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New posts in x86

Get an arbitrary float from a simd register at runtime?

x86 sse simd avx avx2

Does memory fencing blocks threads in multi-core CPUs?

multithreading x86 cpu-architecture multicore memory-barriers

Is it possible for the RESOURCE_STALLS.RS event to occur even when the RS is not completely full?

performance x86 intel cpu-architecture intel-pmu

How to create a UEFI kernel in NASM on Linux

x86 kernel qemu osdev uefi

What is the difference between _mm_movehdup_ps and _mm_shuffle_ps in this case?

x86 sse intrinsics micro-optimization sse3

Can different processes run RDTSC at the same time?

x86 intel multicore hyperthreading rdtsc

Is it possible to call a relative address with each instruction at most 3 bytes long, in 32-bit mode?

assembly x86 nasm machine-code

Cannot call real mode C function from bootloader (NASM + GCC toolchain)

gcc assembly x86 bootloader osdev

Is there any way to write for Intel CPU direct core-to-core communication code?

assembly x86 cpu intel cpu-architecture

gcc flags to disable arithmetic optimisations

c gcc x86 compiler-optimization microbenchmark

Why using AVX ymm(m256) instructions is ~4 times slower than xmm(m128)

assembly x86 sse avx amd-processor

What is the point of SSE2 instructions such as orpd?

assembly x86 sse instruction-set sse2

Why isn't my code working when adding .386?

assembly x86 32-bit tasm real-mode intel

GDB-remote + qemu reports unexpected memory address for static C variable

c x86 gdb qemu osdev

Delphi label and asm weirdness?

delphi assembly x86 delphi-7 basm

Hello World bootloader not working

assembly x86 bootstrapping bootloader

Help deciphering a few lines of assembly

pointers assembly x86 dword ollydbg

SP (Stack Pointer) Anti-debug Trick - x86

assembly x86 reverse-engineering cracking software-protection

Whats wrong with my assembly code

c++ assembly x86 dos x86-16

Assembly instruction for setting, clearing OF & TF flags

x86 intel flags masm x86-16
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