demux_film.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 4,067 行 · 第 1/4 页

li	$4,7			# 0x7

move	$18,$0
jal	uc_free
move	$4,$22

move	$2,$18
lw	$31,92($sp)
lw	$fp,88($sp)
lw	$23,84($sp)
lw	$22,80($sp)
lw	$21,76($sp)
lw	$20,72($sp)
lw	$19,68($sp)
lw	$18,64($sp)
lw	$17,60($sp)
lw	$16,56($sp)
j	$31
addiu	$sp,$sp,96

$L335:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L556
nop

lw	$5,36($16)
lw	$2,80($16)
lw	$6,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
move	$20,$3
j	$L337
sw	$5,36($16)

$L331:
$L571:
jal	stream_seek_long
move	$5,$0

lw	$16,16($18)
j	$L334
lw	$3,36($16)

$L543:
lui	$6,%hi($LC6)
li	$4,13			# 0xd
addiu	$6,$6,%lo($LC6)
jal	mp_msg
li	$5,6			# 0x6

lw	$16,16($18)
lw	$3,36($16)
lw	$4,40($16)
sltu	$2,$3,$4
beq	$2,$0,$L410
addiu	$5,$3,1

lw	$2,80($16)
addu	$2,$3,$2
lbu	$3,0($2)
sw	$5,36($16)
move	$20,$3
$L412:
sltu	$2,$5,$4
beq	$2,$0,$L415
nop

lw	$2,80($16)
addu	$2,$5,$2
lbu	$3,0($2)
addiu	$5,$5,1
sll	$19,$3,8
sw	$5,36($16)
$L417:
sltu	$2,$5,$4
beq	$2,$0,$L420
nop

lw	$2,80($16)
addu	$2,$5,$2
lbu	$3,0($2)
addiu	$5,$5,1
sll	$17,$3,16
sw	$5,36($16)
$L422:
sltu	$2,$5,$4
beq	$2,$0,$L425
nop

lw	$2,80($16)
addu	$2,$5,$2
lbu	$3,0($2)
addiu	$5,$5,1
sll	$2,$3,24
sw	$5,36($16)
$L427:
or	$3,$19,$17
$L575:
or	$2,$20,$2
or	$16,$3,$2
bne	$16,$0,$L557
nop

lw	$16,16($18)
li	$17,8			# 0x8
lw	$6,40($16)
j	$L433
lw	$5,36($16)

$L436:
slt	$2,$17,$3
movn	$3,$17,$2
addu	$4,$5,$3
subu	$17,$17,$3
move	$5,$4
blez	$17,$L432
sw	$4,36($16)

$L433:
subu	$2,$6,$5
move	$4,$16
bne	$2,$0,$L436
move	$3,$2

jal	stream_fill_buffer
nop

beq	$2,$0,$L432
nop

lw	$5,36($16)
lw	$6,40($16)
subu	$3,$6,$5
slt	$2,$17,$3
movn	$3,$17,$2
addu	$4,$5,$3
subu	$17,$17,$3
move	$5,$4
bgtz	$17,$L433
sw	$4,36($16)

$L432:
lw	$3,52($18)
$L570:
lw	$2,68($3)
slt	$2,$2,-1
bne	$2,$0,$L558
lw	$2,36($sp)

lw	$2,16($22)
beq	$2,$0,$L574
move	$4,$18

lw	$16,16($18)
li	$17,1			# 0x1
lw	$6,40($16)
j	$L456
lw	$5,36($16)

$L459:
slt	$2,$17,$3
movn	$3,$17,$2
addu	$4,$5,$3
subu	$17,$17,$3
move	$5,$4
blez	$17,$L460
sw	$4,36($16)

$L456:
subu	$2,$6,$5
move	$4,$16
bne	$2,$0,$L459
move	$3,$2

jal	stream_fill_buffer
nop

beq	$2,$0,$L460
nop

lw	$5,36($16)
lw	$6,40($16)
subu	$3,$6,$5
slt	$2,$17,$3
movn	$3,$17,$2
addu	$4,$5,$3
subu	$17,$17,$3
move	$5,$4
bgtz	$17,$L456
sw	$4,36($16)

$L460:
lw	$2,16($22)
beq	$2,$0,$L454
move	$4,$18

lw	$16,16($18)
lw	$4,36($16)
lw	$2,40($16)
sltu	$2,$4,$2
beq	$2,$0,$L463
addiu	$3,$4,1

lw	$2,80($16)
addu	$2,$4,$2
lbu	$17,0($2)
sw	$3,36($16)
$L465:
blez	$17,$L466
move	$4,$18

move	$5,$0
jal	new_sh_audio_aid
move	$6,$0

sw	$2,40($sp)
lw	$3,40($sp)
lw	$2,52($18)
li	$4,18			# 0x12
sw	$2,4($3)
jal	uc_malloc
sw	$3,92($2)

lw	$4,40($sp)
li	$3,1			# 0x1
sw	$2,156($4)
sb	$0,1($2)
sb	$3,0($2)
lw	$19,156($4)
andi	$2,$17,0xffff
sw	$3,12($4)
sb	$2,2($19)
sb	$0,3($19)
lw	$16,16($18)
lw	$3,36($16)
lw	$2,40($16)
sltu	$2,$3,$2
beq	$2,$0,$L469
addiu	$4,$3,1

lw	$2,80($16)
addu	$2,$3,$2
lbu	$3,0($2)
sw	$4,36($16)
andi	$3,$3,0xffff
$L471:
srl	$2,$3,8
sb	$2,15($19)
sb	$3,14($19)
lw	$16,16($18)
li	$17,1			# 0x1
lw	$6,40($16)
j	$L474
lw	$5,36($16)

$L477:
slt	$2,$17,$3
movn	$3,$17,$2
addu	$4,$5,$3
subu	$17,$17,$3
move	$5,$4
blez	$17,$L478
sw	$4,36($16)

$L474:
subu	$2,$6,$5
move	$4,$16
bne	$2,$0,$L477
move	$3,$2

jal	stream_fill_buffer
nop

beq	$2,$0,$L478
nop

lw	$5,36($16)
lw	$6,40($16)
j	$L477
subu	$3,$6,$5

$L527:
andi	$4,$17,0x1
jal	__floatsisf
or	$4,$4,$2

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

j	$L517
move	$16,$2

$L514:
andi	$4,$17,0x1
jal	__floatsisf
or	$4,$4,$2

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

j	$L513
move	$16,$2

$L373:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L375
nop

lw	$3,36($16)
lw	$2,80($16)
addiu	$5,$3,1
addu	$2,$2,$3
lbu	$4,0($2)
sw	$5,36($16)
j	$L375
sll	$2,$4,24

$L358:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L559
nop

lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
sltu	$2,$5,$4
sw	$5,36($16)
bne	$2,$0,$L560
move	$20,$3

$L363:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L561
nop

lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
sltu	$2,$5,$4
sw	$5,36($16)
bne	$2,$0,$L562
sll	$19,$3,8

$L368:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L563
nop

lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
sll	$17,$3,16
j	$L370
sw	$5,36($16)

$L400:
lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
sll	$17,$3,16
j	$L399
sw	$5,36($16)

$L390:
lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
move	$20,$3
j	$L389
sw	$5,36($16)

$L395:
lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
sll	$19,$3,8
j	$L394
sw	$5,36($16)

$L553:
lw	$5,36($16)
lw	$6,40($16)
j	$L347
li	$17,-16777216			# 0xffffffffff000000

$L556:
lw	$5,36($16)
lw	$6,40($16)
j	$L337
li	$20,-256			# 0xffffffffffffff00

$L551:
lw	$5,36($16)
lw	$6,40($16)
j	$L342
li	$19,-65536			# 0xffffffffffff0000

$L454:
$L574:
move	$5,$0
jal	new_sh_audio_aid
move	$6,$0

sw	$2,40($sp)
lw	$3,40($sp)
lw	$2,52($18)
li	$4,18			# 0x12
sw	$2,4($3)
jal	uc_malloc
sw	$3,92($2)

lw	$3,40($sp)
li	$4,1			# 0x1
sw	$2,156($3)
sb	$4,0($2)
sb	$0,1($2)
lw	$2,156($3)
sw	$4,12($3)
li	$5,22050			# 0x5622
li	$3,8			# 0x8
sb	$4,2($2)
sb	$3,14($2)
sb	$0,3($2)
sb	$0,15($2)
swl	$5,7($2)
swr	$5,4($2)
lbu	$3,15($2)
lbu	$4,14($2)
sll	$3,$3,8
or	$3,$3,$4
mul	$3,$3,$5
lbu	$4,3($2)
lbu	$5,2($2)
sll	$4,$4,8
or	$4,$4,$5
mul	$3,$3,$4
lui	$6,%hi($LC9)
srl	$3,$3,3
swl	$3,11($2)
swr	$3,8($2)
lbu	$4,15($2)
lbu	$3,14($2)
sll	$4,$4,8
or	$4,$4,$3
lbu	$5,2($2)
lbu	$7,3($2)
sw	$4,16($sp)
lwl	$3,7($2)
sll	$7,$7,8
lwr	$3,4($2)
or	$7,$7,$5
addiu	$6,$6,%lo($LC9)
li	$4,13			# 0xd
li	$5,6			# 0x6
jal	mp_msg
sw	$3,20($sp)

j	$L568
lw	$3,24($sp)

$L561:
lw	$5,36($16)
lw	$4,40($16)
j	$L365
li	$19,-65536			# 0xffffffffffff0000

$L563:
lw	$5,36($16)
lw	$4,40($16)
j	$L370
li	$17,-16777216			# 0xffffffffff000000

$L559:
lw	$5,36($16)
lw	$4,40($16)
j	$L360
li	$20,-256			# 0xffffffffffffff00

$L524:
andi	$4,$4,0x1
jal	__floatsisf
or	$4,$4,$2

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

j	$L569
move	$4,$16

$L522:
srl	$4,$3,1
jal	__floatsisf
or	$4,$2,$4

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

j	$L521
move	$16,$2

$L550:
addiu	$2,$2,-16
j	$L443
sw	$2,24($sp)

$L557:
move	$5,$0
move	$6,$0
jal	new_sh_video_vid
move	$4,$18

sw	$2,44($sp)
lw	$3,44($sp)
lw	$2,56($18)
lw	$4,16($18)
sw	$16,12($3)
sw	$2,4($3)
jal	stream_read_dword
sw	$3,92($2)

lw	$3,44($sp)
lw	$4,16($18)
jal	stream_read_dword
sw	$2,260($3)

lw	$4,44($sp)
lui	$6,%hi($LC7)
lw	$3,260($4)
sw	$2,256($4)
addiu	$6,$6,%lo($LC7)
move	$7,$2
li	$4,13			# 0xd
li	$5,6			# 0x6
jal	mp_msg
sw	$3,16($sp)

j	$L570
lw	$3,52($18)

$L425:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L575
or	$3,$19,$17

lw	$3,36($16)
lw	$2,80($16)
addiu	$5,$3,1
addu	$2,$2,$3
lbu	$4,0($2)
sw	$5,36($16)
j	$L427
sll	$2,$4,24

$L420:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L564
nop

lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
sll	$17,$3,16
j	$L422
sw	$5,36($16)

$L415:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L565
nop

lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
sll	$19,$3,8
j	$L417
sw	$5,36($16)

$L410:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L566
nop

lw	$5,36($16)
lw	$2,80($16)
lw	$4,40($16)
addu	$2,$2,$5
lbu	$3,0($2)
addiu	$5,$5,1
move	$20,$3
j	$L412
sw	$5,36($16)

$L504:
srl	$2,$2,1
andi	$4,$4,0x1
jal	__floatsisf
or	$4,$4,$2

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

j	$L503
move	$5,$2

$L566:
lw	$5,36($16)
lw	$4,40($16)
j	$L412
li	$20,-256			# 0xffffffffffffff00

$L565:
lw	$5,36($16)
lw	$4,40($16)
j	$L417
li	$19,-65536			# 0xffffffffffff0000

$L564:
lw	$5,36($16)
lw	$4,40($16)
j	$L422
li	$17,-16777216			# 0xffffffffff000000

$L463:
jal	stream_fill_buffer
move	$4,$16

beq	$2,$0,$L466
nop

lw	$2,36($16)
lw	$3,80($16)
addiu	$4,$2,1
addu	$3,$3,$2
lbu	$17,0($3)
j	$L465
sw	$4,36($16)

$L478:
lw	$16,16($18)
lw	$2,40($sp)
lw	$3,36($16)
lw	$5,40($16)
lw	$17,156($2)
sltu	$2,$3,$5
beq	$2,$0,$L480
addiu	$4,$3,1

lw	$2,80($16)
addu	$2,$3,$2
lbu	$3,0($2)
sw	$4,36($16)
sll	$19,$3,8
$L482:
sltu	$2,$4,$5
beq	$2,$0,$L485
nop

lw	$2,80($16)
addu	$2,$4,$2
addiu	$4,$4,1
lbu	$2,0($2)
sw	$4,36($16)
$L487:
or	$2,$2,$19
swl	$2,7($17)
swr	$2,4($17)
lw	$4,40($sp)
li	$17,6			# 0x6
lw	$3,156($4)
lwl	$5,7($3)
lbu	$4,15($3)
lbu	$2,14($3)
lwr	$5,4($3)
sll	$4,$4,8
or	$4,$4,$2
mul	$5,$5,$4
lbu	$2,3($3)
lbu	$4,2($3)
sll	$2,$2,8
or	$2,$2,$4
mul	$5,$5,$2
srl	$5,$5,3
swl	$5,11($3)
swr	$5,8($3)
lw	$16,16($18)
lw	$6,40($16)
j	$L490
lw	$5,36($16)

$L493:
slt	$2,$17,$3
movn	$3,$17,$2
addu	$4,$5,$3
subu	$17,$17,$3
move	$5,$4
blez	$17,$L494
sw	$4,36($16)

$L490:
subu	$2,$6,$5
move	$4,$16
bne	$2,$0,$L493
move	$3,$2

jal	stream_fill_buffer
nop

beq	$2,$0,$L576
lw	$2,40($sp)

lw	$5,36($16)
lw	$6,40($16)
j	$L493
subu	$3,$6,$5

$L494:
lw	$2,40($sp)
$L576:
lui	$6,%hi($LC9)
lw	$3,156($2)
addiu	$6,$6,%lo($LC9)
lbu	$2,15($3)
lbu	$4,14($3)
sll	$2,$2,8
or	$2,$2,$4
sll	$2,$2,3
lbu	$4,2($3)
lbu	$7,3($3)
sw	$2,16($sp)
lwl	$8,7($3)
sll	$7,$7,8
lwr	$8,4($3)
or	$7,$7,$4
li	$5,6			# 0x6
li	$4,13			# 0xd
jal	mp_msg
sw	$8,20($sp)

j	$L568
lw	$3,24($sp)

$L466:
lw	$16,16($18)
li	$17,10			# 0xa
lw	$6,40($16)
j	$L496
lw	$5,36($16)

$L499:
slt	$2,$17,$3
movn	$3,$17,$2
addu	$4,$5,$3
subu	$17,$17,$3
move	$5,$4
blez	$17,$L443
sw	$4,36($16)

$L496:
subu	$2,$6,$5
move	$4,$16
bne	$2,$0,$L499
move	$3,$2

jal	stream_fill_buffer
nop

beq	$2,$0,$L443
nop

lw	$5,36($16)
lw	$6,40($16)
j	$L499
subu	$3,$6,$5

$L558:
lui	$6,%hi($LC8)
addiu	$6,$6,%lo($LC8)
addiu	$16,$2,-20
li	$4,13			# 0xd
li	$5,4			# 0x4
jal	mp_msg
move	$7,$2

bltz	$16,$L567
lw	$17,16($18)

li	$2,262144			# 0x40000
slt	$2,$2,$16
bne	$2,$0,$L444
nop

blez	$16,$L568
lw	$3,24($sp)

$L531:
lw	$6,40($17)
j	$L532
lw	$5,36($17)

$L452:
slt	$2,$16,$3
movn	$3,$16,$2
addu	$4,$5,$3
subu	$16,$16,$3
move	$5,$4
blez	$16,$L443
sw	$4,36($17)

$L532:
subu	$2,$6,$5
move	$4,$17
bne	$2,$0,$L452
move	$3,$2

jal	stream_fill_buffer
nop

beq	$2,$0,$L443
nop

lw	$5,36($17)
lw	$6,40($17)
j	$L452
subu	$3,$6,$5

$L444:
lw	$2,28($17)
andi	$2,$2,0x4
beq	$2,$0,$L531
nop

$L442:
lw	$4,44($17)
lw	$2,36($17)
lw	$6,40($17)
addu	$2,$4,$2
subu	$2,$2,$6
addu	$5,$16,$2
slt	$3,$5,$4
beq	$3,$0,$L447
subu	$2,$4,$6

subu	$2,$5,$2
bltz	$2,$L447
nop

j	$L443
sw	$2,36($17)

$L469:
jal	stream_fill_buffer
move	$4,$16

bne	$2,$0,$L472
nop

j	$L471
li	$3,65280			# 0xff00

$L485:
jal	stream_fill_buffer
move	$4,$16

bne	$2,$0,$L488
nop

j	$L487
li	$2,-256			# 0xffffffffffffff00

$L480:
jal	stream_fill_buffer
move	$4,$16

bne	$2,$0,$L483
nop

lw	$4,36($16)
lw	$5,40($16)
j	$L482
li	$19,-65536			# 0xffffffffffff0000

$L567:
lw	$2,28($17)
andi	$2,$2,0x2
bne	$2,$0,$L442
lw	$3,24($sp)

j	$L568
nop

$L472:
lw	$3,36($16)
lw	$2,80($16)
addiu	$5,$3,1
addu	$2,$2,$3
lbu	$4,0($2)
sw	$5,36($16)
j	$L471
andi	$3,$4,0xffff

$L488:
lw	$2,36($16)
lw	$3,80($16)
addiu	$4,$2,1
addu	$3,$3,$2
lbu	$2,0($3)
j	$L487
sw	$4,36($16)

$L483:
lw	$4,36($16)
lw	$2,80($16)
lw	$5,40($16)
addu	$2,$2,$4
lbu	$3,0($2)
addiu	$4,$4,1
sll	$19,$3,8
j	$L482
sw	$4,36($16)

$L447:
jal	stream_seek_long
move	$4,$17

j	$L568
lw	$3,24($sp)

.set	macro
.set	reorder
.end	demux_open_film
.globl	demuxer_desc_film
.section	.rodata.str1.4
.align	2
$LC14:
.ascii	"FILM/CPK demuxer for Sega Saturn CD-ROM games\000"
.align	2
$LC15:
.ascii	"film\000"
.align	2
$LC16:
.ascii	"FILM\000"
.align	2
$LC17:
.ascii	"Mike Melanson\000"
.subsection	-1
.align	2
$LC18:
.ascii	"\000"
.data
.align	2
.type	demuxer_desc_film, @object
.size	demuxer_desc_film, 52
demuxer_desc_film:
.word	$LC14
.word	$LC15
.word	$LC16
.word	$LC17
.word	$LC18
.word	14
.word	0
.word	film_check_file
.word	demux_film_fill_buffer
.word	demux_open_film
.word	demux_close_film
.word	demux_seek_film
.word	0
.ident	"GCC: (GNU) 4.1.2"