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New posts in x86

Why test port 0x64 in a bootloader before switching into protected mode?

assembly x86 bootloader osdev real-mode

What happens with a processor when it tries to access a nonexistent physical address?

assembly x86 ram osdev address-space

Loading non contiguous values with Intel SIMD SSE

assembly x86 intel sse simd

BTB size for Haswell, Sandy Bridge, Ivy Bridge, and Skylake?

x86 cpu intel cpu-architecture branch-prediction

What does the PCOMMIT instruction do?

memory x86 non-volatile

AVX-512 and Branching

x86 fortran vectorization simd avx512

Is LFENCE serializing on AMD processors?

x86 intel cpu-architecture memory-barriers amd-processor

Problem switching to v8086 mode from 32-bit protected mode by setting EFLAGS.VM to 1

assembly x86 nasm x86-64 osdev

Question About x86 I/O Port Addresses and IN/OUT Instructions

assembly io x86 cpu-architecture

Why can't I change the value of a segment register? (MASM)

assembly x86 masm

Borland x86 inlined assembler; get a label's address?

c++ assembly x86 turbo-c++

Which assemblers currently support the AVX instruction set?

x86 assembly simd avx intel

How to interpret segment register accesses on x86-64?

linux assembly x86 x86-64

Shifting SSE/AVX registers 32 bits left and right while shifting in zeros

x86 sse simd avx avx2

Related to C++ and Assembly, what is ebp+8?

c++ assembly x86 g++ reverse-engineering

Compiler generated unexpected `IN AL, DX` (opcode `EC`) while setting up call stack

visual-studio assembly visual-c++ x86 visual-studio-debugging

testing if a register equals itself in ia32

testing cpu-registers x86

How to move two 32 bit registers in to one 64 bit?

assembly x86 move x86-64

foreach vs for: please explain the assembly code difference

c# performance assembly x86

Encoding ADC EAX, ECX - 2 different ways to encode? (arch x86)

assembly x86
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