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New posts in x86
How is linux simultaneously 32bit and 64bit? Or is that something handled in glibc?
Aug 17, 2022
linux
x86
64-bit
32bit-64bit
libc
intel
Need some constructive criticism on my SSE/Assembly attempt
Apr 03, 2019
assembly
x86
sse
How does the `test` instruction work?
Sep 04, 2018
assembly
x86
bit-manipulation
bitwise-operators
instructions
Measure CPU frequency (x86 / x64)
Nov 17, 2022
c
windows
x86
64-bit
cpu-speed
Simple C Kernel char Pointers Aren't Working
Sep 15, 2022
c
pointers
x86
kernel
osdev
Purpose of self-IPI on IA-32
Jul 22, 2018
x86
kernel
interrupt
osdev
intel
Pushing a pointer into the eax and ebx registers in GCC
Nov 17, 2022
c
gcc
assembly
x86
cpu-registers
What are these types of VS2012 Command Prompt?
Apr 10, 2022
visual-studio-2012
x86
64-bit
native
command-prompt
What does the colon : mean in x86 assembly GAS syntax as in %ds:(%bx)?
Sep 24, 2022
assembly
syntax
x86
gnu-assembler
real-mode
What is the fastest way to do a SIMD gather without AVX(2)?
Aug 22, 2018
x86
sse
simd
sse4
How do ASCII Adjust and Decimal Adjust instructions work?
Dec 27, 2020
assembly
x86
decimal
instructions
bcd
How to detect architecture in NASM at compile time to have one source code for both x64 and x86?
May 31, 2018
assembly
x86
preprocessor
nasm
x86-64
The binary of opcode in assembly
Aug 19, 2018
assembly
x86
opcode
meaning of "memory ordering obeys causality"?
Jun 06, 2022
x86
memory-model
How does test and je/jne work
May 04, 2019
debugging
assembly
x86
lldb
How many clock cycles does cost AVX/SSE exponentiation on modern x86_64 CPU?
Nov 01, 2022
c++
x86
x86-64
sse
avx
What does mov bl do in assembly
Mar 17, 2022
c++
assembly
x86
difference between load1 and broadcast intrinsics
Aug 11, 2022
x86
sse
simd
intrinsics
intel
why do repe and repne do the same before movsb?
Nov 02, 2022
assembly
x86
repeat
machine-code
instructions
8086 assembly on DOSBox: Bug with idiv instruction?
Jul 19, 2020
assembly
x86
x86-16
tasm
dosbox
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