rtjpegn.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 4,600 行 · 第 1/5 页

$L162:
lh	$12,32($16)
lh	$9,96($16)
lh	$11,16($16)
subu	$2,$12,$9
mul	$2,$2,$21
lh	$14,48($16)
lh	$13,80($16)
lh	$10,112($16)
subu	$6,$13,$14
subu	$8,$11,$10
li	$7,-669			# 0xfffffffffffffd63
addiu	$2,$2,128
addu	$17,$12,$9
mul	$7,$6,$7
sra	$2,$2,8
addu	$6,$6,$8
subu	$19,$2,$17
sll	$3,$6,6
sll	$2,$6,2
addu	$15,$14,$13
or	$12,$11,$12
subu	$3,$3,$2
addu	$11,$11,$10
subu	$4,$11,$15
subu	$3,$3,$6
sll	$2,$8,2
sll	$5,$8,6
mul	$4,$4,$21
addu	$2,$2,$5
sll	$3,$3,3
addu	$3,$3,$6
addu	$2,$2,$8
lh	$18,64($16)
addiu	$7,$7,128
addiu	$3,$3,128
sll	$2,$2,2
sra	$3,$3,8
sra	$7,$7,8
addu	$2,$2,$8
addu	$15,$15,$11
or	$13,$13,$12
addu	$7,$3,$7
addiu	$4,$4,128
addiu	$2,$2,128
or	$14,$14,$18
subu	$24,$7,$15
sra	$4,$4,8
sra	$2,$2,8
or	$9,$9,$14
or	$10,$10,$13
subu	$2,$2,$3
subu	$11,$4,$24
or	$9,$9,$10
beq	$9,$0,$L214
addu	$12,$2,$11

lh	$2,0($16)
addiu	$20,$20,-1
subu	$3,$2,$18
addu	$2,$2,$18
subu	$5,$2,$17
subu	$4,$3,$19
addu	$2,$2,$17
addu	$3,$3,$19
subu	$6,$2,$15
subu	$7,$3,$24
subu	$8,$4,$11
subu	$9,$5,$12
addu	$2,$2,$15
addu	$3,$3,$24
addu	$4,$4,$11
addu	$5,$5,$12
sw	$2,0($25)
sw	$6,224($25)
sw	$3,32($25)
sw	$7,192($25)
sw	$4,64($25)
sw	$8,160($25)
sw	$5,128($25)
sw	$9,96($25)
addiu	$16,$16,2
bne	$20,$0,$L162
addiu	$25,$25,4

$L213:
move	$24,$23
move	$17,$sp
addiu	$19,$sp,224
j	$L167
li	$18,362			# 0x16a

$L215:
li	$5,235			# 0xeb
$L170:
subu	$2,$14,$11
addiu	$2,$2,4
sra	$4,$2,3
sll	$3,$4,16
sra	$3,$3,16
slt	$2,$3,236
bne	$2,$0,$L173
sb	$5,0($24)

$L216:
li	$4,235			# 0xeb
$L175:
addiu	$2,$13,4
addu	$2,$6,$2
sra	$5,$2,3
sll	$3,$5,16
sra	$3,$3,16
slt	$2,$3,236
bne	$2,$0,$L178
sb	$4,7($24)

$L217:
li	$4,235			# 0xeb
$L180:
subu	$2,$13,$6
addiu	$2,$2,4
sra	$6,$2,3
sll	$3,$6,16
sra	$3,$3,16
slt	$2,$3,236
bne	$2,$0,$L183
sb	$4,1($24)

$L218:
li	$6,235			# 0xeb
$L185:
addiu	$2,$9,4
addu	$2,$7,$2
sra	$4,$2,3
sll	$3,$4,16
sra	$3,$3,16
slt	$2,$3,236
bne	$2,$0,$L188
sb	$6,6($24)

$L219:
li	$4,235			# 0xeb
$L190:
subu	$2,$9,$7
addiu	$2,$2,4
sra	$7,$2,3
sll	$3,$7,16
sra	$3,$3,16
slt	$2,$3,236
bne	$2,$0,$L193
sb	$4,2($24)

$L220:
li	$7,235			# 0xeb
$L195:
addiu	$2,$10,4
addu	$2,$15,$2
sra	$4,$2,3
sll	$3,$4,16
sra	$3,$3,16
slt	$2,$3,236
bne	$2,$0,$L198
sb	$7,5($24)

$L221:
li	$4,235			# 0xeb
$L200:
subu	$2,$10,$15
addiu	$2,$2,4
sra	$15,$2,3
sll	$3,$15,16
sra	$3,$3,16
slt	$2,$3,236
bne	$2,$0,$L203
sb	$4,4($24)

$L222:
li	$2,235			# 0xeb
$L205:
sb	$2,3($24)
beq	$19,$17,$L210
addu	$24,$24,$22

$L223:
addiu	$17,$17,32
$L167:
lw	$5,12($17)
lw	$7,28($17)
lw	$11,20($17)
lw	$10,4($17)
subu	$6,$11,$5
subu	$9,$10,$7
addu	$8,$6,$9
lw	$14,24($17)
sll	$4,$8,2
lw	$12,8($17)
sll	$3,$8,6
li	$2,-669			# 0xfffffffffffffd63
lw	$13,0($17)
lw	$16,16($17)
addu	$11,$11,$5
addu	$10,$10,$7
mul	$6,$6,$2
subu	$3,$3,$4
addu	$15,$13,$16
subu	$5,$12,$14
subu	$7,$10,$11
sll	$4,$9,6
addu	$12,$12,$14
subu	$3,$3,$8
sll	$2,$9,2
addu	$2,$2,$4
addu	$14,$15,$12
mul	$5,$5,$18
mul	$7,$7,$18
sll	$3,$3,3
addu	$11,$11,$10
addu	$3,$3,$8
addu	$2,$2,$9
addiu	$4,$14,4
addiu	$3,$3,128
addiu	$6,$6,128
sll	$2,$2,2
addu	$4,$11,$4
sra	$3,$3,8
addu	$2,$2,$9
sra	$6,$6,8
sra	$4,$4,3
addu	$6,$3,$6
addiu	$5,$5,128
addiu	$7,$7,128
addiu	$2,$2,128
sll	$8,$4,16
sra	$5,$5,8
subu	$6,$6,$11
sra	$7,$7,8
sra	$2,$2,8
sra	$8,$8,16
subu	$13,$13,$16
subu	$2,$2,$3
subu	$5,$5,$12
subu	$7,$7,$6
slt	$3,$8,236
subu	$10,$15,$12
subu	$9,$13,$5
addu	$15,$2,$7
beq	$3,$0,$L215
addu	$13,$13,$5

slt	$2,$8,16
beq	$2,$0,$L170
andi	$5,$4,0x00ff

subu	$2,$14,$11
addiu	$2,$2,4
sra	$4,$2,3
sll	$3,$4,16
sra	$3,$3,16
li	$5,16			# 0x10
slt	$2,$3,236
beq	$2,$0,$L216
sb	$5,0($24)

$L173:
slt	$2,$3,16
beq	$2,$0,$L175
andi	$4,$4,0x00ff

addiu	$2,$13,4
addu	$2,$6,$2
sra	$5,$2,3
sll	$3,$5,16
sra	$3,$3,16
li	$4,16			# 0x10
slt	$2,$3,236
beq	$2,$0,$L217
sb	$4,7($24)

$L178:
slt	$2,$3,16
beq	$2,$0,$L180
andi	$4,$5,0x00ff

subu	$2,$13,$6
addiu	$2,$2,4
sra	$6,$2,3
sll	$3,$6,16
sra	$3,$3,16
li	$4,16			# 0x10
slt	$2,$3,236
beq	$2,$0,$L218
sb	$4,1($24)

$L183:
slt	$2,$3,16
beq	$2,$0,$L185
andi	$6,$6,0x00ff

addiu	$2,$9,4
addu	$2,$7,$2
sra	$4,$2,3
sll	$3,$4,16
sra	$3,$3,16
li	$6,16			# 0x10
slt	$2,$3,236
beq	$2,$0,$L219
sb	$6,6($24)

$L188:
slt	$2,$3,16
beq	$2,$0,$L190
andi	$4,$4,0x00ff

subu	$2,$9,$7
addiu	$2,$2,4
sra	$7,$2,3
sll	$3,$7,16
sra	$3,$3,16
li	$4,16			# 0x10
slt	$2,$3,236
beq	$2,$0,$L220
sb	$4,2($24)

$L193:
slt	$2,$3,16
beq	$2,$0,$L195
andi	$7,$7,0x00ff

addiu	$2,$10,4
addu	$2,$15,$2
sra	$4,$2,3
sll	$3,$4,16
sra	$3,$3,16
li	$7,16			# 0x10
slt	$2,$3,236
beq	$2,$0,$L221
sb	$7,5($24)

$L198:
slt	$2,$3,16
beq	$2,$0,$L200
andi	$4,$4,0x00ff

subu	$2,$10,$15
addiu	$2,$2,4
sra	$15,$2,3
sll	$3,$15,16
sra	$3,$3,16
li	$4,16			# 0x10
slt	$2,$3,236
beq	$2,$0,$L222
sb	$4,4($24)

$L203:
slt	$2,$3,16
beq	$2,$0,$L205
andi	$2,$15,0x00ff

li	$2,16			# 0x10
sb	$2,3($24)
bne	$19,$17,$L223
addu	$24,$24,$22

$L210:
lw	$23,284($sp)
lw	$22,280($sp)
lw	$21,276($sp)
lw	$20,272($sp)
lw	$19,268($sp)
lw	$18,264($sp)
lw	$17,260($sp)
lw	$16,256($sp)
j	$31
addiu	$sp,$sp,288

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

lui	$2,%hi(RTjpeg_alldata)
addiu	$2,$2,%lo(RTjpeg_alldata)
addiu	$2,$2,32
srl	$2,$2,5
sll	$2,$2,5
lui	$3,%hi(RTjpeg_lqt)
addiu	$5,$2,128
lui	$4,%hi(RTjpeg_cqt)
addiu	$6,$2,384
addiu	$7,$2,640
sw	$5,%lo(RTjpeg_lqt)($3)
lui	$3,%hi(RTjpeg_liqt)
addiu	$8,$2,896
sw	$6,%lo(RTjpeg_cqt)($4)
sw	$7,%lo(RTjpeg_liqt)($3)
lui	$4,%hi(RTjpeg_ciqt)
lui	$3,%hi(RTjpeg_block)
sw	$8,%lo(RTjpeg_ciqt)($4)
j	$31
sw	$2,%lo(RTjpeg_block)($3)

.set	macro
.set	reorder
.end	RTjpeg_init_data
.section	.text.RTjpeg_decompressYUV422,"ax",@progbits
.align	2
.align	5
.globl	RTjpeg_decompressYUV422
.ent	RTjpeg_decompressYUV422
.type	RTjpeg_decompressYUV422, @function
RTjpeg_decompressYUV422:
.frame	$sp,80,$31		# vars= 24, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-80
sw	$16,40($sp)
sw	$31,76($sp)
sw	$fp,72($sp)
sw	$23,68($sp)
sw	$22,64($sp)
sw	$21,60($sp)
sw	$20,56($sp)
sw	$19,52($sp)
sw	$18,48($sp)
sw	$17,44($sp)
lui	$2,%hi(RTjpeg_height)
lw	$2,%lo(RTjpeg_height)($2)
sw	$5,84($sp)
sw	$2,16($sp)
lui	$2,%hi(RTjpeg_Ysize)
lw	$5,%lo(RTjpeg_Ysize)($2)
lw	$2,16($sp)
lui	$3,%hi(RTjpeg_Csize)
move	$16,$4
beq	$2,$0,$L247
lw	$4,%lo(RTjpeg_Csize)($3)

lw	$3,84($sp)
lui	$2,%hi(RTjpeg_width)
addu	$23,$5,$3
lui	$3,%hi(RTjpeg_cb8)
lw	$18,%lo(RTjpeg_width)($2)
lbu	$3,%lo(RTjpeg_cb8)($3)
lui	$2,%hi(RTjpeg_block)
lw	$17,%lo(RTjpeg_block)($2)
lui	$2,%hi(RTjpeg_ciqt)
lw	$2,%lo(RTjpeg_ciqt)($2)
sw	$3,32($sp)
lui	$3,%hi(RTjpeg_lb8)
lbu	$3,%lo(RTjpeg_lb8)($3)
sw	$2,28($sp)
lui	$2,%hi(RTjpeg_liqt)
sw	$3,36($sp)
lw	$fp,%lo(RTjpeg_liqt)($2)
sll	$3,$18,2
sll	$2,$18,3
addu	$22,$23,$4
sw	$2,24($sp)
sw	$3,20($sp)
$L229:
blez	$18,$L252
lw	$2,16($sp)

lw	$20,84($sp)
move	$19,$0
j	$L231
move	$21,$0

$L248:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L256
move	$5,$16

$L249:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L254
lw	$6,32($sp)

$L250:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L255
lw	$6,32($sp)

$L251:
addiu	$19,$19,16
slt	$2,$19,$18
addiu	$16,$16,1
beq	$2,$0,$L244
addiu	$20,$20,16

$L230:
addiu	$21,$21,8
$L231:
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L248
lw	$6,36($sp)

move	$5,$16
move	$4,$17
jal	RTjpeg_s2b
move	$7,$fp

addu	$16,$2,$16
move	$4,$20
move	$5,$17
jal	RTjpeg_idct
move	$6,$18

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L249
lw	$6,36($sp)

move	$5,$16
$L256:
move	$4,$17
jal	RTjpeg_s2b
move	$7,$fp

addu	$16,$16,$2
addiu	$4,$20,8
move	$5,$17
jal	RTjpeg_idct
move	$6,$18

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L250
lw	$6,32($sp)

$L254:
lw	$7,28($sp)
move	$5,$16
jal	RTjpeg_s2b
move	$4,$17

addu	$16,$16,$2
addu	$4,$21,$23
move	$5,$17
jal	RTjpeg_idct
sra	$6,$18,1

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L251
lw	$6,32($sp)

$L255:
lw	$7,28($sp)
move	$5,$16
jal	RTjpeg_s2b
move	$4,$17

addiu	$19,$19,16
addu	$4,$22,$21
move	$5,$17
sra	$6,$18,1
jal	RTjpeg_idct
addu	$16,$16,$2

slt	$2,$19,$18
bne	$2,$0,$L230
addiu	$20,$20,16

$L244:
lw	$2,16($sp)
$L252:
addiu	$2,$2,-8
beq	$2,$0,$L247
sw	$2,16($sp)

lw	$3,84($sp)
lw	$2,24($sp)
addu	$3,$3,$2
sw	$3,84($sp)
lw	$3,20($sp)
addu	$23,$23,$3
j	$L229
addu	$22,$22,$3

$L247:
lw	$31,76($sp)
lw	$fp,72($sp)
lw	$23,68($sp)
lw	$22,64($sp)
lw	$21,60($sp)
lw	$20,56($sp)
lw	$19,52($sp)
lw	$18,48($sp)
lw	$17,44($sp)
lw	$16,40($sp)
j	$31
addiu	$sp,$sp,80

.set	macro
.set	reorder
.end	RTjpeg_decompressYUV422
.section	.text.RTjpeg_decompressYUV420,"ax",@progbits
.align	2
.align	5
.globl	RTjpeg_decompressYUV420
.ent	RTjpeg_decompressYUV420
.type	RTjpeg_decompressYUV420, @function
RTjpeg_decompressYUV420:
.frame	$sp,80,$31		# vars= 24, regs= 10/0, args= 16, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-80
sw	$16,40($sp)
sw	$31,76($sp)
sw	$fp,72($sp)
sw	$23,68($sp)
sw	$22,64($sp)
sw	$21,60($sp)
sw	$20,56($sp)
sw	$19,52($sp)
sw	$18,48($sp)
sw	$17,44($sp)
lui	$2,%hi(RTjpeg_height)
lw	$3,%lo(RTjpeg_height)($2)
lui	$2,%hi(RTjpeg_width)
sra	$3,$3,1
sw	$3,16($sp)
lw	$18,%lo(RTjpeg_width)($2)
lui	$2,%hi(RTjpeg_Csize)
move	$16,$4
lw	$4,%lo(RTjpeg_Csize)($2)
lw	$2,16($sp)
lui	$3,%hi(RTjpeg_Ysize)
sw	$5,84($sp)
beq	$2,$0,$L283
lw	$3,%lo(RTjpeg_Ysize)($3)

addu	$3,$5,$3
sw	$3,20($sp)
lui	$3,%hi(RTjpeg_cb8)
lbu	$3,%lo(RTjpeg_cb8)($3)
lui	$2,%hi(RTjpeg_block)
lw	$17,%lo(RTjpeg_block)($2)
sw	$3,32($sp)
lui	$2,%hi(RTjpeg_ciqt)
lui	$3,%hi(RTjpeg_lb8)
lw	$2,%lo(RTjpeg_ciqt)($2)
lbu	$23,%lo(RTjpeg_lb8)($3)
sll	$3,$18,3
addu	$3,$3,$5
sw	$2,28($sp)
sw	$3,24($sp)
lui	$2,%hi(RTjpeg_liqt)
lw	$3,20($sp)
sra	$4,$4,1
lw	$22,%lo(RTjpeg_liqt)($2)
addu	$fp,$3,$4
$L260:
blez	$18,$L291
lw	$4,16($sp)

lw	$21,24($sp)
lw	$20,84($sp)
j	$L261
move	$19,$0

$L285:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L292
move	$5,$16

$L286:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L293
move	$5,$16

$L287:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L294
move	$5,$16

$L288:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L295
lw	$6,32($sp)

$L289:
addiu	$16,$16,1
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
bne	$3,$2,$L296
lw	$6,32($sp)

$L290:
addiu	$19,$19,8
sll	$2,$19,1
slt	$2,$2,$18
addiu	$16,$16,1
addiu	$21,$21,16
beq	$2,$0,$L280
addiu	$20,$20,16

$L261:
lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L285
move	$5,$16

move	$4,$17
move	$6,$23
jal	RTjpeg_s2b
move	$7,$22

addu	$16,$2,$16
move	$4,$20
move	$5,$17
jal	RTjpeg_idct
move	$6,$18

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L286
move	$5,$16

$L292:
move	$4,$17
move	$6,$23
jal	RTjpeg_s2b
move	$7,$22

addu	$16,$16,$2
addiu	$4,$20,8
move	$5,$17
jal	RTjpeg_idct
move	$6,$18

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L287
move	$5,$16

$L293:
move	$4,$17
move	$6,$23
jal	RTjpeg_s2b
move	$7,$22

addu	$16,$16,$2
move	$4,$21
move	$5,$17
jal	RTjpeg_idct
move	$6,$18

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L288
move	$5,$16

$L294:
move	$4,$17
move	$6,$23
jal	RTjpeg_s2b
move	$7,$22

addu	$16,$16,$2
addiu	$4,$21,8
move	$5,$17
jal	RTjpeg_idct
move	$6,$18

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L289
lw	$6,32($sp)

$L295:
lw	$7,28($sp)
move	$5,$16
jal	RTjpeg_s2b
move	$4,$17

lw	$3,20($sp)
addu	$16,$16,$2
addu	$4,$19,$3
move	$5,$17
jal	RTjpeg_idct
sra	$6,$18,1

lb	$3,0($16)
li	$2,-1			# 0xffffffffffffffff
beq	$3,$2,$L290
lw	$6,32($sp)

$L296:
lw	$7,28($sp)
move	$5,$16
jal	RTjpeg_s2b
move	$4,$17

addu	$4,$19,$fp
move	$5,$17
sra	$6,$18,1
addiu	$19,$19,8
jal	RTjpeg_idct
addu	$16,$16,$2

sll	$2,$19,1
slt	$2,$2,$18
addiu	$21,$21,16
bne	$2,$0,$L261
addiu	$20,$20,16

$L280:
lw	$4,16($sp)
$L291:
addiu	$4,$4,-8
beq	$4,$0,$L283
sw	$4,16($sp)

lw	$4,24($sp)
sll	$2,$18,4
addu	$4,$4,$2
sw	$4,24($sp)
lw	$4,84($sp)
sll	$3,$18,2
addu	$4,$4,$2
lw	$2,20($sp)
addu	$fp,$fp,$3
addu	$2,$2,$3
sw	$4,84($sp)
j	$L260
sw	$2,20($sp)

$L283:
lw	$31,76($sp)
lw	$fp,72($sp)
lw	$23,68($sp)
lw	$22,64($sp)
lw	$21,60($sp)
lw	$20,56($sp)
lw	$19,52($sp)
lw	$18,48($sp)
lw	$17,44($sp)
lw	$16,40($sp)
j	$31
addiu	$sp,$sp,80

.set	macro
.set	reorder
.end	RTjpeg_decompressYUV420
.section	.text.RTjpeg_decompress8,"ax",@progbits
.align	2
.align	5
.globl	RTjpeg_decompress8
.ent	RTjpeg_decompress8
.type	RTjpeg_decompress8, @function
RTjpeg_decompress8:
.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	$20,40($sp)
sw	$16,24($sp)
sw	$31,60($sp)
sw	$fp,56($sp)
sw	$23,52($sp)
sw	$22,48($sp)
sw	$21,44($sp)
sw	$19,36($sp)
sw	$18,32($sp)
sw	$17,28($sp)
lui	$2,%hi(RTjpeg_height)
lw	$2,%lo(RTjpeg_height)($2)
move	$16,$4
sw	$2,16($sp)
blez	$2,$L308
move	$20,$5

lui	$2,%hi(RTjpeg_width)
lw	$18,%lo(RTjpeg_width)($2)
lui	$3,%hi(RTjpeg_block)
lui	$2,%hi(RTjpeg_lb8)
lw	$19,%lo(RTjpeg_block)($3)
lui	$3,%hi(RTjpeg_liqt)
lbu	$22,%lo(RTjpeg_lb8)($2)
lw	$21,%lo(RTjpeg_liqt)($3)
sll	$2,$18,3
sw	$2,20($sp)
move	$fp,$0