dvdsubdec.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 2,410 行 · 第 1/3 页

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

j	$31
move	$2,$0

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

j	$31
move	$2,$0

.set	macro
.set	reorder
.end	dvdsub_close_decoder
.section	.text.decode_rle,"ax",@progbits
.align	2
.align	5
.ent	decode_rle
.type	decode_rle, @function
decode_rle:
.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-56
lw	$3,76($sp)
lw	$2,80($sp)
sw	$21,36($sp)
subu	$2,$2,$3
sll	$21,$2,3
sw	$fp,48($sp)
sw	$23,44($sp)
sw	$31,52($sp)
sw	$22,40($sp)
sw	$20,32($sp)
sw	$19,28($sp)
sw	$18,24($sp)
sw	$17,20($sp)
sw	$16,16($sp)
sw	$5,60($sp)
move	$23,$6
sw	$7,68($sp)
.set	noreorder
.set	nomacro
bltz	$21,$L6
lw	$fp,84($sp)
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bltz	$21,$L6
lw	$2,72($sp)
.set	macro
.set	reorder

addu	$18,$3,$2
$L9:
move	$8,$0
slt	$2,$21,$8
move	$20,$4
move	$19,$0
.set	noreorder
.set	nomacro
bne	$2,$0,$L13
move	$22,$0
.set	macro
.set	reorder

$L68:
.set	noreorder
.set	nomacro
beq	$fp,$0,$L15
sra	$4,$8,3
.set	macro
.set	reorder

addiu	$4,$8,1
sra	$2,$4,3
addu	$2,$18,$2
lbu	$3,0($2)
andi	$4,$4,0x7
sll	$3,$3,$4
andi	$3,$3,0x00ff
sra	$2,$8,3
addu	$2,$18,$2
srl	$3,$3,7
lbu	$10,0($2)
.set	noreorder
.set	nomacro
beq	$3,$0,$L17
addiu	$7,$8,2
.set	macro
.set	reorder

sra	$4,$7,3
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
or	$2,$2,$3
andi	$4,$7,0x7
sll	$2,$2,$4
srl	$9,$2,24
addiu	$16,$8,10
$L19:
andi	$2,$8,0x7
sll	$2,$10,$2
andi	$2,$2,0x00ff
srl	$2,$2,7
.set	noreorder
.set	nomacro
bne	$2,$0,$L20
sra	$2,$16,3
.set	macro
.set	reorder

li	$4,1			# 0x1
$L22:
subu	$2,$23,$19
slt	$3,$2,$4
move	$17,$2
movz	$17,$4,$3
sltu	$4,$17,40
move	$7,$9
.set	noreorder
.set	nomacro
bne	$4,$0,$L65
addu	$6,$20,$19
.set	macro
.set	reorder

$L32:
andi	$2,$6,0x3
li	$3,4			# 0x4
subu	$3,$3,$2
li	$2,2			# 0x2
.set	noreorder
.set	nomacro
beq	$3,$2,$L37
move	$4,$6
.set	macro
.set	reorder

li	$2,3			# 0x3
.set	noreorder
.set	nomacro
beq	$3,$2,$L38
li	$2,1			# 0x1
.set	macro
.set	reorder

beq	$3,$2,$L66
$L35:
sll	$3,$7,8
sll	$5,$7,16
sll	$2,$7,24
or	$5,$5,$2
or	$3,$7,$3
or	$3,$3,$5
addiu	$5,$4,-4
#APP
.word	0b01110000000000110000000001101111	#S32I2M XR1,$3
#NO_APP
andi	$4,$4,0x1f
.set	noreorder
.set	nomacro
beq	$4,$0,$L39
li	$2,-32			# 0xffffffffffffffe0
.set	macro
.set	reorder

and	$2,$5,$2
addiu	$4,$2,32
sltu	$3,$5,$4
beq	$3,$0,$L39
$L58:
#APP
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
#NO_APP
sltu	$2,$5,$4
bne	$2,$0,$L58
$L39:
addu	$6,$17,$6
addiu	$2,$6,-31
li	$3,-32			# 0xffffffffffffffe0
and	$3,$2,$3
sltu	$4,$5,$3
.set	noreorder
.set	nomacro
beq	$4,$0,$L71
addiu	$2,$6,-4
.set	macro
.set	reorder

addiu	$2,$5,4
$L72:
#APP
pref 30,0($2)
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
#NO_APP
sltu	$2,$5,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L72
addiu	$2,$5,4
.set	macro
.set	reorder

addiu	$2,$6,-4
$L71:
li	$3,-4			# 0xfffffffffffffffc
and	$3,$2,$3
sltu	$4,$5,$3
.set	noreorder
.set	nomacro
beq	$4,$0,$L73
andi	$4,$6,0x3
.set	macro
.set	reorder

$L60:
#APP
.word	0b01110000101000000000010001010101	#S32SDI XR1,$5,4
#NO_APP
sltu	$2,$5,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L60
andi	$4,$6,0x3
.set	macro
.set	reorder

$L73:
li	$2,2			# 0x2
.set	noreorder
.set	nomacro
beq	$4,$2,$L47
addiu	$3,$5,4
.set	macro
.set	reorder

li	$2,3			# 0x3
.set	noreorder
.set	nomacro
beq	$4,$2,$L48
li	$2,1			# 0x1
.set	macro
.set	reorder

beq	$4,$2,$L67
$L34:
addu	$19,$19,$17
$L70:
slt	$2,$19,$23
.set	noreorder
.set	nomacro
bne	$2,$0,$L69
move	$8,$16
.set	macro
.set	reorder

lw	$3,68($sp)
addiu	$22,$22,1
slt	$2,$22,$3
.set	noreorder
.set	nomacro
beq	$2,$0,$L57
subu	$2,$0,$16
.set	macro
.set	reorder

lw	$3,60($sp)
andi	$2,$2,0x7
.set	noreorder
.set	nomacro
beq	$2,$0,$L11
addu	$20,$20,$3
.set	macro
.set	reorder

addu	$16,$16,$2
move	$19,$0
move	$8,$16
$L69:
slt	$2,$21,$8
beq	$2,$0,$L68
$L13:
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			# 0xffffffffffffffff
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,56
.set	macro
.set	reorder

$L15:
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
or	$2,$2,$3
andi	$4,$8,0x7
sll	$2,$2,$4
srl	$7,$2,28
sltu	$2,$7,4
.set	noreorder
.set	nomacro
beq	$2,$0,$L27
addiu	$16,$8,4
.set	macro
.set	reorder

sra	$4,$16,3
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
andi	$4,$16,0x7
or	$2,$2,$3
sll	$2,$2,$4
srl	$2,$2,28
sll	$3,$7,4
or	$7,$3,$2
sltu	$4,$7,16
.set	noreorder
.set	nomacro
beq	$4,$0,$L56
addiu	$16,$8,8
.set	macro
.set	reorder

sra	$4,$16,3
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
andi	$4,$16,0x7
or	$2,$2,$3
sll	$2,$2,$4
srl	$2,$2,28
sll	$3,$7,4
or	$7,$3,$2
sltu	$4,$7,64
.set	noreorder
.set	nomacro
beq	$4,$0,$L56
addiu	$16,$8,12
.set	macro
.set	reorder

sra	$4,$16,3
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
or	$2,$2,$3
andi	$4,$16,0x7
sll	$2,$2,$4
srl	$2,$2,28
sll	$3,$7,4
or	$7,$3,$2
addiu	$16,$8,16
sltu	$2,$7,4
$L27:
.set	noreorder
.set	nomacro
bne	$2,$0,$L25
andi	$9,$7,0x3
.set	macro
.set	reorder

srl	$4,$7,2
subu	$2,$23,$19
slt	$3,$2,$4
move	$17,$2
movz	$17,$4,$3
sltu	$4,$17,40
move	$7,$9
.set	noreorder
.set	nomacro
beq	$4,$0,$L32
addu	$6,$20,$19
.set	macro
.set	reorder

$L65:
move	$4,$6
move	$5,$9
.set	noreorder
.set	nomacro
jal	memset
move	$6,$17
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L70
addu	$19,$19,$17
.set	macro
.set	reorder

$L25:
li	$2,2147418112			# 0x7fff0000
.set	noreorder
.set	nomacro
j	$L22
ori	$4,$2,0xffff
.set	macro
.set	reorder

$L20:
addu	$2,$18,$2
lbu	$3,0($2)
andi	$4,$16,0x7
sll	$3,$3,$4
andi	$3,$3,0x00ff
srl	$3,$3,7
.set	noreorder
.set	nomacro
beq	$3,$0,$L23
addiu	$7,$16,1
.set	macro
.set	reorder

sra	$4,$7,3
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
or	$2,$2,$3
andi	$4,$7,0x7
sll	$2,$2,$4
srl	$2,$2,25
.set	noreorder
.set	nomacro
beq	$2,$0,$L25
addiu	$16,$16,8
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L22
addiu	$4,$2,9
.set	macro
.set	reorder

$L17:
sra	$4,$7,3
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
or	$2,$2,$3
andi	$4,$7,0x7
sll	$2,$2,$4
srl	$9,$2,30
.set	noreorder
.set	nomacro
j	$L19
addiu	$16,$8,4
.set	macro
.set	reorder

$L11:
move	$19,$0
.set	noreorder
.set	nomacro
j	$L69
move	$8,$16
.set	macro
.set	reorder

$L47:
sb	$7,4($5)
.set	noreorder
.set	nomacro
j	$L34
sb	$7,1($3)
.set	macro
.set	reorder

$L37:
addiu	$4,$6,2
sb	$9,0($6)
.set	noreorder
.set	nomacro
j	$L35
sb	$9,1($6)
.set	macro
.set	reorder

$L38:
addiu	$4,$6,3
sb	$9,0($6)
sb	$9,1($6)
.set	noreorder
.set	nomacro
j	$L35
sb	$9,2($6)
.set	macro
.set	reorder

$L48:
sb	$7,6($5)
sb	$7,4($5)
.set	noreorder
.set	nomacro
j	$L34
sb	$7,5($5)
.set	macro
.set	reorder

$L23:
sra	$4,$7,3
addu	$4,$18,$4
lbu	$3,0($4)
lbu	$5,1($4)
lbu	$6,3($4)
lbu	$2,2($4)
sll	$3,$3,24
sll	$5,$5,16
or	$3,$3,$5
or	$3,$3,$6
sll	$2,$2,8
andi	$4,$7,0x7
or	$2,$2,$3
sll	$2,$2,$4
srl	$2,$2,29
addiu	$16,$16,4
.set	noreorder
.set	nomacro
j	$L22
addiu	$4,$2,2
.set	macro
.set	reorder

$L67:
.set	noreorder
.set	nomacro
j	$L34
sb	$7,4($5)
.set	macro
.set	reorder

$L66:
addiu	$4,$6,1
.set	noreorder
.set	nomacro
j	$L35
sb	$9,0($6)
.set	macro
.set	reorder

$L56:
.set	noreorder
.set	nomacro
j	$L27
sltu	$2,$7,4
.set	macro
.set	reorder

$L6:
.set	noreorder
.set	nomacro
j	$L9
move	$18,$0
.set	macro
.set	reorder

$L57:
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

.end	decode_rle
.section	.rodata.cst4,"aM",@progbits,4
.align	2
$LC0:
.word	ff_cropTbl+1024
.align	2
$LC1:
.word	16777215
.section	.text.dvdsub_decode,"ax",@progbits
.align	2
.align	5
.ent	dvdsub_decode
.type	dvdsub_decode, @function
dvdsub_decode:
.frame	$sp,400,$31		# vars= 328, regs= 10/0, args= 32, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-400
lw	$3,416($sp)
sw	$21,380($sp)
slt	$2,$3,10
sw	$20,376($sp)
sw	$31,396($sp)
sw	$fp,392($sp)
sw	$23,388($sp)
sw	$22,384($sp)
sw	$19,372($sp)
sw	$18,368($sp)
sw	$17,364($sp)
sw	$16,360($sp)
move	$21,$5
sw	$6,408($sp)
.set	noreorder
.set	nomacro
bne	$2,$0,$L75
move	$20,$7
.set	macro
.set	reorder

sw	$0,16($5)
sw	$0,12($5)
sw	$0,4($5)
sw	$0,8($5)
lbu	$2,0($7)
lbu	$3,1($7)
sll	$2,$2,8
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L77
li	$4,2			# 0x2
.set	macro
.set	reorder

addiu	$5,$7,6
lbu	$2,6($7)
lbu	$4,1($5)
lbu	$6,3($5)
lbu	$3,2($5)
sll	$4,$4,16
sll	$2,$2,24
or	$2,$2,$4
or	$2,$2,$6
sll	$3,$3,8
li	$4,1			# 0x1
li	$13,4			# 0x4
or	$22,$3,$2
sw	$4,328($sp)
sw	$13,332($sp)
$L79:
sw	$0,336($sp)
sw	$0,312($sp)
sw	$0,344($sp)
addiu	$18,$sp,308
lw	$13,332($sp)
$L274:
addiu	$2,$22,2
addu	$11,$13,$2
lw	$2,416($sp)
slt	$3,$11,$2
.set	noreorder
.set	nomacro
beq	$3,$0,$L147
addu	$6,$20,$22
.set	macro
.set	reorder

lbu	$2,0($6)
lbu	$3,1($6)
sll	$2,$2,8
or	$7,$2,$3
lw	$2,328($sp)
beq	$2,$0,$L82
lbu	$2,2($6)
lbu	$4,3($6)
sll	$2,$2,24
sll	$4,$4,16
lbu	$5,5($6)
lbu	$3,4($6)
or	$2,$2,$4
or	$2,$2,$5
sll	$3,$3,8
or	$23,$3,$2
$L84:
li	$2,-1240793088			# 0xffffffffb60b0000
sll	$3,$7,10
ori	$2,$2,0x60b7
mult	$3,$2
li	$fp,-1			# 0xffffffffffffffff
mfhi	$2
sw	$0,316($sp)
addu	$2,$2,$3
sw	$0,320($sp)
sw	$fp,324($sp)
addu	$3,$20,$11
lbu	$9,0($3)
sra	$14,$2,6
li	$2,5			# 0x5
move	$15,$0
move	$13,$0
.set	noreorder
.set	nomacro
beq	$9,$2,$L92
addiu	$12,$11,1
.set	macro
.set	reorder

$L257:
sltu	$2,$9,6
.set	noreorder