demux_rawaudio.s

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」· S 代码 · 共 925 行

.file	1 "demux_rawaudio.c"
.section .mdebug.abi32
.previous
.globl	__floatsisf
.globl	__mulsf3
.globl	__addsf3
.globl	__fixsfsi
.section	.text.demux_rawaudio_seek,"ax",@progbits
.align	2
.align	5
.ent	demux_rawaudio_seek
.type	demux_rawaudio_seek, @function
demux_rawaudio_seek:
.frame	$sp,48,$31		# vars= 0, regs= 7/0, args= 16, gp= 0
.mask	0x803f0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-48
sw	$21,36($sp)
sw	$17,20($sp)
sw	$31,40($sp)
sw	$20,32($sp)
sw	$19,28($sp)
sw	$18,24($sp)
sw	$16,16($sp)
lw	$2,52($4)
andi	$3,$7,0x1
move	$17,$4
lw	$19,92($2)
move	$21,$5
beq	$3,$0,$L2
lw	$18,16($4)

lw	$3,8($4)
andi	$2,$7,0x2
lw	$20,44($18)
beq	$2,$0,$L5
move	$4,$3

$L15:
jal	__floatsisf
nop

move	$16,$2
lw	$4,12($17)
lw	$2,8($17)
jal	__floatsisf
subu	$4,$4,$2

move	$5,$2
move	$4,$21
$L13:
jal	__mulsf3
nop

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

jal	__fixsfsi
move	$4,$2

move	$6,$2
lw	$5,32($19)
lw	$2,36($19)
move	$4,$18
mul	$2,$2,$5
div	$0,$6,$2
teq	$2,$0,7
mfhi	$3
subu	$3,$6,$3
slt	$2,$3,$20
beq	$2,$0,$L8
move	$5,$3

lw	$2,40($18)
subu	$2,$20,$2
subu	$2,$3,$2
bltz	$2,$L16
lw	$31,40($sp)

sw	$2,36($18)
lw	$31,40($sp)
lw	$21,36($sp)
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,48

$L2:
lw	$20,44($18)
lw	$2,36($18)
lw	$3,40($18)
addu	$2,$20,$2
subu	$3,$2,$3
andi	$2,$7,0x2
bne	$2,$0,$L15
move	$4,$3

$L5:
jal	__floatsisf
move	$4,$3

lw	$4,44($19)
jal	__floatsisf
move	$16,$2

move	$4,$2
j	$L13
move	$5,$21

$L8:
lw	$31,40($sp)
$L16:
lw	$21,36($sp)
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	stream_seek_long
addiu	$sp,$sp,48

.set	macro
.set	reorder
.end	demux_rawaudio_seek
.section	.text.demux_rawaudio_open,"ax",@progbits
.align	2
.align	5
.ent	demux_rawaudio_open
.type	demux_rawaudio_open, @function
demux_rawaudio_open:
.frame	$sp,32,$31		# vars= 0, regs= 3/0, args= 16, gp= 0
.mask	0x80030000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-32
move	$5,$0
move	$6,$0
sw	$31,24($sp)
sw	$17,20($sp)
sw	$16,16($sp)
jal	new_sh_audio_aid
move	$17,$4

li	$4,18			# 0x12
jal	uc_malloc
move	$16,$2

move	$6,$2
lui	$2,%hi(format)
lw	$3,%lo(format)($2)
sw	$6,156($16)
andi	$4,$3,0xffff
srl	$2,$4,8
sw	$3,12($16)
lui	$5,%hi(channels)
sb	$2,1($6)
sb	$4,0($6)
lw	$3,%lo(channels)($5)
lui	$7,%hi(samplerate)
andi	$4,$3,0xffff
srl	$2,$4,8
sw	$3,36($16)
sb	$2,3($6)
sb	$4,2($6)
lw	$2,%lo(samplerate)($7)
lui	$3,%hi(bitrate)
sw	$2,28($16)
swl	$2,7($6)
swr	$2,4($6)
lw	$4,%lo(bitrate)($3)
lui	$8,%hi(samplesize)
slt	$2,$4,1000
bne	$2,$0,$L18
sra	$3,$4,3

swl	$3,11($6)
swr	$3,8($6)
$L20:
lw	$3,%lo(channels)($5)
lw	$4,%lo(samplesize)($8)
move	$2,$17
mul	$3,$3,$4
andi	$3,$3,0xffff
srl	$4,$3,8
sb	$4,13($6)
sb	$3,12($6)
lw	$5,%lo(samplesize)($8)
sll	$3,$5,3
andi	$3,$3,0xffff
srl	$4,$3,8
sw	$5,32($16)
sb	$4,15($6)
sb	$3,14($6)
sb	$0,16($6)
sb	$0,17($6)
lw	$5,16($17)
lw	$6,52($17)
lw	$3,48($5)
sw	$6,4($16)
sw	$3,8($17)
lw	$4,52($5)
sw	$16,92($6)
sw	$4,12($17)
lw	$31,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
j	$31
addiu	$sp,$sp,32

$L18:
sll	$3,$4,2
sll	$2,$4,7
subu	$2,$2,$3
lui	$8,%hi(samplesize)
blez	$4,$L25
addu	$2,$2,$4

swl	$2,11($6)
j	$L20
swr	$2,8($6)

$L25:
lw	$2,%lo(samplerate)($7)
lw	$3,%lo(samplesize)($8)
lw	$4,%lo(channels)($5)
mul	$2,$2,$3
mul	$2,$2,$4
swl	$2,11($6)
j	$L20
swr	$2,8($6)

.set	macro
.set	reorder
.end	demux_rawaudio_open
.globl	__divsf3
.globl	__extendsfdf2
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC1:
.ascii	"stream_read: WARNING! s->buf_pos>s->buf_len\012\000"
.section	.rodata.cst8,"aM",@progbits,8
.align	3
$LC0:
.word	0
.word	-1008730112
.section	.text.demux_rawaudio_fill_buffer,"ax",@progbits
.align	2
.align	5
.ent	demux_rawaudio_fill_buffer
.type	demux_rawaudio_fill_buffer, @function
demux_rawaudio_fill_buffer:
.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-56
sw	$fp,48($sp)
sw	$17,20($sp)
sw	$31,52($sp)
sw	$23,44($sp)
sw	$22,40($sp)
sw	$21,36($sp)
sw	$20,32($sp)
sw	$19,28($sp)
sw	$18,24($sp)
sw	$16,16($sp)
lw	$2,52($4)
lw	$3,16($4)
lw	$18,92($2)
move	$17,$4
lw	$2,156($18)
lw	$4,56($3)
lwl	$21,11($2)
move	$fp,$5
lw	$19,44($3)
lwr	$21,8($2)
lw	$16,36($3)
.set	noreorder
.set	nomacro
beq	$4,$0,$L27
lw	$22,40($3)
.set	macro
.set	reorder

lw	$31,52($sp)
lw	$fp,48($sp)
lw	$23,44($sp)
lw	$22,40($sp)
lw	$21,36($sp)
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$0
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,56
.set	macro
.set	reorder

$L27:
.set	noreorder
.set	nomacro
jal	uc_malloc
li	$4,56			# 0x38
.set	macro
.set	reorder

move	$20,$2
lui	$2,%hi(correct_pts)
lw	$3,%lo(correct_pts)($2)
move	$23,$21
sw	$21,0($20)
.set	noreorder
.set	nomacro
beq	$3,$0,$L30
sw	$0,52($20)
.set	macro
.set	reorder

lui	$4,%hi($LC0)
lw	$3,%lo($LC0+4)($4)
lw	$2,%lo($LC0)($4)
move	$5,$3
move	$4,$2
$L32:
sw	$2,8($20)
li	$2,1			# 0x1
sw	$3,12($20)
sw	$4,24($20)
sw	$5,28($20)
sw	$2,44($20)
sw	$4,16($20)
sw	$5,20($20)
sw	$0,32($20)
sw	$0,40($20)
sw	$0,48($20)
.set	noreorder
.set	nomacro
blez	$21,$L33
sw	$0,36($20)
.set	macro
.set	reorder

li	$4,32			# 0x20
.set	noreorder
.set	nomacro
jal	uc_memalign
addiu	$5,$21,8
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$2,$0,$L33
sw	$2,36($20)
.set	macro
.set	reorder

$L35:
addu	$2,$19,$16
lw	$19,8($17)
subu	$16,$2,$22
.set	noreorder
.set	nomacro
jal	__floatsisf
subu	$4,$16,$19
.set	macro
.set	reorder

move	$22,$2
lw	$2,156($18)
lwl	$4,11($2)
lwr	$4,8($2)
bltz	$4,$L37
jal	__floatsisf
move	$5,$2
$L79:
.set	noreorder
.set	nomacro
jal	__divsf3
move	$4,$22
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
jal	__extendsfdf2
move	$4,$2
.set	macro
.set	reorder

subu	$4,$16,$19
sw	$2,8($20)
sw	$3,12($20)
sw	$4,32($20)
lw	$17,16($17)
.set	noreorder
.set	nomacro
blez	$21,$L38
lw	$2,36($20)
.set	macro
.set	reorder

lw	$5,36($17)
lw	$3,40($17)
move	$19,$2
subu	$2,$3,$5
.set	noreorder
.set	nomacro
beq	$2,$0,$L41
move	$18,$21
.set	macro
.set	reorder

$L75:
move	$16,$2
sltu	$2,$3,$5
.set	noreorder
.set	nomacro
bne	$2,$0,$L80
lui	$6,%hi($LC1)
.set	macro
.set	reorder

$L47:
slt	$2,$18,$16
movn	$16,$18,$2
lw	$3,80($17)
sltu	$2,$16,32
.set	noreorder
.set	nomacro
bne	$2,$0,$L49
addu	$5,$3,$5
.set	macro
.set	reorder

$L77:
andi	$2,$19,0x3
.set	noreorder
.set	nomacro
bne	$2,$0,$L81
move	$4,$19
.set	macro
.set	reorder

andi	$2,$5,0x3
.set	noreorder
.set	nomacro
bne	$2,$0,$L81
li	$2,-32			# 0xffffffffffffffe0
.set	macro
.set	reorder

addiu	$4,$19,-4
and	$2,$16,$2
addu	$6,$4,$2
sltu	$3,$4,$6
.set	noreorder
.set	nomacro
beq	$3,$0,$L53
addiu	$5,$5,-4
.set	macro
.set	reorder

$L69:
#APP
.word	0b01110000101000000000010001010100	#S32LDI XR1,$5,4
.word	0b01110000101000000000010010010100	#S32LDI XR2,$5,4
.word	0b01110000101000000000010011010100	#S32LDI XR3,$5,4
.word	0b01110000101000000000010100010100	#S32LDI XR4,$5,4
.word	0b01110000101000000000010101010100	#S32LDI XR5,$5,4
.word	0b01110000101000000000010110010100	#S32LDI XR6,$5,4
.word	0b01110000101000000000010111010100	#S32LDI XR7,$5,4
.word	0b01110000101000000000011000010100	#S32LDI XR8,$5,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
.word	0b01110000100000000000010010010101	#S32SDI XR2,$4,4
.word	0b01110000100000000000010011010101	#S32SDI XR3,$4,4
.word	0b01110000100000000000010100010101	#S32SDI XR4,$4,4
.word	0b01110000100000000000010101010101	#S32SDI XR5,$4,4
.word	0b01110000100000000000010110010101	#S32SDI XR6,$4,4
.word	0b01110000100000000000010111010101	#S32SDI XR7,$4,4
.word	0b01110000100000000000011000010101	#S32SDI XR8,$4,4
#NO_APP
sltu	$2,$4,$6
bne	$2,$0,$L69
$L53:
andi	$2,$16,0x1c
addu	$6,$6,$2
sltu	$3,$4,$6
.set	noreorder
.set	nomacro
beq	$3,$0,$L82
andi	$3,$16,0x3
.set	macro
.set	reorder

$L70:
#APP
.word	0b01110000101000000000010001010100	#S32LDI XR1,$5,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
#NO_APP
sltu	$2,$4,$6
.set	noreorder
.set	nomacro
bne	$2,$0,$L70
andi	$3,$16,0x3
.set	macro
.set	reorder

$L82:
li	$2,2			# 0x2
.set	noreorder
.set	nomacro
beq	$3,$2,$L59
li	$2,3			# 0x3
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$3,$2,$L60
li	$2,1			# 0x1
.set	macro
.set	reorder

beq	$3,$2,$L74
$L57:
lw	$5,36($17)
subu	$18,$18,$16
addu	$2,$5,$16
move	$5,$2
.set	noreorder
.set	nomacro
blez	$18,$L46
sw	$2,36($17)
.set	macro
.set	reorder

$L78:
lw	$3,40($17)
subu	$2,$3,$5
.set	noreorder
.set	nomacro
bne	$2,$0,$L75
addu	$19,$19,$16
.set	macro
.set	reorder

$L41:
.set	noreorder
.set	nomacro
jal	stream_fill_buffer
move	$4,$17
.set	macro
.set	reorder

beq	$2,$0,$L76
lw	$3,40($17)
lw	$5,36($17)
sltu	$2,$3,$5
.set	noreorder
.set	nomacro
beq	$2,$0,$L47
subu	$16,$3,$5
.set	macro
.set	reorder

lui	$6,%hi($LC1)
$L80:
li	$5,2			# 0x2
addiu	$6,$6,%lo($LC1)
.set	noreorder
.set	nomacro
jal	mp_msg
li	$4,7			# 0x7
.set	macro
.set	reorder

slt	$2,$18,$16
lw	$5,36($17)
movn	$16,$18,$2
lw	$3,80($17)
sltu	$2,$16,32
.set	noreorder
.set	nomacro
beq	$2,$0,$L77
addu	$5,$3,$5
.set	macro
.set	reorder

$L49:
move	$4,$19
$L81:
.set	noreorder
.set	nomacro
jal	memcpy
move	$6,$16
.set	macro
.set	reorder

lw	$5,36($17)
subu	$18,$18,$16
addu	$2,$5,$16
move	$5,$2
.set	noreorder
.set	nomacro
bgtz	$18,$L78
sw	$2,36($17)
.set	macro
.set	reorder

$L46:
lw	$4,36($20)
.set	noreorder
.set	nomacro
jal	uc_realloc
addiu	$5,$23,8
.set	macro
.set	reorder

sw	$2,36($20)
move	$4,$2
$L62:
.set	noreorder
.set	nomacro
beq	$4,$0,$L65
sw	$23,0($20)
.set	macro
.set	reorder

addu	$4,$4,$23
move	$5,$0
.set	noreorder
.set	nomacro
jal	memset
li	$6,8			# 0x8
.set	macro
.set	reorder

$L67:
move	$4,$fp
.set	noreorder
.set	nomacro
jal	ds_add_packet
move	$5,$20
.set	macro
.set	reorder

lw	$31,52($sp)
lw	$fp,48($sp)
lw	$23,44($sp)
lw	$22,40($sp)
lw	$21,36($sp)
lw	$20,32($sp)
lw	$19,28($sp)
lw	$18,24($sp)
lw	$17,20($sp)
lw	$16,16($sp)
li	$2,1			# 0x1
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,56
.set	macro
.set	reorder

$L59:
lbu	$2,4($5)
sb	$2,4($4)
lbu	$3,5($5)
.set	noreorder
.set	nomacro
j	$L57
sb	$3,5($4)
.set	macro
.set	reorder

$L60:
lbu	$2,4($5)
sb	$2,4($4)
lbu	$3,5($5)
sb	$3,5($4)
lbu	$2,6($5)
.set	noreorder
.set	nomacro
j	$L57
sb	$2,6($4)
.set	macro
.set	reorder

$L33:
.set	noreorder
.set	nomacro
j	$L35
sw	$0,0($20)
.set	macro
.set	reorder

$L30:
lui	$4,%hi($LC0)
lw	$5,%lo($LC0+4)($4)
lw	$4,%lo($LC0)($4)
move	$2,$0
.set	noreorder
.set	nomacro
j	$L32
move	$3,$0
.set	macro
.set	reorder

$L74:
lbu	$2,4($5)
.set	noreorder
.set	nomacro
j	$L57
sb	$2,4($4)
.set	macro
.set	reorder

$L65:
.set	noreorder
.set	nomacro
j	$L67
sw	$0,0($20)
.set	macro
.set	reorder

$L76:
subu	$23,$21,$18
bgtz	$23,$L46
lw	$2,36($20)
$L38:
beq	$2,$0,$L63
.set	noreorder
.set	nomacro
jal	uc_free
move	$4,$2
.set	macro
.set	reorder

$L63:
sw	$0,36($20)
.set	noreorder
.set	nomacro
j	$L62
lw	$4,36($20)
.set	macro
.set	reorder

$L37:
srl	$2,$4,1
andi	$4,$4,0x1
.set	noreorder
.set	nomacro
jal	__floatsisf
or	$4,$4,$2
.set	macro
.set	reorder

move	$4,$2
.set	noreorder
.set	nomacro
jal	__addsf3
move	$5,$2
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L79
move	$5,$2
.set	macro
.set	reorder

.end	demux_rawaudio_fill_buffer
.globl	demux_rawaudio_opts
.section	.rodata.str1.4
.align	2
$LC2:
.ascii	"channels\000"
.align	2
$LC3:
.ascii	"rate\000"
.align	2
$LC4:
.ascii	"samplesize\000"
.align	2
$LC5:
.ascii	"bitrate\000"
.align	2
$LC6:
.ascii	"format\000"
.data
.align	3
.type	demux_rawaudio_opts, @object
.size	demux_rawaudio_opts, 240
demux_rawaudio_opts:
.word	$LC2
.word	channels
.word	m_option_type_int
.word	3
.word	0
.word	1072693248
.word	0
.word	1075838976
.word	0
.space	4
.word	$LC3
.word	samplerate
.word	m_option_type_int
.word	3
.word	0
.word	1083129856
.word	0
.word	1092055040
.word	0
.space	4
.word	$LC4
.word	samplesize
.word	m_option_type_int
.word	3
.word	0
.word	1072693248
.word	0
.word	1075838976
.word	0
.space	4
.word	$LC5
.word	bitrate
.word	m_option_type_int
.word	1
.word	0
.word	0
.word	0
.word	0
.word	0
.space	4
.word	$LC6
.word	format
.word	m_option_type_int
.word	1
.word	0
.word	0
.word	0
.word	0
.word	0
.space	4
.word	0
.word	0
.word	0
.word	0
.word	0
.word	0
.word	0
.word	0
.word	0
.space	4
.globl	demuxer_desc_rawaudio
.section	.rodata.str1.4
.align	2
$LC7:
.ascii	"Raw audio demuxer\000"
.align	2
$LC8:
.ascii	"rawaudio\000"
.align	2
$LC9:
.ascii	"?\000"
.subsection	-1
.align	2
$LC10:
.ascii	"\000"
.data
.align	2
.type	demuxer_desc_rawaudio, @object
.size	demuxer_desc_rawaudio, 52
demuxer_desc_rawaudio:
.word	$LC7
.word	$LC8
.word	$LC8
.word	$LC9
.word	$LC10
.word	20
.word	0
.word	0
.word	demux_rawaudio_fill_buffer
.word	demux_rawaudio_open
.word	0
.word	demux_rawaudio_seek
.word	0
.align	2
.type	channels, @object
.size	channels, 4
channels:
.word	2
.align	2
.type	samplerate, @object
.size	samplerate, 4
samplerate:
.word	44100
.align	2
.type	samplesize, @object
.size	samplesize, 4
samplesize:
.word	2
.local	bitrate
.comm	bitrate,4,4
.align	2
.type	format, @object
.size	format, 4
format:
.word	1
.ident	"GCC: (GNU) 4.1.2"