layer3.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 4,881 行 · 第 1/5 页

lw	$16,368($sp)
srl	$17,$17,28
sll	$16,$16,4
sw	$16,696($sp)
lw	$16,352($sp)
lw	$18,304($sp)
lw	$19,296($sp)
sw	$17,684($sp)
lw	$17,364($sp)
sll	$16,$16,4
sw	$16,712($sp)
sll	$18,$18,4
srl	$19,$19,28
srl	$17,$17,28
li	$16,11665408			# 0xb20000
sw	$18,672($sp)
sw	$19,676($sp)
lw	$18,324($sp)
lw	$19,320($sp)
sw	$17,700($sp)
ori	$16,$16,0xaa3e
lw	$17,348($sp)
#APP
mult	$20,$16
#NO_APP
mfhi	$20
mflo	$16
sll	$18,$18,4
srl	$19,$19,28
srl	$17,$17,28
sll	$20,$20,4
sw	$18,688($sp)
sw	$19,692($sp)
lw	$18,360($sp)
lw	$19,356($sp)
sw	$17,716($sp)
sw	$16,288($sp)
sw	$20,520($sp)
srl	$17,$16,28
lw	$16,252($sp)
#APP
mult	$16,$14
#NO_APP
mfhi	$20
sll	$18,$18,4
srl	$19,$19,28
sll	$20,$20,4
sw	$18,704($sp)
sw	$19,708($sp)
lw	$18,344($sp)
lw	$19,340($sp)
sw	$20,528($sp)
mflo	$14
#APP
mult	$22,$13
#NO_APP
mfhi	$20
sll	$18,$18,4
srl	$19,$19,28
sll	$20,$20,4
sw	$18,720($sp)
sw	$19,724($sp)
sw	$17,524($sp)
mflo	$13
sw	$20,532($sp)
#APP
mult	$24,$12
#NO_APP
mfhi	$20
lw	$16,248($sp)
sll	$20,$20,4
sw	$20,536($sp)
mflo	$12
#APP
mult	$16,$10
#NO_APP
mfhi	$20
mflo	$10
sll	$20,$20,4
#APP
mult	$23,$9
#NO_APP
sw	$20,540($sp)
mfhi	$20
mflo	$9
sll	$20,$20,4
#APP
mult	$21,$8
#NO_APP
sw	$20,544($sp)
mfhi	$20
mflo	$8
sll	$20,$20,4
#APP
mult	$25,$6
#NO_APP
sw	$20,548($sp)
mfhi	$20
lw	$16,444($sp)
sll	$20,$20,4
sw	$20,552($sp)
mflo	$6
#APP
mult	$16,$5
#NO_APP
mfhi	$20
li	$17,197853184			# 0xbcb0000
sll	$20,$20,4
lw	$16,448($sp)
sw	$20,556($sp)
mflo	$5
ori	$17,$17,0xe352
#APP
mult	$16,$17
#NO_APP
mfhi	$20
li	$17,212926464			# 0xcb10000
sll	$20,$20,4
lw	$16,452($sp)
sw	$20,560($sp)
mflo	$21
ori	$17,$17,0x9346
#APP
mult	$16,$17
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
li	$17,226361344			# 0xd7e0000
lw	$16,456($sp)
sw	$21,564($sp)
sw	$20,568($sp)
ori	$17,$17,0x8807
mflo	$21
#APP
mult	$16,$17
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
li	$15,238092288			# 0xe310000
lw	$16,460($sp)
ori	$15,$15,0x3245
sw	$21,572($sp)
sw	$20,576($sp)
mflo	$21
#APP
mult	$16,$15
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
li	$11,247988224			# 0xec80000
lw	$16,464($sp)
ori	$11,$11,0x35e8
sw	$21,580($sp)
sw	$20,584($sp)
mflo	$21
#APP
mult	$16,$11
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
li	$7,255983616			# 0xf420000
lw	$16,468($sp)
ori	$7,$7,0x6cb5
sw	$21,588($sp)
sw	$20,592($sp)
mflo	$21
#APP
mult	$16,$7
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
li	$4,262012928			# 0xf9e0000
lw	$16,472($sp)
ori	$4,$4,0xe890
sw	$21,596($sp)
sw	$20,600($sp)
mflo	$21
#APP
mult	$16,$4
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
li	$3,266076160			# 0xfdc0000
lw	$16,476($sp)
ori	$3,$3,0xf549
sw	$21,604($sp)
sw	$20,608($sp)
mflo	$21
#APP
mult	$16,$3
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
li	$2,268173312			# 0xffc0000
lw	$16,480($sp)
ori	$2,$2,0x19fd
sw	$21,612($sp)
sw	$20,616($sp)
mflo	$21
#APP
mult	$16,$2
#NO_APP
mfhi	$20
srl	$21,$21,28
sll	$20,$20,4
sw	$21,620($sp)
mflo	$23
sw	$20,624($sp)
lw	$16,484($sp)
#APP
mult	$16,$2
#NO_APP
mfhi	$20
lw	$16,488($sp)
sll	$20,$20,4
sw	$20,628($sp)
mflo	$2
#APP
mult	$16,$3
#NO_APP
mfhi	$20
lw	$16,492($sp)
sll	$20,$20,4
sw	$20,632($sp)
mflo	$3
#APP
mult	$16,$4
#NO_APP
mfhi	$20
lw	$16,496($sp)
sll	$20,$20,4
sw	$20,636($sp)
mflo	$4
#APP
mult	$16,$7
#NO_APP
lw	$16,500($sp)
mfhi	$20
mflo	$7
#APP
mult	$16,$11
#NO_APP
lw	$16,504($sp)
mfhi	$25
mflo	$11
#APP
mult	$16,$15
#NO_APP
lw	$16,508($sp)
mfhi	$24
mflo	$15
#APP
mult	$16,$17
#NO_APP
mflo	$16
mfhi	$22
srl	$17,$16,28
sw	$17,644($sp)
li	$17,212926464			# 0xcb10000
sw	$16,284($sp)
ori	$17,$17,0x9346
lw	$16,512($sp)
#APP
mult	$16,$17
#NO_APP
mflo	$16
li	$17,197853184			# 0xbcb0000
sw	$16,300($sp)
srl	$18,$16,28
mfhi	$21
lw	$16,516($sp)
ori	$17,$17,0xe352
#APP
mult	$16,$17
#NO_APP
mflo	$16
sw	$18,648($sp)
srl	$18,$16,28
lw	$19,520($sp)
lw	$17,524($sp)
sw	$18,652($sp)
lw	$18,528($sp)
srl	$14,$14,28
sw	$16,312($sp)
or	$14,$18,$14
or	$16,$19,$17
lw	$18,540($sp)
lw	$17,536($sp)
lw	$19,532($sp)
srl	$12,$12,28
srl	$10,$10,28
or	$12,$17,$12
or	$10,$18,$10
lw	$17,548($sp)
lw	$18,552($sp)
srl	$13,$13,28
or	$13,$19,$13
srl	$8,$8,28
lw	$19,544($sp)
srl	$6,$6,28
or	$8,$17,$8
or	$6,$18,$6
lw	$17,560($sp)
lw	$18,564($sp)
srl	$9,$9,28
or	$9,$19,$9
lw	$19,556($sp)
or	$17,$17,$18
srl	$5,$5,28
sw	$17,36($fp)
or	$5,$19,$5
lw	$17,572($sp)
lw	$19,568($sp)
sll	$20,$20,4
or	$19,$19,$17
sw	$20,640($sp)
sw	$19,40($fp)
lw	$19,580($sp)
lw	$18,576($sp)
lw	$17,584($sp)
or	$18,$18,$19
sw	$18,44($fp)
lw	$18,588($sp)
lw	$19,592($sp)
or	$17,$17,$18
sw	$17,48($fp)
lw	$17,596($sp)
lw	$18,600($sp)
or	$19,$19,$17
sw	$19,52($fp)
lw	$19,604($sp)
lw	$17,608($sp)
or	$18,$18,$19
sw	$18,56($fp)
lw	$18,612($sp)
lw	$19,616($sp)
or	$17,$17,$18
sw	$17,60($fp)
lw	$17,620($sp)
srl	$2,$2,28
or	$19,$19,$17
sw	$19,64($fp)
lw	$19,628($sp)
lw	$18,624($sp)
or	$2,$19,$2
sw	$2,72($fp)
lw	$2,632($sp)
srl	$3,$3,28
or	$3,$2,$3
srl	$23,$23,28
mfhi	$20
lw	$17,640($sp)
lw	$19,648($sp)
lw	$2,652($sp)
or	$23,$18,$23
sw	$3,76($fp)
lw	$18,644($sp)
lw	$3,636($sp)
srl	$15,$15,28
srl	$4,$4,28
srl	$7,$7,28
sll	$24,$24,4
sll	$22,$22,4
sll	$21,$21,4
sll	$20,$20,4
or	$22,$22,$18
or	$21,$21,$19
lw	$18,668($sp)
lw	$19,672($sp)
or	$20,$20,$2
or	$4,$3,$4
lw	$2,676($sp)
lw	$3,656($sp)
or	$7,$17,$7
or	$24,$24,$15
lw	$17,664($sp)
lw	$15,660($sp)
srl	$11,$11,28
sll	$25,$25,4
or	$25,$25,$11
or	$11,$3,$15
lw	$3,680($sp)
or	$15,$17,$18
or	$17,$19,$2
lw	$19,684($sp)
lw	$2,688($sp)
or	$18,$3,$19
lw	$3,692($sp)
or	$19,$2,$3
lw	$3,700($sp)
lw	$2,696($sp)
or	$2,$2,$3
sw	$2,128($fp)
lw	$3,708($sp)
lw	$2,704($sp)
sw	$16,0($fp)
or	$2,$2,$3
sw	$2,132($fp)
lw	$3,716($sp)
lw	$2,712($sp)
sw	$14,4($fp)
or	$2,$2,$3
sw	$2,136($fp)
lw	$3,724($sp)
lw	$2,720($sp)
sw	$13,8($fp)
or	$2,$2,$3
sw	$2,140($fp)
sw	$12,12($fp)
sw	$10,16($fp)
sw	$9,20($fp)
sw	$8,24($fp)
sw	$6,28($fp)
sw	$5,32($fp)
sw	$23,68($fp)
sw	$4,80($fp)
sw	$7,84($fp)
sw	$25,88($fp)
sw	$24,92($fp)
sw	$22,96($fp)
sw	$21,100($fp)
sw	$20,104($fp)
sw	$11,108($fp)
sw	$15,112($fp)
sw	$17,116($fp)
sw	$18,120($fp)
sw	$19,124($fp)
lw	$31,996($sp)
lw	$fp,992($sp)
lw	$23,988($sp)
lw	$22,984($sp)
lw	$21,980($sp)
lw	$20,976($sp)
lw	$19,972($sp)
lw	$18,968($sp)
lw	$17,964($sp)
lw	$16,960($sp)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,1000
.set	macro
.set	reorder

$L6:
li	$12,163381248			# 0x9bd0000
move	$2,$19
ori	$12,$12,0x7ca0
#APP
mult	$2,$12
#NO_APP
mfhi	$2
li	$11,102694912			# 0x61f0000
sw	$2,956($sp)
mflo	$2
ori	$11,$11,0x78aa
sw	$2,952($sp)
lw	$2,512($sp)
#APP
mult	$2,$11
#NO_APP
mfhi	$2
li	$10,34996224			# 0x2160000
sw	$2,276($sp)
mflo	$2
ori	$10,$10,0xa2a2
sw	$2,264($sp)
lw	$2,508($sp)
#APP
mult	$2,$10
#NO_APP
mfhi	$2
li	$3,11665408			# 0xb20000
sw	$2,336($sp)
ori	$3,$3,0xaa3e
mflo	$2
#APP
mult	$20,$3
#NO_APP
mflo	$3
li	$4,58064896			# 0x3760000
sw	$3,256($sp)
sw	$2,332($sp)
ori	$4,$4,0x8962
mfhi	$2
#APP
mult	$22,$4
#NO_APP
mfhi	$3
sll	$2,$2,4
sll	$3,$3,4
li	$14,80674816			# 0x4cf0000
li	$15,123928576			# 0x7630000
mflo	$4
sw	$2,728($sp)
sw	$3,740($sp)
ori	$14,$14,0xb0e2
ori	$15,$15,0x5284
#APP
mult	$24,$14
#NO_APP
mfhi	$2
mflo	$14
#APP
mult	$23,$15
#NO_APP
mfhi	$3
sll	$2,$2,4
sll	$3,$3,4
li	$8,144179200			# 0x8980000
li	$9,181338112			# 0xacf0000
sw	$4,260($sp)
srl	$6,$4,28
sw	$2,748($sp)
lw	$4,444($sp)
sw	$3,756($sp)
mflo	$15
ori	$8,$8,0xc779
ori	$9,$9,0x37ad
#APP
mult	$21,$8
#NO_APP
mfhi	$2
mflo	$8
#APP
mult	$4,$9
#NO_APP
mfhi	$3
lw	$5,256($sp)
sw	$6,744($sp)
sll	$2,$2,4
sll	$3,$3,4
li	$6,197853184			# 0xbcb0000
li	$7,226361344			# 0xd7e0000
lw	$4,456($sp)
sw	$2,760($sp)
sw	$3,768($sp)
mflo	$9
lw	$3,448($sp)
ori	$6,$6,0xe352
ori	$7,$7,0x8807
#APP
mult	$3,$6
#NO_APP
mfhi	$2
mflo	$6
#APP
mult	$4,$7
#NO_APP
mfhi	$3
srl	$5,$5,28
sw	$5,732($sp)
sll	$2,$2,4
sll	$3,$3,4
li	$4,238092288			# 0xe310000
li	$5,255983616			# 0xf420000
lw	$16,468($sp)
sw	$2,772($sp)
sw	$3,780($sp)
mflo	$7
lw	$3,460($sp)
ori	$4,$4,0x3245
ori	$5,$5,0x6cb5
#APP
mult	$3,$4
#NO_APP
mfhi	$2
mflo	$4
#APP
mult	$16,$5
#NO_APP
mfhi	$3
sll	$2,$2,4
sll	$3,$3,4
sw	$2,784($sp)
sw	$3,792($sp)
li	$2,262012928			# 0xf9e0000
li	$3,268173312			# 0xffc0000
lw	$16,472($sp)
lw	$17,956($sp)
mflo	$5
ori	$2,$2,0xe890
ori	$3,$3,0x19fd
#APP
mult	$16,$2
#NO_APP
lw	$16,480($sp)
mfhi	$20
mflo	$2
#APP
mult	$16,$3
#NO_APP
mfhi	$21
sll	$20,$20,4
sll	$21,$21,4
sll	$17,$17,4
sw	$20,796($sp)
sw	$21,804($sp)
sw	$17,816($sp)
lw	$16,264($sp)
mflo	$3
srl	$16,$16,28
sw	$16,828($sp)
lw	$16,252($sp)
#APP
mult	$16,$10
#NO_APP
mfhi	$20
lw	$16,248($sp)
sll	$20,$20,4
sw	$20,736($sp)
mflo	$10
#APP
mult	$16,$11
#NO_APP
mfhi	$20
lw	$17,336($sp)
sll	$20,$20,4
sw	$20,752($sp)
sll	$17,$17,4
mflo	$11
#APP
mult	$25,$12
#NO_APP
mfhi	$20
sw	$17,832($sp)
li	$17,212926464			# 0xcb10000
lw	$16,452($sp)
mflo	$12
sll	$20,$20,4
ori	$17,$17,0x9346
#APP
mult	$16,$17
#NO_APP
li	$17,247988224			# 0xec80000
sw	$20,764($sp)
lw	$16,464($sp)
ori	$17,$17,0x35e8
mfhi	$21
mflo	$20
#APP
mult	$16,$17
#NO_APP
mfhi	$22
sll	$21,$21,4
sll	$22,$22,4
li	$13,266076160			# 0xfdc0000
sw	$21,776($sp)
sw	$22,788($sp)
lw	$16,476($sp)
ori	$13,$13,0xf549
lw	$18,952($sp)
mflo	$21
#APP
mult	$16,$13
#NO_APP
lw	$16,508($sp)
mfhi	$23
mflo	$22
#APP
mult	$16,$13
#NO_APP
lw	$16,512($sp)
mfhi	$25
mflo	$13
#APP
mult	$16,$17
#NO_APP
mflo	$16
srl	$18,$18,28
srl	$17,$16,28
sw	$18,820($sp)
lw	$19,276($sp)
lw	$18,332($sp)
sw	$17,808($sp)
li	$17,212926464			# 0xcb10000
sw	$16,272($sp)
mfhi	$24
lw	$16,516($sp)
ori	$17,$17,0x9346
#APP
mult	$16,$17
#NO_APP
mflo	$16
sll	$19,$19,4
srl	$18,$18,28
lw	$17,736($sp)
sw	$19,824($sp)
sw	$18,836($sp)
lw	$19,728($sp)
sw	$16,268($sp)
srl	$18,$16,28
lw	$16,732($sp)
srl	$10,$10,28
sw	$18,812($sp)
or	$10,$17,$10
or	$18,$19,$16
lw	$17,744($sp)
lw	$16,740($sp)
srl	$14,$14,28
or	$19,$16,$17
lw	$16,748($sp)
srl	$15,$15,28
or	$14,$16,$14
lw	$16,756($sp)
lw	$17,752($sp)
or	$15,$16,$15
lw	$16,764($sp)
srl	$12,$12,28
or	$12,$16,$12
srl	$11,$11,28
lw	$16,772($sp)
or	$11,$17,$11
srl	$6,$6,28
lw	$17,760($sp)
or	$6,$16,$6
srl	$8,$8,28
lw	$16,780($sp)
or	$8,$17,$8
srl	$7,$7,28
lw	$17,768($sp)
or	$7,$16,$7
srl	$9,$9,28
lw	$16,788($sp)
or	$9,$17,$9
srl	$21,$21,28
lw	$17,776($sp)
or	$21,$16,$21
srl	$20,$20,28
lw	$16,796($sp)
or	$20,$17,$20
srl	$2,$2,28
lw	$17,784($sp)
or	$2,$16,$2
sll	$23,$23,4
srl	$4,$4,28
sw	$23,800($sp)
or	$4,$17,$4
lw	$17,792($sp)
sw	$2,60($fp)
lw	$2,804($sp)
srl	$3,$3,28
or	$3,$2,$3
srl	$5,$5,28
sw	$3,68($fp)
or	$5,$17,$5
lw	$3,808($sp)
lw	$17,800($sp)
srl	$13,$13,28
srl	$22,$22,28
sll	$25,$25,4
sll	$24,$24,4
mfhi	$23
lw	$16,816($sp)
lw	$2,824($sp)
or	$22,$17,$22
or	$25,$25,$13
lw	$17,820($sp)
lw	$13,812($sp)
or	$24,$24,$3
lw	$3,828($sp)
sll	$23,$23,4
or	$23,$23,$13
or	$13,$16,$17
or	$16,$2,$3
lw	$2,832($sp)
lw	$3,836($sp)
sw	$18,0($fp)
or	$17,$2,$3
sw	$19,8($fp)
sw	$20,40($fp)
sw	$21,52($fp)
sw	$22,64($fp)
sw	$23,104($fp)
sw	$16,112($fp)
sw	$17,116($fp)
sw	$10,4($fp)
sw	$14,12($fp)
sw	$11,16($fp)
sw	$15,20($fp)
sw	$8,24($fp)
sw	$12,28($fp)
sw	$9,32($fp)
sw	$6,36($fp)
sw	$7,44($fp)
sw	$4,48($fp)
sw	$5,56($fp)
sw	$25,96($fp)
sw	$24,100($fp)
sw	$13,108($fp)
sw	$0,140($fp)
sw	$0,120($fp)
sw	$0,124($fp)
sw	$0,128($fp)
sw	$0,132($fp)
sw	$0,136($fp)
lw	$31,996($sp)
lw	$fp,992($sp)
lw	$23,988($sp)
lw	$22,984($sp)
lw	$21,980($sp)
lw	$20,976($sp)
lw	$19,972($sp)
lw	$18,968($sp)
lw	$17,964($sp)
lw	$16,960($sp)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,1000
.set	macro
.set	reorder

$L10:
li	$6,34996224			# 0x2160000
li	$5,102694912			# 0x61f0000
li	$4,163381248			# 0x9bd0000
lw	$9,512($sp)
lw	$11,500($sp)
ori	$6,$6,0xa2a2
ori	$5,$5,0x78aa
ori	$4,$4,0x7ca0
#APP
mult	$9,$4
#NO_APP
mfhi	$2
mflo	$8
#APP
mult	$11,$5
#NO_APP
lw	$11,488($sp)
mfhi	$9
mflo	$20
#APP
mult	$11,$6
#NO_APP
mfhi	$11
li	$13,262012928			# 0xf9e0000
sw	$11,956($sp)
mflo	$11
ori	$23,$13,0xe890
sll	$2,$2,4
li	$13,181338112			# 0xacf0000
sw	$11,952($sp)
sw	$2,908($sp)
lw	$11,516($sp)
ori	$13,$13,0x37ad
#APP
mult	$11,$13
#NO_APP
mfhi	$2
li	$12,268173312			# 0xffc0000
ori	$22,$12,0x19fd
srl	$8,$8,28
sll	$2,$2,4
li	$12,144179200			# 0x8980000
li	$11,123928576			# 0x7630000
lw	$16,504($sp)
sw	$8,912($sp)
sw	$2,904($sp)
lw	$8,508($sp)
mflo	$13
ori	$12,$12,0xc779
ori	$11,$11,0x5284
#APP
mult	$8,$12
#NO_APP
mfhi	$2
mflo	$12
#APP
mult	$16,$11
#NO_APP
mfhi	$8
sll	$9,$9,4
sw	$9,924($sp)
sll	$2,$2,4
sll	$8,$8,4
li	$9,80674816			# 0x4cf0000
lw	$16,496($sp)
sw	$2,916($sp)
sw	$8,920($sp)
mflo	$11
srl	$20,$20,28
ori	$9,$9,0xb0e2
li	$8,58064896			# 0x3760000
#APP
mult	$16,$9
#NO_APP
mfhi	$2
lw	$16,492($sp)
sw	$20,928($sp)
ori	$8,$8,0x8962
mflo	$9
#APP
mult	$16,$8
#NO_APP
mfhi	$20
sll	$2,$2,4
sw	$2,932($sp)
sll	$20,$20,4
li	$2,11665408			# 0xb20000
lw	$16,484($sp)
sw	$20,936($sp)
mflo	$8
ori	$2,$2,0xaa3e
#APP
mult	$16,$2
#NO_APP
mfhi	$20
mflo	$2
sll	$20,$20,4
#APP
mult	$21,$6
#NO_APP
sw	$20,948($sp)
mfhi	$20
mflo	$6
sll	$20,$20,4
#APP
mult	$25,$5
#NO_APP
sw	$20,840($sp)
mfhi	$20
lw	$16,444($sp)
sll	$20,$20,4
sw	$20,844($sp)
mflo	$5
#APP
mult	$16,$4
#NO_APP
mfhi	$20
li	$10,212926464			# 0xcb10000
sll	$20,$20,4
lw	$16,448($sp)
ori	$10,$10,0x9346
sw	$20,848($sp)
mflo	$4
#APP
mult	$16,$10
#NO_APP
mfhi	$20
li	$7,247988224			# 0xec80000
sll	$20,$20,4
lw	$16,452($sp)
ori	$7,$7,0x35e8
lw	$17,956($sp)
lw	$18,952($sp)
sw	$20,852($sp)
mflo	$21
#APP
mult	$16,$7
#NO_APP
mfhi	$20
sll	$17,$17,4
srl	$18,$18,28
srl	$21,$21,28
sll	$20,$20,4
li	$3,266076160			# 0xfdc0000
ori	$3,$3,0xf549
sw	$17,940($sp)
sw	$18,944($sp)
sw	$21,856($sp)
sw	$20,860($sp)
mflo	$21
lw	$16,456($sp)
#APP
mult	$16,$3
#NO_APP
mfhi	$20
srl	$21,$21,28