281 lines
7.1 KiB
C
281 lines
7.1 KiB
C
#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#ifdef EINA_BENCH_HAVE_GLIB
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# include <glib.h>
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#endif
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#include <Eina.h>
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#include "Evas_Data.h"
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#include "Ecore_Data.h"
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#include "eina_hash.h"
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#include "eina_array.h"
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#include "eina_bench.h"
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#include "eina_rbtree.h"
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#include "eina_convert.h"
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#ifdef CITYHASH_BENCH
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// Hash function for a byte array.
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uint64_t CityHash64(const char *buf, size_t len);
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#endif
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int key_size;
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char *key_str=NULL;
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void repchar(int n)
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{
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key_str = (char *)malloc(n);
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int i;
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for (i = 0; i < n; i++)
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key_str[i] = 'a';
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}
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static void
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eina_bench_murmur_hash(int request)
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{
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unsigned int i;
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for (i = 0; i < (unsigned int)request; ++i)
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{
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char tmp_key[key_size];
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eina_convert_itoa(i, tmp_key);
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eina_strlcat(tmp_key, key_str, key_size);
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eina_hash_murmur3(tmp_key, key_size);
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}
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}
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#ifdef CITYHASH_BENCH
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static void
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eina_bench_cityhash(int request)
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{
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unsigned int i;
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for (i = 0; i < (unsigned int)request; ++i)
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{
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char tmp_key[key_size];
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eina_convert_itoa(i, tmp_key);
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eina_strlcat(tmp_key, key_str, key_size);
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CityHash64(tmp_key, key_size);
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}
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}
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#endif
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static void
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eina_bench_superfast_hash(int request)
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{
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unsigned int i;
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for (i = 0; i < (unsigned int)request; ++i)
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{
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char tmp_key[key_size];
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eina_convert_itoa(i, tmp_key);
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eina_strlcat(tmp_key, key_str, key_size);
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eina_hash_superfast(tmp_key, key_size);
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}
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}
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static void
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eina_bench_crchash(int request)
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{
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unsigned int i;
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for (i = 0; i < (unsigned int)request; ++i)
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{
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char tmp_key[key_size];
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eina_convert_itoa(i, tmp_key);
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eina_strlcat(tmp_key, key_str, key_size);
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eina_hash_crc(tmp_key, key_size);
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}
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}
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static void
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eina_bench_djb2_hash(int request)
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{
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unsigned int i;
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for (i = 0; i < (unsigned int)request; ++i)
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{
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char tmp_key[key_size];
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eina_convert_itoa(i, tmp_key);
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eina_strlcat(tmp_key, key_str, key_size);
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eina_hash_djb2(tmp_key, key_size);
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}
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}
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#ifdef EINA_BENCH_HAVE_GLIB
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static void
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eina_bench_ghash(int request)
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{
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unsigned int i;
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for (i = 0; i < (unsigned int)request; ++i)
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{
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char tmp_key[key_size];
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eina_convert_itoa(i, tmp_key);
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eina_strlcat(tmp_key, key_str, key_size);
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g_str_hash(key_str);
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}
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}
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#endif
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int
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evas_hash_gen(const char *key)
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{
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unsigned int hash_num = 5381;
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const unsigned char *ptr;
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if (!key)
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return 0;
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for (ptr = (unsigned char *)key; *ptr; ptr++)
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hash_num = (hash_num * 33) ^ *ptr;
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hash_num &= 0xff;
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return (int)hash_num;
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}
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static void
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eina_bench_evas_hash(int request)
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{
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unsigned int i;
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for (i = 0; i < (unsigned int)request; ++i)
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{
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char tmp_key[key_size];
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eina_convert_itoa(i, tmp_key);
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eina_strlcat(tmp_key, key_str, key_size);
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evas_hash_gen(tmp_key);
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}
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}
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typedef struct _Eina_Bench_Ecore Eina_Bench_Ecore;
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struct _Eina_Bench_Ecore
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{
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char *key;
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int value;
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};
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void eina_bench_crc_hash_short(Eina_Benchmark *bench)
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{
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key_size = 8; /* Length of string for small strings and pointers */
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key_size -= 5;
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repchar(key_size);
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eina_benchmark_register(bench, "superfast-lookup",
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EINA_BENCHMARK(
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eina_bench_superfast_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "djb2-lookup",
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EINA_BENCHMARK(
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eina_bench_djb2_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "murmur",
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EINA_BENCHMARK(
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eina_bench_murmur_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "crchash",
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EINA_BENCHMARK(
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eina_bench_crchash), 10, 80000, 10);
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#ifdef CITYHASH_BENCH
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eina_benchmark_register(bench, "cityhash",
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EINA_BENCHMARK(
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eina_bench_cityhash), 10, 80000, 10);
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#endif
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#ifdef EINA_BENCH_HAVE_GLIB
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eina_benchmark_register(bench, "ghash-lookup",
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EINA_BENCHMARK(
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eina_bench_ghash), 10, 80000, 10);
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#endif
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eina_benchmark_register(bench, "evas-lookup",
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EINA_BENCHMARK(
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eina_bench_evas_hash), 10, 80000, 10);
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}
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void eina_bench_crc_hash_medium(Eina_Benchmark *bench)
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{
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key_size = 32; /* Length of medium sized string, normally for filenames */
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key_size -= 5;
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repchar(key_size);
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eina_benchmark_register(bench, "superfast-lookup",
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EINA_BENCHMARK(
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eina_bench_superfast_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "djb2-lookup",
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EINA_BENCHMARK(
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eina_bench_djb2_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "murmur",
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EINA_BENCHMARK(
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eina_bench_murmur_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "crchash",
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EINA_BENCHMARK(
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eina_bench_crchash), 10, 80000, 10);
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#ifdef CITYHASH_BENCH
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eina_benchmark_register(bench, "cityhash",
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EINA_BENCHMARK(
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eina_bench_cityhash), 10, 80000, 10);
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#endif
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#ifdef EINA_BENCH_HAVE_GLIB
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eina_benchmark_register(bench, "ghash-lookup",
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EINA_BENCHMARK(
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eina_bench_ghash), 10, 80000, 10);
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#endif
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eina_benchmark_register(bench, "evas-lookup",
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EINA_BENCHMARK(
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eina_bench_evas_hash), 10, 80000, 10);
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}
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void eina_bench_crc_hash_large(Eina_Benchmark *bench)
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{
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key_size = 256; /* Length of large strings, normally for filepath */
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key_size -= 5;
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repchar(key_size);
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eina_benchmark_register(bench, "superfast-lookup",
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EINA_BENCHMARK(
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eina_bench_superfast_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "djb2-lookup",
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EINA_BENCHMARK(
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eina_bench_djb2_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "murmur",
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EINA_BENCHMARK(
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eina_bench_murmur_hash), 10, 80000, 10);
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eina_benchmark_register(bench, "crchash",
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EINA_BENCHMARK(
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eina_bench_crchash), 10, 80000, 10);
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#ifdef CITYHASH_BENCH
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eina_benchmark_register(bench, "cityhash",
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EINA_BENCHMARK(
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eina_bench_cityhash), 10, 80000, 10);
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#endif
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#ifdef EINA_BENCH_HAVE_GLIB
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eina_benchmark_register(bench, "ghash-lookup",
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EINA_BENCHMARK(
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eina_bench_ghash), 10, 80000, 10);
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#endif
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eina_benchmark_register(bench, "evas-lookup",
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EINA_BENCHMARK(
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eina_bench_evas_hash), 10, 80000, 10);
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}
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