nutdec.mid

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」· MID 代码 · 共 4,832 行 · 第 1/5 页

	sll	$7,$17,7
	or	$7,$3,$7
	addu	$8,$6,$4
	move	$5,$0
	sltu	$3,$8,$6
	addu	$9,$7,$5
	addu	$9,$3,$9
	andi	$2,$2,0x80
	move	$16,$8
	bne	$2,$0,$L117
	move	$17,$9

	or	$2,$8,$9
	beq	$2,$0,$L175
	lui	$6,%hi($LC9)

	sw	$8,0($19)
	beq	$20,$0,$L121
	sw	$9,4($19)

	lw	$2,-8($19)
	lw	$3,-4($19)
	addu	$4,$8,$2
	sltu	$6,$4,$8
	addu	$5,$9,$3
	addu	$5,$6,$5
	sw	$4,0($19)
	sw	$5,4($19)
$L121:
	addiu	$20,$20,1
	bne	$fp,$20,$L116
	addiu	$19,$19,8

$L114:
	lw	$3,96($21)
	beq	$3,$0,$L212
	lw	$7,80($sp)

	move	$20,$21
	sw	$0,72($sp)
$L165:
	blez	$fp,$L164
	li	$4,-1			# 0xffffffffffffffff

	li	$5,-1			# 0xffffffffffffffff
	sw	$4,56($sp)
	sw	$5,60($sp)
	move	$19,$0
	move	$16,$0
$L214:
	move	$17,$0
$L127:
	jal	get_byte
	move	$4,$18

	andi	$4,$2,0x7f
	srl	$3,$16,25
	sll	$6,$16,7
	sll	$7,$17,7
	or	$7,$3,$7
	addu	$8,$6,$4
	move	$5,$0
	sltu	$3,$8,$6
	addu	$9,$7,$5
	addu	$9,$3,$9
	andi	$2,$2,0x80
	move	$16,$8
	bne	$2,$0,$L127
	move	$17,$9

	sll	$2,$9,31
	srl	$10,$8,1
	andi	$3,$8,0x1
	or	$10,$2,$10
	bne	$3,$0,$L129
	srl	$11,$9,1

	li	$2,1			# 0x1
	beq	$10,$2,$L203
	nop

$L131:
	lw	$5,76($sp)
	slt	$2,$19,$5
	beq	$2,$0,$L134
	nop

	lw	$2,64($sp)
	move	$5,$19
	j	$L145
	addu	$6,$2,$19

$L144:
	lw	$7,76($sp)
$L213:
	slt	$2,$5,$7
	beq	$2,$0,$L134
	addiu	$6,$6,1

$L145:
	sll	$4,$11,31
	srl	$2,$10,1
	or	$2,$4,$2
	srl	$3,$11,1
	andi	$4,$10,0x1
	move	$10,$2
	li	$2,1			# 0x1
	move	$11,$3
	sb	$4,0($6)
	bne	$10,$2,$L144
	addiu	$5,$5,1

	bne	$3,$0,$L213
	lw	$7,76($sp)

$L133:
	lw	$3,64($sp)
$L217:
	lb	$2,0($3)
	bne	$2,$0,$L176
	lw	$4,76($sp)

	slt	$2,$4,$5
	bne	$2,$0,$L148
	lui	$7,%hi(__PRETTY_FUNCTION__.6538)

	slt	$2,$19,$5
	bne	$2,$0,$L204
	lw	$6,68($sp)

$L151:
	slt	$2,$19,$fp
	bne	$2,$0,$L214
	move	$16,$0

	lw	$3,96($21)
$L164:
	lw	$6,72($sp)
	addiu	$20,$20,4
	addiu	$6,$6,1
	sltu	$2,$6,$3
	bne	$2,$0,$L165
	sw	$6,72($sp)

	lw	$7,80($sp)
$L212:
	lw	$3,84($sp)
	addu	$16,$22,$7
	sltu	$2,$16,$22
	addu	$17,$23,$3
	move	$4,$18
	jal	url_ftell
	addu	$17,$2,$17

	subu	$6,$16,$2
	sltu	$4,$16,$6
	subu	$7,$17,$3
	subu	$7,$7,$4
	bltz	$7,$L166
	move	$4,$18

	or	$2,$6,$7
	beq	$2,$0,$L170
	move	$16,$6

	move	$17,$7
$L172:
	jal	get_byte
	move	$4,$18

	addiu	$4,$16,-1
	sltu	$2,$4,$16
	addiu	$5,$17,-1
	addu	$5,$2,$5
	or	$2,$4,$5
	move	$16,$4
	bne	$2,$0,$L172
	move	$17,$5

$L170:
	jal	get_checksum
	move	$4,$18

	beq	$2,$0,$L215
	lw	$31,140($sp)

	lui	$6,%hi($LC14)
$L209:
	move	$4,$21
	addiu	$6,$6,%lo($LC14)
	jal	av_log
	move	$5,$0

	j	$L106
	li	$2,-1			# 0xffffffffffffffff

$L113:
	lui	$6,%hi($LC8)
$L211:
	move	$4,$21
	addiu	$6,$6,%lo($LC8)
	move	$5,$0
	sw	$8,16($sp)
	jal	av_log
	sw	$9,20($sp)

	j	$L106
	li	$2,-1			# 0xffffffffffffffff

$L129:
	sll	$4,$11,31
	srl	$6,$10,1
	or	$6,$4,$6
	sra	$3,$19,31
	srl	$7,$11,1
	addu	$12,$6,$19
	lw	$8,76($sp)
	sltu	$4,$12,$6
	addu	$13,$7,$3
	addu	$4,$4,$13
	sra	$9,$8,31
	sltu	$2,$4,$9
	bne	$2,$0,$L138
	nop

	beq	$4,$9,$L205
	nop

$L136:
	lui	$6,%hi($LC10)
	move	$4,$21
	addiu	$6,$6,%lo($LC10)
	jal	av_log
	move	$5,$0

	j	$L106
	li	$2,-1			# 0xffffffffffffffff

$L175:
	move	$2,$0
	move	$3,$0
	move	$4,$21
	addiu	$6,$6,%lo($LC9)
	move	$5,$0
	sw	$2,16($sp)
	jal	av_log
	sw	$3,20($sp)

	j	$L106
	li	$2,-1			# 0xffffffffffffffff

$L205:
	sltu	$2,$12,$8
	beq	$2,$0,$L136
	nop

$L138:
	addiu	$8,$6,-1
	sltu	$2,$8,$6
	addiu	$9,$7,-1
	addu	$9,$2,$9
	li	$2,-1			# 0xffffffffffffffff
	beq	$8,$2,$L206
	andi	$11,$10,0x1

	lw	$3,64($sp)
$L216:
	sll	$10,$11,24
	sra	$10,$10,24
	addu	$5,$3,$19
$L142:
	addiu	$2,$6,-1
	sltu	$4,$2,$6
	addiu	$3,$7,-1
	addu	$3,$4,$3
	or	$4,$2,$3
	sb	$10,0($5)
	move	$6,$2
	move	$7,$3
	bne	$4,$0,$L142
	addiu	$5,$5,1

	addu	$2,$19,$8
	addiu	$2,$2,1
$L141:
	lw	$4,64($sp)
	sltu	$3,$11,1
	addiu	$5,$2,1
	addu	$2,$4,$2
	j	$L133
	sb	$3,0($2)

$L203:
	bne	$11,$0,$L131
	move	$5,$19

	j	$L217
	lw	$3,64($sp)

$L134:
	lui	$6,%hi($LC11)
	move	$4,$21
	addiu	$6,$6,%lo($LC11)
	jal	av_log
	move	$5,$0

	j	$L106
	li	$2,-1			# 0xffffffffffffffff

$L206:
	bne	$9,$2,$L216
	lw	$3,64($sp)

	j	$L141
	move	$2,$19

$L204:
	lw	$7,64($sp)
	sll	$2,$19,3
	addu	$7,$19,$7
	addu	$2,$6,$2
	subu	$5,$5,$19
	sw	$2,40($sp)
	sw	$5,88($sp)
	sw	$7,44($sp)
	sw	$0,48($sp)
	move	$3,$7
$L152:
	lb	$2,0($3)
	bne	$2,$0,$L207
	move	$16,$0

$L153:
	lw	$2,48($sp)
	lw	$4,40($sp)
	lw	$5,88($sp)
	addiu	$2,$2,1
	addiu	$3,$3,1
	addiu	$4,$4,8
	sw	$2,48($sp)
	sw	$3,44($sp)
	bne	$2,$5,$L152
	sw	$4,40($sp)

	j	$L151
	addu	$19,$19,$2

$L207:
	move	$17,$0
$L155:
	jal	get_byte
	move	$4,$18

	andi	$6,$2,0x7f
	srl	$3,$16,25
	sll	$8,$16,7
	sll	$9,$17,7
	or	$9,$3,$9
	addu	$4,$8,$6
	move	$7,$0
	sltu	$3,$4,$8
	addu	$5,$9,$7
	addu	$5,$3,$5
	andi	$2,$2,0x80
	move	$16,$4
	bne	$2,$0,$L155
	move	$17,$5

	or	$2,$4,$5
	beq	$2,$0,$L177
	move	$12,$0

	move	$13,$0
	lw	$4,40($sp)
$L208:
	lw	$5,56($sp)
	lw	$6,40($sp)
	lw	$9,-8($4)
	addu	$2,$16,$5
	lw	$7,60($sp)
	lw	$5,-4($6)
	lw	$4,100($20)
	sltu	$10,$2,$16
	srl	$8,$9,28
	addu	$3,$17,$7
	sll	$7,$5,4
	addu	$3,$10,$3
	li	$5,1			# 0x1
	or	$7,$8,$7
	sll	$6,$9,4
	sw	$3,20($sp)
	sw	$5,32($sp)
	sw	$12,96($sp)
	sw	$13,100($sp)
	sw	$2,16($sp)
	sw	$0,24($sp)
	jal	av_add_index_entry
	sw	$0,28($sp)

	lw	$12,96($sp)
	lw	$13,100($sp)
	addu	$4,$12,$16
	sltu	$6,$4,$12
	addu	$5,$13,$17
	addu	$5,$6,$5
	lw	$6,56($sp)
	lw	$7,60($sp)
	addu	$2,$6,$4
	sltu	$6,$2,$6
	addu	$3,$7,$5
	addu	$3,$6,$3
	sw	$3,60($sp)
	lw	$3,44($sp)
	j	$L153
	sw	$2,56($sp)

$L177:
	jal	get_byte
	move	$4,$18

	andi	$6,$2,0x7f
	srl	$3,$16,25
	sll	$8,$16,7
	sll	$9,$17,7
	or	$9,$3,$9
	addu	$4,$8,$6
	move	$7,$0
	sltu	$3,$4,$8
	addu	$5,$9,$7
	addu	$5,$3,$5
	andi	$2,$2,0x80
	move	$16,$4
	bne	$2,$0,$L177
	move	$17,$5

	move	$12,$0
	move	$13,$0
$L162:
	move	$4,$18
	sw	$12,96($sp)
	jal	get_byte
	sw	$13,100($sp)

	lw	$12,96($sp)
	lw	$13,100($sp)
	srl	$3,$12,25
	sll	$8,$12,7
	sll	$9,$13,7
	andi	$6,$2,0x7f
	or	$9,$3,$9
	addu	$4,$8,$6
	move	$7,$0
	sltu	$3,$4,$8
	addu	$5,$9,$7
	addu	$5,$3,$5
	andi	$2,$2,0x80
	move	$12,$4
	bne	$2,$0,$L162
	move	$13,$5

	j	$L208
	lw	$4,40($sp)

$L176:
	lui	$6,%hi($LC12)
	move	$4,$21
	addiu	$6,$6,%lo($LC12)
	jal	av_log
	move	$5,$0

	j	$L106
	li	$2,-1			# 0xffffffffffffffff

$L148:
	lui	$4,%hi($LC13)
	lui	$5,%hi($LC3)
	addiu	$4,$4,%lo($LC13)
	addiu	$5,$5,%lo($LC3)
	addiu	$7,$7,%lo(__PRETTY_FUNCTION__.6538)
	jal	__assert_fail
	li	$6,512			# 0x200

$L166:
	li	$2,1			# 0x1
	jal	url_fseek
	sw	$2,16($sp)

	j	$L209
	lui	$6,%hi($LC14)

	.set	macro
	.set	reorder
	.end	find_and_decode_index
	.globl	__moddi3
	.section	.rodata.str1.4
	.align	2
$LC15:
	.ascii	"sync point checksum mismatch\012\000"
	.globl	__divdi3
	.section	.rodata.cst8
	.align	3
$LC16:
	.word	0
	.word	1093567616
	.section	.text.decode_syncpoint,"ax",@progbits
	.align	2
	.align	5
	.ent	decode_syncpoint
	.type	decode_syncpoint, @function
decode_syncpoint:
	.frame	$sp,88,$31		# vars= 16, regs= 10/0, args= 32, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-88
	sw	$31,84($sp)
	sw	$23,76($sp)
	sw	$22,72($sp)
	sw	$19,60($sp)
	sw	$18,56($sp)
	sw	$17,52($sp)
	sw	$16,48($sp)
	sw	$fp,80($sp)
	sw	$21,68($sp)
	sw	$20,64($sp)
	lw	$fp,0($4)
	move	$19,$4
	addiu	$18,$fp,16
	move	$4,$18
	sw	$5,92($sp)
	jal	url_ftell
	sw	$6,96($sp)

	addiu	$4,$2,-8
	sltu	$6,$4,$2
	addiu	$5,$3,-1
	addu	$5,$6,$5
	li	$2,-288751616			# 0xffffffffeeca0000
	li	$3,1313538048			# 0x4e4b0000
	sw	$4,3104($19)
	sw	$5,3108($19)
	ori	$3,$3,0xe4ad
	move	$4,$19
	move	$5,$18
	li	$6,1			# 0x1
	ori	$2,$2,0x4569
	sw	$3,20($sp)
	jal	get_packetheader
	sw	$2,16($sp)

	move	$4,$18
	move	$22,$2
	jal	url_ftell
	sra	$23,$2,31

	sw	$2,40($sp)
	sw	$3,44($sp)
	move	$16,$0
	move	$17,$0
$L219:
	jal	get_byte
	move	$4,$18

	andi	$4,$2,0x7f
	srl	$3,$16,25
	sll	$6,$16,7
	sll	$7,$17,7
	or	$7,$3,$7
	addu	$20,$6,$4
	move	$5,$0
	sltu	$3,$20,$6
	addu	$21,$7,$5
	addu	$21,$3,$21
	andi	$2,$2,0x80
	move	$16,$20
	bne	$2,$0,$L219
	move	$17,$21

	lw	$2,3104($19)
	lw	$3,3108($19)
	sw	$2,32($sp)
	sw	$3,36($sp)
	move	$16,$0
	move	$17,$0
$L221:
	jal	get_byte
	move	$4,$18

	andi	$4,$2,0x7f
	srl	$3,$16,25
	sll	$6,$16,7
	sll	$7,$17,7
	or	$7,$3,$7
	addu	$8,$6,$4
	move	$5,$0
	sltu	$3,$8,$6
	addu	$9,$7,$5
	addu	$9,$3,$9
	andi	$2,$2,0x80
	move	$16,$8
	bne	$2,$0,$L221
	move	$17,$9

	lw	$6,32($sp)
	srl	$2,$8,28
	sll	$4,$8,4
	sll	$5,$9,4
	lw	$7,36($sp)
	or	$5,$2,$5
	subu	$2,$6,$4
	sltu	$6,$6,$2
	lw	$4,96($sp)
	subu	$3,$7,$5
	subu	$3,$3,$6
	sw	$2,0($4)
	bltz	$3,$L242
	sw	$3,4($4)

	lw	$6,3096($19)
	move	$7,$0
	move	$4,$20
	jal	__moddi3
	move	$5,$21

	lw	$4,3116($19)
	sll	$2,$2,3
	addu	$2,$2,$4
	sw	$20,16($sp)
	sw	$21,20($sp)
	lw	$6,4($2)
	lw	$5,0($2)
	jal	ff_nut_reset_ts
	move	$4,$19

	jal	url_ftell
	move	$4,$18

	lw	$6,40($sp)
	lw	$7,44($sp)
	addu	$4,$22,$6
	sltu	$6,$4,$22
	addu	$5,$23,$7
	addu	$5,$6,$5
	subu	$8,$4,$2
	sltu	$6,$4,$8
	subu	$9,$5,$3
	subu	$9,$9,$6
	bltz	$9,$L227
	or	$2,$8,$9

	beq	$2,$0,$L231
	move	$16,$8

	move	$17,$9
$L233:
	jal	get_byte
	move	$4,$18

	addiu	$4,$16,-1
	sltu	$2,$4,$16
	addiu	$5,$17,-1
	addu	$5,$2,$5
	or	$2,$4,$5
	move	$16,$4
	bne	$2,$0,$L233
	move	$17,$5

$L231:
	jal	get_checksum
	move	$4,$18

	beq	$2,$0,$L243
	lui	$6,%hi($LC15)

	move	$4,$fp
	addiu	$6,$6,%lo($LC15)
	jal	av_log
	move	$5,$0

$L242:
	lw	$31,84($sp)
$L244:
	lw	$fp,80($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)
	li	$2,-1			# 0xffffffffffffffff
	j	$31
	addiu	$sp,$sp,88

$L243:
	lw	$16,96($fp)
	move	$17,$0
	move	$4,$20
	move	$5,$21
	move	$6,$16
	jal	__moddi3
	move	$7,$17

	lw	$8,3116($19)
	move	$6,$16
	move	$7,$17
	move	$4,$20
	move	$5,$21
	sll	$18,$2,3
	jal	__divdi3
	addu	$18,$18,$8

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

	lw	$4,0($18)
	move	$20,$2
	jal	__floatsidf
	move	$21,$3

	lw	$4,4($18)
	move	$16,$2
	jal	__floatsidf
	move	$17,$3

	move	$6,$2
	move	$4,$16
	move	$5,$17
	jal	__divdf3
	move	$7,$3

	lui	$4,%hi($LC16)
	lw	$6,%lo($LC16)($4)
	lw	$7,%lo($LC16+4)($4)
	move	$5,$3
	jal	__muldf3
	move	$4,$2

	move	$6,$2
	move	$4,$20
	move	$5,$21
	jal	__muldf3
	move	$7,$3

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

	lw	$4,92($sp)
	sw	$2,0($4)
	sw	$3,4($4)
	lw	$4,96($sp)
	lw	$6,3104($19)
	lw	$7,3108($19)
	lw	$8,0($4)
	lw	$9,4($4)
	move	$4,$19
	sw	$2,24($sp)
	sw	$8,16($sp)
	sw	$9,20($sp)
	jal	ff_nut_add_sp
	sw	$3,28($sp)

	lw	$31,84($sp)
	lw	$fp,80($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,$0
	j	$31
	addiu	$sp,$sp,88

$L227:
	move	$4,$18
	move	$6,$8
	move	$7,$9
	li	$2,1			# 0x1
	jal	url_fseek
	sw	$2,16($sp)

	lui	$6,%hi($LC15)
	move	$4,$fp
	addiu	$6,$6,%lo($LC15)
	jal	av_log
	move	$5,$0

	j	$L244
	lw	$31,84($sp)

	.set	macro
	.set	reorder
	.end	decode_syncpoint
	.section	.rodata.str1.4
	.align	2
$LC17:
	.ascii	"read_timestamp(X,%d,%lld,%lld)\012\000"
	.align	2
$LC18:
	.ascii	"nut->next_startcode == 0\000"
	.align	2
$LC19:
	.ascii	"read_timestamp failed.\012\000"
	.align	2
$LC20:
	.ascii	"nut->last_syncpoint_pos == *pos_arg\000"
	.align	2
$LC21:
	.ascii	"return %lld %lld\012\000"
	.align	2
$LC22:
	.ascii	"0\000"
	.section	.text.nut_read_timestamp,"ax",@progbits
	.align	2
	.align	5
	.ent	nut_read_timestamp
	.type	nut_read_timestamp, @function
nut_read_timestamp:
	.frame	$sp,88,$31		# vars= 16, regs= 10/0, args= 32, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-88
	sw	$fp,80($sp)
	sw	$23,76($sp)
	sw	$22,72($sp)
	sw	$18,56($sp)
	sw	$17,52($sp)
	sw	$16,48($sp)
	sw	$31,84($sp)
	sw	$21,68($sp)
	sw	$20,64($sp)
	sw	$19,60($sp)
	lw	$8,0($6)
	lw	$9,4($6)
	lw	$2,104($sp)
	lw	$3,108($sp)
	move	$23,$6
	move	$fp,$5
	lui	$6,%hi($LC17)
	sw	$8,16($sp)
	sw	$9,20($sp)
	sw	$2,24($sp)
	sw	$3,28($sp)
	addiu	$6,$6,%lo($LC17)
	li	$5,2			# 0x2
	move	$7,$fp
	move	$22,$4
	jal	av_log
	lw	$19,12($4)

	lw	$16,0($23)
	lw	$17,4($23)
	addiu	$18,$22,16
$L246:
	bltz	$17,$L275
	move	$6,$16

	move	$7,$17
	move	$4,$18
	jal	url_fseek
	sw	$0,16($sp)

$L275:
	move	$16,$0
$L290:
	move	$17,$0
$L281:
	jal	url_feof
	move	$4,$18

	bne	$2,$0,$L255
	nop

	jal	get_byte
	move	$4,$18

	srl	$6,$16,24
	sll	$5,$17,8
	sra	$3,$2,31
	or	$5,$6,$5
	sll	$4,$16,8
	or	$17,$5,$3
	or	$16,$4,$2
	srl	$4,$17,24
	li	$2,78			# 0x4e
	bne	$4,$2,$L281
	move	$5,$0

	bne	$5,$0,$L281
	li	$6,526319616			# 0x1f5f0000

	li	$7,1313669120			# 0x4e4d0000
	move	$4,$16
	move	$5,$17
	ori	$6,$6,0x4ad
	jal	__ucmpdi2
	ori	$7,$7,0x7a56

	li	$20,1			# 0x1
	beq	$2,$20,$L253
	sltu	$2,$2,2

	beq	$2,$0,$L254
	li	$6,1542586368			# 0x5bf20000

	li	$6,-1248460800			# 0xffffffffb5960000
	li	$7,1313406976			# 0x4e490000
	move	$4,$16
	move	$5,$17
	ori	$6,$6,0xba78
	jal	__ucmpdi2
	ori	$7,$7,0xab68

	beq	$2,$20,$L253
	li	$6,-288751616			# 0xffffffffeeca0000

	li	$7,1313538048			# 0x4e4b0000
	move	$4,$16
	move	$5,$17
	ori	$6,$6,0x4569
	jal	__ucmpdi2
	ori	$7,$7,0xe4ad

	bne	$2,$20,$L281
	nop

$L253:
	li	$2,-288751616			# 0xffffffffeeca0000
	ori	$2,$2,0x4569
	beq	$16,$2,$L289
	li	$2,1313538048			# 0x4e4b0000

	or	$2,$16,$17
$L291:
	bne	$2,$0,$L290
	move	$16,$0

$L255:
	lw	$3,3084($19)
$L288:
	lw	$2,3080($19)
	or	$2,$2,$3
	bne	$2,$0,$L284
	lui	$6,%hi($LC19)

	move	$4,$22
	addiu	$6,$6,%lo($LC19)
	jal	av_log
	move	$5,$0

	move	$2,$0
	li	$3,-2147483648			# 0xffffffff80000000
$L262:
	lw	$31,84($sp)
	lw	$fp,80($sp)
	lw	$23,76($sp)