nexus-am/libs/klib/include/klib-macros.h

49 lines
1.1 KiB
C

#ifndef __KLIB_MACROS_H__
#define __KLIB_MACROS_H__
#include <am.h>
#ifndef __cplusplus
typedef uint8_t bool;
#define false 0
#define true 1
#endif
#define ROUNDUP(a, sz) ((((uintptr_t)a)+(sz)-1) & ~((sz)-1))
#define ROUNDDOWN(a, sz) ((((uintptr_t)a)) & ~((sz)-1))
#define LENGTH(arr) (sizeof(arr) / sizeof((arr)[0]))
#define RANGE(st, ed) (_Area) { .start = (void *)(st), .end = (void *)(ed) }
#define IN_RANGE(ptr, area) ((area).start <= (ptr) && (ptr) < (area).end)
#define STRINGIFY(s) #s
#define TOSTRING(s) STRINGIFY(s)
#define _CONCAT(x, y) x ## y
#define CONCAT(x, y) _CONCAT(x, y)
#define static_assert(const_cond) \
static char CONCAT(_static_assert_, __LINE__) [(const_cond) ? 1 : -1] __attribute__((unused))
static inline void *upcast(uint32_t ptr) {
return (void *)(uintptr_t)ptr;
}
static inline void putstr(const char *s) {
while (*s) _putc(*s ++);
}
#define panic_on(cond, s) \
do { \
if (cond) { \
putstr("AM Panic: "); putstr(s); \
putstr(" @ " __FILE__ ":" TOSTRING(__LINE__) " \n"); \
_halt(1); \
} \
} while (0)
#define panic(s) panic_on(1, s)
#endif