SimpleRisc_18114058.txt

//Name; --Priyanshu_Garg Enrollment_No.: --18114058 Branch: --CSE

mov r0, 1   //i = 1
mov r1, 0   //j = 0
mov r2, 1   //x = 1, Ramanujan number
mov r3, 0   //count = 0

.loop1:
      mov r3, 0     //count = 0
      mov r0, 1     //i = 0
      .loop2:
             add r1,r0,1    //j = i + 1
            .loop3:
                     mul r4,r0,r0   //r4 = r0*r0, r4=i*i
                     mul r4,r4,r0   //r4 = r4*r0, r4 = i*i*i
                     mul r5,r1,r1   //r5=r1*r1, r5=j*j
                     mul r5,r5,r1   //r5 = r5 * r1, r5 = j*j*j
                     add r6,r4,r5   //r6=r4+r5, r6 = i*i*i + j*j*j
                     cmp r6,r2      //if(i*i*i+j*j*j == x)
                     beq. increase
                     cmp r3,2       //if(count == 2)
                     beq. exit
                      .increase:
                                add r3,r3,1     //count = count+1
                     add r1,r1,1    //j=j+1
                     mul r5,r1,r1   //r5=r1*r1
                     mul r5,r5,r1   //r5 = r5 * r1, r5 = j*j*j
                     add r6,r4,r5   //r6 = i*i*i + j*j*j
                     cmp r2,r6      //if(x >= i*i*i+j*j*j)
                     bgt .loop3     //jump to loop3
                     beq .loop3     //jump to loop3
            add r0,r0,1    //i = i + 1
            mul r4,r0,r0   //r4 = r0*r0, r4=i*i
            mul r4,r4,r0   //r4 = r4*r0, r4 = i*i*i
            cmp r2,r4      //if(x>i*i*i)
            bgt .loop2
      add r2,r2,1   //x = x + 1
      cmp r2,0      //x > 0
      bgt. loop1    //jump to loop1
.exit:
      exit  //exit the program
      //Ramanujan number 1729 is saved in r2

Priyanshu Garg
18114058
CSE