x86 Program Counter abstracted from microarchitecture??

I'm reading the book The RISC-V Reader: An Open Architecture Atlas. The authors, to explain the isolation of an ISA ...

How do I identify the instruction stored LC-3?

I know this is not a programming question but I am struggling to understand how to get the solution to this problem....

Difference between movq and movabsq in x86-64?

I'm a newcomer here and just starting to study assembly language. So please correct me if I'm wrong, or if this post...

assembly cltq and movslq difference?

Chapter 3 of Computer Systems A Programmer's Perspective (2nd Edition) mentions that cltq is equivalent to movslq %...

assembly cltq and movslq difference?

Chapter 3 of Computer Systems A Programmer's Perspective (2nd Edition) mentions that cltq is equivalent to movslq %...

What is the difference between MOV and LEA??

I would like to know what the difference between these instructions is: MOV AX, [TABLE-ADDR] and LEA AX, [TABLE...

assembly “mov” instruction?

I'm learning assembly by comparing a c program to its assembly equivalent. Here is the code. .file "ex3.c" .sect...

xorl %eax - Instruction set architecture in IA-32?

I am experiencing some difficulties interpreting this exercise; What does exactly xorl does in this assembly snippe...

assembly “mov” instruction?

I'm learning assembly by comparing a c program to its assembly equivalent. Here is the code. .file "ex3.c" .sect...

MOVZX missing 32 bit register to 64 bit register?

Here's the instruction which copies (converts) unsigned registers: http://www.felixcloutier.com/x86/MOVZX.html Basi...

Does a processor that supports SSE4 support SSSE3 instructions??

I am developing a hardware platform that requires the SSSE3 instruction set. When looking at a processor such as th...