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Reorganized utf8-performance tests

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Now each function-string pair gets its own test path to track
a single performance result.

https://bugzilla.gnome.org/show_bug.cgi?id=738504
This commit is contained in:
Mikhail Zabaluev 2014-10-14 23:39:28 +03:00 committed by Matthias Clasen
parent b963565125
commit 401f78652c
1 changed files with 75 additions and 46 deletions
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121
glib/tests/utf8-performance.c
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@ -35,24 +35,33 @@ static const char str_cyrillic[] =
/* First sentence from the Wikipedia article: /* First sentence from the Wikipedia article:
* http://zh.wikipedia.org/w/index.php?title=%E6%B1%89%E5%AD%97&oldid=13053137 */ * http://zh.wikipedia.org/w/index.php?title=%E6%B1%89%E5%AD%97&oldid=13053137 */
static const char str_chinese[] = static const char str_han[] =
"漢字，亦稱中文字、中国字，在台灣又被稱為國字，是漢字文化圈廣泛使用的一種文字，屬於表意文字的詞素音節文字"; "漢字，亦稱中文字、中国字，在台灣又被稱為國字，是漢字文化圈廣泛使用的一種文字，屬於表意文字的詞素音節文字";
typedef int (* GrindFunc) (const char *, gsize); typedef int (* GrindFunc) (const char *, gsize);
#define GRIND_LOOP_BEGIN \
{ \
int i; \
for (i = 0; i < NUM_ITERATIONS; i++)
#define GRIND_LOOP_END \
}
static int static int
grind_get_char (const char *str, gsize len) grind_get_char (const char *str, gsize len)
{ {
gunichar acc = 0; gunichar acc = 0;
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
{ {
const char *p = str; const char *p = str;
while (*p) { while (*p)
acc += g_utf8_get_char (p); {
p = g_utf8_next_char (p); acc += g_utf8_get_char (p);
} p = g_utf8_next_char (p);
}
} }
GRIND_LOOP_END;
return acc; return acc;
} }
@ -60,28 +69,29 @@ static int
grind_get_char_validated (const char *str, gsize len) grind_get_char_validated (const char *str, gsize len)
{ {
gunichar acc = 0; gunichar acc = 0;
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
{ {
const char *p = str; const char *p = str;
while (*p) { while (*p)
acc += g_utf8_get_char_validated (p, -1); {
p = g_utf8_next_char (p); acc += g_utf8_get_char_validated (p, -1);
} p = g_utf8_next_char (p);
}
} }
GRIND_LOOP_END;
return acc; return acc;
} }
static int static int
grind_utf8_to_ucs4 (const char *str, gsize len) grind_utf8_to_ucs4 (const char *str, gsize len)
{ {
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
{ {
gunichar *ustr; gunichar *ustr;
ustr = g_utf8_to_ucs4 (str, -1, NULL, NULL, NULL); ustr = g_utf8_to_ucs4 (str, -1, NULL, NULL, NULL);
g_free (ustr); g_free (ustr);
} }
GRIND_LOOP_END;
return 0; return 0;
} }
@ -89,8 +99,7 @@ static int
grind_get_char_backwards (const char *str, gsize len) grind_get_char_backwards (const char *str, gsize len)
{ {
gunichar acc = 0; gunichar acc = 0;
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
{ {
const char *p = str + len; const char *p = str + len;
do do
@ -100,69 +109,78 @@ grind_get_char_backwards (const char *str, gsize len)
} }
while (p != str); while (p != str);
} }
GRIND_LOOP_END;
return acc; return acc;
} }
static int static int
grind_utf8_to_ucs4_sized (const char *str, gsize len) grind_utf8_to_ucs4_sized (const char *str, gsize len)
{ {
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
{ {
gunichar *ustr; gunichar *ustr;
ustr = g_utf8_to_ucs4 (str, len, NULL, NULL, NULL); ustr = g_utf8_to_ucs4 (str, len, NULL, NULL, NULL);
g_free (ustr); g_free (ustr);
} }
GRIND_LOOP_END;
return 0; return 0;
} }
static int static int
grind_utf8_to_ucs4_fast (const char *str, gsize len) grind_utf8_to_ucs4_fast (const char *str, gsize len)
{ {
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
{ {
gunichar *ustr; gunichar *ustr;
ustr = g_utf8_to_ucs4_fast (str, -1, NULL); ustr = g_utf8_to_ucs4_fast (str, -1, NULL);
g_free (ustr); g_free (ustr);
} }
GRIND_LOOP_END;
return 0; return 0;
} }
static int static int
grind_utf8_to_ucs4_fast_sized (const char *str, gsize len) grind_utf8_to_ucs4_fast_sized (const char *str, gsize len)
{ {
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
{ {
gunichar *ustr; gunichar *ustr;
ustr = g_utf8_to_ucs4_fast (str, len, NULL); ustr = g_utf8_to_ucs4_fast (str, len, NULL);
g_free (ustr); g_free (ustr);
} }
GRIND_LOOP_END;
return 0; return 0;
} }
static int static int
grind_utf8_validate (const char *str, gsize len) grind_utf8_validate (const char *str, gsize len)
{ {
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
g_utf8_validate (str, -1, NULL); g_utf8_validate (str, -1, NULL);
GRIND_LOOP_END;
return 0; return 0;
} }
static int static int
grind_utf8_validate_sized (const char *str, gsize len) grind_utf8_validate_sized (const char *str, gsize len)
{ {
int i; GRIND_LOOP_BEGIN
for (i = 0; i < NUM_ITERATIONS; i++)
g_utf8_validate (str, len, NULL); g_utf8_validate (str, len, NULL);
GRIND_LOOP_END;
return 0; return 0;
} }
typedef struct _GrindData {
GrindFunc func;
const char *str;
} GrindData;
static void static void
perform_for (GrindFunc grind_func, const char *str, const char *label) perform (gconstpointer data)
{ {
GrindData *gd = (GrindData *) data;
GrindFunc grind_func = gd->func;
const char *str = gd->str;
gsize len; gsize len;
gulong bytes_ground; gulong bytes_ground;
gdouble time_elapsed; gdouble time_elapsed;
@ -179,21 +197,32 @@ perform_for (GrindFunc grind_func, const char *str, const char *label)
result = ((gdouble) bytes_ground / time_elapsed) * 1.0e-6; result = ((gdouble) bytes_ground / time_elapsed) * 1.0e-6;
g_test_maximized_result (result, "%-9s %6.1f MB/s", label, result); g_test_maximized_result (result, "%7.1f MB/s", result);
g_slice_free (GrindData, gd);
} }
static void static void
perform (gconstpointer data) add_cases(const char *path, GrindFunc func)
{ {
GrindFunc grind_func = (GrindFunc) data; #define ADD_CASE(script) \
G_STMT_START { \
GrindData *gd; \
gchar *full_path; \
gd = g_slice_new0(GrindData); \
gd->func = func; \
gd->str = str_##script; \
full_path = g_strdup_printf("%s/" #script, path); \
g_test_add_data_func (full_path, gd, perform); \
g_free (full_path); \
} G_STMT_END
if (!g_test_perf ()) ADD_CASE(ascii);
return; ADD_CASE(latin1);
ADD_CASE(cyrillic);
ADD_CASE(han);
perform_for (grind_func, str_ascii, "ASCII:"); #undef ADD_CASE
perform_for (grind_func, str_latin1, "Latin-1:");
perform_for (grind_func, str_cyrillic, "Cyrillic:");
perform_for (grind_func, str_chinese, "Chinese:");
} }
int int
@ -203,15 +232,15 @@ main (int argc, char **argv)
if (g_test_perf ()) if (g_test_perf ())
{ {
g_test_add_data_func ("/utf8/perf/get_char", grind_get_char, perform); add_cases ("/utf8/perf/get_char", grind_get_char);
g_test_add_data_func ("/utf8/perf/get_char-backwards", grind_get_char_backwards, perform); add_cases ("/utf8/perf/get_char-backwards", grind_get_char_backwards);
g_test_add_data_func ("/utf8/perf/get_char_validated", grind_get_char_validated, perform); add_cases ("/utf8/perf/get_char_validated", grind_get_char_validated);
g_test_add_data_func ("/utf8/perf/utf8_to_ucs4", grind_utf8_to_ucs4, perform); add_cases ("/utf8/perf/utf8_to_ucs4", grind_utf8_to_ucs4);
g_test_add_data_func ("/utf8/perf/utf8_to_ucs4-sized", grind_utf8_to_ucs4_sized, perform); add_cases ("/utf8/perf/utf8_to_ucs4-sized", grind_utf8_to_ucs4_sized);
g_test_add_data_func ("/utf8/perf/utf8_to_ucs4_fast", grind_utf8_to_ucs4_fast, perform); add_cases ("/utf8/perf/utf8_to_ucs4_fast", grind_utf8_to_ucs4_fast);
g_test_add_data_func ("/utf8/perf/utf8_to_ucs4_fast-sized", grind_utf8_to_ucs4_fast_sized, perform); add_cases ("/utf8/perf/utf8_to_ucs4_fast-sized", grind_utf8_to_ucs4_fast_sized);
g_test_add_data_func ("/utf8/perf/utf8_validate", grind_utf8_validate, perform); add_cases ("/utf8/perf/utf8_validate", grind_utf8_validate);
g_test_add_data_func ("/utf8/perf/utf8_validate-sized", grind_utf8_validate_sized, perform); add_cases ("/utf8/perf/utf8_validate-sized", grind_utf8_validate_sized);
} }
return g_test_run (); return g_test_run ();