DOKK / manpages / debian 13 / libsdl3-doc / SDL_HasMMX.3.en
SDL_HasMMX(3) SDL3 FUNCTIONS SDL_HasMMX(3)

SDL_HasMMX - Determine whether the CPU has MMX features.

Defined in SDL3/SDL_cpuinfo.h

#include "SDL3/SDL.h"
bool SDL_HasMMX(void);

This always returns false on CPUs that aren't using Intel instruction sets.

Returns true if the CPU has MMX features or false if not.

It is safe to call this function from any thread.

This function is available since SDL 3.2.0.

SDL 3.2.10 Simple Directmedia Layer