vd_sgi.s

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」· S 代码 · 共 609 行

.file	1 "vd_sgi.c"
.section .mdebug.abi32
.previous
.section	.text.control,"ax",@progbits
.align	2
.align	5
.ent	control
.type	control, @function
control:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

li	$2,3			# 0x3
li	$3,-1			# 0xffffffffffffffff
beq	$5,$2,$L7
sw	$7,12($sp)

j	$31
move	$2,$3

$L7:
lw	$3,0($6)
li	$2,-1112014848			# 0xffffffffbdb80000
ori	$2,$2,0xade8
addu	$3,$3,$2
sltu	$3,$3,1
j	$31
move	$2,$3

.set	macro
.set	reorder
.end	control
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"Bad magic number in image.\012\000"
.align	2
$LC1:
.ascii	"Unsupported bytes per channel value %i.\012\000"
.align	2
$LC2:
.ascii	"Unsupported image dimension %i.\012\000"
.align	2
$LC3:
.ascii	"Unsupported image depth.\012\000"
.align	2
$LC4:
.ascii	"Config vo failed:\012\000"
.section	.text.decode,"ax",@progbits
.align	2
.align	5
.ent	decode
.type	decode, @function
decode:
.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	$18,32($sp)
sw	$17,28($sp)
sw	$31,56($sp)
sw	$23,52($sp)
sw	$22,48($sp)
sw	$21,44($sp)
sw	$20,40($sp)
sw	$19,36($sp)
sw	$16,24($sp)
move	$18,$4
move	$17,$5
blez	$6,$L95
lw	$16,344($4)

lhu	$2,0($5)
sll	$3,$2,8
srl	$2,$2,8
or	$2,$2,$3
sh	$2,0($16)
lbu	$4,2($5)
sll	$5,$2,16
sb	$4,2($16)
lbu	$3,3($17)
sra	$5,$5,16
sb	$3,3($16)
lhu	$2,4($17)
sll	$3,$2,8
srl	$2,$2,8
or	$2,$2,$3
sh	$2,4($16)
lhu	$3,6($17)
sll	$2,$3,8
srl	$3,$3,8
or	$3,$3,$2
sh	$3,6($16)
lhu	$2,8($17)
sll	$3,$2,8
srl	$2,$2,8
or	$2,$2,$3
sh	$2,8($16)
lhu	$3,10($17)
sll	$2,$3,8
srl	$3,$3,8
or	$3,$3,$2
andi	$3,$3,0xffff
li	$2,474			# 0x1da
bne	$5,$2,$L98
sh	$3,10($16)

lb	$7,3($16)
li	$2,1			# 0x1
bne	$7,$2,$L99
li	$4,13			# 0xd

lhu	$4,4($16)
addiu	$2,$4,-2
andi	$2,$2,0xffff
sltu	$2,$2,2
beq	$2,$0,$L100
li	$2,4			# 0x4

beq	$3,$2,$L101
li	$2,3			# 0x3

beq	$3,$2,$L109
lui	$10,%hi(last_x)

bne	$3,$7,$L102
lui	$6,%hi($LC3)

$L20:
lui	$10,%hi(last_x)
$L109:
lhu	$8,6($16)
lhu	$2,%lo(last_x)($10)
bne	$2,$8,$L23
lui	$9,%hi(last_y)

lhu	$3,8($16)
lhu	$2,%lo(last_y)($9)
beq	$3,$2,$L110
move	$4,$18

$L23:
lhu	$2,8($16)
li	$7,1111949312			# 0x42470000
move	$5,$8
move	$6,$2
ori	$7,$7,0x5218
move	$4,$18
sh	$8,%lo(last_x)($10)
jal	mpcodecs_config_vo
sh	$2,%lo(last_y)($9)

beq	$2,$0,$L104
lui	$6,%hi($LC4)

lhu	$8,6($16)
lhu	$3,8($16)
move	$4,$18
$L110:
move	$7,$8
li	$5,2			# 0x2
li	$6,16			# 0x10
jal	mpcodecs_get_image
sw	$3,16($sp)

beq	$2,$0,$L11
move	$19,$2

lb	$2,2($16)
beq	$2,$0,$L28
addiu	$5,$17,512

lhu	$3,10($16)
blez	$3,$L11
lhu	$4,8($16)

sll	$18,$4,2
addu	$2,$18,$17
addiu	$15,$3,-1
addiu	$24,$2,508
li	$3,-16777216			# 0xffffffffff000000
li	$2,16711680			# 0xff0000
ori	$22,$3,0xff00
ori	$23,$2,0xff
addiu	$25,$4,-1
$L31:
bltz	$25,$L32
nop

move	$11,$24
move	$12,$25
move	$14,$0
move	$20,$22
move	$21,$23
$L34:
lw	$2,0($11)
lw	$6,48($19)
srl	$3,$2,8
sll	$2,$2,8
and	$3,$3,$21
and	$2,$2,$20
or	$2,$2,$3
sll	$4,$2,16
srl	$2,$2,16
or	$2,$2,$4
mul	$4,$14,$6
lw	$3,32($19)
lhu	$5,10($16)
addu	$8,$4,$3
li	$3,1			# 0x1
beq	$5,$3,$L105
addu	$7,$17,$2

addu	$9,$15,$8
li	$10,255			# 0xff
$L97:
lbu	$2,0($7)
andi	$3,$2,0x7f
beq	$3,$0,$L37
sll	$2,$2,24

$L111:
sra	$2,$2,24
bltz	$2,$L106
addiu	$7,$7,1

addiu	$2,$3,-1
andi	$6,$2,0x00ff
lbu	$4,0($7)
beq	$6,$10,$L97
addiu	$7,$7,1

move	$3,$9
move	$2,$6
li	$5,255			# 0xff
$L55:
addiu	$2,$2,-1
andi	$2,$2,0x00ff
sb	$4,0($3)
bne	$2,$5,$L55
addiu	$3,$3,3

sll	$2,$6,1
addu	$2,$2,$6
addu	$2,$9,$2
addiu	$9,$2,3
lbu	$2,0($7)
andi	$3,$2,0x7f
bne	$3,$0,$L111
sll	$2,$2,24

$L37:
addiu	$12,$12,-1
li	$2,-1			# 0xffffffffffffffff
addiu	$14,$14,1
bne	$12,$2,$L34
addiu	$11,$11,-4

$L32:
addiu	$15,$15,-1
li	$2,-1			# 0xffffffffffffffff
bne	$15,$2,$L31
addu	$24,$24,$18

$L11:
move	$2,$19
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

$L106:
addiu	$2,$3,-1
andi	$6,$2,0x00ff
beq	$6,$10,$L97
move	$5,$9

move	$4,$7
move	$2,$6
li	$8,255			# 0xff
$L52:
lbu	$3,0($4)
addiu	$2,$2,-1
andi	$2,$2,0x00ff
sb	$3,0($5)
addiu	$4,$4,1
bne	$2,$8,$L52
addiu	$5,$5,3

sll	$2,$6,1
addu	$2,$2,$6
addu	$2,$9,$2
addu	$3,$6,$7
addiu	$7,$3,1
j	$L97
addiu	$9,$2,3

$L105:
li	$13,255			# 0xff
$L96:
lbu	$2,0($7)
andi	$3,$2,0x7f
beq	$3,$0,$L37
sll	$2,$2,24

sra	$2,$2,24
bltz	$2,$L108
addiu	$7,$7,1

addiu	$2,$3,-1
andi	$6,$2,0x00ff
lbu	$4,0($7)
beq	$6,$13,$L96
addiu	$7,$7,1

move	$3,$8
move	$2,$6
li	$5,255			# 0xff
$L45:
addiu	$2,$2,-1
andi	$2,$2,0x00ff
sb	$4,0($3)
sb	$4,1($3)
sb	$4,2($3)
bne	$2,$5,$L45
addiu	$3,$3,3

sll	$2,$6,1
addu	$2,$2,$6
addu	$2,$8,$2
j	$L96
addiu	$8,$2,3

$L108:
addiu	$2,$3,-1
andi	$9,$2,0x00ff
beq	$9,$13,$L96
move	$6,$8

move	$5,$7
move	$4,$9
li	$10,255			# 0xff
$L42:
lbu	$2,0($5)
addiu	$4,$4,-1
sb	$2,0($6)
lbu	$3,0($5)
andi	$4,$4,0x00ff
sb	$3,1($6)
lbu	$2,0($5)
addiu	$5,$5,1
sb	$2,2($6)
bne	$4,$10,$L42
addiu	$6,$6,3

sll	$2,$9,1
addu	$2,$2,$9
addu	$2,$8,$2
addu	$3,$7,$9
addiu	$7,$3,1
j	$L96
addiu	$8,$2,3

$L28:
lhu	$11,10($16)
lhu	$8,6($16)
blez	$11,$L11
lhu	$2,8($16)

mul	$16,$8,$2
addiu	$14,$2,-1
move	$10,$11
sll	$18,$8,1
$L58:
bltz	$14,$L59
move	$7,$5

move	$9,$14
li	$12,1			# 0x1
li	$13,-1			# 0xffffffffffffffff
addu	$17,$18,$8
$L61:
lw	$3,32($19)
blez	$8,$L62
lw	$2,48($19)

mul	$4,$2,$9
beq	$11,$12,$L64
addu	$2,$4,$3

addu	$4,$10,$2
move	$6,$0
$L66:
addu	$2,$6,$7
lbu	$3,0($2)
addiu	$6,$6,1
sb	$3,-1($4)
bne	$6,$8,$L66
addiu	$4,$4,3

$L62:
addiu	$9,$9,-1
bne	$9,$13,$L61
addu	$7,$7,$8

$L59:
addiu	$10,$10,-1
bne	$10,$0,$L58
addu	$5,$5,$16

move	$2,$19
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

$L101:
li	$2,3
j	$L20
sh	$2,10($16)

$L98:
lui	$6,%hi($LC0)
addiu	$6,$6,%lo($LC0)
li	$4,13			# 0xd
jal	mp_msg
li	$5,4			# 0x4

j	$L11
move	$19,$0

$L99:
lui	$6,%hi($LC1)
addiu	$6,$6,%lo($LC1)
jal	mp_msg
li	$5,4			# 0x4

j	$L11
move	$19,$0

$L100:
lui	$6,%hi($LC2)
move	$7,$4
addiu	$6,$6,%lo($LC2)
li	$4,13			# 0xd
jal	mp_msg
li	$5,4			# 0x4

j	$L11
move	$19,$0

$L104:
addiu	$6,$6,%lo($LC4)
li	$4,13			# 0xd
jal	mp_msg
li	$5,4			# 0x4

$L95:
j	$L11
move	$19,$0

$L102:
addiu	$6,$6,%lo($LC3)
li	$4,13			# 0xd
jal	mp_msg
li	$5,4			# 0x4

j	$L11
move	$19,$0

$L64:
move	$4,$2
addu	$2,$2,$17
addiu	$15,$2,-3
move	$6,$7
$L67:
lbu	$2,0($6)
sb	$2,0($4)
lbu	$3,0($6)
sb	$3,1($4)
lbu	$2,0($6)
addiu	$6,$6,1
beq	$15,$4,$L62
sb	$2,2($4)

j	$L67
addiu	$4,$4,3

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

j	uc_free
lw	$4,344($4)

.set	macro
.set	reorder
.end	uninit
.section	.text.init,"ax",@progbits
.align	2
.align	5
.ent	init
.type	init, @function
init:
.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
.mask	0x80010000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-24
sw	$16,16($sp)
li	$5,12			# 0xc
move	$16,$4
sw	$31,20($sp)
jal	uc_calloc
li	$4,1			# 0x1

sw	$2,344($16)
li	$3,-1
lui	$2,%hi(last_x)
sh	$3,%lo(last_x)($2)
lw	$31,20($sp)
lw	$16,16($sp)
li	$2,1			# 0x1
j	$31
addiu	$sp,$sp,24

.set	macro
.set	reorder
.end	init
.globl	mpcodecs_vd_sgi
.data
.align	2
.type	mpcodecs_vd_sgi, @object
.size	mpcodecs_vd_sgi, 20
mpcodecs_vd_sgi:
.word	info
.word	init
.word	uninit
.word	control
.word	decode
.align	1
.type	last_x, @object
.size	last_x, 2
last_x:
.half	-1
.align	1
.type	last_y, @object
.size	last_y, 2
last_y:
.half	-1
.section	.rodata.str1.4
.align	2
$LC5:
.ascii	"SGI Image decoder\000"
.align	2
$LC6:
.ascii	"sgi\000"
.align	2
$LC7:
.ascii	"Todd Kirby\000"
.subsection	-1
.align	2
$LC8:
.ascii	"\000"
.data
.align	2
.type	info, @object
.size	info, 20
info:
.word	$LC5
.word	$LC6
.word	$LC7
.word	$LC7
.word	$LC8
.ident	"GCC: (GNU) 4.1.2"