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New posts in x86
Why shellcodes with jmp instruction work, and why doesn't the labels work inside a C wrapper?
Feb 24, 2026
assembly
x86
shellcode
machine-code
Investigating the size of an extremely small C program
Feb 23, 2026
c
linux
x86
elf
strip
how to run this assembly code on nasm?
Feb 23, 2026
ubuntu
assembly
makefile
x86
nasm
Does INVLPG instruction or mprotect() affect the CPU cache state while invalidating TLB entries?
Feb 22, 2026
assembly
x86
cpu-architecture
cpu-cache
tlb
Creating an array of array of elements but each array aligned on page and cache boundaries?
Feb 22, 2026
c++
linux
memory-management
x86
memory-alignment
Can I do the equivalent of jmping to a label by saving and modifying the Instruction Pointer?
Feb 21, 2026
assembly
x86
Memory latency measurement with time stamp counter
Feb 20, 2026
c
performance
x86
cpu-architecture
tsc
Non-temporal stores of portions of a packed double vector using SSE/AVX
Feb 19, 2026
caching
x86
x86-64
sse
avx
Intel's PAUSE instruction and possible memory order violation [duplicate]
Feb 19, 2026
parallel-processing
x86
x86-64
intel
critical-section
Use TEST to check if multiple bits of AL are all zero or all one
Feb 19, 2026
assembly
x86
What is the correct and optimal implementation of atomic_ref and atomic with padding bits?
Feb 19, 2026
c++
x86
c++20
micro-optimization
stdatomic
ASSUME directive using masm
Feb 19, 2026
assembly
x86
masm
x86-16
memory-segmentation
Paging and PIC executables
Feb 19, 2026
x86
operating-system
x86-64
virtual-memory
position-independent-code
Where are local APIC addresses in QEMU?
Feb 18, 2026
x86
qemu
Determine if running x64 or x86 operating system in MATLAB
Feb 18, 2026
matlab
x86
64-bit
What's the point of _mm_cmpgt_sd and other similar methods?
Feb 17, 2026
x86
sse
simd
intrinsics
Explain force_align_arg_pointer function attribute
Feb 16, 2026
c
linux
gcc
x86
function-attributes
Function epilogue in assembly
Feb 16, 2026
assembly
x86
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