ogg2.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 4,096 行 · 第 1/4 页

	lw	$3,40($sp)
	lw	$8,0($fp)
	addu	$2,$8,$3
	lw	$4,32($2)
	lw	$5,36($2)
	or	$3,$4,$5
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L302
	li	$6,-1			# 0xffffffffffffffff
	.set	macro
	.set	reorder

	beq	$4,$6,$L310
$L223:
	li	$2,-1			# 0xffffffffffffffff
$L335:
	.set	noreorder
	.set	nomacro
	beq	$9,$2,$L311
	lw	$7,120($sp)
	.set	macro
	.set	reorder

	sll	$2,$9,5
	lw	$3,12($7)
	sll	$4,$9,3
	addu	$4,$4,$2
	addu	$4,$4,$9
	lw	$2,0($3)
	sll	$4,$4,3
	addu	$2,$4,$2
	lw	$5,52($2)
	lw	$3,0($fp)
	lw	$2,20($5)
	addu	$3,$3,$4
	lw	$22,32($3)
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L229
	lw	$23,36($3)
	.set	macro
	.set	reorder

	move	$4,$7
	move	$6,$22
	move	$7,$23
	sw	$12,72($sp)
	sw	$13,76($sp)
	.set	noreorder
	.set	nomacro
	jal	$2
	move	$5,$9
	.set	macro
	.set	reorder

	lw	$13,76($sp)
	lw	$12,72($sp)
	move	$22,$2
	move	$23,$3
$L229:
	lw	$4,64($sp)
	sw	$12,72($sp)
	sw	$13,76($sp)
	sw	$22,32($sp)
	.set	noreorder
	.set	nomacro
	jal	url_ftell
	sw	$23,36($sp)
	.set	macro
	.set	reorder

	lw	$4,32($sp)
	lw	$6,36($sp)
	move	$10,$2
	subu	$2,$4,$20
	move	$11,$3
	sltu	$4,$4,$2
	subu	$3,$6,$21
	subu	$3,$3,$4
	move	$16,$2
	move	$17,$3
	lw	$12,72($sp)
	.set	noreorder
	.set	nomacro
	blez	$3,$L312
	lw	$13,76($sp)
	.set	macro
	.set	reorder

$L231:
	lw	$7,68($sp)
$L336:
	lw	$4,64($7)
	sra	$3,$4,31
	mul	$6,$3,$16
	multu	$16,$4
	move	$2,$4
	mfhi	$9
	mflo	$8
	mul	$5,$17,$2
	lw	$4,68($7)
	addu	$3,$5,$6
	addu	$3,$3,$9
	sra	$7,$4,31
	slt	$2,$3,$7
	bne	$2,$0,$L233
	.set	noreorder
	.set	nomacro
	beq	$3,$7,$L313
	sltu	$2,$8,$4
	.set	macro
	.set	reorder

	slt	$2,$21,$23
$L330:
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L329
	lw	$6,48($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$21,$23,$L314
	sltu	$2,$20,$22
	.set	macro
	.set	reorder

	lw	$2,56($sp)
$L331:
	.set	noreorder
	.set	nomacro
	beq	$10,$2,$L315
	lw	$3,60($sp)
	.set	macro
	.set	reorder

$L247:
	move	$18,$22
	move	$19,$23
$L252:
	sw	$10,56($sp)
	.set	noreorder
	.set	nomacro
	j	$L246
	sw	$11,60($sp)
	.set	macro
	.set	reorder

$L313:
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L330
	slt	$2,$21,$23
	.set	macro
	.set	reorder

$L233:
	lw	$6,120($sp)
$L321:
	lw	$3,12($6)
	lw	$4,24($3)
	beq	$4,$0,$L261
	lw	$2,12($4)
	.set	noreorder
	.set	nomacro
	jal	av_free
	sw	$2,24($3)
	.set	macro
	.set	reorder

$L261:
	lw	$2,4($fp)
	.set	noreorder
	.set	nomacro
	blez	$2,$L263
	move	$5,$0
	.set	macro
	.set	reorder

	lw	$8,0($fp)
	move	$4,$0
	li	$6,-1			# 0xffffffffffffffff
	li	$7,-1			# 0xffffffffffffffff
$L265:
	addu	$2,$4,$8
	sw	$0,64($2)
	sw	$0,8($2)
	sw	$0,12($2)
	sw	$0,16($2)
	sw	$0,60($2)
	lw	$3,4($fp)
	addiu	$5,$5,1
	slt	$3,$5,$3
	sw	$6,32($2)
	sw	$7,36($2)
	sw	$6,40($2)
	sw	$7,44($2)
	.set	noreorder
	.set	nomacro
	bne	$3,$0,$L265
	addiu	$4,$4,328
	.set	macro
	.set	reorder

$L263:
	lw	$6,32($sp)
	lw	$7,36($sp)
	li	$2,-1			# 0xffffffffffffffff
	.set	noreorder
	.set	nomacro
	j	$L266
	sw	$2,12($fp)
	.set	macro
	.set	reorder

$L303:
	bne	$2,$0,$L210
	.set	noreorder
	.set	nomacro
	bgez	$21,$L326
	sltu	$2,$19,$17
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L319
	move	$20,$18
	.set	macro
	.set	reorder

$L314:
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L331
	lw	$2,56($sp)
	.set	macro
	.set	reorder

	lw	$6,48($sp)
$L329:
	.set	noreorder
	.set	nomacro
	beq	$6,$10,$L316
	lw	$7,52($sp)
	.set	macro
	.set	reorder

$L239:
	move	$12,$22
	move	$13,$23
$L244:
	sw	$10,48($sp)
	sw	$11,52($sp)
$L246:
	lw	$4,60($sp)
	lw	$5,52($sp)
	sltu	$2,$5,$4
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L320
	lw	$7,120($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$5,$4,$L317
	sltu	$2,$19,$13
	.set	macro
	.set	reorder

$L325:
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L332
	lw	$4,48($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$19,$13,$L320
	lw	$7,120($sp)
	.set	macro
	.set	reorder

	sltu	$2,$18,$12
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L333
	lw	$5,56($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L338
	lw	$16,12($7)
	.set	macro
	.set	reorder

$L308:
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L272
	li	$2,-32			# 0xffffffffffffffe0
	.set	macro
	.set	reorder

	addiu	$4,$7,-4
	and	$2,$6,$2
	addu	$7,$4,$2
	sltu	$3,$4,$7
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L276
	addiu	$5,$19,20
	.set	macro
	.set	reorder

$L291:
#APP
	S32LDI xr1,$5,4
	S32LDI xr2,$5,4
	S32LDI xr3,$5,4
	S32LDI xr4,$5,4
	S32LDI xr5,$5,4
	S32LDI xr6,$5,4
	S32LDI xr7,$5,4
	S32LDI xr8,$5,4
	S32SDI xr1,$4,4
	S32SDI xr2,$4,4
	S32SDI xr3,$4,4
	S32SDI xr4,$4,4
	S32SDI xr5,$4,4
	S32SDI xr6,$4,4
	S32SDI xr7,$4,4
	S32SDI xr8,$4,4
#NO_APP
	sltu	$2,$4,$7
	bne	$2,$0,$L291
$L276:
	andi	$2,$6,0x1c
	addu	$7,$7,$2
	sltu	$3,$4,$7
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L334
	andi	$3,$6,0x3
	.set	macro
	.set	reorder

$L292:
#APP
	S32LDI xr1,$5,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$7
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L292
	andi	$3,$6,0x3
	.set	macro
	.set	reorder

$L334:
	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L283
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	bne	$3,$2,$L280
	lbu	$2,4($5)
	.set	noreorder
	.set	nomacro
	j	$L280
	sb	$2,4($4)
	.set	macro
	.set	reorder

$L306:
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L320
	lw	$7,120($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L321
	lw	$6,120($sp)
	.set	macro
	.set	reorder

$L309:
	.set	noreorder
	.set	nomacro
	j	$L223
	lw	$9,24($sp)
	.set	macro
	.set	reorder

$L310:
	.set	noreorder
	.set	nomacro
	bne	$5,$6,$L335
	li	$2,-1			# 0xffffffffffffffff
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L322
	lw	$4,120($sp)
	.set	macro
	.set	reorder

$L312:
	bne	$3,$0,$L232
	.set	noreorder
	.set	nomacro
	bgtu	$2,$0,$L336
	lw	$7,68($sp)
	.set	macro
	.set	reorder

$L232:
	subu	$2,$0,$16
	subu	$3,$0,$17
	sltu	$4,$0,$2
	subu	$3,$3,$4
	move	$16,$2
	.set	noreorder
	.set	nomacro
	j	$L231
	move	$17,$3
	.set	macro
	.set	reorder

$L305:
	beq	$3,$0,$L318
	subu	$2,$0,$16
$L323:
	subu	$3,$0,$17
	sltu	$4,$0,$2
	subu	$3,$3,$4
	move	$16,$2
	.set	noreorder
	.set	nomacro
	j	$L258
	move	$17,$3
	.set	macro
	.set	reorder

$L318:
	.set	noreorder
	.set	nomacro
	bgtu	$2,$0,$L337
	move	$4,$0
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L323
	subu	$2,$0,$16
	.set	macro
	.set	reorder

$L316:
	bne	$7,$11,$L239
	bne	$22,$12,$L239
	.set	noreorder
	.set	nomacro
	bne	$23,$13,$L239
	addiu	$2,$18,1
	.set	macro
	.set	reorder

	sltu	$6,$2,$18
	addu	$3,$6,$19
	addu	$4,$2,$20
	sltu	$6,$4,$2
	addu	$5,$3,$21
	addu	$5,$6,$5
	sll	$2,$5,31
	srl	$18,$4,1
	or	$18,$2,$18
	.set	noreorder
	.set	nomacro
	bne	$20,$18,$L244
	srl	$19,$5,1
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$21,$19,$L244
	lw	$6,56($sp)
	.set	macro
	.set	reorder

	lw	$7,60($sp)
	lw	$4,64($sp)
	.set	noreorder
	.set	nomacro
	jal	url_fseek
	sw	$0,16($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L324
	lw	$5,68($sp)
	.set	macro
	.set	reorder

$L315:
	bne	$11,$3,$L247
	bne	$22,$18,$L247
	.set	noreorder
	.set	nomacro
	bne	$23,$19,$L247
	addu	$2,$12,$20
	.set	macro
	.set	reorder

	sltu	$4,$2,$12
	addu	$3,$13,$21
	addu	$3,$4,$3
	sll	$5,$3,31
	srl	$12,$2,1
	or	$12,$5,$12
	.set	noreorder
	.set	nomacro
	bne	$20,$12,$L252
	srl	$13,$3,1
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$21,$13,$L252
	lw	$6,48($sp)
	.set	macro
	.set	reorder

	lw	$7,52($sp)
	lw	$4,64($sp)
	.set	noreorder
	.set	nomacro
	jal	url_fseek
	sw	$0,16($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L324
	lw	$5,68($sp)
	.set	macro
	.set	reorder

$L283:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	sb	$3,5($4)
	lbu	$2,6($5)
	.set	noreorder
	.set	nomacro
	j	$L280
	sb	$2,6($4)
	.set	macro
	.set	reorder

$L307:
	li	$3,-2147483648			# 0xffffffff80000000
	move	$6,$2
	move	$7,$3
	sw	$2,32($sp)
	.set	noreorder
	.set	nomacro
	j	$L266
	sw	$3,36($sp)
	.set	macro
	.set	reorder

$L317:
	lw	$10,56($sp)
	lw	$3,48($sp)
	sltu	$2,$3,$10
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L320
	lw	$7,120($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L325
	sltu	$2,$19,$13
	.set	macro
	.set	reorder

$L311:
	lw	$4,32($sp)
	lw	$6,36($sp)
	subu	$2,$4,$20
	sltu	$4,$4,$2
	subu	$3,$6,$21
	subu	$3,$3,$4
	move	$16,$2
	.set	noreorder
	.set	nomacro
	bgtz	$3,$L228
	move	$17,$3
	.set	macro
	.set	reorder

	bne	$3,$0,$L227
	.set	noreorder
	.set	nomacro
	bgtu	$2,$0,$L324
	lw	$5,68($sp)
	.set	macro
	.set	reorder

$L227:
	subu	$2,$0,$16
	subu	$3,$0,$17
	sltu	$4,$0,$2
	subu	$3,$3,$4
	move	$16,$2
	.set	noreorder
	.set	nomacro
	j	$L228
	move	$17,$3
	.set	macro
	.set	reorder

	.end	ogg_read_seek
	.section	.text.ogg_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	ogg_packet
	.type	ogg_packet, @function
ogg_packet:
	.frame	$sp,64,$31		# vars= 8, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-64
	sw	$fp,56($sp)
	sw	$23,52($sp)
	sw	$19,36($sp)
	sw	$31,60($sp)
	sw	$22,48($sp)
	sw	$21,44($sp)
	sw	$20,40($sp)
	sw	$18,32($sp)
	sw	$17,28($sp)
	sw	$16,24($sp)
	lw	$22,12($4)
	move	$19,$4
	move	$23,$5
	move	$fp,$6
	sw	$7,76($sp)
$L387:
	lw	$2,12($22)
	sw	$2,16($sp)
	lw	$6,16($sp)
$L394:
	move	$4,$19
	bgez	$6,$L388
	addiu	$5,$sp,16

	jal	ogg_read_page
	nop

	bgez	$2,$L394
	lw	$6,16($sp)

	li	$3,-1			# 0xffffffffffffffff
$L344:
	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)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,64

$L388:
	sll	$3,$6,5
	sll	$2,$6,3
	addu	$2,$2,$3
	addu	$2,$2,$6
	lw	$4,0($22)
	sll	$2,$2,3
	addu	$16,$2,$4
	lw	$3,52($16)
	beq	$3,$0,$L389
	nop

$L346:
	lw	$17,64($16)
	lw	$5,16($16)
	lw	$6,60($16)
	move	$3,$17
	move	$18,$5
$L355:
	slt	$2,$3,$6
	beq	$2,$0,$L390
	addu	$4,$3,$16

	lbu	$2,68($4)
	addiu	$3,$3,1
	addu	$5,$5,$2
	slt	$2,$2,255
	sw	$3,64($16)
	beq	$2,$0,$L355
	sw	$5,16($16)

	lw	$2,16($sp)
	sw	$2,12($22)
	lw	$4,56($16)
	bltz	$4,$L391
	lw	$5,16($sp)

	bltz	$4,$L379
	nop

$L393:
	lw	$5,24($16)
	sltu	$2,$4,$5
	beq	$2,$0,$L364
	nop

	lw	$2,52($16)
	beq	$2,$0,$L367
	nop

	lw	$2,16($2)
	beq	$2,$0,$L367
	lw	$5,16($sp)

	jal	$2
	move	$4,$19

$L367:
	beq	$23,$0,$L370
	lw	$2,16($sp)

	sw	$2,0($23)
$L370:
	beq	$fp,$0,$L395
	lw	$2,76($sp)

	lw	$2,12($16)
	sw	$2,0($fp)
	lw	$2,76($sp)
$L395:
	beq	$2,$0,$L374
	move	$3,$2

	lw	$2,16($16)
	sw	$2,0($3)
$L374:
	lw	$2,12($16)
	lw	$3,16($16)
	lw	$5,24($16)
	addu	$2,$2,$3
	sw	$2,12($16)
	sw	$0,16($16)
$L364:
	lw	$4,60($16)
	lw	$3,64($16)
	addiu	$2,$5,1
	beq	$3,$4,$L392
	sw	$2,24($16)

$L348:
	move	$3,$0
	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)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,64

$L392:
	li	$2,-1			# 0xffffffffffffffff
	move	$3,$0
	j	$L344
	sw	$2,12($22)

$L390:
	bne	$3,$6,$L387
	li	$2,-1			# 0xffffffffffffffff

	j	$L387
	sw	$2,12($22)

$L389:
	lw	$2,56($16)
	bgez	$2,$L348
	lui	$2,%hi(vorbis_codec)

	lui	$3,%hi(ogg_codecs+4)
	lw	$21,0($16)
	lw	$20,8($16)
	addiu	$17,$2,%lo(vorbis_codec)
	j	$L350
	addiu	$18,$3,%lo(ogg_codecs+4)

$L351:
	lw	$17,0($18)
	beq	$17,$0,$L385
	addiu	$18,$18,4

$L350:
	lbu	$2,4($17)
	move	$6,$2
	slt	$2,$20,$2
	bne	$2,$0,$L351
	move	$4,$21

	jal	memcmp
	lw	$5,0($17)

	bne	$2,$0,$L351
	nop

	j	$L346
	sw	$17,52($16)

$L385:
	move	$3,$0
	sw	$0,56($16)
	j	$L344
	sw	$0,52($16)

$L379:
	j	$L364
	lw	$5,24($16)

$L391:
	lw	$3,52($16)
	lw	$2,12($3)
	jal	$2
	move	$4,$19

	bne	$2,$0,$L361
	li	$2,1			# 0x1

	lw	$4,24($16)
	sw	$4,56($16)
	sw	$17,64($16)
	sw	$18,16($16)
	sw	$2,8($22)
	lw	$4,56($16)
	bgez	$4,$L393
	nop

	j	$L364
	lw	$5,24($16)

$L361:
	lw	$2,12($16)
	lw	$3,16($16)
	lw	$4,56($16)
	addu	$2,$2,$3
	sw	$2,12($16)
	bgez	$4,$L393
	sw	$0,16($16)

	j	$L364
	lw	$5,24($16)

	.set	macro
	.set	reorder
	.end	ogg_packet
	.section	.text.ogg_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	ogg_read_packet
	.type	ogg_read_packet, @function
ogg_read_packet:
	.frame	$sp,64,$31		# vars= 16, regs= 7/0, args= 16, gp= 0
	.mask	0x803f0000,-8
	.fmask	0x00000000,0
	addiu	$sp,$sp,-64
	li	$2,-1			# 0xffffffffffffffff
	sw	$21,52($sp)
	sw	$20,48($sp)
	sw	$19,44($sp)
	sw	$18,40($sp)
	sw	$17,36($sp)
	sw	$31,56($sp)
	sw	$16,32($sp)
	sw	$2,16($sp)
	move	$20,$4
	move	$21,$5
	addiu	$19,$sp,20
	addiu	$18,$sp,24
	addiu	$17,$sp,16
$L431:
	move	$4,$20
$L436:
	move	$5,$17
	move	$6,$19
	.set	noreorder
	.set	nomacro
	jal	ogg_packet
	move	$7,$18
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bltz	$2,$L398
	lw	$16,16($sp)
	.set	macro
	.set	reorder

	sll	$2,$16,2
	.set	noreorder
	.set	nomacro
	bltz	$16,$L431
	addu	$2,$2,$20
	.set	macro
	.set	reorder

	lw	$2,100($2)
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L436
	move	$4,$20
	.set	macro
	.set	reorder

	lw	$2,12($20)
	lw	$5,24($sp)
	move	$4,$21
	.set	noreorder
	.set	nomacro
	jal	av_new_packet
	lw	$17,0($2)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bltz	$2,$L398
	sll	$3,$16,5
	.set	macro
	.set	reorder

	sll	$2,$16,3
	addu	$2,$2,$3
	addu	$2,$2,$16
	sll	$2,$2,3
	addu	$16,$17,$2
	lw	$2,16($sp)
	lw	$6,24($sp)
	sw	$2,24($21)
	lw	$4,0($16)
	lw	$3,20($sp)
	sltu	$5,$6,32
	addu	$8,$4,$3
	.set	noreorder
	.set	nomacro
	bne	$5,$0,$L403
	lw	$4,16($21)
	.set	macro
	.set	reorder

	andi	$2,$4,0x3
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L433
	andi	$2,$8,0x3
	.set	macro
	.set	reorder

$L403:
	.set	noreorder
	.set	nomacro
	jal	memcpy
	move	$5,$8
	.set	macro
	.set	reorder

$L411:
	lw	$6,40($16)
	li	$2,-1			# 0xffffffffffffffff
	.set	noreorder