ao_pcm_ucos.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 1,242 行 · 第 1/2 页

.file	1 "ao_pcm_ucos.c"
.section .mdebug.abi32
.previous
.section	.text.Set3DPlay,"ax",@progbits
.align	2
.align	5
.globl	Set3DPlay
.ent	Set3DPlay
.type	Set3DPlay, @function
Set3DPlay:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$2,%hi(Aft_Play)
j	$31
sw	$4,%lo(Aft_Play)($2)

.set	macro
.set	reorder
.end	Set3DPlay
.section	.text.ao_pcm_ucos_init,"ax",@progbits
.align	2
.align	5
.globl	ao_pcm_ucos_init
.ent	ao_pcm_ucos_init
.type	ao_pcm_ucos_init, @function
ao_pcm_ucos_init:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$2,%hi(Pre_Play)
lui	$3,%hi(Aft_Play)
sw	$0,%lo(Pre_Play)($2)
j	$31
sw	$0,%lo(Aft_Play)($3)

.set	macro
.set	reorder
.end	ao_pcm_ucos_init
.section	.text.SetPostPlay,"ax",@progbits
.align	2
.align	5
.globl	SetPostPlay
.ent	SetPostPlay
.type	SetPostPlay, @function
SetPostPlay:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$2,%hi(Pre_Play)
lui	$3,%hi(Aft_Play)
sw	$4,%lo(Pre_Play)($2)
j	$31
sw	$5,%lo(Aft_Play)($3)

.set	macro
.set	reorder
.end	SetPostPlay
.globl	__floatsisf
.globl	__divsf3
.section	.text.get_delay,"ax",@progbits
.align	2
.align	5
.ent	get_delay
.type	get_delay, @function
get_delay:
.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
lui	$2,%hi(ao_data)
sw	$17,20($sp)
sw	$31,24($sp)
sw	$16,16($sp)
addiu	$17,$2,%lo(ao_data)
lui	$2,%hi(audio_status)
lw	$3,%lo(audio_status)($2)
move	$5,$0
bne	$3,$0,$L8
li	$4,5			# 0x5

lw	$4,20($17)
$L14:
jal	__floatsisf
nop

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

move	$5,$2
jal	__divsf3
move	$4,$16

move	$5,$2
lw	$31,24($sp)
$L16:
lw	$17,20($sp)
lw	$16,16($sp)
move	$2,$5
j	$31
addiu	$sp,$sp,32

$L8:
jal	pcm_ioctl
nop

lui	$4,%hi(ao_data)
addiu	$17,$4,%lo(ao_data)
lw	$3,20($17)
move	$5,$0
subu	$3,$3,$2
bgtz	$3,$L14
move	$4,$3

j	$L16
lw	$31,24($sp)

.set	macro
.set	reorder
.end	get_delay
.section	.text.get_space,"ax",@progbits
.align	2
.align	5
.ent	get_space
.type	get_space, @function
get_space:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

li	$4,5			# 0x5
j	pcm_ioctl
move	$5,$0

.set	macro
.set	reorder
.end	get_space
.section	.text.audio_resume,"ax",@progbits
.align	2
.align	5
.ent	audio_resume
.type	audio_resume, @function
audio_resume:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

li	$3,1			# 0x1
lui	$2,%hi(audio_status)
li	$4,9			# 0x9
move	$5,$0
j	pcm_ioctl
sw	$3,%lo(audio_status)($2)

.set	macro
.set	reorder
.end	audio_resume
.section	.text.audio_pause,"ax",@progbits
.align	2
.align	5
.ent	audio_pause
.type	audio_pause, @function
audio_pause:
.frame	$sp,24,$31		# vars= 0, regs= 1/0, args= 16, gp= 0
.mask	0x80000000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
li	$4,8			# 0x8
sw	$31,16($sp)
jal	pcm_ioctl
move	$5,$0

lw	$31,16($sp)
lui	$3,%hi(audio_status)
addiu	$sp,$sp,24
j	$31
sw	$0,%lo(audio_status)($3)

.set	macro
.set	reorder
.end	audio_pause
.section	.text.reset,"ax",@progbits
.align	2
.align	5
.ent	reset
.type	reset, @function
reset:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

li	$4,10			# 0xa
j	pcm_ioctl
move	$5,$0

.set	macro
.set	reorder
.end	reset
.section	.text.play,"ax",@progbits
.align	2
.align	5
.ent	play
.type	play, @function
play:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$2,%hi(audio_status)
lw	$3,%lo(audio_status)($2)
bne	$3,$0,$L29
move	$2,$5

j	$31
nop

$L29:
j	pcm_write
nop

.set	macro
.set	reorder
.end	play
.section	.text.play_fill_16bit_audio,"ax",@progbits
.align	2
.align	5
.ent	play_fill_16bit_audio
.type	play_fill_16bit_audio, @function
play_fill_16bit_audio:
.frame	$sp,64,$31		# vars= 0, regs= 10/0, args= 24, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-64
sw	$22,48($sp)
sw	$21,44($sp)
sw	$19,36($sp)
sw	$18,32($sp)
sw	$16,24($sp)
sw	$31,60($sp)
sw	$fp,56($sp)
sw	$23,52($sp)
sw	$20,40($sp)
sw	$17,28($sp)
lui	$2,%hi(Pre_Play)
lw	$2,%lo(Pre_Play)($2)
move	$19,$6
move	$16,$7
move	$21,$4
move	$18,$5
beq	$2,$0,$L33
lw	$22,80($sp)

jal	$2
nop

$L33:
lui	$20,%hi(audio_vol_factor_control)
lw	$2,%lo(audio_vol_factor_control)($20)
beq	$2,$0,$L35
lui	$3,%hi(audio_vol_factor_save)

lui	$8,%hi(audio_volmid_count)
lw	$2,%lo(audio_volmid_count)($8)
lui	$fp,%hi(audio_vol_factor_speed)
lh	$7,%lo(audio_vol_factor_speed)($fp)
addiu	$6,$2,1
blez	$7,$L37
sw	$6,%lo(audio_volmid_count)($8)

mul	$2,$6,$7
lui	$23,%hi(audio_vol_factor)
mul	$2,$2,$2
lui	$3,%hi(audio_vol_count)
sw	$2,%lo(audio_vol_factor)($23)
$L39:
lh	$4,%lo(audio_vol_count)($3)
lui	$17,%hi(audio_vol_factor)
lw	$3,%lo(audio_vol_factor)($17)
slt	$2,$16,$2
addiu	$5,$4,1
movn	$3,$16,$2
slt	$4,$5,$6
beq	$4,$0,$L44
sw	$3,%lo(audio_vol_factor)($17)

bltz	$7,$L55
sw	$5,%lo(audio_volmid_count)($8)

lh	$2,%lo(audio_vol_factor_speed)($fp)
$L57:
blez	$2,$L44
li	$2,2			# 0x2

sw	$16,%lo(audio_vol_factor)($17)
sw	$2,%lo(audio_vol_factor_control)($20)
$L44:
lw	$7,%lo(audio_vol_factor)($23)
move	$4,$21
move	$5,$18
move	$6,$19
jal	replay_fill_all_16_mid
sw	$22,16($sp)

lui	$2,%hi(Aft_Play)
lw	$25,%lo(Aft_Play)($2)
bne	$25,$0,$L58
move	$4,$19

$L54:
lw	$31,60($sp)
lw	$fp,56($sp)
lw	$23,52($sp)
lw	$22,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
j	$31
addiu	$sp,$sp,64

$L35:
lw	$2,%lo(audio_vol_factor_save)($3)
beq	$2,$16,$L50
lui	$2,%hi(audio_vol_factor)

sw	$16,%lo(audio_vol_factor)($2)
sw	$16,%lo(audio_vol_factor_save)($3)
$L50:
move	$4,$21
move	$7,$16
move	$5,$18
move	$6,$19
jal	replay_fill_all_16_mid
sw	$22,16($sp)

lui	$2,%hi(Aft_Play)
lw	$25,%lo(Aft_Play)($2)
beq	$25,$0,$L54
move	$4,$19

$L58:
move	$5,$18
lw	$31,60($sp)
lw	$fp,56($sp)
lw	$23,52($sp)
lw	$22,48($sp)
lw	$21,44($sp)
lw	$20,40($sp)
lw	$19,36($sp)
lw	$18,32($sp)
lw	$17,28($sp)
lw	$16,24($sp)
jr	$25
addiu	$sp,$sp,64

$L37:
lui	$3,%hi(audio_vol_count)
lh	$2,%lo(audio_vol_count)($3)
subu	$2,$2,$6
blez	$2,$L40
nop

mul	$2,$2,$7
lui	$23,%hi(audio_vol_factor)
mul	$2,$2,$2
j	$L39
sw	$2,%lo(audio_vol_factor)($23)

$L55:
li	$4,13			# 0xd
li	$5,1			# 0x1
li	$2,2			# 0x2
sw	$2,%lo(audio_vol_factor_control)($20)
jal	pcm_ioctl
sw	$0,%lo(audio_vol_factor)($17)

j	$L57
lh	$2,%lo(audio_vol_factor_speed)($fp)

$L40:
lui	$23,%hi(audio_vol_factor)
sw	$0,%lo(audio_vol_factor)($23)
j	$L39
lw	$2,%lo(audio_vol_factor)($23)

.set	macro
.set	reorder
.end	play_fill_16bit_audio
.section	.text.control,"ax",@progbits
.align	2
.align	5
.ent	control
.type	control, @function
control:
.frame	$sp,40,$31		# vars= 16, regs= 2/0, args= 16, gp= 0
.mask	0x80010000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$4,$4,-8
addiu	$sp,$sp,-40
sltu	$2,$4,6
sw	$31,36($sp)
beq	$2,$0,$L60
sw	$16,32($sp)

lui	$3,%hi($L67)
sll	$2,$4,2
addiu	$3,$3,%lo($L67)
addu	$2,$2,$3
lw	$4,0($2)
j	$4
nop

.rdata
.align	2
.align	2
$L67:
.word	$L61
.word	$L62
.word	$L63
.word	$L64
.word	$L65
.word	$L66
.section	.text.control
$L60:
li	$4,-1			# 0xffffffffffffffff
$L68:
lw	$31,36($sp)
lw	$16,32($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,40

$L61:
lui	$2,%hi(audio_vol_factor_save)
lw	$7,%lo(audio_vol_factor_save)($2)
lui	$3,%hi(audio_volmid_count)
lui	$2,%hi(audio_vol_factor)
sw	$0,%lo(audio_volmid_count)($3)
beq	$7,$0,$L110
sw	$7,%lo(audio_vol_factor)($2)

lui	$3,%hi(ao_data)
addiu	$3,$3,%lo(ao_data)
lw	$2,12($3)
lw	$4,16($3)
lui	$3,%hi(audio_vol_count)
div	$0,$2,$4
teq	$4,$0,7
mflo	$2
addiu	$2,$2,-1
sll	$8,$2,16
sra	$8,$8,16
blez	$7,$L112
sh	$8,%lo(audio_vol_count)($3)

blez	$8,$L112
lui	$3,%hi(C.50.3119)

addiu	$2,$3,%lo(C.50.3119)
lwl	$4,3($2)
lwl	$6,7($2)
lwr	$4,%lo(C.50.3119)($3)
lwl	$5,11($2)
sw	$4,16($sp)
lwl	$3,15($2)
lbu	$4,16($sp)
lwr	$3,12($2)
lwr	$6,4($2)
lwr	$5,8($2)
slt	$4,$4,$7
sw	$6,20($sp)
sw	$5,24($sp)
beq	$4,$0,$L154
sw	$3,28($sp)

lbu	$2,17($sp)
slt	$2,$2,$7
beq	$2,$0,$L155
li	$2,1			# 0x1

lbu	$2,18($sp)
slt	$2,$2,$7
beq	$2,$0,$L156
li	$2,2			# 0x2

lbu	$2,19($sp)
slt	$2,$2,$7
beq	$2,$0,$L157
li	$2,3			# 0x3

lbu	$2,20($sp)
slt	$2,$2,$7
beq	$2,$0,$L158
li	$2,4			# 0x4

lbu	$2,21($sp)
slt	$2,$2,$7
beq	$2,$0,$L159
li	$2,5			# 0x5

lbu	$2,22($sp)
slt	$2,$2,$7
beq	$2,$0,$L160
li	$2,6			# 0x6

lbu	$2,23($sp)
slt	$2,$2,$7
beq	$2,$0,$L161
li	$2,7			# 0x7

lbu	$2,24($sp)
slt	$2,$2,$7
beq	$2,$0,$L162
li	$2,8			# 0x8

lbu	$2,25($sp)
slt	$2,$2,$7
beq	$2,$0,$L163
li	$2,9			# 0x9

lbu	$2,26($sp)
slt	$2,$2,$7
beq	$2,$0,$L164
li	$2,10			# 0xa

lbu	$2,27($sp)
slt	$2,$2,$7
beq	$2,$0,$L165
li	$2,11			# 0xb

lbu	$2,28($sp)
slt	$2,$2,$7
beq	$2,$0,$L166
li	$2,12			# 0xc

lbu	$2,29($sp)
slt	$2,$2,$7
beq	$2,$0,$L167
li	$2,13			# 0xd

lbu	$2,30($sp)
slt	$2,$2,$7
beq	$2,$0,$L168
li	$2,14			# 0xe

lbu	$2,31($sp)
slt	$2,$2,$7
beq	$2,$0,$L146
li	$2,15			# 0xf

li	$2,16			# 0x10
$L148:
div	$0,$2,$8
teq	$8,$0,7
lui	$5,%hi(audio_vol_factor_speed)
mflo	$2
sll	$2,$2,16
sra	$2,$2,16
blez	$2,$L169
sh	$2,%lo(audio_vol_factor_speed)($5)

$L150:
lh	$2,%lo(audio_vol_factor_speed)($5)
slt	$2,$7,$2
beq	$2,$0,$L151
lui	$2,%hi(audio_vol_factor_speed)

sh	$7,%lo(audio_vol_factor_speed)($2)
$L151:
lhu	$2,%lo(audio_vol_factor_speed)($5)
li	$3,1			# 0x1
subu	$2,$0,$2
sh	$2,%lo(audio_vol_factor_speed)($5)
li	$4,1			# 0x1
lui	$2,%hi(audio_vol_factor_control)
j	$L68
sw	$3,%lo(audio_vol_factor_control)($2)

$L66:
li	$4,13			# 0xd
jal	pcm_ioctl
li	$5,1			# 0x1

j	$L68
li	$4,1			# 0x1

$L65:
lw	$31,36($sp)
lw	$16,32($sp)