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Ingy döt Net 2023-09-01 09:35:06 -07:00
parent 61b93a2cd1
commit 5af6d93694
858 changed files with 20572 additions and 2082 deletions
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84
Task/String-case/AArch64-Assembly/string-case.aarch64 Normal file
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/* ARM assembly AARCH64 Raspberry PI 3B */
/* program strcase64.s */
/************************************/
/* Constantes */
/************************************/
/* for this file see task include a file in language AArch64 assembly*/
.include "../includeConstantesARM64.inc"
/************************************/
/* Initialized data */
/************************************/
.data
szMessResult: .asciz "Result: \n"
szString: .asciz "alphaBETA"
szCarriageReturn: .asciz "\n"
szMessStart: .asciz "Program 64 bits start.\n"
/************************************/
/* UnInitialized data */
/************************************/
.bss
sBuffer: .skip 80
sBuffex1: .skip 80
/************************************/
/* code section */
/************************************/
.text
.global main
main: // entry of program
ldr x0,qAdrszMessStart
bl affichageMess
ldr x1,qAdrszString
ldr x3,qAdrsBuffer
ldr x4,qAdrsBuffex1
mov x6,#0b100000 // 1 -> bit 5
mov x2,#0
1:
ldrb w0,[x1,x2] // load byte of string
mov x5,x0
cmp x0,#'A' // select alpha characters lower or upper
blt 3f
cmp x0,#'z'
bgt 3f
cmp x0,#'Z'
ble 2f
cmp x0,#'a'
bge 2f
b 3f
2:
orr x0,x0,x6 // converion in lower case (1 -> bit 5)
bic x5,x0,x6 // converion in upper case (0 -> bit 5)
3:
strb w0,[x3,x2] // store lower character
strb w5,[x4,x2] // store upper character
cmp x0,#0 // end string ?
add x2,x2,#1 // increment index character
bne 1b // loop
ldr x0,qAdrszMessResult
bl affichageMess
ldr x0,qAdrsBuffer
bl affichageMess
ldr x0,qAdrszCarriageReturn
bl affichageMess
ldr x0,qAdrsBuffex1
bl affichageMess
ldr x0,qAdrszCarriageReturn
bl affichageMess
100: // standard end of the program
mov x0, #0 // return code
mov x8, #EXIT // request to exit program
svc 0 // perform the system call
qAdrszString: .quad szString
qAdrsBuffer: .quad sBuffer
qAdrsBuffex1: .quad sBuffex1
qAdrszMessResult: .quad szMessResult
qAdrszCarriageReturn: .quad szCarriageReturn
qAdrszMessStart: .quad szMessStart
/***************************************************/
/* ROUTINES INCLUDE */
/***************************************************/
/* for this file see task include a file in language AArch64 assembly*/
.include "../includeARM64.inc"

84
Task/String-case/ARM-Assembly/string-case.arm Normal file
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/* ARM assembly Raspberry PI */
/* program strcase.s */
/************************************/
/* Constantes */
/************************************/
/* for this file see task include a file in language ARM assembly*/
.include "../constantes.inc"
/************************************/
/* Initialized data */
/************************************/
.data
szMessResult: .asciz "Result: \n"
szString: .asciz "alphaBETA"
szCarriageReturn: .asciz "\n"
szMessStart: .asciz "Program 32 bits start.\n"
/************************************/
/* UnInitialized data */
/************************************/
.bss
sBuffer: .skip 80
sBuffer1: .skip 80
/************************************/
/* code section */
/************************************/
.text
.global main
main: @ entry of program
ldr r0,iAdrszMessStart
bl affichageMess
ldr r1,iAdrszString
ldr r3,iAdrsBuffer
ldr r4,iAdrsBuffer1
mov r6,#0b100000 @ 1 -> bit 5
mov r2,#0
1:
ldrb r0,[r1,r2] @ load byte of string
mov r5,r0
cmp r0,#'A' @ select alpha characters lower or upper
blt 3f
cmp r0,#'z'
bgt 3f
cmp r0,#'Z'
ble 2f
cmp r0,#'a'
bge 2f
b 3f
2:
orr r0,r0,r6 @ converion in lower case (1 -> bit 5)
bic r5,r0,r6 @ converion in upper case (0 -> bit 5)
3:
strb r0,[r3,r2] @ store lower character
strb r5,[r4,r2] @ store upper character
cmp r0,#0 @ end string ?
add r2,r2,#1 @ increment index character
bne 1b @ loop
ldr r0,iAdrszMessResult
bl affichageMess
ldr r0,iAdrsBuffer
bl affichageMess
ldr r0,iAdrszCarriageReturn
bl affichageMess
ldr r0,iAdrsBuffer1
bl affichageMess
ldr r0,iAdrszCarriageReturn
bl affichageMess
100: @ standard end of the program
mov r0, #0 @ return code
mov r7, #EXIT @ request to exit program
swi 0 @ perform the system call
iAdrszString: .int szString
iAdrsBuffer: .int sBuffer
iAdrsBuffer1: .int sBuffer1
iAdrszMessResult: .int szMessResult
iAdrszCarriageReturn: .int szCarriageReturn
iAdrszMessStart: .int szMessStart
/***************************************************/
/* ROUTINES INCLUDE */
/***************************************************/
/* for this file see task include a file in language ARM assembly*/
.include "../affichage.inc"