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submitted 3 months ago* (last edited 3 months ago) by sag@lemm.ee to c/programmerhumor@lemmy.ml
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[-] JoYo@lemmy.ml 73 points 3 months ago

I get the feeling that all of these assembly jokes are justifications to avoid learning assembly.

You can still make syscalls in assembly. Assembly isnt magic. It isn't starting from the creation of matter and energy, it's just very specific code.

[-] davel@lemmy.ml 44 points 3 months ago

Assembly code is for writing C compilers, and C compilers are for writing Lisp interpreters.

[-] wewbull@feddit.uk 14 points 3 months ago* (last edited 3 months ago)

Only the most very basic compilers. C compilers are in C mainly.

[-] davel@lemmy.ml 11 points 3 months ago* (last edited 3 months ago)

Not the first C compiler obviously. According to this Stack Overflow post, BCPL* begat B, which begat C. Language self-hosting is pretty fascinating.

*Perhaps BCPL was originally written in assembly; I’m not certain: https://github.com/SergeGris/BCPL-compiler

[-] ulterno@lemmy.kde.social 6 points 3 months ago

Talking about bootstrap here?

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[-] RestrictedAccount@lemmy.world 4 points 3 months ago

Back in High School in the 80’s me and a buddy wrote a Z-80 editor assembler in TRS-DOS BASIC.

It was not rocket science.

[-] davel@lemmy.ml 4 points 3 months ago* (last edited 3 months ago)

I never did get very far with the TRS-80 Editor Assembler, but that was my first exposure to such things.

I also remember the BASIC code for the Dancing Daemon which was replete with PEEKs and POKEs, such that much of it was written in machine code.

[-] geekworking@lemmy.world 38 points 3 months ago

Look at mister fancy pants with and assembler.

How about entering straight opcode, operand with only a hex keypad and two pairs of 7 segment LEDs. You can only see one set of numbers at a time. You had to write it out on paper to be able to keep track and count positions so you don't use your spot.

I had to do this as a project in school. Two 8088 units that we breadboarded to a UART that we used to drive a fiber optic link to communicate with each other with a basic protocol. All descrete components hand wired and coded.

It made you tie all of skills together into a full system of hardware and software.

[-] SidewaysHighways@lemmy.world 11 points 3 months ago

Alright you and Joe McMillan had a great weekend we get it

[-] jaybone@lemmy.world 29 points 3 months ago

Assembly used to be a required course for CS undergrads in the 90s. Is that no longer the case?

Also we had to take something called Computer Architecture, which was like an EE class designing circuits with gates and shit.

[-] CanadaPlus@lemmy.sdf.org 15 points 3 months ago

Which target did you use? Having to learn even a fraction of modern x86 would be ridiculous, but SPARC or something could be good to know, just to reduce the "magic box" effect.

[-] 0x0@lemmy.dbzer0.com 17 points 3 months ago

I learned MIPS as an undergrad. Pretty neat little RISC architecture.

[-] trolololol@lemmy.world 4 points 3 months ago

I learned mips as graduate. In undergrad had to build with logic gates for things like 2 digit decimal counter and my architecture classes were diagram blocks for a simple CPU. But by that time we knew how to do moderate complexity circuits in VHDL simulation, and we had to make a simple VHDL circuit run for real in FPGA.

[-] jaybone@lemmy.world 6 points 3 months ago

This was a long time ago. I’m pretty sure it was 8086.

[-] czardestructo@lemmy.world 5 points 3 months ago

Required course work for electrical engineers in the early 2000s.

[-] trolololol@lemmy.world 5 points 3 months ago

I had to learn assembly but was one topic of many we handled in architecture. Like one question of one exam. That was one of the toughest professors we had, class was about 2001

[-] SomGye@dormi.zone 4 points 3 months ago

I still had to do that in the late 2010s in college

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[-] abcd@feddit.org 26 points 3 months ago* (last edited 3 months ago)

IMHO assembly isn’t hard. When you gain enough experience you start to see „visual patterns“ in your code. For example jumping over some lines often equals to a if/else statement or jumping back is often a loop etc. Then you are able to skim code without the necessity to read each line.

The most difficult part is to keep track of the big picture because it is so verbose. Otherwise it’s a handful or two of instructions you use 90+% of the time.

I needed it often in the past in the PLC world but it is dying out slowly. Nonetheless, when I encounter 30+ year old software I’m happy to be able to get along. And your experience transitions to other architectures like changing from one higher language to another.

Nonetheless, if I’m able to choose, I’ll take Go. Please and thank you 😊

[-] wewbull@feddit.uk 8 points 3 months ago* (last edited 3 months ago)

The most difficult part is to keep track of the big picture because it is so verbose. Otherwise it’s a handful or two of instructions you use 90+% of the time.

It's a long time since I wrote any assembly in anger, but I don't remember this being an issue. Back then Id be writing 2D and 3D graphics demos. Reasonably complex things, but the challenge was always getting it fast enought to keep the frame rate up, not code structure.

As you say, I think you just establish patterns to decompose the problem.

[-] Cethin@lemmy.zip 23 points 3 months ago

Anyone who thinks OP asking about Assembly with this meme should play the game Turing Complete. It's great. You have to design a computer all the way from the most basic logic gates (I think you only get a NAND gate to start), designing an ALU and CPU, creating your own machine language, and writing your own programs in the language you designed, and it's all simulated the whole time. Machine language is pretty advanced as far as things go.

[-] bleistift2@sopuli.xyz 13 points 3 months ago

From your description this sounds more like a job in IBM’s R&D department than a game

[-] Cethin@lemmy.zip 12 points 3 months ago

All the best games sound like jobs when you describe them.

[-] desktop_user 8 points 3 months ago

factorio, satisfactory, oxygen not included, RimWorld, Stellaris, dwarf fortress, gregtech new horizons...

[-] Cavemanfreak@lemm.ee 8 points 3 months ago

We got to do something simular in uni. We modeled the CPU in VHDL and had to set up our own language, then we were to program a game for it. One of the most fun and interesting courses we got to do!

[-] darklamer@lemmy.dbzer0.com 13 points 3 months ago

It's now been 18 years since the last time an employer paid me to write assembly, but it's only been a year or so since the last time I had to read assembly at work (in order to verify what the compiler really was doing).

[-] LavenderDay3544@lemmy.world 11 points 3 months ago

OS and embedded dev here. I use assembly all the time. I've even worked on firmware that was entirely in assembly of strict requirements that couldn't be met in C.

Also even machine code hides a lot about how the underlying machine works so if you really want to do computing from scratch you really do hate to invent the universe because there's abstractions all the way up the hardware stack just like there is in software.

[-] HStone32@lemmy.world 10 points 3 months ago

Not exactly accurate, I think. Even machine language is bound by the CPU's architecture. You can't do anything in machine language that wasn't specifically provided for by the CPU architects.

It would be more accurate to say it's like creating a new universe using all the same laws of physics, thermodynamics, cosmology, ethics, etc as our existing universe.

[-] UNY0N@lemmy.world 5 points 3 months ago

I don't think accuracy was the goal, it is a joke not a dissertation. It's more about how it feels to try a language like assembly after working with higher-level languages.

[-] finley@lemm.ee 8 points 3 months ago

I remember watching assembly demos in the early-mid 90s and thinking those guys were wizards

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[-] JoMiran@lemmy.ml 8 points 3 months ago

In college back in 1991. Also had to do PASCAL and FORTRAN but thankfully those two were in a single course.

[-] expatriado@lemmy.world 12 points 3 months ago

I also took PASCAL in the 90s, but it is considered a high level language, and writes similarly to other high lvl languages, assembly has a very different syntax

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[-] mrpalmer16@lemmy.ml 8 points 3 months ago

Ha! I teach assembly and use this one every year to lighten the mood before midterms.

[-] hanrahan@slrpnk.net 7 points 3 months ago

Not since the 1980s on a Commodore 64.

SYS64738

[-] TunaCowboy@lemmy.world 7 points 3 months ago* (last edited 3 months ago)

Syscalls are sitting right there, and you can always just link libc...

[-] Presi300@lemmy.world 6 points 3 months ago

Nah, I don't hate myself that much.

[-] MyNameIsRichard@lemmy.ml 5 points 3 months ago

Only on the VIC20 and Atari STe. On the VIC20 you had to write the assembler, manually convert it to machine code and enter that into the computer. There was a cartridge with an assembler, debugger and an extra 3.5Kb memory for it but I never got one.

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[-] AFKBRBChocolate@lemmy.world 5 points 3 months ago

I had an assembly class in college. I didn't love of at all. Got my first job after graduating and it was writing space shuttle engine control software, which was in assembly. I was kind of surprised at how fast it became natural after dealing with it full time. Still, it felt luxurious when we upgraded the controller and could do the software in C.

[-] leisesprecher@feddit.org 5 points 3 months ago

"oh no, I had to do literal rocket science"

[-] AllOutOfBubbleGum@lemmy.world 5 points 3 months ago

I was pretty into x86 asm in my teens. Nasm was my go to. Anyone else ever play with MenuetOS?

[-] NauticalNoodle@lemmy.ml 4 points 3 months ago* (last edited 3 months ago)

I've been studying Arm Aarch32 lately. I have a software development academic background but I have always been interested in Architecture.

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this post was submitted on 03 Aug 2024
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