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New posts in assembly
NASM declaring variable in .text section
Oct 22, 2025
assembly
nasm
x86-64 do address calculating mov i.e mov i(r, r, i), r execute on on port 1? Or is it still p0156?
Oct 22, 2025
assembly
x86
intel
cpu-architecture
How does one opcode byte decode to different instructions depending on the "register/opcode" field? What is that? [duplicate]
Oct 21, 2025
assembly
x86-64
disassembly
machine-code
How can a CPU save its register state in a context switch?
Oct 22, 2025
assembly
operating-system
context-switch
Instruction which results in 0 but isn't dependency-breaking [duplicate]
Oct 21, 2025
assembly
x86
cpu-architecture
microbenchmark
Is there another instruction similar to MOVZX, but supported on the 8086?
Oct 21, 2025
assembly
x86
x86-16
emu8086
MASM 14: constant expected in winextra.inc
Oct 21, 2025
assembly
x86
visual-studio-2019
masm
masm32
Assembly call to printf - different behavior on WSL and standalone Ubuntu 18.04 64bit
Oct 21, 2025
assembly
printf
x86-64
windows-subsystem-for-linux
Is it possible to write an if statement in x86 assembly language?
Oct 21, 2025
if-statement
assembly
x86
masm
Why do i get `** stack smashing detected **` error?
Oct 21, 2025
c++
assembly
x86-64
Do we need a memory acquire barrier when loading a pointer from memory?
Oct 19, 2025
c
assembly
atomic
memory-barriers
How do I patch a Windows API at runtime so that it to returns 0 in x64?
Oct 20, 2025
winapi
assembly
64-bit
hook
patch
Hello World in ARM Assembly without data section
Oct 21, 2025
c
assembly
arm
shellcode
What does fs:0x30 provide in Linux?
Oct 19, 2025
assembly
x86-64
reverse-engineering
glibc
thread-local-storage
What is the "sub $16, %rsp" instruction being used for?
Oct 21, 2025
assembly
gcc
x86-64
calling-convention
Why can't we move directly 1 byte from stack's frame to register?
Oct 21, 2025
gcc
assembly
x86-64
calling-convention
function-parameter
x86 assembly 16 bit vs 8 bit immediate operand encoding
Oct 21, 2025
assembly
x86
machine-code
opcode
instruction-encoding
How is FASM a low level assembler and NASM a high level assembler?
Oct 21, 2025
assembly
nasm
fasm
How to get an objdump without NUL bytes?
Oct 21, 2025
assembly
x86
nasm
shellcode
objdump
What is the reason for different performance of the same implementation using icc, gcc and clang?
Oct 18, 2025
gcc
assembly
x86
simd
icc
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