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New posts in x86
How to store 4 32 bit floats into one 128 bit xmm register?
Sep 14, 2025
assembly
x86
x86-64
sse
simd
warning: label alone on a line without a colon might be in error
Sep 15, 2025
assembly
x86
nasm
ASM - What is "%" used for?
Sep 13, 2025
assembly
x86
att
Flipping endianness in gdb?
Sep 15, 2025
assembly
x86
gdb
endianness
Simplest possible architecture that can be virtualized and run the Linux kernel
Sep 13, 2025
x86
arm
emulation
virtual-machine
x86 assembly - how to use Windows API _WriteConsole@4 - masm32 syntax
Sep 13, 2025
winapi
assembly
x86
masm
masm32
Can gcc compile x86 assembly or just link it?
Sep 12, 2025
assembly
gcc
x86
Fastest inline-assembly spinlock
Sep 12, 2025
c++
assembly
x86
memory-barriers
spinlock
How many bytes does the push instruction push onto the stack when I don't specify the operand size?
Sep 11, 2025
assembly
x86
stack
stack-memory
stack-pointer
Efficiently dividing unsigned value by a power of two, rounding up
Sep 12, 2025
c
optimization
x86
bit-manipulation
division
How to move (up to) 16 single bytes into an XMM register?
Sep 09, 2025
assembly
x86
intel
sse
simd
Why is GCC subtracting 1 and comparing <= 2? Is cmp faster with powers of two in assembly?
Sep 08, 2025
c++
assembly
gcc
x86
x86-64
How is SizeOfImage in the PE optional header computed?
Sep 09, 2025
windows
assembly
x86
portable-executable
windows-process
Error reading disk when disk is not a hard drive. Int 0x13 ah 0x02
Sep 09, 2025
assembly
x86
x86-16
bootloader
osdev
Who enables the A20 line when booting in pure UEFI?
Sep 07, 2025
x86
x86-64
bootloader
uefi
grub
How to optimize this Delphi function with SSE2?
Sep 07, 2025
delphi
assembly
x86
sse2
basm
How to see the memory occupied by initialised array vs uninitialised array
Sep 08, 2025
arrays
assembly
x86
masm
irvine32
Device drivers and Interrupt service routines
Sep 08, 2025
assembly
x86
device
drivers
NASM x86 print integer using extern printf
Sep 08, 2025
c
x86
nasm
Difference between JS and JL x86 instructions
Sep 08, 2025
assembly
x86
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