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New posts in x86

PC boot: dl register and drive number

assembly x86 bootloader x86-16 bios

Statically Defined IDT

interrupt x86 isr

How can I manually increment an instruction pointer from a context?

c assembly x86 segmentation-fault

x86 segment descriptor layout - why is it weird?

x86 cpu-architecture memory-segmentation

Why does _mm_mfence() produce counts for the ALL_LOADS perf event?

c x86 intrinsics perf papi

Do FP and integer division compete for the same throughput resources on x86 CPUs?

performance assembly x86 intel cpu-architecture

How is a relative JMP (x86) implemented in an Assembler?

encoding x86 instruction-set

SIMD/SSE newbie: simple image filtering

performance image-processing x86 sse simd

A reference for AT&T syntax assembly floating point arithmetic

assembly floating-point x86

x86 Modrm/Sib/Displacement bytes for opcode '89'

assembly x86 disassembly

How to execute x86 commands from data buffer?

c++ module x86

What does the ljmp instruction do in the linux kernel fork system call?

assembly linux-kernel x86 gnu-assembler att

Is there any situation where using MOVDQU and MOVUPD is better than MOVUPS?

assembly x86 x86-64 intel sse

Why is clang over-complicating my simple factorial function?

c++ assembly x86 compiler-optimization clang++

How to write a simple soundblaster 16 driver using direct write mode for a hobby OS?

audio x86 operating-system osdev hobby-os

Is it possible to make GCC auto-vectorizer output intrinsics instead of assembly?

c gcc x86 intrinsics auto-vectorization

Why do memory access times increase when far over CPU cache sizes

c++ performance caching memory x86

Copying 64 bytes of memory with NT stores to one full cache line vs. 2 consecutive partial cache lines

c performance assembly x86 avx

What is clang trying to do optimizing this simple recursive algorithm?

c assembly x86 clang

C calling convention: who cleans the stack in variadic functions vs normal functions?

c x86 variadic-functions calling-convention cdecl
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