krak/zstd
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Code Issues Releases 1 Activity

internal benchmark: can select size of generated synthetic sample

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This commit is contained in:
Yann Collet 2024-02-20 15:47:09 -08:00
parent 83598aa106
commit 7a225c0c46
2 changed files with 710 additions and 423 deletions
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1121
programs/benchzstd.c
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12
programs/lorem.c
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@ -95,8 +95,8 @@ static const unsigned kNbWords = sizeof(kWords) / sizeof(kWords[0]);
/* simple 1-dimension distribution, based on word's length, favors small words /* simple 1-dimension distribution, based on word's length, favors small words
*/ */
static const int kWeights[] = { 0, 8, 6, 4, 3, 2 }; static const int kWeights[] = { 0, 8, 6, 4, 3, 2 };
static const unsigned kNbWeights = sizeof(kWeights) / sizeof(kWeights[0]); static const size_t kNbWeights = sizeof(kWeights) / sizeof(kWeights[0]);
#define DISTRIB_SIZE_MAX 650 #define DISTRIB_SIZE_MAX 650
static int g_distrib[DISTRIB_SIZE_MAX] = { 0 }; static int g_distrib[DISTRIB_SIZE_MAX] = { 0 };
@ -106,12 +106,12 @@ static void countFreqs(
const char* words[], const char* words[],
size_t nbWords, size_t nbWords,
const int* weights, const int* weights,
unsigned long nbWeights) size_t nbWeights)
{ {
unsigned total = 0; unsigned total = 0;
size_t w; size_t w;
for (w = 0; w < nbWords; w++) { for (w = 0; w < nbWords; w++) {
unsigned long len = strlen(words[w]); size_t len = strlen(words[w]);
int lmax; int lmax;
if (len >= nbWeights) if (len >= nbWeights)
len = nbWeights - 1; len = nbWeights - 1;
@ -126,12 +126,12 @@ static void init_word_distrib(
const char* words[], const char* words[],
size_t nbWords, size_t nbWords,
const int* weights, const int* weights,
unsigned long nbWeights) size_t nbWeights)
{ {
size_t w, d = 0; size_t w, d = 0;
countFreqs(words, nbWords, weights, nbWeights); countFreqs(words, nbWords, weights, nbWeights);
for (w = 0; w < nbWords; w++) { for (w = 0; w < nbWords; w++) {
unsigned long len = strlen(words[w]); size_t len = strlen(words[w]);
int l, lmax; int l, lmax;
if (len >= nbWeights) if (len >= nbWeights)
len = nbWeights - 1; len = nbWeights - 1;