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New posts in x86

128-bit values - From XMM registers to General Purpose

assembly x86 sse

Why does DOS set the SP register to 0xFFFE after loading a .COM file?

Concrete example of incorrect behavior of an early-clobber affecting a memory operand's addressing mode in GCC inline asm?

Is it possible to use 32 bits registers/instructions in real mode?

Slow jmp-instruction

Why does cmp 0x84,0x30 trigger the overflow flag?

Custom bootloader booted via USB drive produces incorrect output on some computers

Fastest Implementation of Exponential Function Using AVX

x86 simd avx exponential avx2

Why linux kernel use trap gate to handle divide_error exception?

What meaning, if any, does the Mod R/M byte carry for the unconditional jump instruction 0xFF?

assembly x86

What parts of this HelloWorld assembly code are essential if I were to write the program in assembly?

c linux assembly x86

Why calls when jmps would suffice?

c gcc assembly x86

What does JS do in Assembly x86?

assembly x86 att

masm division overflow

assembly x86 masm

#include header with C declarations in an assembly file without errors?

c gcc assembly include x86

Why INC and ADD 1 have different performances? [duplicate]

How to get opcodes of a c program

c linux assembly x86 opcode

Testing equality between two __m128i variables

c x86 sse simd

Does a branch misprediction flush the entire pipeline, even for very short if-statement body?

How to properly use prefetch instructions?