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New posts in x86

Boolean values as 8 bit in compilers. Are operations on them inefficient?

c++ c optimization x86 boolean

VT Not Supported when Installing HAXM

windows x86 emulation virtualization haxm

NASM Vs GAS (Practical differences)

assembly x86 nasm gnu-assembler att

Stack allocation, padding, and alignment

c gcc assembly x86 stack

Getting started with Intel x86 SSE SIMD instructions

c gcc x86 sse simd

Does integer overflow cause undefined behavior because of memory corruption?

c++ c x86 undefined-behavior integer-overflow

Do current x86 architectures support non-temporal loads (from "normal" memory)?

c++ c caching x86 prefetch

How can I do a CPU cache flush in x86 Windows?

c windows x86 cpu cpu-cache

What does `rep ret` mean?

assembly x86 micro-optimization branch-prediction

Does it make any sense to use the LFENCE instruction on x86/x86_64 processors?

assembly x86 x86-64 atomic memory-barriers

What does MOV EAX, DWORD PTR DS:[ESI] mean and what does it do?

assembly x86

Why is this SSE code 6 times slower without VZEROUPPER on Skylake?

performance x86 intel sse avx

Calling 32bit Code from 64bit Process

.net migration x86 64-bit fortran

How are atomic operations implemented at a hardware level?

language-agnostic x86 atomic smp

Why is linear read-shuffled write not faster than shuffled read-linear write?

python performance numpy x86 cpu-cache

"enter" vs "push ebp; mov ebp, esp; sub esp, imm" and "leave" vs "mov esp, ebp; pop ebp"

assembly x86 stack micro-optimization stack-frame

How are cache memories shared in multicore Intel CPUs?

performance x86 multiprocessing intel cpu-cache

What does the "rep stos" x86 assembly instruction sequence do?

assembly x86

Why is gcc allowed to speculatively load from a struct?

c gcc assembly x86 compiler-optimization

Weird MSC 8.0 error: "The value of ESP was not properly saved across a function call..."

c++ visual-c++ x86 stack calling-convention
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