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SOLUTION.ASM
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SOLUTION.ASM
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! inicijalizacija simulacije
dc x.1, x.9996
dc x.0, x.9998
onkp false, x.1, x.1
onkp false, x.1, x.1
onkp true, x.1, x.1
ondma x.1, x.1
ondma x.1, x.1
ondma x.1, x.1
ondma x.1, x.1
kpreg 1.1, r0, x.1
kpreg 1.1, r1, x.2
kpreg 1.1, r2, x.3
kpreg 1.1, r3, x.4
kpreg 1.1, r4, x.5
kpreg 1.1, r5, x.6
kpreg 1.1, r6, x.7
kpreg 1.1, r7, x.8
kpreg 2.1, r0, x.9
kpreg 2.1, r1, x.a
kpreg 2.1, r2, x.b
kpreg 2.1, r3, x.c
kpreg 2.1, r4, x.d
kpreg 2.1, r5, x.e
kpreg 2.1, r6, x.f
kpreg 2.1, r7, x.10
reg pc, x.4000
reg ivtp, x.4000
reg sp, x.9000
! kraj inicijalizacije
! ###############################################################################
! Deo A3 - pocetak
Deo_A:
org x.4000 ! glavni program
ldimm x.0300, r0
mvrir r0, ivtp ! IVTP <= 0300h
ldimm x.0500, r0 ! inicijalizacija IV tabele
stmem x.0303, r0 ! ul.3: KP1.1
ldimm x.1000, r0
stmem x.0304, r0 ! ul.4: KP1.2
ldimm x.1500, r0
stmem x.0301, r0 ! ul.1: KP2.1
ldimm x.2000, r0
stmem x.0300, r0 ! ul.0: DMA1.1
ldimm x.2500, r0
stmem x.0302, r0 ! ul.2: DMA1.2
ldimm x.3000, r0
stmem x.0305, r0 ! ul.5: DMA1.4
ldimm x.0003, r0 ! inicijalizacija KP1.1
stmem x.f102, r0 ! KP1.1 - Entry registar
ldimm x.0001, r0 ! inicijalizacija KP2.1
stmem x.f202, r0 ! KP2.1 - Entry registar
ldimm x.0009, r1 ! cnt1 (r1)
ldimm x.5000, r2 ! ptr1 (r2)
clr r3 ! sem1 (r3)
ldimm x.0009, r4 ! cnt2 (r4)
ldimm x.6000, r5 ! ptr2 (r5)
clr r6 ! sem2 (r6)
ldimm x.000f, r0 ! inicijalizacija KP1.1 i KP2.1
stmem x.f100, r0 ! KP1.1 - Control registar
stmem x.f200, r0 ! KP2.1 - Control registar
ldimm x.0001, r9
waitA1: cmp r3, r9 ! cekanje na sem1 (r3)
bneq waitA1
waitA2: cmp r6, r9 ! cekanje na sem2 (r6)
bneq waitA2
jmp Deo_B
! Deo A3 - kraj
! ###############################################################################
! Deo B3 - pocetak
Deo_B:
ldimm x.5000, r1 ! niz A
ldimm x.6000, r2 ! niz B
ldimm x.0009, r3 ! cnt
clr ra ! pok A
clr rb ! pok B
loopB: dec r3
beql skipB
add rb, r2, r3
dec rb ! rb <= &B[i]
ldrid [rb]x.0000, r4 ! r4 <= B[i]
ldimm x.0001, r5
and r4, r4, r5 ! r4 = B[i] % 2
bneq loopB ! if (B[i] % 2 != 0) { continue; }
add ra, r1, r3
dec ra ! r1 <= &A[i]
push ra
jsr processElem ! else { processElem(i); }
pop ra
jmp loopB
skipB:
ldmem x.5000, r1 ! cuvanje A[0] na MEM[9999h]
stmem x.9999, r1
ldimm x.0008, r0 ! inicijalizacija DMA1.4
stmem x.f0c4, r0 ! DMA1.4 - Count registar
ldimm x.5000, r0
stmem x.f0c5, r0 ! DMA1.4 - AR1 registar (src)
ldimm x.5100, r0
stmem x.f0c6, r0 ! DMA1.4 - AR2 registar (dst)
clr r1 ! sem (r1)
ldimm x.be, r0
stmem x.f0c0, r0 ! DMA1.4 - Control registar
ldimm x.0001, r9
wait3: cmp r1, r9 ! cekanje na sem (r1)
bneq wait3
jmp Deo_V
processElem: push r0 ! void processElem(int* elem)
mvrpl r0, sp ! stack: r0 [sp+0], PCret [sp+1], elem [sp+2]
push r1
push r2
! <--
ldrid [r0]x.2, r1 ! r1 <= elem
ldrid [r1]x.0, r2 ! r2 <= *elem
not r2
stri [r1], r2
! -->
pop r2
pop r1
pop r0
rts
! Deo B3 - kraj
! ###############################################################################
! Deo V0 - pocetak
Deo_V:
ldimm x.0004, r0 ! inicijalizacija KP1.2
stmem x.f140, r0 ! KP1.2 - Control registar
ldimm x.0008, r1 ! cnt (r1)
ldimm x.5000, r2 ! ptr (r2)
ldimm x.0001, r0
loopV: ldmem x.f141, r3 ! slanje KP1.2 (ispitivanjem ready bita)
and r3, r3, r0
beql loopV
ldrid [r2]x.0000, r5
stmem x.f143, r5
inc r2
dec r1
bneq loopV
ldimm x.0000, r0
stmem x.f140, r0 ! gasenje periferije (Control registar KP1.2)
ldimm x.0001, r0 ! inicijalizacija DMA1.2
stmem x.f044, r0 ! DMA1.2 - Count registar
ldimm x.9999, r0
stmem x.f045, r0 ! DMA1.2 - AR1 registar (src)
clr r1 ! sem (r1)
ldimm x.008e, r0
stmem x.f040, r0 ! DMA1.2 - Control registar
ldimm x.0001, r9
waitV: cmp r1, r9 ! cekanje na sem (r1)
bneq waitV
! Deo V0 - kraj
halt ! kraj programa
! ###############################################################################
! Prekidne rutine - pocetak
org x.0500 ! prekidna rutina KP1.1
dec r1
bneq runKP11
clr r3 ! gasenje periferije (Control registar KP1.1)
stmem x.f100, r3
ldimm x.0001, r3 ! paljenje semafora (sem1)
jmp backKP11
runKP11: ldmem x.f103, r0 ! ucitavanje podatka (iz Data registra KP1.1)
stri [r2], r0
inc r2
backKP11: rti
org x.1500 ! prekidna rutina KP2.1
dec r4
bneq runKP21
clr r6 ! gasenje periferije (Control registar KP2.1)
stmem x.f200, r6
ldimm x.0001, r6 ! paljenje semafora (sem2)
jmp backKP21
runKP21: ldmem x.f203, r0 ! ucitavanje podatka (iz Data registra KP1.1)
stri [r5], r0
inc r5
backKP21: rti
org x.2000 ! prekidna rutina DMA1.1
clr r1
stmem x.f000, r1 ! gasenje periferije (Control registar DMA1.1)
ldimm x.0001, r1 ! paljenje semafora (r1)
rti
org x.2500 ! prekidna rutina DMA1.2
clr r1
stmem x.f040, r1 ! gasenje periferije (Control registar DMA1.2)
ldimm x.0001, r1 ! paljenje semafora (r1)
rti
org x.3000 ! prekidna rutina DMA1.4
clr r1
stmem x.f0c0, r1 ! gasenje periferije (Control registar DMA1.4)
ldimm x.0001, r1 ! paljenje semafora (r1)
rti
! Prekidne rutine - kraj