matroskadec.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 4,897 行 · 第 1/5 页

jal	url_ftell
sw	$8,4($16)

sw	$2,0($17)
sw	$3,4($17)
lw	$2,16($sp)
lw	$3,20($sp)
move	$4,$0
sw	$2,8($17)
sw	$3,12($17)
$L143:
lw	$31,44($sp)
lw	$18,40($sp)
lw	$17,36($sp)
lw	$16,32($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,48

$L150:
jal	ebml_read_num
nop

move	$4,$2
sll	$2,$2,3
subu	$2,$2,$4
li	$3,1			# 0x1
bltz	$4,$L143
sll	$3,$3,$2

lw	$2,24($sp)
or	$2,$3,$2
j	$L149
sw	$2,384($16)

$L151:
jal	av_log
lw	$4,0($16)

j	$L143
li	$4,-89			# 0xffffffffffffffa7

.set	macro
.set	reorder
.end	ebml_read_master
.globl	__extendsfdf2
.section	.rodata.str1.4
.align	2
$LC5:
.ascii	"Invalid float element size %d at position %llu (0x%llx)\012"
.ascii	"\000"
.section	.text.ebml_read_float,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_float
.type	ebml_read_float, @function
ebml_read_float:
.frame	$sp,72,$31		# vars= 16, regs= 5/0, args= 32, gp= 0
.mask	0x800f0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-72
sw	$19,60($sp)
sw	$17,52($sp)
sw	$16,48($sp)
sw	$31,64($sp)
sw	$18,56($sp)
lw	$2,384($4)
move	$17,$4
move	$16,$5
move	$19,$6
beq	$2,$0,$L153
lw	$18,0($4)

sw	$2,0($5)
$L155:
move	$4,$17
sw	$0,384($17)
li	$5,8			# 0x8
jal	ebml_read_num
addiu	$6,$sp,32

bltz	$2,$L156
move	$4,$2

lw	$16,32($sp)
li	$2,4			# 0x4
beq	$16,$2,$L164
addiu	$4,$18,16

li	$2,8			# 0x8
bne	$16,$2,$L161
nop

jal	get_be64
nop

move	$4,$2
jal	av_int2dbl
move	$5,$3

sw	$2,0($19)
move	$4,$0
sw	$3,4($19)
$L156:
lw	$31,64($sp)
lw	$19,60($sp)
lw	$18,56($sp)
lw	$17,52($sp)
lw	$16,48($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,72

$L153:
li	$5,4			# 0x4
jal	ebml_read_num
addiu	$6,$sp,40

bltz	$2,$L156
move	$4,$2

sll	$2,$2,3
subu	$2,$2,$4
li	$3,1			# 0x1
lw	$4,40($sp)
sll	$3,$3,$2
or	$3,$3,$4
sw	$3,384($17)
j	$L155
sw	$3,0($16)

$L164:
jal	get_be32
nop

jal	av_int2flt
move	$4,$2

jal	__extendsfdf2
move	$4,$2

sw	$2,0($19)
sw	$3,4($19)
move	$4,$0
lw	$31,64($sp)
lw	$19,60($sp)
lw	$18,56($sp)
lw	$17,52($sp)
lw	$16,48($sp)
move	$2,$4
j	$31
addiu	$sp,$sp,72

$L161:
jal	url_ftell
nop

lw	$4,0($17)
lui	$6,%hi($LC5)
addiu	$6,$6,%lo($LC5)
move	$7,$16
move	$5,$0
sw	$2,24($sp)
sw	$3,28($sp)
sw	$2,16($sp)
jal	av_log
sw	$3,20($sp)

j	$L156
li	$4,-22			# 0xffffffffffffffea

.set	macro
.set	reorder
.end	ebml_read_float
.section	.rodata.str1.4
.align	2
$LC6:
.ascii	"Memory allocation failed\012\000"
.section	.text.ebml_read_ascii,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_ascii
.type	ebml_read_ascii, @function
ebml_read_ascii:
.frame	$sp,72,$31		# vars= 16, regs= 5/0, args= 32, gp= 0
.mask	0x800f0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-72
sw	$19,60($sp)
sw	$17,52($sp)
sw	$16,48($sp)
sw	$31,64($sp)
sw	$18,56($sp)
lw	$2,384($4)
move	$17,$4
move	$16,$5
move	$19,$6
beq	$2,$0,$L166
lw	$18,0($4)

sw	$2,0($5)
$L168:
sw	$0,384($17)
move	$4,$17
li	$5,8			# 0x8
jal	ebml_read_num
addiu	$6,$sp,32

bltz	$2,$L169
move	$3,$2

lw	$16,32($sp)
bltz	$16,$L172
nop

jal	av_malloc
addiu	$4,$16,1

beq	$2,$0,$L172
sw	$2,0($19)

addiu	$18,$18,16
move	$5,$2
move	$4,$18
jal	get_buffer
move	$6,$16

bne	$16,$2,$L178
nop

lw	$2,0($19)
move	$3,$0
addu	$2,$2,$16
sb	$0,0($2)
$L169:
lw	$31,64($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,72

$L166:
li	$5,4			# 0x4
jal	ebml_read_num
addiu	$6,$sp,40

bltz	$2,$L169
move	$3,$2

sll	$2,$2,3
subu	$2,$2,$3
lw	$4,40($sp)
li	$3,1			# 0x1
sll	$3,$3,$2
or	$3,$3,$4
sw	$3,384($17)
j	$L168
sw	$3,0($16)

$L172:
lw	$4,0($17)
lui	$6,%hi($LC6)
addiu	$6,$6,%lo($LC6)
jal	av_log
move	$5,$0

li	$3,-12			# 0xfffffffffffffff4
lw	$31,64($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,72

$L178:
jal	url_ftell
move	$4,$18

lw	$4,0($17)
lui	$6,%hi($LC0)
addiu	$6,$6,%lo($LC0)
move	$5,$0
sw	$3,28($sp)
sw	$3,20($sp)
sw	$2,24($sp)
jal	av_log
sw	$2,16($sp)

j	$L169
li	$3,-5			# 0xfffffffffffffffb

.set	macro
.set	reorder
.end	ebml_read_ascii
.section	.rodata.str1.4
.align	2
$LC7:
.ascii	"Invalid sint element size %d at position %lld (0x%llx)\012"
.ascii	"\000"
.section	.text.ebml_read_sint,"ax",@progbits
.align	2
.align	5
.ent	ebml_read_sint
.type	ebml_read_sint, @function
ebml_read_sint:
.frame	$sp,88,$31		# vars= 16, regs= 9/0, args= 32, gp= 0
.mask	0x80ff0000,-8
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-88
sw	$20,64($sp)
sw	$19,60($sp)
sw	$16,48($sp)
sw	$31,80($sp)
sw	$23,76($sp)
sw	$22,72($sp)
sw	$21,68($sp)
sw	$18,56($sp)
sw	$17,52($sp)
lw	$2,384($4)
move	$16,$4
move	$20,$5
move	$19,$6
beq	$2,$0,$L180
lw	$18,0($4)

sw	$2,0($5)
$L182:
sw	$0,384($16)
move	$4,$16
li	$5,8			# 0x8
jal	ebml_read_num
addiu	$6,$sp,32

bltz	$2,$L183
move	$3,$2

lw	$22,32($sp)
addiu	$2,$22,-1
sltu	$2,$2,8
beq	$2,$0,$L199
addiu	$21,$18,16

jal	get_byte
move	$4,$21

move	$4,$2
sra	$5,$2,31
move	$3,$0
andi	$2,$2,0x80
or	$2,$2,$3
sw	$4,0($19)
bne	$2,$0,$L188
sw	$5,4($19)

move	$23,$0
$L190:
slt	$2,$22,2
bne	$2,$0,$L191
li	$18,2			# 0x2

addiu	$20,$22,1
$L193:
lw	$5,0($19)
lw	$2,4($19)
srl	$3,$5,24
move	$4,$21
sll	$17,$2,8
or	$17,$3,$17
jal	get_byte
sll	$16,$5,8

sra	$3,$2,31
or	$4,$17,$3
or	$16,$16,$2
addiu	$18,$18,1
sw	$16,0($19)
bne	$20,$18,$L193
sw	$4,4($19)

$L191:
beq	$23,$0,$L198
sll	$5,$22,3

addiu	$5,$5,-1
li	$4,1			# 0x1
andi	$8,$5,0x20
sll	$2,$4,$5
lw	$6,0($19)
move	$3,$0
movn	$3,$2,$8
lw	$7,4($19)
movn	$2,$0,$8
subu	$4,$6,$2
sltu	$8,$6,$4
subu	$5,$7,$3
subu	$5,$5,$8
sw	$4,0($19)
sw	$5,4($19)
$L198:
move	$3,$0
$L183:
lw	$31,80($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

$L188:
li	$2,-129			# 0xffffffffffffff7f
and	$2,$4,$2
li	$23,1			# 0x1
sw	$2,0($19)
j	$L190
sw	$5,4($19)

$L180:
li	$5,4			# 0x4
jal	ebml_read_num
addiu	$6,$sp,40

bltz	$2,$L183
move	$3,$2

sll	$2,$2,3
subu	$2,$2,$3
lw	$4,40($sp)
li	$3,1			# 0x1
sll	$3,$3,$2
or	$3,$3,$4
sw	$3,384($16)
j	$L182
sw	$3,0($20)

$L199:
jal	url_ftell
move	$4,$21

lw	$4,0($16)
lui	$6,%hi($LC7)
addiu	$6,$6,%lo($LC7)
move	$7,$22
move	$5,$0
sw	$3,28($sp)
sw	$3,20($sp)
sw	$2,24($sp)
jal	av_log
sw	$2,16($sp)

j	$L183
li	$3,-22			# 0xffffffffffffffea

.set	macro
.set	reorder
.end	ebml_read_sint
.section	.rodata.str1.4
.align	2
$LC8:
.ascii	"EBML block data error\012\000"
.align	2
$LC9:
.ascii	"Invalid stream %d or size %u\012\000"
.globl	__udivdi3
.section	.text.matroska_parse_block,"ax",@progbits
.align	2
.align	5
.ent	matroska_parse_block
.type	matroska_parse_block, @function
matroska_parse_block:
.frame	$sp,176,$31		# vars= 112, regs= 10/0, args= 24, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-176
sw	$22,160($sp)
sw	$19,148($sp)
sw	$18,144($sp)
sw	$31,172($sp)
sw	$fp,168($sp)
sw	$23,164($sp)
sw	$21,156($sp)
sw	$20,152($sp)
sw	$17,140($sp)
sw	$16,136($sp)
move	$13,$6
move	$22,$4
sw	$5,180($sp)
lw	$18,200($sp)
.set	noreorder
.set	nomacro
beq	$6,$0,$L201
lw	$19,204($sp)
.set	macro
.set	reorder

lbu	$4,0($5)
move	$3,$0
andi	$2,$4,0x80
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L463
move	$5,$0
.set	macro
.set	reorder

andi	$2,$4,0x40
move	$3,$0
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L464
andi	$2,$4,0x20
.set	macro
.set	reorder

move	$3,$0
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L465
andi	$2,$4,0x10
.set	macro
.set	reorder

move	$3,$0
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L466
andi	$2,$4,0x8
.set	macro
.set	reorder

move	$3,$0
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L467
andi	$2,$4,0x4
.set	macro
.set	reorder

move	$3,$0
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L468
andi	$2,$4,0x2
.set	macro
.set	reorder

move	$3,$0
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L469
andi	$2,$4,0x1
.set	macro
.set	reorder

move	$3,$0
or	$2,$2,$3
.set	noreorder
.set	nomacro
bne	$2,$0,$L470
li	$16,8			# 0x8
.set	macro
.set	reorder

$L201:
lw	$4,0($22)
lui	$6,%hi($LC8)
addiu	$6,$6,%lo($LC8)
.set	noreorder
.set	nomacro
jal	av_log
move	$5,$0
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
jal	av_free
lw	$4,180($sp)
.set	macro
.set	reorder

sw	$0,92($sp)
$L229:
lw	$2,92($sp)
$L500:
lw	$31,172($sp)
lw	$fp,168($sp)
lw	$23,164($sp)
lw	$22,160($sp)
lw	$21,156($sp)
lw	$20,152($sp)
lw	$19,148($sp)
lw	$18,144($sp)
lw	$17,140($sp)
lw	$16,136($sp)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,176
.set	macro
.set	reorder

$L463:
li	$16,1			# 0x1
li	$3,128			# 0x80
$L205:
sltu	$2,$13,$16
.set	noreorder
.set	nomacro
bne	$2,$0,$L201
addiu	$2,$3,-1
.set	macro
.set	reorder

sra	$7,$2,31
and	$8,$4,$2
and	$9,$5,$7
.set	noreorder
.set	nomacro
beq	$8,$2,$L471
move	$3,$0
.set	macro
.set	reorder

$L220:
slt	$2,$16,2
.set	noreorder
.set	nomacro
bne	$2,$0,$L221
move	$10,$3
.set	macro
.set	reorder

li	$11,1			# 0x1
li	$12,255			# 0xff
$L223:
lw	$3,180($sp)
addu	$2,$3,$11
lbu	$6,0($2)
addiu	$3,$10,1
xor	$2,$6,$12
movz	$10,$3,$2
addiu	$11,$11,1
sll	$2,$8,8
.set	noreorder
.set	nomacro
bne	$11,$16,$L223
or	$8,$2,$6
.set	macro
.set	reorder

$L221:
beq	$16,$10,$L472
$L226:
bltz	$16,$L201
lw	$5,296($22)
.set	noreorder
.set	nomacro
blez	$5,$L230
subu	$17,$13,$16
.set	macro
.set	reorder

lw	$3,304($22)
lw	$2,4($3)
.set	noreorder
.set	nomacro
beq	$2,$8,$L473
move	$6,$8
.set	macro
.set	reorder

move	$4,$22
.set	noreorder
.set	nomacro
j	$L235
move	$7,$0
.set	macro
.set	reorder

$L236:
lw	$3,308($4)
lw	$2,4($3)
.set	noreorder
.set	nomacro
beq	$2,$6,$L234
addiu	$4,$4,4
.set	macro
.set	reorder

$L235:
addiu	$7,$7,1
bne	$7,$5,$L236
$L230:
li	$7,-1			# 0xffffffffffffffff
$L234:
slt	$2,$17,4
bne	$2,$0,$L237
.set	noreorder
.set	nomacro
bltz	$7,$L237
slt	$2,$7,$5
.set	macro
.set	reorder

beq	$2,$0,$L237
sll	$7,$7,2
addu	$2,$7,$22
lw	$4,304($2)
sw	$7,120($sp)
lw	$3,12($4)
.set	noreorder
.set	nomacro
bltz	$3,$L241
sll	$3,$3,2
.set	macro
.set	reorder

lw	$2,0($22)
addu	$3,$3,$2
lw	$3,100($3)
lw	$2,80($3)
slt	$2,$2,48
.set	noreorder
.set	nomacro
beq	$2,$0,$L474
sw	$3,88($sp)
.set	macro
.set	reorder

lw	$5,208($sp)
.set	noreorder
.set	nomacro
bne	$5,$0,$L245
lw	$6,212($sp)
.set	macro
.set	reorder

li	$2,-2147483648			# 0xffffffff80000000
beq	$6,$2,$L475
$L245:
lw	$7,180($sp)
lw	$8,216($sp)
addu	$20,$7,$16
lbu	$5,2($20)
li	$3,-1			# 0xffffffffffffffff
xor	$3,$8,$3
srl	$4,$5,7
lw	$2,428($22)
movz	$8,$4,$3
sw	$8,216($sp)
lbu	$fp,0($20)
.set	noreorder
.set	nomacro
beq	$2,$0,$L249
lbu	$23,1($20)
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$8,$0,$L241
lw	$3,88($sp)
.set	macro
.set	reorder

lw	$2,432($22)
beq	$3,$2,$L476
$L241:
.set	noreorder
.set	nomacro
j	$L229
sw	$0,92($sp)
.set	macro
.set	reorder

$L472:
.set	noreorder
.set	nomacro
j	$L226
li	$8,-1			# 0xffffffffffffffff
.set	macro
.set	reorder

$L470:
.set	noreorder
.set	nomacro
j	$L205
li	$3,1			# 0x1
.set	macro
.set	reorder

$L476:
sw	$0,428($22)
$L249:
andi	$2,$5,0x6
addiu	$4,$20,3
sra	$16,$2,1
addiu	$17,$17,-3
.set	noreorder
.set	nomacro
beq	$16,$0,$L254
sw	$4,24($sp)
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bltz	$16,$L253
slt	$2,$16,4
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$2,$0,$L253
lw	$6,24($sp)
.set	macro
.set	reorder

addiu	$17,$17,-1
lbu	$21,0($6)
addiu	$7,$21,1
sll	$4,$7,2
.set	noreorder
.set	nomacro
jal	av_mallocz
sw	$7,76($sp)
.set	macro
.set	reorder

lw	$8,24($sp)
sw	$2,84($sp)
addiu	$8,$8,1
move	$13,$2
li	$2,2			# 0x2
.set	noreorder
.set	nomacro
beq	$16,$2,$L259
sw	$8,24($sp)
.set	macro
.set	reorder

li	$2,3			# 0x3
.set	noreorder
.set	nomacro
beq	$16,$2,$L260
li	$2,1			# 0x1
.set	macro
.set	reorder

beq	$16,$2,$L477
$L256:
lw	$7,120($sp)
$L502:
li	$4,-1			# 0xffffffffffffffff
addu	$2,$7,$22
lw	$3,304($2)
lw	$2,48($3)
andi	$2,$2,0x10
.set	noreorder
.set	nomacro
beq	$18,$4,$L478
sw	$2,72($sp)
.set	macro
.set	reorder

$L324:
sll	$2,$fp,8
or	$2,$2,$23
sll	$6,$2,16
sra	$6,$6,16
.set	noreorder
.set	nomacro
bltz	$6,$L479
subu	$2,$0,$6
.set	macro
.set	reorder

sra	$3,$6,31
$L513:
addu	$4,$18,$6
$L514:
sltu	$6,$4,$18
addu	$5,$19,$3
addu	$5,$6,$5
sw	$4,64($sp)
sw	$5,68($sp)
$L328:
lw	$3,76($sp)
.set	noreorder
.set	nomacro
blez	$3,$L329
lw	$5,84($sp)
.set	macro
.set	reorder

addiu	$4,$3,-1
sll	$2,$4,2
addu	$2,$5,$2
sw	$4,40($sp)
sw	$2,28($sp)
sw	$0,92($sp)
sw	$0,80($sp)
$L331:
lw	$6,72($sp)
.set	noreorder
.set	nomacro
beq	$6,$0,$L332
lw	$5,80($sp)
.set	macro
.set	reorder

lw	$7,80($sp)
lw	$8,84($sp)
sll	$4,$7,2
addu	$8,$8,$4
lw	$3,24($sp)
sw	$8,44($sp)
lbu	$2,0($3)
lw	$5,24($sp)
lw	$3,0($8)
addiu	$2,$2,1
addiu	$3,$3,-1
addiu	$5,$5,1
sw	$2,56($sp)
sw	$3,0($8)
.set	noreorder
.set	nomacro
blez	$2,$L461
sw	$5,24($sp)
.set	macro
.set	reorder

$L334:
lw	$6,84($sp)
lw	$7,56($sp)
addu	$4,$6,$4
sll	$7,$7,3
lw	$23,24($sp)
sw	$4,44($sp)
sw	$7,48($sp)
sw	$0,60($sp)
$L336:
lw	$6,72($sp)
.set	noreorder
.set	nomacro
bne	$6,$0,$L337
lw	$8,60($sp)
.set	macro
.set	reorder

lw	$2,56($sp)
addiu	$8,$8,1