New posts in x86-64

How to print a single-precision float with printf

assembly printf x86-64 calling-convention

Using the extra 16 bits in 64-bit pointers

pointers 64-bit x86-64 memory-access

Why is there no "sub rsp" instruction in this function prologue and why are function parameters stored at negative rbp offsets?

c assembly x86-64 stack-memory red-zone

On which platforms does integer divide by zero trigger a floating point exception?

c++ c error-handling x86-64 divide-by-zero

Atomic double floating point or SSE/AVX vector load/store on x86_64

c++ assembly vectorization x86-64 stdatomic

Build Multiarch OpenSSL on OS X

macos openssl x86-64 i386

Floating point vs integer calculations on modern hardware

c++ x86 floating-point x86-64

Why does this function push RAX to the stack as the first operation?

c++ assembly x86 x86-64 abi

How to get c code to execute hex machine code?

c assembly x86 x86-64 shellcode

Using printf in assembly leads to empty output when piping, but works on the terminal

linux assembly printf x86-64 glibc

How do RIP-relative variable references like "[RIP + _a]" in x86-64 GAS Intel-syntax work?

assembly x86-64 gnu-assembler addressing-mode relative-addressing

Does gcc/g++ have a calling convention for x64 microsoft registers?

c assembly gcc x86-64 calling-convention

rbp not allowed as SIB base?

assembly x86 x86-64 machine-code addressing-mode

Printing an integer as a string with AT&T syntax, with Linux system calls instead of printf

linux assembly x86-64 att

Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?

performance optimization assembly x86-64 freepascal

The advantages of using 32bit registers/instructions in x86-64

gcc assembly x86-64 micro-optimization

Difference between movq and movabsq in x86-64

assembly x86-64 att instructions immediate-operand

Is a sign or zero extension required when adding a 32bit offset to a pointer for the x86-64 ABI?

assembly x86-64 compiler-optimization abi sign-extension

Is there a 128 bit integer in gcc?

c gcc x86-64 bigint 128-bit

Submit to App Store issues: Unsupported Architecture x86

ios xcode ios-simulator app-store-connect x86-64