defs.h File Reference

#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

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Macros
#define	ALIGNED(alignment)   __attribute__((aligned(alignment)))
	GCC aligned attribute.
#define	PACKED   __attribute__((packed))
	GCC packed attribute.
#define	NORETURN   __attribute__((noreturn))
	GCC noreturn function attribute.
#define	NOINLINE   __attribute__((noinline))
	GCC noinline function attribute.
#define	CONST_FUNC   __attribute__((const))
	GCC const function attribute.
#define	PURE   __attribute__((pure))
	GCC.
#define	CONCAT(a, b)   CONCAT_INNER(a, b)
	Concatenates two tokens.
#define	CONCAT_INNER(a, b)   a##b
#define	RED_ZONE_SIZE   128
	The size of the red zone in bytes.
#define	UNUSED(x)   (void)(x)
	Mark a variable as unused.
#define	UNUSED_FUNC   __attribute__((unused))
	GCC unused function attribute.
#define	ARRAY_SIZE(x)   ((size_t)(sizeof(x) / sizeof((x)[0])))
	Get the number of elements in a static array.
#define	LIKELY(x)   __builtin_expect(!!(x), 1)
	Mark a condition as likely.
#define	UNLIKELY(x)   __builtin_expect(!!(x), 0)
	Mark a condition as unlikely.
#define	CONSTRUCTOR(priority)   __attribute__((used, constructor(priority)))
	GCC constructor function attribute.
#define	DESTRUCTOR(priority)   __attribute__((used, destructor(priority)))
	GCC destructor function attribute.
#define	ASM(...)   __asm__ volatile(__VA_ARGS__)
	Inline assembly macro.