X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/986ce23ace2f7875a1a561bd947f435a7594146c..f044ca812256b421e793c4335ce1ffed74710a70:/lunaix-os/includes/lunaix/spike.h diff --git a/lunaix-os/includes/lunaix/spike.h b/lunaix-os/includes/lunaix/spike.h index 5ea8d47..a2a0e21 100644 --- a/lunaix-os/includes/lunaix/spike.h +++ b/lunaix-os/includes/lunaix/spike.h @@ -1,6 +1,8 @@ #ifndef __LUNAIX_SPIKE_H #define __LUNAIX_SPIKE_H +#include + /** Some helper functions. As helpful as Spike the Dragon! :) **/ // 除法 v/(2^k) 向上取整 @@ -20,8 +22,6 @@ #define MIN(a, b) ((a) < (b) ? (a) : (b)) #define MAX(a, b) ((a) > (b) ? (a) : (b)) -#define likely(x) __builtin_expect((x), 1) - /** * @brief Fast log base 2 for integer, utilizing constant unfolding. * Adopted from @@ -64,13 +64,13 @@ : 0) \ : (31 - __builtin_clz(x))) -#define __USER__ __attribute__((section(".usrtext"))) - -inline static void +inline static void noret spin() { - while (1) + volatile int __infloop = 1; + while (__infloop) ; + __builtin_unreachable(); } #ifndef __LUNAIXOS_NASSERT__ @@ -93,12 +93,12 @@ __assert_fail(const char* expr, const char* file, unsigned int line) #define assert(cond) (void)(cond); // assert nothing #define assert_msg(cond, msg) (void)(cond); // assert nothing -#endif // __LUNAIXOS_NASSERT__ +#endif // __LUNAIXOS_NASSERT__ -void +void noret panick(const char* msg); -void +void noret panickf(const char* fmt, ...); #define wait_until(cond) \