ref: 1b0eb3b4437a74231451a95225233fada1039876
dir: /llt/llt.h/
#ifndef __LLT_H_ #define __LLT_H_ #include "platform.h" #include "utf8.h" #include "ios.h" #include "bitvector.h" #include "htableh.inc" HTPROT(ptrhash) #ifdef __GNUC__ #define __unlikely(x) __builtin_expect(!!(x), 0) #define __likely(x) __builtin_expect(!!(x), 1) #else #define __unlikely(x) (x) #define __likely(x) (x) #endif #ifdef BOEHM_GC /* boehm GC allocator */ #include <gc.h> #define LLT_ALLOC(n) GC_MALLOC(n) #define LLT_REALLOC(p,n) GC_REALLOC((p),(n)) #define LLT_FREE(x) USED(x) #else /* standard allocator */ #define LLT_ALLOC(n) malloc(n) #define LLT_REALLOC(p,n) realloc((p),(n)) #define LLT_FREE(x) free(x) #endif #define bswap_16(x) (((x) & 0x00ff) << 8 | ((x) & 0xff00) >> 8) #define bswap_32(x) \ ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \ (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24)) #define bswap_64(x) \ (uint64_t)bswap_32((x) & 0xffffffffULL)<<32 | \ (uint64_t)bswap_32(((x)>>32) & 0xffffffffULL) #define DBL_MAXINT (1LL<<53) #define FLT_MAXINT (1<<24) #define BIT63 0x8000000000000000ULL #define BIT31 0x80000000UL #ifdef BITS64 #define NBITS 64 #define TOP_BIT BIT63 typedef uint64_t lltuint_t; typedef int64_t lltint_t; #else #define NBITS 32 #define TOP_BIT BIT31 typedef uint32_t lltuint_t; typedef int32_t lltint_t; #endif #define LOG2_10 3.3219280948873626 #define rel_zero(a, b) (fabs((a)/(b)) < DBL_EPSILON) #define sign_bit(r) ((*(uint64_t*)&(r)) & BIT63) #define LABS(n) (((n)^((n)>>(NBITS-1))) - ((n)>>(NBITS-1))) #define NBABS(n,nb) (((n)^((n)>>((nb)-1))) - ((n)>>((nb)-1))) #define DFINITE(d) (((*(uint64_t*)&(d))&0x7ff0000000000000ULL)!=0x7ff0000000000000ULL) #define LLT_ALIGN(x, sz) (((x) + (sz-1)) & (-sz)) // a mask with n set lo or hi bits #define lomask(n) (uint32_t)((((uint32_t)1)<<(n))-1) extern double D_PNAN, D_NNAN, D_PINF, D_NINF; extern float F_PNAN, F_NNAN, F_PINF, F_NINF; /* timefuncs.c */ uint64_t i64time(void); double clock_now(void); void timestring(double seconds, char *buffer, size_t len); double parsetime(const char *str); void sleep_ms(int ms); /* hashing.c */ lltuint_t nextipow2(lltuint_t i); uint32_t int32hash(uint32_t a); uint64_t int64hash(uint64_t key); uint32_t int64to32hash(uint64_t key); uint64_t memhash(const char* buf, size_t n); uint32_t memhash32(const char* buf, size_t n); /* random.c */ #define random() genrand_int32() #define srandom(n) init_genrand(n) double rand_double(void); float rand_float(void); double randn(void); void randomize(void); uint32_t genrand_int32(void); void init_genrand(uint32_t s); uint64_t i64time(void); /* utils.c */ char *uint2str(char *dest, size_t len, uint64_t num, uint32_t base); int str2int(char *str, size_t len, int64_t *res, uint32_t base); int isdigit_base(char c, int base); void llt_init(void); #endif