c93.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 483 行

	.file	1 "c93.c"
	.section .mdebug.abi32
	.previous
	.section	.text.probe,"ax",@progbits
	.align	2
	.align	5
	.ent	probe
	.type	probe, @function
probe:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$4,4($4)
	li	$2,1			# 0x1
	lbu	$3,0($4)
	beq	$3,$2,$L11
	move	$6,$0

$L8:
	j	$31
	move	$2,$6

$L11:
	lbu	$2,1($4)
	bne	$2,$0,$L8
	nop

	lbu	$2,2($4)
	lbu	$3,4($4)
	addiu	$2,$2,1
	bne	$3,$2,$L8
	nop

	lbu	$2,6($4)
	lbu	$5,8($4)
	addu	$2,$3,$2
	bne	$5,$2,$L8
	nop

	lbu	$2,10($4)
	lbu	$3,12($4)
	addu	$2,$5,$2
	bne	$3,$2,$L8
	nop

	j	$L8
	li	$6,100			# 0x64

	.set	macro
	.set	reorder
	.end	probe
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"invalid palette size %u\012\000"
	.section	.text.read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	read_packet
	.type	read_packet, @function
read_packet:
	.frame	$sp,56,$31		# vars= 0, regs= 8/0, args= 24, gp= 0
	.mask	0x807f0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	sw	$22,48($sp)
	sw	$21,44($sp)
	sw	$19,36($sp)
	sw	$31,52($sp)
	sw	$20,40($sp)
	sw	$18,32($sp)
	sw	$17,28($sp)
	sw	$16,24($sp)
	lw	$18,12($4)
	move	$22,$4
	lw	$2,2188($18)
	move	$21,$5
	addiu	$19,$4,16
	bne	$2,$0,$L46
	lw	$16,2052($18)

$L13:
	sll	$2,$16,2
$L51:
	addu	$4,$18,$2
	addiu	$20,$4,4
	lw	$3,2184($18)
	lbu	$2,3($20)
	slt	$2,$3,$2
	beq	$2,$0,$L47
	nop

	beq	$3,$0,$L27
	nop

$L28:
	sll	$2,$3,2
	lhu	$6,0($20)
	addu	$2,$2,$18
	lw	$3,2056($2)
	sll	$6,$6,11
	addu	$6,$6,$3
	move	$7,$0
	move	$4,$19
	jal	url_fseek
	sw	$0,16($sp)

	jal	get_le16
	move	$4,$19

	addiu	$5,$2,769
	move	$4,$21
	jal	av_new_packet
	move	$16,$2

	bltz	$2,$L20
	move	$17,$2

	lw	$2,16($21)
	addiu	$3,$16,1
	sb	$0,0($2)
	lw	$5,16($21)
	sw	$3,20($21)
	addiu	$5,$5,1
	move	$4,$19
	jal	get_buffer
	move	$6,$16

	slt	$2,$2,$16
	beq	$2,$0,$L48
	li	$17,-5			# 0xfffffffffffffffb

$L31:
$L37:
	lw	$2,36($21)
	beq	$2,$0,$L20
	nop

	jal	$2
	move	$4,$21

$L20:
	move	$2,$17
	lw	$31,52($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)
	j	$31
	addiu	$sp,$sp,56

$L47:
	lw	$3,2052($18)
	slt	$2,$3,511
	beq	$2,$0,$L20
	li	$17,-5			# 0xfffffffffffffffb

	addiu	$20,$4,8
	lbu	$2,2($20)
	beq	$2,$0,$L20
	addiu	$2,$3,1

	sw	$2,2052($18)
	sw	$0,2184($18)
$L27:
	lhu	$2,0($20)
	move	$4,$19
	sll	$2,$2,11
	move	$6,$2
	move	$7,$0
	sw	$0,16($sp)
	jal	url_fseek
	move	$16,$0

	li	$17,128			# 0x80
$L29:
	jal	get_le32
	move	$4,$19

	addu	$3,$18,$16
	addiu	$16,$16,4
	bne	$16,$17,$L29
	sw	$2,2056($3)

	j	$L28
	lw	$3,2184($18)

$L46:
	lw	$2,2184($18)
	sw	$0,2188($18)
	addiu	$3,$2,1
	sw	$3,2184($18)
	jal	get_le16
	move	$4,$19

	move	$17,$2
	slt	$2,$2,43
	bne	$2,$0,$L51
	sll	$2,$16,2

	lw	$2,2192($18)
	beq	$2,$0,$L49
	move	$4,$22

$L16:
	li	$6,26			# 0x1a
	move	$7,$0
	jal	url_fskip
	move	$4,$19

	lw	$6,2192($18)
	addiu	$7,$17,-26
	move	$4,$22
	jal	voc_get_packet
	move	$5,$21

	blez	$2,$L13
	move	$17,$2

	lw	$2,28($21)
	li	$3,1			# 0x1
	ori	$2,$2,0x1
	sw	$2,28($21)
	sw	$3,24($21)
	move	$2,$17
	lw	$31,52($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)
	j	$31
	addiu	$sp,$sp,56

$L48:
	jal	get_le16
	move	$4,$19

	beq	$2,$0,$L33
	move	$7,$2

	li	$2,768			# 0x300
	beq	$7,$2,$L35
	lui	$6,%hi($LC0)

	move	$4,$22
	addiu	$6,$6,%lo($LC0)
	jal	av_log
	move	$5,$0

	j	$L37
	li	$17,-22			# 0xffffffffffffffea

$L35:
	lw	$5,16($21)
	move	$4,$19
	lbu	$2,0($5)
	li	$6,768			# 0x300
	ori	$2,$2,0x1
	sb	$2,0($5)
	lw	$3,16($21)
	lw	$5,20($21)
	jal	get_buffer
	addu	$5,$3,$5

	slt	$2,$2,768
	bne	$2,$0,$L37
	li	$17,-5			# 0xfffffffffffffffb

	lw	$2,20($21)
	addiu	$2,$2,768
	sw	$2,20($21)
$L33:
	sw	$0,24($21)
	lw	$3,2052($18)
	li	$2,1			# 0x1
	bne	$3,$0,$L39
	sw	$2,2188($18)

	lw	$2,2184($18)
	bne	$2,$0,$L39
	nop

	lw	$2,28($21)
	lw	$4,16($21)
	ori	$2,$2,0x1
	sw	$2,28($21)
	lbu	$3,0($4)
	move	$17,$0
	ori	$3,$3,0x2
	j	$L20
	sb	$3,0($4)

$L39:
	j	$L20
	move	$17,$0

$L49:
	jal	av_new_stream
	li	$5,1			# 0x1

	beq	$2,$0,$L50
	sw	$2,2192($18)

	lw	$3,8($2)
	li	$2,1			# 0x1
	j	$L16
	sw	$2,224($3)

$L50:
	j	$L20
	li	$17,-12			# 0xfffffffffffffff4

	.set	macro
	.set	reorder
	.end	read_packet
	.section	.rodata.str1.4
	.align	2
$LC1:
	.ascii	"too many frames in block\012\000"
	.section	.text.read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	read_header
	.type	read_header, @function
read_header:
	.frame	$sp,48,$31		# vars= 0, regs= 8/0, args= 16, gp= 0
	.mask	0x807f0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-48
	sw	$21,36($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	sw	$18,24($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	sw	$31,44($sp)
	sw	$22,40($sp)
	lw	$22,12($4)
	move	$21,$4
	addiu	$17,$4,16
	addiu	$16,$22,4
	move	$18,$0
	move	$19,$0
	j	$L53
	li	$20,512			# 0x200

$L65:
	beq	$18,$20,$L64
	move	$4,$21

$L53:
	jal	get_le16
	move	$4,$17

	sh	$2,0($16)
	jal	get_byte
	move	$4,$17

	sb	$2,2($16)
	jal	get_byte
	move	$4,$17

	andi	$2,$2,0x00ff
	sltu	$3,$2,33
	sb	$2,3($16)
	addiu	$18,$18,1
	addu	$19,$19,$2
	bne	$3,$0,$L65
	addiu	$16,$16,4

	lui	$6,%hi($LC1)
	move	$4,$21
	addiu	$6,$6,%lo($LC1)
	jal	av_log
	move	$5,$0

	li	$2,-22			# 0xffffffffffffffea
$L56:
	lw	$31,44($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)
	j	$31
	addiu	$sp,$sp,48

$L64:
	lw	$2,3816($21)
	ori	$2,$2,0x1
	sw	$2,3816($21)
	jal	av_new_stream
	move	$5,$0

	beq	$2,$0,$L66
	move	$7,$2

	lw	$6,8($2)
	li	$4,5			# 0x5
	sw	$4,400($6)
	li	$5,320			# 0x140
	li	$4,192			# 0xc0
	sw	$5,40($6)
	sw	$4,44($6)
	li	$5,6			# 0x6
	li	$4,2			# 0x2
	sw	$5,404($6)
	sw	$4,64($7)
	li	$5,25			# 0x19
	li	$4,106			# 0x6a
	sw	$5,68($7)
	sw	$4,228($6)
	sra	$3,$19,31
	move	$4,$0
	move	$5,$0
	sw	$19,96($7)
	sw	$3,100($7)
	sw	$4,88($7)
	sw	$5,92($7)
	sw	$0,2188($22)
	sw	$0,224($6)
	sw	$19,160($7)
	sw	$3,164($7)
	sw	$0,2052($22)
	sw	$0,2184($22)
	lw	$31,44($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
	j	$31
	addiu	$sp,$sp,48

$L66:
	j	$L56
	li	$2,-12			# 0xfffffffffffffff4

	.set	macro
	.set	reorder
	.end	read_header
	.globl	c93_demuxer
	.section	.rodata.str1.4
	.align	2
$LC2:
	.ascii	"c93\000"
	.align	2
$LC3:
	.ascii	"Interplay C93\000"
	.data
	.align	2
	.type	c93_demuxer, @object
	.size	c93_demuxer, 64
c93_demuxer:
	.word	$LC2
	.word	$LC3
	.word	2196
	.word	probe
	.word	read_header
	.word	read_packet
	.space	40
	.ident	"GCC: (GNU) 4.1.2"