mm.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 502 行

	.file	1 "mm.c"
	.section .mdebug.abi32
	.previous
	.section	.text.mm_probe,"ax",@progbits
	.align	2
	.align	5
	.ent	mm_probe
	.type	mm_probe, @function
mm_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)
	lbu	$2,1($4)
	lbu	$3,0($4)
	sll	$2,$2,8
	or	$2,$2,$3
	bne	$2,$0,$L6
	move	$6,$0

	lbu	$2,5($4)
	lbu	$3,4($4)
	lbu	$5,2($4)
	sll	$3,$3,16
	sll	$2,$2,24
	lbu	$4,3($4)
	or	$2,$2,$3
	or	$2,$2,$5
	sll	$4,$4,8
	or	$4,$4,$2
	li	$3,22			# 0x16
	beq	$4,$3,$L4
	nop

	li	$2,24			# 0x18
	beq	$4,$2,$L4
	nop

$L6:
	j	$31
	move	$2,$6

$L4:
	li	$6,50			# 0x32
	j	$31
	move	$2,$6

	.set	macro
	.set	reorder
	.end	mm_probe
	.section	.text.mm_read_close,"ax",@progbits
	.align	2
	.align	5
	.ent	mm_read_close
	.type	mm_read_close, @function
mm_read_close:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	move	$2,$0

	.set	macro
	.set	reorder
	.end	mm_read_close
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"mm: unknown chunk type 0x%x\012\000"
	.section	.text.mm_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	mm_read_packet
	.type	mm_read_packet, @function
mm_read_packet:
	.frame	$sp,448,$31		# vars= 392, regs= 8/0, args= 24, gp= 0
	.mask	0x807f0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-448
	sw	$22,440($sp)
	sw	$20,432($sp)
	sw	$17,420($sp)
	sw	$31,444($sp)
	sw	$21,436($sp)
	sw	$19,428($sp)
	sw	$18,424($sp)
	sw	$16,416($sp)
	lw	$19,12($4)
	move	$20,$5
	addiu	$17,$4,16
	addiu	$22,$sp,24
$L36:
	move	$4,$17
$L38:
	move	$5,$22
	jal	get_buffer
	li	$6,6			# 0x6

	li	$3,6			# 0x6
	bne	$2,$3,$L13
	lbu	$2,25($sp)

	lbu	$4,24($sp)
	sll	$2,$2,8
	or	$7,$2,$4
	lbu	$3,27($sp)
	lbu	$4,26($sp)
	addiu	$5,$7,-5
	sll	$3,$3,8
	sltu	$2,$5,45
	beq	$2,$0,$L15
	or	$16,$3,$4

	lui	$3,%hi($L19)
	sll	$2,$5,2
	addiu	$3,$3,%lo($L19)
	addu	$2,$2,$3
	lw	$4,0($2)
	j	$4
	nop

	.rdata
	.align	2
	.align	2
$L19:
	.word	$L16
	.word	$L15
	.word	$L15
	.word	$L16
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L16
	.word	$L16
	.word	$L16
	.word	$L16
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L17
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L15
	.word	$L18
	.section	.text.mm_read_packet
$L15:
	lui	$6,%hi($LC0)
	addiu	$6,$6,%lo($LC0)
	move	$4,$0
	jal	av_log
	li	$5,1			# 0x1

	move	$6,$16
	move	$7,$0
	move	$4,$17
	li	$2,1			# 0x1
	jal	url_fseek
	sw	$2,16($sp)

	j	$L38
	move	$4,$17

$L16:
	addiu	$18,$16,6
	move	$4,$20
	jal	av_new_packet
	move	$5,$18

	beq	$2,$0,$L37
	nop

$L23:
	li	$4,-12			# 0xfffffffffffffff4
	lw	$31,444($sp)
	lw	$22,440($sp)
	lw	$21,436($sp)
	lw	$20,432($sp)
	lw	$19,428($sp)
	lw	$18,424($sp)
	lw	$17,420($sp)
	lw	$16,416($sp)
	move	$2,$4
	j	$31
	addiu	$sp,$sp,448

$L17:
	move	$4,$17
	move	$5,$20
	jal	av_get_packet
	move	$6,$16

	bltz	$2,$L23
	li	$2,1			# 0x1

	sw	$2,24($20)
	sw	$16,20($20)
	lw	$3,1028($19)
	move	$4,$0
	addiu	$2,$3,1
	sw	$2,1028($19)
	sw	$0,4($20)
	sw	$3,0($20)
$L26:
	lw	$31,444($sp)
	lw	$22,440($sp)
	lw	$21,436($sp)
	lw	$20,432($sp)
	lw	$19,428($sp)
	lw	$18,424($sp)
	lw	$17,420($sp)
	lw	$16,416($sp)
	move	$2,$4
	j	$31
	addiu	$sp,$sp,448

$L18:
	li	$6,4			# 0x4
	move	$7,$0
	move	$4,$17
	li	$18,1			# 0x1
	addiu	$21,$sp,30
	jal	url_fseek
	sw	$18,16($sp)

	move	$4,$17
	move	$5,$21
	jal	get_buffer
	li	$6,384			# 0x180

	li	$3,384			# 0x180
	bne	$2,$3,$L13
	move	$7,$0

	addiu	$6,$16,-388
	move	$4,$17
	jal	url_fseek
	sw	$18,16($sp)

	move	$8,$21
	move	$7,$19
	addiu	$9,$sp,414
$L21:
	lbu	$2,0($8)
	lbu	$3,1($8)
	lbu	$4,2($8)
	sll	$5,$2,18
	sll	$6,$3,10
	sll	$2,$2,16
	or	$2,$4,$2
	or	$5,$5,$6
	sll	$4,$4,2
	sll	$3,$3,8
	or	$3,$3,$2
	or	$5,$5,$4
	addiu	$8,$8,3
	sw	$3,4($7)
	sw	$5,516($7)
	bne	$8,$9,$L21
	addiu	$7,$7,4

	li	$2,1			# 0x1
	j	$L36
	sw	$2,0($19)

$L13:
	li	$4,-5			# 0xfffffffffffffffb
	lw	$31,444($sp)
	lw	$22,440($sp)
	lw	$21,436($sp)
	lw	$20,432($sp)
	lw	$19,428($sp)
	lw	$18,424($sp)
	lw	$17,420($sp)
	lw	$16,416($sp)
	move	$2,$4
	j	$31
	addiu	$sp,$sp,448

$L37:
	lw	$4,16($20)
	move	$5,$22
	jal	memcpy
	li	$6,6			# 0x6

	lw	$5,16($20)
	move	$4,$17
	addiu	$5,$5,6
	jal	get_buffer
	move	$6,$16

	bne	$16,$2,$L13
	move	$4,$0

	sw	$18,20($20)
	sw	$0,24($20)
	lw	$3,1032($19)
	addiu	$2,$3,1
	sw	$2,1032($19)
	sw	$0,4($20)
	j	$L26
	sw	$3,0($20)

	.set	macro
	.set	reorder
	.end	mm_read_packet
	.section	.text.mm_read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	mm_read_header
	.type	mm_read_header, @function
mm_read_header:
	.frame	$sp,64,$31		# vars= 0, regs= 9/0, args= 24, gp= 0
	.mask	0x80ff0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-64
	sw	$17,28($sp)
	addiu	$17,$4,16
	sw	$31,56($sp)
	sw	$21,44($sp)
	sw	$20,40($sp)
	sw	$18,32($sp)
	sw	$16,24($sp)
	sw	$23,52($sp)
	sw	$22,48($sp)
	sw	$19,36($sp)
	move	$18,$4
	move	$4,$17
	jal	get_le16
	lw	$19,12($18)

	move	$4,$17
	jal	get_le32
	move	$16,$2

	move	$20,$2
	li	$21,1			# 0x1
	move	$4,$17
	beq	$16,$0,$L49
	li	$2,-22			# 0xffffffffffffffea

$L42:
	lw	$31,56($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)
	j	$31
	addiu	$sp,$sp,64

$L49:
	jal	get_le16
	nop

	jal	get_le16
	move	$4,$17

	move	$4,$17
	jal	get_le16
	move	$16,$2

	jal	get_le16
	move	$4,$17

	move	$4,$17
	jal	get_le16
	move	$23,$2

	addiu	$6,$20,-10
	move	$7,$0
	move	$4,$17
	move	$22,$2
	jal	url_fseek
	sw	$21,16($sp)

	move	$4,$18
	jal	av_new_stream
	move	$5,$0

	move	$4,$2
	move	$7,$16
	li	$6,1			# 0x1
	beq	$2,$0,$L43
	li	$5,64			# 0x40

	lw	$2,8($2)
	li	$3,83			# 0x53
	sw	$3,228($2)
	sw	$23,40($2)
	sw	$22,44($2)
	sw	$19,584($2)
	sw	$0,224($2)
	jal	av_set_pts_info
	sw	$0,232($2)

	li	$2,24			# 0x18
	move	$4,$18
	beq	$20,$2,$L50
	move	$5,$0

	move	$2,$0
$L51:
	sw	$0,1032($19)
	sw	$0,0($19)
	j	$L42
	sw	$0,1028($19)

$L43:
	j	$L42
	li	$2,-12			# 0xfffffffffffffff4

$L50:
	jal	av_new_stream
	nop

	move	$4,$2
	li	$5,64			# 0x40
	li	$6,1			# 0x1
	beq	$2,$0,$L43
	li	$7,8000			# 0x1f40

	lw	$8,8($2)
	li	$2,65536			# 0x10000
	li	$3,8000			# 0x1f40
	ori	$2,$2,0x5
	sw	$3,64($8)
	sw	$2,228($8)
	sw	$21,68($8)
	sw	$21,224($8)
	jal	av_set_pts_info
	sw	$0,232($8)

	j	$L51
	move	$2,$0

	.set	macro
	.set	reorder
	.end	mm_read_header
	.globl	mm_demuxer
	.section	.rodata.str1.4
	.align	2
$LC1:
	.ascii	"mm\000"
	.align	2
$LC2:
	.ascii	"American Laser Games MM format\000"
	.data
	.align	2
	.type	mm_demuxer, @object
	.size	mm_demuxer, 64
mm_demuxer:
	.word	$LC1
	.word	$LC2
	.word	1036
	.word	mm_probe
	.word	mm_read_header
	.word	mm_read_packet
	.word	mm_read_close
	.space	36
	.ident	"GCC: (GNU) 4.1.2"