129 lines
4.1 KiB
NASM
129 lines
4.1 KiB
NASM
# riscv assembly raspberry pico2 rp2350
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# program operlog.s
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# connexion putty com3
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/*********************************************/
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/* CONSTANTES */
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/********************************************/
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/* for this file see risc-v task include a file */
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.include "../../constantesRiscv.inc"
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/*******************************************/
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/* INITIALED DATAS */
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/*******************************************/
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.data
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szMessStart: .asciz "Program riscv start.\r\n"
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szCariageReturn: .asciz "\r\n"
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szMessReg0: .asciz "Register s0:\r\n"
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szMessReg1: .asciz "Register s1:\r\n"
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szMessAnd: .asciz "And result:\r\n"
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szMessOr: .asciz "Or result :\r\n"
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szMessXor: .asciz "Xor result :\r\n"
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szMessNot: .asciz "Not result :\r\n"
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szMessNeg: .asciz "Neg result :\r\n"
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.align 2
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/*******************************************/
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/* UNINITIALED DATA */
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/*******************************************/
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.bss
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.align 2
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sConvArea: .skip 24
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sConvBinaire: .skip 36
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/**********************************************/
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/* SECTION CODE */
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/**********************************************/
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.text
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.global main
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main:
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call stdio_init_all # général init
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1: # start loop connexion
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li a0,0 # raz argument register
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call tud_cdc_n_connected # waiting for USB connection
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beqz a0,1b # return code = zero ?
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la a0,szMessStart # message address
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call writeString # display message
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la a0,szMessReg0 # message address
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call writeString # display message
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li s0,0b1100
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mv a0,s0
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call displayResult
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la a0,szMessReg1 # message address
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call writeString # display message
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li s1,0b1001
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mv a0,s1
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call displayResult
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la a0,szMessAnd # and
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call writeString # display message
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andi a0,s0,0b1001 # and immediat value
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call displayResult
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and a0,s0,s1 # register and
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call displayResult
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andn a0,s0,s1 # register and and not
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call displayResult
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la a0,szMessOr # or
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call writeString # display message
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ori a0,s0,0b1001 # or immediat value
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call displayResult
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or a0,s0,s1 # or register
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call displayResult
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orn a0,s0,s1 # or and not register
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call displayResult
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orc.b a0,s0 # OR-combine of bits within each byte. Generates a mask of nonzero bytes
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call displayResult
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la a0,szMessXor # xor
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call writeString # display message
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xori a0,s0,0b1001 # xor immediat value
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call displayResult
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xor a0,s0,s1 # xor register
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call displayResult
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xnor a0,s0,s1 # Bitwise XOR with inverted operand. Equivalently, bitwise NOT of bitwise XOR
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call displayResult
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la a0,szMessNot # not
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call writeString # display message
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not a0,s0 # not
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call displayResult
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la a0,szMessNeg # negation
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call writeString # display message
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neg a0,s0 # negation
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call displayResult
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call getchar
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100: # final loop
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j 100b
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/**********************************************/
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/* display binary Result */
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/**********************************************/
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/* a0 value */
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.equ LGZONECONV, 20
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displayResult:
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addi sp, sp, -4 # reserve stack
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sw ra, 0(sp)
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la a1,sConvBinaire # conversion result address
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call conversion2 # binary conversion
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la a0,sConvBinaire # message address
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call writeString # display message
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la a0,szCariageReturn
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call writeString
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100:
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lw ra, 0(sp)
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addi sp, sp, 4
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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 risc-v task include a file */
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.include "../../includeFunctions.s"
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