144 lines
4.4 KiB
Plaintext
144 lines
4.4 KiB
Plaintext
/* ARM assembly AARCH64 Raspberry PI 3B */
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/* program bincompl64.s */
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/*******************************************/
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/* Constantes file */
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/*******************************************/
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/* for this file see task include a file in language AArch64 assembly*/
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.include "../includeConstantesARM64.inc"
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/*********************************/
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/* Initialized data */
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/*********************************/
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.data
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szMessDebutPgm: .asciz "Program 64 bits start. \n"
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szMessFinOK: .asciz "Program normal end. \n"
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szMessError: .asciz "Error detected !!!!. \n"
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szMessNumber: .asciz "Start number : "
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szMessResUns: .asciz "Result unsigned : "
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szMessResS: .asciz "Result signed : "
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szMessResMvn: .asciz "Result with mvn instruction : "
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szCarriageReturn: .asciz "\n"
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/*********************************/
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/* UnInitialized data */
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/*********************************/
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.bss
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.align 4
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sZoneConv: .skip 24
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/*********************************/
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/* code section */
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/*********************************/
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.text
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.global main
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main:
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ldr x0,qAdrszMessDebutPgm
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bl affichageMess // start message
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mov x4,12345 // number
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mov x0,x4
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ldr x1,qAdrsZoneConv
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bl conversion10 // decimal conversion
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mov x0,3
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ldr x1,qAdrszMessNumber
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ldr x2,qAdrsZoneConv
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ldr x3,qAdrszCarriageReturn
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bl displayStrings
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mov x0,x4
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neg x0,x0
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ldr x1,qAdrsZoneConv
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bl conversion10 // decimal conversion unsigned
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mov x0,3
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ldr x1,qAdrszMessResUns
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ldr x2,qAdrsZoneConv
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ldr x3,qAdrszCarriageReturn
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bl displayStrings
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mov x0,x4
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neg x0,x0
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ldr x1,qAdrsZoneConv
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bl conversion10S // decimal conversion signed
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mov x0,3
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ldr x1,qAdrszMessResS
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ldr x2,qAdrsZoneConv
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ldr x3,qAdrszCarriageReturn
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bl displayStrings
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mov x0,x4
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mvn x0,x0 // use mvn instruction
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ldr x1,qAdrsZoneConv
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bl conversion10S // decimal conversion signed
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mov x0,3
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ldr x1,qAdrszMessResMvn
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ldr x2,qAdrsZoneConv
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ldr x3,qAdrszCarriageReturn
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bl displayStrings
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ldr x0,qAdrszMessFinOK
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bl affichageMess
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100: // standard end of the program
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mov x0,0 // return code
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mov x8,EXIT // request to exit program
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svc 0 // perform the system call
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qAdrszMessDebutPgm: .quad szMessDebutPgm
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qAdrszMessFinOK: .quad szMessFinOK
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qAdrszMessError: .quad szMessError
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qAdrszCarriageReturn: .quad szCarriageReturn
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qAdrsZoneConv: .quad sZoneConv
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qAdrszMessNumber: .quad szMessNumber
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qAdrszMessResUns: .quad szMessResUns
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qAdrszMessResS: .quad szMessResS
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qAdrszMessResMvn: .quad szMessResMvn
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/***************************************************/
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/* display multi strings */
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/* new version 24/05/2023 */
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/***************************************************/
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/* x0 contains number strings address */
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/* x1 address string1 */
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/* x2 address string2 */
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/* x3 address string3 */
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/* x4 address string4 */
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/* x5 address string5 */
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/* x6 address string6 */
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displayStrings: // INFO: displayStrings
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stp x7,lr,[sp,-16]! // save registers
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stp x2,fp,[sp,-16]! // save registers
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add fp,sp,#32 // save paraméters address (4 registers saved * 8 bytes)
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mov x7,x0 // save strings number
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cmp x7,#0 // 0 string -> end
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ble 100f
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mov x0,x1 // string 1
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bl affichageMess
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cmp x7,#1 // number > 1
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ble 100f
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mov x0,x2
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bl affichageMess
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cmp x7,#2
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ble 100f
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mov x0,x3
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bl affichageMess
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cmp x7,#3
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ble 100f
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mov x0,x4
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bl affichageMess
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cmp x7,#4
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ble 100f
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mov x0,x5
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bl affichageMess
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cmp x7,#5
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ble 100f
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mov x0,x6
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bl affichageMess
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100:
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ldp x2,fp,[sp],16 // restaur registers
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ldp x7,lr,[sp],16 // restaur registers
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ret
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/********************************************************/
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/* File Include fonctions */
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/********************************************************/
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/* for this file see task include a file in language AArch64 assembly */
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.include "../includeARM64.inc"
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