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New posts in x86

SHR with only one operand

assembly x86

LOCK CMPXCHG on non-cached memory?

assembly x86 x86-64

How to keep atomicity when contex switching in the kernel mode?

linux operating-system linux-kernel x86 kernel

what is fs:[register+value] meaning in assembly?

windows assembly x86 nasm

Assembly Language Random Number Generator

assembly random x86 numbers prng

Get total avaiable RAM from the GRUB2 multiboot info structure

x86 kernel i386 grub2

volatile increments with false sharing run slower in release than in debug when 2 threads are sharing the same physical core

c++ performance x86 cpu-architecture false-sharing

How are oversized struct returned on the stack?

c struct x86 calling-convention abi

Is the if-branch faster than the else branch?

c++ performance assembly x86 branch-prediction

Why doesn't bitwise NOT affect the ZF bit or any other FLAGS?

assembly x86 cpu-architecture eflags

when can I use * in assembly language?

assembly x86

Complex data reorganization with vector instructions

x86 vectorization simd sse2 avx2

Does abort run in ring 0?

c++ c x86

NASM Difference between CMP and OR

assembly x86 nasm

Why would one avoid using POPF to restore Interrupt Flag state?

assembly x86 nasm interrupt eflags

Coaxing GCC to emit REPE CMPSB

c performance gcc assembly x86

Accessing an array with inline assembly using AT&T syntax

c linux gcc assembly x86

Repeat prefixes and mandatory prefixes in x86

x86 opcode instruction-set prefixes

The WeTab will run Android applications but uses an Atom CPU. What does this mean for NDK and MonoDroid?

android x86 arm android-ndk xamarin.android

How to return errno in Assembly?

assembly x86 errno
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