sgidec.mid

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	.file	1 "sgidec.c"
	.section .mdebug.abi32
	.previous
	.section	.text.sgi_end,"ax",@progbits
	.align	2
	.align	5
	.ent	sgi_end
	.type	sgi_end, @function
sgi_end:
	.frame	$sp,24,$31		# vars= 0, regs= 1/0, args= 16, gp= 0
	.mask	0x80000000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	sw	$31,16($sp)
	lw	$5,136($4)
	lw	$2,0($5)
	beq	$2,$0,$L6
	lw	$31,16($sp)

	lw	$2,264($4)
	jal	$2
	nop

	lw	$31,16($sp)
$L6:
	move	$2,$0
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	sgi_end
	.section	.text.sgi_init,"ax",@progbits
	.align	2
	.align	5
	.ent	sgi_init
	.type	sgi_init, @function
sgi_init:
	.frame	$sp,32,$31		# vars= 0, regs= 3/0, args= 16, gp= 0
	.mask	0x80030000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	sw	$31,24($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	lw	$16,136($4)
	move	$17,$4
	jal	avcodec_get_frame_defaults
	move	$4,$16

	sw	$16,408($17)
	lw	$31,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$0
	j	$31
	addiu	$sp,$sp,32

	.set	macro
	.set	reorder
	.end	sgi_init
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"buf_size too small (%d)\012\000"
	.align	2
$LC1:
	.ascii	"bad magic number\012\000"
	.align	2
$LC2:
	.ascii	"wrong channel number\012\000"
	.align	2
$LC3:
	.ascii	"wrong dimension number\012\000"
	.align	2
$LC4:
	.ascii	"wrong picture format\012\000"
	.align	2
$LC5:
	.ascii	"get_buffer() failed.\012\000"
	.section	.text.decode_frame,"ax",@progbits
	.align	2
	.align	5
	.ent	decode_frame
	.type	decode_frame, @function
decode_frame:
	.frame	$sp,56,$31		# vars= 0, regs= 9/0, args= 16, gp= 0
	.mask	0x80ff0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	sw	$20,32($sp)
	lw	$20,72($sp)
	sw	$23,44($sp)
	sw	$22,40($sp)
	sw	$19,28($sp)
	sw	$17,20($sp)
	sw	$31,48($sp)
	sw	$21,36($sp)
	sw	$18,24($sp)
	sw	$16,16($sp)
	slt	$2,$20,512
	move	$19,$4
	move	$22,$5
	move	$23,$6
	move	$17,$7
	bne	$2,$0,$L88
	lw	$16,136($4)

	addiu	$3,$7,2
	lbu	$2,-2($3)
	lbu	$5,-1($3)
	sll	$2,$2,8
	or	$2,$2,$5
	li	$3,474			# 0x1da
	bne	$2,$3,$L89
	addiu	$3,$7,8

	lbu	$2,-2($3)
	lbu	$5,-1($3)
	sll	$2,$2,8
	or	$10,$2,$5
	addiu	$3,$7,6
	lbu	$9,-1($3)
	lbu	$21,2($7)
	lbu	$6,3($7)
	lbu	$7,-2($3)
	sw	$10,200($16)
	addiu	$3,$17,10
	lbu	$2,-2($3)
	lbu	$5,-1($3)
	sll	$2,$2,8
	or	$5,$2,$5
	sw	$5,204($16)
	addiu	$18,$17,12
	lbu	$2,-2($18)
	lbu	$3,-1($18)
	sll	$2,$2,8
	or	$8,$2,$3
	li	$2,1			# 0x1
	bne	$6,$2,$L90
	sw	$8,208($16)

	sll	$2,$7,8
	or	$2,$2,$9
	addiu	$2,$2,-2
	sltu	$2,$2,2
	beq	$2,$0,$L91
	nop

	beq	$8,$6,$L92
	li	$2,3			# 0x3

	beq	$8,$2,$L93
	li	$2,4			# 0x4

	bne	$8,$2,$L24
	li	$2,22			# 0x16

	sw	$2,52($4)
$L21:
	lw	$5,200($16)
	lw	$6,204($16)
	jal	avcodec_check_dimensions
	move	$4,$19

	beq	$2,$0,$L94
	nop

$L26:
	li	$20,-1			# 0xffffffffffffffff
$L12:
	move	$2,$20
	lw	$31,48($sp)
	lw	$23,44($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,56

$L94:
	lw	$5,200($16)
	lw	$6,204($16)
	jal	avcodec_set_dimensions
	move	$4,$19

	lw	$2,0($16)
	beq	$2,$0,$L28
	move	$4,$19

	lw	$2,264($19)
	jal	$2
	move	$5,$16

$L28:
	lw	$2,260($19)
	sw	$0,80($16)
	move	$4,$19
	jal	$2
	move	$5,$16

	bltz	$2,$L95
	li	$2,1			# 0x1

	lw	$3,16($16)
	lw	$5,204($16)
	lw	$13,0($16)
	mul	$4,$3,$5
	addu	$25,$4,$13
	sw	$2,48($16)
	sw	$3,212($16)
	addu	$7,$17,$20
	sw	$2,52($16)
	beq	$21,$0,$L32
	addiu	$12,$18,500

	lw	$8,208($16)
	sll	$2,$5,3
	mul	$2,$8,$2
	subu	$3,$7,$12
	sltu	$2,$3,$2
	bne	$2,$0,$L26
	nop

	beq	$8,$0,$L35
	addiu	$21,$18,-12

	move	$13,$12
	move	$24,$0
$L37:
	beq	$5,$0,$L58
	subu	$19,$7,$21

	addiu	$13,$13,4
	lbu	$2,-4($13)
	lbu	$3,-3($13)
	lbu	$5,-1($13)
	sll	$2,$2,24
	sll	$3,$3,16
	lbu	$4,-2($13)
	or	$2,$2,$3
	or	$2,$2,$5
	sll	$4,$4,8
	or	$4,$4,$2
	sltu	$2,$19,$4
	bne	$2,$0,$L26
	lw	$5,212($16)

	subu	$15,$25,$5
	move	$17,$0
	addu	$4,$21,$4
	addu	$18,$24,$15
	bltz	$5,$L96
	move	$2,$5

$L41:
	addu	$12,$2,$15
	move	$10,$18
	li	$14,255			# 0xff
$L87:
	addiu	$4,$4,1
	sltu	$2,$7,$4
	bne	$2,$0,$L47
	li	$3,-1			# 0xffffffffffffffff

$L99:
	lbu	$5,-1($4)
	andi	$3,$5,0x7f
	beq	$3,$0,$L97
	subu	$2,$10,$18

	mul	$6,$8,$3
	addu	$2,$6,$10
	sltu	$2,$2,$12
	beq	$2,$0,$L43
	sll	$2,$5,24

	sra	$2,$2,24
	bltz	$2,$L98
	addiu	$2,$3,-1

	addiu	$4,$4,1
	andi	$9,$2,0x00ff
	beq	$9,$14,$L87
	lbu	$5,-1($4)

	move	$3,$10
	move	$2,$9
	li	$6,255			# 0xff
$L55:
	addiu	$2,$2,-1
	andi	$2,$2,0x00ff
	sb	$5,0($3)
	bne	$2,$6,$L55
	addu	$3,$3,$8

	mul	$3,$9,$8
	addu	$2,$10,$8
	addiu	$4,$4,1
	addu	$10,$3,$2
	sltu	$2,$7,$4
	beq	$2,$0,$L99
	nop

$L43:
	li	$3,-1			# 0xffffffffffffffff
$L47:
	lw	$2,200($16)
	bne	$3,$2,$L26
	addiu	$17,$17,1

	lw	$5,204($16)
	sltu	$2,$17,$5
	beq	$2,$0,$L100
	nop

	addiu	$13,$13,4
	lbu	$2,-4($13)
	lbu	$3,-3($13)
	lbu	$5,-1($13)
	sll	$3,$3,16
	sll	$2,$2,24
	lbu	$4,-2($13)
	or	$2,$2,$3
	or	$2,$2,$5
	sll	$4,$4,8
	or	$4,$4,$2
	sltu	$3,$19,$4
	bne	$3,$0,$L26
	lw	$5,212($16)

	subu	$15,$15,$5
	lw	$8,208($16)
	addu	$4,$21,$4
	addu	$18,$24,$15
	bgez	$5,$L41
	move	$2,$5

$L96:
	j	$L41
	subu	$2,$0,$5

$L93:
	li	$2,2			# 0x2
	j	$L21
	sw	$2,52($4)

$L98:
	andi	$11,$2,0x00ff
	beq	$11,$14,$L87
	move	$6,$10

	move	$2,$11
	move	$5,$4
	li	$9,255			# 0xff
$L52:
	addiu	$5,$5,1
	addiu	$2,$2,-1
	lbu	$3,-1($5)
	andi	$2,$2,0x00ff
	sb	$3,0($6)
	bne	$2,$9,$L52
	addu	$6,$6,$8

	addu	$3,$11,$4
	mul	$4,$11,$8
	addu	$2,$10,$8
	addu	$10,$4,$2
	j	$L87
	addiu	$4,$3,1

$L97:
	div	$0,$2,$8
	teq	$8,$0,7
	j	$L47
	mflo	$3

$L32:
	lw	$10,200($16)
	lw	$8,208($16)
	mul	$9,$5,$10
	subu	$3,$7,$12
	mul	$2,$9,$8
	sltu	$2,$3,$2
	bne	$2,$0,$L26
	addiu	$11,$5,-1

	bltz	$11,$L101
	move	$6,$16

$L84:
	lw	$2,212($16)
	blez	$10,$L63
	move	$6,$10

	mul	$3,$2,$11
	addu	$4,$3,$13
	move	$3,$12
$L65:
	beq	$8,$0,$L66
	addiu	$7,$3,1

	move	$5,$0
$L68:
	lbu	$2,0($3)
	addiu	$5,$5,1
	sb	$2,0($4)
	lw	$8,208($16)
	addiu	$4,$4,1
	sltu	$2,$5,$8
	bne	$2,$0,$L68
	addu	$3,$3,$9

$L66:
	addiu	$6,$6,-1
	bne	$6,$0,$L65
	move	$3,$7

	addu	$12,$12,$10
$L63:
	addiu	$11,$11,-1
	bltz	$11,$L101
	move	$6,$16

	j	$L84
	lw	$10,200($16)

$L100:
	lw	$8,208($16)
$L58:
	addiu	$24,$24,1
	sltu	$2,$24,$8
	bne	$2,$0,$L37
	nop

$L35:
	move	$6,$16
$L101:
	move	$7,$22
	addiu	$8,$16,192
$L71:
	lw	$2,0($6)
	lw	$3,4($6)
	lw	$4,8($6)
	lw	$5,12($6)
	addiu	$6,$6,16
	sw	$2,0($7)
	sw	$3,4($7)
	sw	$4,8($7)
	sw	$5,12($7)
	bne	$6,$8,$L71
	addiu	$7,$7,16

	lw	$2,4($6)
	lw	$3,0($6)
	sw	$2,4($7)
	li	$2,32			# 0x20
	sw	$3,0($7)
	sw	$2,0($23)
	lw	$31,48($sp)
	move	$2,$20
	lw	$23,44($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,56

$L91:
	lui	$6,%hi($LC3)
	addiu	$6,$6,%lo($LC3)
	jal	av_log
	move	$5,$0

	j	$L12
	li	$20,-1			# 0xffffffffffffffff

$L89:
	lui	$6,%hi($LC1)
	addiu	$6,$6,%lo($LC1)
	jal	av_log
	move	$5,$0

	j	$L12
	li	$20,-1			# 0xffffffffffffffff

$L90:
	lui	$6,%hi($LC2)
	addiu	$6,$6,%lo($LC2)
	jal	av_log
	move	$5,$0

	j	$L12
	li	$20,-1			# 0xffffffffffffffff

$L24:
	lui	$6,%hi($LC4)
	addiu	$6,$6,%lo($LC4)
	jal	av_log
	move	$5,$0

	j	$L12
	li	$20,-1			# 0xffffffffffffffff

$L88:
	lui	$6,%hi($LC0)
	move	$7,$20
	addiu	$6,$6,%lo($LC0)
	jal	av_log
	move	$5,$0

	j	$L12
	li	$20,-1			# 0xffffffffffffffff

$L92:
	li	$2,11			# 0xb
	j	$L21
	sw	$2,52($4)

$L95:
	lui	$6,%hi($LC5)
	move	$4,$19
	addiu	$6,$6,%lo($LC5)
	jal	av_log
	move	$5,$0

	j	$L12
	li	$20,-1			# 0xffffffffffffffff

	.set	macro
	.set	reorder
	.end	decode_frame
	.globl	sgi_decoder
	.section	.rodata.str1.4
	.align	2
$LC6:
	.ascii	"sgi\000"
	.data
	.align	2
	.type	sgi_decoder, @object
	.size	sgi_decoder, 52
sgi_decoder:
	.word	$LC6
	.word	0
	.word	105
	.word	216
	.word	sgi_init
	.word	0
	.word	sgi_end
	.word	decode_frame
	.space	20
	.ident	"GCC: (GNU) 4.1.2"