[En-Nut-Discussion] Replacing compiler.h

[Nathan Moore]

> What's your proposal to split this into different headers? Where to put
> _NOP?

Ignoring (for now) all of your other points, then something along the lines of:

#if defined(__arm__)
#include <arch/arm/intrinsics.h>
#elif defined(__AVR__)
#include <arch/avr/intrinsics.h>
#elif defined(__AVR32__)
#include <arch/avr32/intrinsics.h>
...
#endif // arch intrinsics

Just a thought.