Primality by trial division: Difference between revisions
add task to arm assembly raspberry pi
(Applesoft BASIC) |
VincentARM (talk | contribs) (add task to arm assembly raspberry pi) |
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{{output}}
<syntaxhighlight lang="applescript">{2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97}</syntaxhighlight>
=={{header|ARM Assembly}}==
{{works with|as|Raspberry Pi <br> or android 32 bits with application Termux}}
<syntaxhighlight lang ARM Assembly>
/* ARM assembly Raspberry PI */
/* program testtrialprime.s */
/************************************/
/* Constantes */
/************************************/
/* for this file see task include a file in language ARM assembly*/
.include "../constantes.inc"
//.include "../../ficmacros32.inc" @ for debugging developper
/************************************/
/* Initialized data */
/************************************/
.data
szMessPrime: .asciz " is prime.\n"
szMessNotPrime: .asciz " is not prime.\n"
szCarriageReturn: .asciz "\n"
szMessStart: .asciz "Program 32 bits start.\n"
/************************************/
/* UnInitialized data */
/************************************/
.bss
sZoneConv: .skip 24
/************************************/
/* code section */
/************************************/
.text
.global main
main: @ entry of program
ldr r0,iAdrszMessStart
bl affichageMess
mov r0,#19
bl testPrime
ldr r0,iStart @ number
bl testPrime
ldr r0,iStart1 @ number
bl testPrime
100: @ standard end of the program
mov r0, #0 @ return code
mov r7, #EXIT @ request to exit program
swi 0 @ perform the system call
iAdrsZoneConv: .int sZoneConv
iAdrszMessPrime: .int szMessPrime
iAdrszMessNotPrime: .int szMessNotPrime
iAdrszCarriageReturn: .int szCarriageReturn
iAdrszMessStart: .int szMessStart
iStart: .int 2600002183
iStart1: .int 4124163031
/******************************************************************/
/* test if number is prime */
/******************************************************************/
/* r0 contains the number */
testPrime:
push {r1,r2,lr} @ save registers
mov r2,r0
ldr r1,iAdrsZoneConv
bl conversion10 @ decimal conversion
ldr r0,iAdrsZoneConv
bl affichageMess
mov r0,r2
bl isPrime
cmp r0,#0
beq 1f
ldr r0,iAdrszMessPrime
bl affichageMess
b 100f
1:
ldr r0,iAdrszMessNotPrime
bl affichageMess
100:
pop {r1,r2,pc} @ restaur registers
/******************************************************************/
/* test if number is prime */
/******************************************************************/
/* r0 contains the number */
/* r0 return 1 if prime else return 0 */
isPrime:
push {r4,lr} @ save registers
cmp r0,#1 @ <= 1 ?
movls r0,#0 @ not prime
bls 100f
cmp r0,#3 @ 2 and 3 prime
movls r0,#1
bls 100f
tst r0,#1 @ even ?
moveq r0,#0 @ not prime
beq 100f
mov r4,r0 @ save number
mov r1,#3 @ first divisor
1:
mov r0,r4 @ number
bl division
add r1,r1,#2 @ increment divisor
cmp r3,#0 @ remainder = zero ?
moveq r0,#0 @ not prime
beq 100f
cmp r1,r2 @ divisors<=quotient ?
ble 1b @ loop
mov r0,#1 @ return prime
100:
pop {r4,pc} @ restaur registers
/***************************************************/
/* ROUTINES INCLUDE */
/***************************************************/
/* for this file see task include a file in language ARM assembly*/
.include "../affichage.inc"
</syntaxhighlight>
{{Out}}
<pre>
Program 32 bits start.
19 is prime.
2600002183 is prime.
4124163031 is not prime.
</pre>
=={{header|Arturo}}==
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