All Questions
7
questions
-5
votes
2
answers
148
views
Archival-quality future-proof pseudo-CPU architecture
Suppose we maintain a massive electronic library of texts/photos/videos etc., and want to ensure that these files are readable indefinitely long in the future. [Update] one of the major problems with ...
9
votes
2
answers
8k
views
How does a CPU load multiple bytes at once if memory is byte addressed?
I've been reading about CPUs and how they are implemented, and some big complex architectures (looking at you x86) have instructions that load from memory during one clock cycle. Since one address ...
- 135
2
votes
3
answers
3k
views
Source of loading value to the register or memory location
When we load a register or memory location with a value (e.g. MVI 3A or MVI 53), what initializes register or memory location with that specific value? It is the CPU who performs the initialization, ...
- 293
1
vote
3
answers
2k
views
Operation excution in terms of clock cycles
Typically for a single instrcution, 6 machine cycles are needed:
FETCH instruction
DECODE instruction
EVALUATE ADDRESS
fetch OPERANDS
EXECUTE oepration
STORE result
My concern is regarding the fifth ...
- 147
6
votes
1
answer
3k
views
Developing a compiler for a self made CPU Architecture
Recently ive been consumed by creating my own simple CPU architecture that at some point could be easily implemented in hardware (No FPGA, but actual Logic Gate circuits). Naturally to fulfill this ...
- 171
5
votes
3
answers
23k
views
Is there still any value in learning assembly languages today? [closed]
Specifically for a game programmer.
If you really needed some assembly routines you could look for help, whereas back in the 80s/90s it was one of the mainstream languages. I read that compilers can ...
- 173
3
votes
3
answers
3k
views
How Byte loading/storing is implemented By the CPU?
I know that in 32bit machine, cpu read from memory 32bits at a time. since the registers in this case is 32bit in size too, I can understand how this works.
What I don't understand is how the cpu ...
- 149