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New posts in x86
Transition from real to protected mode in the Linux kernel
Nov 19, 2022
assembly
linux-kernel
x86
real-mode
protected-mode
reinterpret int32 to float
Oct 22, 2022
c++
x86
nan
reinterpret-cast
C++ code execution time varies with small source change that shouldn't introduce any extra work
Feb 23, 2022
c++
performance
visual-c++
x86
benchmarking
BIOS and Address 0x07C00
May 23, 2022
x86
operating-system
intel
bios
osdev
How "lock add" is implemented on x86 processors
Aug 22, 2022
c++
assembly
x86
atomic
cpu-architecture
Why does Linux favor 0x7f mappings?
Jun 10, 2022
linux-kernel
x86
x86-64
virtual-memory
Rust compiler not optimising lzcnt? (and similar functions)
Jun 17, 2022
rust
x86
bit-manipulation
compiler-optimization
intrinsics
How would one programmatically simulate lower processor frequencies?
Dec 31, 2018
c
assembly
x86
cpu
simulation
Using Assembly On Mac
Oct 29, 2022
macos
assembly
x86
Example of executable stack in Linux (i386 architecture)
Apr 25, 2022
c
linux
gcc
x86
elf
Simulating packusdw functionality with SSE2
Jul 28, 2021
x86
sse
intrinsics
sse2
sse4
The END directive in assembly language
May 27, 2022
assembly
x86
masm32
How did an assember for x86 get a label's address defined after jmp instructions referenced to it?
Feb 01, 2019
assembly
x86
x86 multi-byte NOP and instruction prefix
Sep 15, 2022
x86
prefix
nop
Reverse engineer optimized c code from assembly
Jul 09, 2018
c
assembly
x86
reverse-engineering
compiler-optimization
How do I enable SSE for my freestanding bootable code?
Apr 17, 2022
x86
sse
instruction-set
Division causes unbalanced parentheses
Oct 19, 2022
assembly
x86
att
Is it possible to find a list of all of the assembly instructions that GCC can generate?
May 30, 2022
gcc
assembly
x86
instructions
assembly check if number is even
Aug 21, 2022
assembly
x86
What is signed division(idiv) instruction?
Jun 04, 2022
assembly
x86
division
integer-division
signed-integer
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