Online Asm Compiler

; Running example to generate sexy prime numbers (author: fcdt) ; https://codegolf.stackexchange.com/questions/6467/generate-sexy-primes/206760 section .text global _start _start: ; Function call mov ecx, 100 ; print sexy primes up to 100 mov edx, resultList ; pointer to result list call listSexy ; Output mov esi, resultList outputLoop: cmp dword [esi], 0 je outputFinished ; Prepare output string (like sprintf) mov edi, outputBuffer mov byte [edi], '[' inc edi mov eax, [esi] call intToStr mov word [edi], ', ' add edi, 2 mov eax, [esi+4] add esi, 8 call intToStr mov word [edi], `]\n` add edi, 2 ; Output to stdout mov edx, edi mov ecx, outputBuffer ; pointer to output data sub edx, ecx ; data length mov ebx, 1 ; file descriptor (stdout) mov eax, 4 ; system call number (sys_write) int 0x80 jmp outputLoop outputFinished: mov eax, 1 ; system call number (sys_exit) int 0x80 ; Helper Function to output integers intToStr: mov ecx, 10 xor ebx, ebx loop1: cdq div ecx inc ebx test eax, eax push edx jnz loop1 loop2: pop eax or al, '0' mov [edi], al inc edi dec ebx jnz loop2 ret ; Actual function to get sexy primes listSexy: mov ebp, esp ; 89E5 Save initial esp mov edi, edx ; 89D7 Save second parameter in edx ; Part One: Save all prime numbers from 3 to the limit on the stack ; (This takes 32 Bytes) xor eax, eax ; 31C0 set eax = 1 (shorter than mov eax, 1) inc eax ; 40 checkComplete: add eax, 2 ; 83C002 Go to next possible number (first is 3) cmp eax, ecx ; 39C8 Has the limit, i.e. the parameter, been skipped? jae partTwo ; 7316 mov ebx, esp ; 89E3 Check it against all previous prime numbers checkNext: ; which are stored between ebp and esp cdq ; 99 Clear edx for the later division push eax ; 50 Put the number on the stack cmp ebx, ebp ; 39E5 Has the check already completed? je checkComplete ; 74F1 The comfirmed prime number remains on stack mov esi, [ebx] ; 8B33 Load a previous prime div esi ; F7F6 pop eax ; 58 test edx, edx ; 85D2 Is esi a divider? je checkComplete ; 74E8 add ebx, 4 ; 83C304 Let ebx point to the next possible divisor jmp checkNext ; EBEC ; Part Zwo: Check all prime numbers if they are sexy primes ; (This takes 39 Bytes) partTwo: mov ebx, ebp ; 89E5 Start with the first prime number, i.e. 3 NextPrime: sub ebx, 4 ; 83EB04 Let ebx point to the next prime number cmp ebx, esp ; 39E3 Has the last number been reached? It cant be sexy, ; since it has no successors here jbe Finished ; 761E mov edx, ebx ; 89DA Check all successors up to a distance of 6 mov eax, [ebx] ; 8B03 eax is the prime number whose successors are checked add eax, 6 ; 83C006 GoFurther: sub edx, 4 ; 83EA04 cmp eax, [edx] ; 8B02 jb NextPrime ; 72EB If the successor is too large, x can no longer be sexy ja GoFurther ; 77F7 If the successor is too small, take the next one mov eax, [ebx] ; 8B03 Load eax again (shorter than sub eax, 6) mov ecx, [edx] ; 8B0A Load the successor which makes eax a sexy prime mov [edi], eax ; 8907 Store both in their intended place mov [edi+4], ecx ; 894F04 add edi, 8 ; 83C708 jmp NextPrime ; EBDB Finished: mov esp, ebp ; 89EC Restore stack ret ; C3 ; Allocate space for result list and output buffer section .bss resultList resd 100 outputBuffer resb 16

About Online Asm Compiler

Try our Online Asm Compiler (Version Nasm v2.15.05) to Edit, Run, and Share your Asm Code directly from your browser. This online development environment provides you the latest version Nasm v2.15.05.

How to use Online Asm Compiler?

Write and Execute Code

  • Write your program (or, paste it) directly under the "Source Code" tab.
  • If you want to save your program, go to the "Project" menu and save it.
  • You can directly execute your program without saving it by clicking on on "Execute" button.

User Input

The latest version of Coding Ground allows to provide program input at run time from the termnial window exactly the same way as you run your program at your own computer. So simply run a program and provide your program input (if any) from the terminal window available in the right side.

Online Asm Compiler: Keyboard Shortcuts

The following are the keyword shortcut of this Online Asm Compiler:

ShortcutDescription
⌘ + EnterRun the program
⌘ + SSave Project (Login Required)
⇧ + ⌘ + SSave As Project
⌘ + PNew Project
⌘ + GShare Project
⌘ + ZUndo Editing
⌘ + YRedo Editing
⌘ + ASelect All Text
⌘ + XCut Selected Text
⌘ + CCopy Selected Text
⌘ + VPaste Copied Text
⌘ + FSearch Text
⌘ + ⌥ + FReplace Text
ShortcutDescription
Ctrl + EnterRun the program
Ctrl + SSave Project
Shift + Ctrl + SSave As Project
Ctrl + GShare Project
Ctrl + ZUndo Editing
Ctrl + YRedo Editing
Ctrl + ASelect All Text
Ctrl + XCut Selected Text
Ctrl + CCopy Selected Text
Ctrl + VPaste Copied Text
Ctrl + FSearch Text
Ctrl + HReplace Text

Online Asm Compiler: Save and Share Asm Code (Project)

Save Asm Project Online

You can save your Asm Project with us so that you can access this project later on. To save a project you will need to create a login Id with us. So before you save a project, please create a login Id using a link given at the top right corner of this page.

Share Asm Project Online

You can use this feature to share your Asm Code with your teachers, classmates and colleagues. Just click Share Button and it will create a short link, which can be shared through Email, WhatsApp or even through Social Media. A shared link will be deleted if it has been passive for almost 3 months.

More Features of Online Asm Compiler

  • Theme – You can change the current editor's theme from the "Editor Theme" option under "Settings" menu.
  • Font Size – You can change the font size of the editor /compiler from from the "Font Size" option under "Settings" menu.
  • Tab Size – You can change the tab size from the "Tab Size" option under "Settings" Menu.
  • Show/Hide Line Numbers – You can show/hide the line number with the code from the "Show Line Numbers" or "Hide Line Numbers" option under "Settings" Menu.
  • And, many more.

Benefits of Using Online Asm Compiler

There are several benefits of using the Online Asm Compiler to run your Asm code:

  • Platform independence: You can run your code from any device without taking care of operating systems.
  • Convenience: You don't need to install anything for using this.
  • No setup required: There is no need for additional setup to run your code.
  • Updated version: Our online compiler/editors/terminals are the latest up-to-date.
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