	.word	1065353216
	.section	.text.control,"ax",@progbits
	.align	2
	.align	5
	.ent	control
	.type	control, @function
control:
	.frame	$sp,72,$31		# vars= 8, regs= 8/0, args= 32, gp= 0
	.mask	0x807f0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-72
	sw	$17,44($sp)
	li	$17,1073741824			# 0x40000000
	sw	$19,52($sp)
	sw	$18,48($sp)
	sw	$31,68($sp)
	sw	$22,64($sp)
	sw	$21,60($sp)
	sw	$20,56($sp)
	sw	$16,40($sp)
	ori	$2,$17,0x1a01
	move	$18,$4
	move	$19,$6
	beq	$5,$2,$L42
	lw	$20,16($4)

	slt	$2,$2,$5
	beq	$2,$0,$L82
	li	$2,536870912			# 0x20000000

	ori	$2,$17,0x1b01
	beq	$5,$2,$L44
	slt	$2,$2,$5

	beq	$2,$0,$L83
	ori	$2,$17,0x1b00

	ori	$2,$17,0x2500
	beq	$5,$2,$L45
	ori	$2,$17,0x2501

	beq	$5,$2,$L46
	li	$7,-1			# 0xffffffffffffffff

$L90:
	lw	$31,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	move	$2,$7
	j	$31
	addiu	$sp,$sp,72

$L82:
	ori	$2,$2,0x300
	beq	$5,$2,$L40
	ori	$2,$17,0x1a00

	beq	$5,$2,$L41
	li	$2,268435456			# 0x10000000

	ori	$2,$2,0x100
	bne	$5,$2,$L90
	li	$7,-1			# 0xffffffffffffffff

	beq	$6,$0,$L50
	li	$3,29			# 0x1d

	lw	$4,20($4)
	lw	$2,8($6)
	sw	$2,8($4)
	li	$2,4			# 0x4
	sw	$3,16($4)
	sw	$2,20($4)
	lw	$2,0($20)
	bne	$2,$0,$L52
	nop

	lw	$2,12($6)
$L52:
	sw	$2,12($4)
	sw	$2,40($18)
	lw	$2,12($19)
	addiu	$4,$18,40
	jal	af_frac_cancel
	sw	$2,44($18)

	lw	$4,20($18)
	lw	$2,16($19)
	lw	$3,16($4)
	beq	$3,$2,$L84
	nop

	lw	$4,20($4)
$L54:
	move	$7,$0
	sw	$4,20($19)
	j	$L49
	sw	$3,16($19)

$L42:
	lw	$3,4($6)
	slt	$2,$3,6
	beq	$2,$0,$L63
	lw	$6,0($6)

	sll	$2,$3,5
	sll	$3,$3,3
	subu	$2,$2,$3
	addu	$2,$2,$20
	lw	$4,4($2)
	li	$7,1			# 0x1
	sw	$4,0($6)
	lw	$3,8($2)
	sw	$3,4($6)
	lw	$4,12($2)
	sw	$4,8($6)
	lw	$3,16($2)
	sw	$3,12($6)
	lw	$4,20($2)
	sw	$4,16($6)
	lw	$3,24($2)
	sw	$3,20($6)
$L49:
	lw	$31,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	move	$2,$7
	j	$31
	addiu	$sp,$sp,72

$L83:
	bne	$5,$2,$L90
	li	$7,-1			# 0xffffffffffffffff

	lw	$3,0($6)
	addiu	$2,$3,-1
	sltu	$2,$2,6
	beq	$2,$0,$L85
	lui	$6,%hi($LC3)

	li	$7,1			# 0x1
	j	$L49
	sw	$3,0($20)

$L41:
	lw	$3,4($6)
	slt	$2,$3,6
	bne	$2,$0,$L86
	lw	$6,0($6)

$L63:
	move	$7,$0
	lw	$31,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	move	$2,$7
	j	$31
	addiu	$sp,$sp,72

$L40:
	addiu	$16,$sp,32
	addiu	$22,$sp,36
	lui	$5,%hi($LC0)
	addiu	$5,$5,%lo($LC0)
	move	$6,$16
	move	$7,$22
	move	$4,$19
	sw	$0,32($sp)
	jal	sscanf
	sw	$0,36($sp)

	move	$4,$18
	ori	$5,$17,0x1b00
	jal	control
	move	$6,$16

	li	$3,1			# 0x1
	beq	$2,$3,$L87
	lw	$2,36($sp)

$L50:
	j	$L49
	li	$7,-2			# 0xfffffffffffffffe

$L44:
	lw	$3,20($4)
	li	$7,1			# 0x1
	lw	$2,12($3)
	sw	$2,0($6)
	lw	$31,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	move	$2,$7
	j	$31
	addiu	$sp,$sp,72

$L86:
	sll	$2,$3,5
	sll	$3,$3,3
	lw	$4,0($6)
	subu	$2,$2,$3
	addu	$2,$2,$20
	sw	$4,4($2)
	lw	$5,4($6)
	li	$7,1			# 0x1
	sw	$5,8($2)
	lw	$3,8($6)
	sw	$3,12($2)
	lw	$4,12($6)
	sw	$4,16($2)
	lw	$3,16($6)
	sw	$3,20($2)
	lw	$4,20($6)
	j	$L49
	sw	$4,24($2)

$L87:
	move	$16,$0
	addu	$18,$19,$2
	addiu	$21,$20,4
	move	$19,$0
$L58:
	sll	$3,$16,1
	sll	$2,$16,3
	subu	$2,$2,$3
	addu	$2,$2,$19
	lb	$3,0($18)
	sll	$17,$2,2
	lui	$5,%hi($LC1)
	li	$2,58			# 0x3a
	addiu	$5,$5,%lo($LC1)
	move	$4,$18
	addu	$6,$21,$17
	move	$7,$22
	bne	$3,$2,$L56
	slt	$8,$19,6

	beq	$8,$0,$L56
	nop

	jal	sscanf
	nop

	sw	$16,16($sp)
	addu	$2,$17,$20
	lw	$4,4($2)
	jal	__extendsfdf2
	addiu	$16,$16,1

	lui	$6,%hi($LC2)
	addiu	$6,$6,%lo($LC2)
	move	$7,$19
	li	$4,37			# 0x25
	li	$5,6			# 0x6
	sw	$2,24($sp)
	jal	mp_msg
	sw	$3,28($sp)

	lw	$2,32($sp)
	slt	$2,$16,$2
	bne	$2,$0,$L60
	lw	$3,36($sp)

	addiu	$19,$19,1
	move	$16,$0
$L60:
	j	$L58
	addu	$18,$18,$3

$L46:
	lw	$2,0($20)
	bne	$2,$0,$L50
	nop

	lw	$5,28($20)
	jal	__subsf3
	lw	$4,8($20)

	li	$7,1			# 0x1
	j	$L49
	sw	$2,0($19)

$L84:
	lw	$4,20($4)
	lw	$2,20($19)
	bne	$4,$2,$L54
	nop

$L56:
	j	$L49
	li	$7,1			# 0x1

$L45:
	lw	$2,0($20)
	bne	$2,$0,$L50
	lw	$16,0($6)

	lw	$3,20($4)
	lw	$2,12($3)
	slt	$2,$2,2
	bne	$2,$0,$L49
	li	$7,1			# 0x1

	move	$4,$16
	jal	__gtsf2
	move	$5,$0

	blez	$2,$L70
	lui	$18,%hi($LC4)

	lw	$4,%lo($LC4)($18)
	jal	__subsf3
	move	$5,$16

	sw	$2,4($20)
	move	$4,$16
	move	$5,$0
	jal	__gesf2
	move	$17,$16

	bltz	$2,$L88
	nop

$L73:
	sw	$17,8($20)
	move	$2,$0
$L74:
	sw	$2,28($20)
	move	$4,$16
	jal	__ltsf2
	move	$5,$0

	bltz	$2,$L75
	lw	$2,%lo($LC4)($18)

	li	$7,1			# 0x1
	j	$L49
	sw	$2,32($20)

$L88:
	j	$L73
	move	$17,$0

$L75:
	lw	$5,%lo($LC4)($18)
	jal	__addsf3
	move	$4,$16

	li	$7,1			# 0x1
	j	$L49
	sw	$2,32($20)

$L70:
	lw	$2,%lo($LC4)($18)
	move	$4,$16
	sw	$2,4($20)
	move	$5,$0
	jal	__gesf2
	move	$17,$16

	bltz	$2,$L89
	nop

$L79:
	li	$2,-2147483648			# 0xffffffff80000000
	xor	$2,$16,$2
	j	$L74
	sw	$17,8($20)

$L89:
	j	$L79
	move	$17,$0

$L85:
	li	$7,6			# 0x6
	addiu	$6,$6,%lo($LC3)
	li	$4,37			# 0x25
	li	$5,1			# 0x1
	jal	mp_msg
	sw	$3,16($sp)

	j	$L49
	li	$7,-2			# 0xfffffffffffffffe

	.set	macro
	.set	reorder
	.end	control
	.globl	af_info_pan
	.section	.rodata.str1.4
	.align	2
$LC5:
	.ascii	"Panning audio filter\000"
	.align	2
$LC6:
	.ascii	"pan\000"
	.align	2
$LC7:
	.ascii	"Anders\000"
	.subsection	-1
	.align	2
$LC8:
	.ascii	"\000"
	.data
	.align	2
	.type	af_info_pan, @object
	.size	af_info_pan, 24
af_info_pan:
	.word	$LC5
	.word	$LC6
	.word	$LC7
	.word	$LC8
	.word	0
	.word	af_open
	.ident	"GCC: (GNU) 4.1.2"