Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /proc/thread-self/root/usr/lib/llvm-6.0/include/polly/isl/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/*
 * Copyright 2008-2009 Katholieke Universiteit Leuven
 *
 * Use of this software is governed by the MIT license
 *
 * Written by Sven Verdoolaege, K.U.Leuven, Departement
 * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
 */

#ifndef ISL_HASH_H
#define ISL_HASH_H

#include <stdlib.h>
#include <isl/stdint.h>
#include <isl/ctx.h>

#if defined(__cplusplus)
extern "C" {
#endif

#define isl_hash_init()		(2166136261u)
#define isl_hash_byte(h,b)	do {					\
					h *= 16777619;			\
					h ^= b;				\
				} while(0)
#define isl_hash_hash(h,h2)						\
	do {								\
		isl_hash_byte(h, (h2) & 0xFF);				\
		isl_hash_byte(h, ((h2) >> 8) & 0xFF);			\
		isl_hash_byte(h, ((h2) >> 16) & 0xFF);			\
		isl_hash_byte(h, ((h2) >> 24) & 0xFF);			\
	} while(0)
#define isl_hash_bits(h,bits)						\
	((bits) == 32) ? (h) :						\
	((bits) >= 16) ?						\
	      ((h) >> (bits)) ^ ((h) & (((uint32_t)1 << (bits)) - 1)) :	\
	      (((h) >> (bits)) ^ (h)) & (((uint32_t)1 << (bits)) - 1)

uint32_t isl_hash_string(uint32_t hash, const char *s);
uint32_t isl_hash_mem(uint32_t hash, const void *p, size_t len);

#define isl_hash_builtin(h,l)	isl_hash_mem(h, &l, sizeof(l))

struct isl_hash_table_entry
{
	uint32_t  hash;
	void     *data;
};

struct isl_hash_table {
	int    bits;
	int    n;
	struct isl_hash_table_entry *entries;
};

struct isl_hash_table *isl_hash_table_alloc(struct isl_ctx *ctx, int min_size);
void isl_hash_table_free(struct isl_ctx *ctx, struct isl_hash_table *table);

int isl_hash_table_init(struct isl_ctx *ctx, struct isl_hash_table *table,
			int min_size);
void isl_hash_table_clear(struct isl_hash_table *table);
struct isl_hash_table_entry *isl_hash_table_find(struct isl_ctx *ctx,
				struct isl_hash_table *table,
				uint32_t key_hash,
				int (*eq)(const void *entry, const void *val),
				const void *val, int reserve);
isl_stat isl_hash_table_foreach(isl_ctx *ctx, struct isl_hash_table *table,
	isl_stat (*fn)(void **entry, void *user), void *user);
void isl_hash_table_remove(struct isl_ctx *ctx,
				struct isl_hash_table *table,
				struct isl_hash_table_entry *entry);

#if defined(__cplusplus)
}
#endif

#endif