Различия между версиями 7 и 8
⇤ ← Версия 7 от 2020-01-24 23:17:51 →
Размер: 1351
Редактор: FrBrGeorge
Комментарий:
← Версия 8 от 2020-03-01 12:22:02 → ⇥
Размер: 1392
Редактор: FrBrGeorge
Комментарий:
Удаления помечены так. Добавления помечены так.
Строка 48: Строка 48:
= H/W = == H/W ==
Строка 52: Строка 52:

Compile an ru any program on server

02. Working on remote host

  • ssh username@185.6.174.98 -p2131 (Loongson server)

    • get login/password from lecturer
  • create empty git repo on github

  • git-clone repo-url

  • cd repo

  • edit-compile-run:

    • mcedit prog.c 

      #include <stdio.h>
int main(int argc, char *argv) {
    printf("Hello, %d\n", 100500);
return 0;
}

    • cc prog.c -o prog

    • ./prog

  • Using commandline

    • arrow keys (esp up key :) ) DEl/BS to edit

    • Home/End keys
    • maginc Tab key!
  • Using PATH

    • echo $PATH

    • mkdir /home/username/bin (see this on $PATH)

    • cp prog /home/username/bin (or cc prog.c -o /home/username/bin/prog)

    • prog

  • Delay slot

    • cc -O0 prog.c -S -o prog.s

    • cat prog.s, see nops after every jump

    • cc -O1 prog.c -S -o prog1.s

    • cat prog1.s, see 

        jr      $31
        addiu   $sp,$sp,32

instead of 

        addiu   $sp,$sp,32
        jr      $31
        nop
  • Get machine type. Performed both on localhost and on loongson server (in two windows)

  • uname -a

  • lscpu

  • free

  • Unified performance: BogoMIPS

H/W

Connect to server from home!

If using windows, you may need SSH. It's better to install Git for windows and run linux-like console from "Git bash" menu

Compile an ru any program on server

HSE/ProgrammingOS/Lab_02_RemoteWork (последним исправлял пользователь FrBrGeorge 2020-03-01 12:22:02)