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New posts in x86

What would happen if the CS segment register is changed? (And how would you do so?)

assembly x86 x86-16 memory-segmentation

Linux kernel header.S source, why _end+3 needed when zeroing BSS?

linux assembly linux-kernel x86 bootloader

Why does an assembly program only work when linked with crt1.o crti.o and crtn.o?

assembly linker x86 32-bit

SIMD minmag and maxmag

assembly floating-point x86 sse avx

What are the consequences of changing a symbol from .globl to .weak?

c linux assembly linux-kernel x86

Transition from real to protected mode in the Linux kernel

assembly linux-kernel x86 real-mode protected-mode

reinterpret int32 to float

c++ x86 nan reinterpret-cast

C++ code execution time varies with small source change that shouldn't introduce any extra work

c++ performance visual-c++ x86 benchmarking

BIOS and Address 0x07C00

x86 operating-system intel bios osdev

How "lock add" is implemented on x86 processors

c++ assembly x86 atomic cpu-architecture

Why does Linux favor 0x7f mappings?

linux-kernel x86 x86-64 virtual-memory

Rust compiler not optimising lzcnt? (and similar functions)

rust x86 bit-manipulation compiler-optimization intrinsics

How would one programmatically simulate lower processor frequencies?

c assembly x86 cpu simulation

Using Assembly On Mac

macos assembly x86

Example of executable stack in Linux (i386 architecture)

c linux gcc x86 elf

Simulating packusdw functionality with SSE2

x86 sse intrinsics sse2 sse4

The END directive in assembly language

assembly x86 masm32

How did an assember for x86 get a label's address defined after jmp instructions referenced to it?

assembly x86

x86 multi-byte NOP and instruction prefix

x86 prefix nop

Reverse engineer optimized c code from assembly

c assembly x86 reverse-engineering compiler-optimization
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