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strchr: Add additional benchmarks and tests

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This patch adds additional benchmarks and tests for string size of
4096 and several benchmarks for string size 256 with different
alignments.
This commit is contained in:
noah
2021-02-03 00:39:00 -05:00
committed by H.J. Lu
parent 1f745ecc21
commit a00e2fe3df
2 changed files with 50 additions and 2 deletions
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26
benchtests/bench-strchr.c
View File

@ -100,7 +100,7 @@ do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char)
size_t i; size_t i;
CHAR *result; CHAR *result;
CHAR *buf = (CHAR *) buf1; CHAR *buf = (CHAR *) buf1;
align &= 15; align &= 127;
if ((align + len) * sizeof (CHAR) >= page_size) if ((align + len) * sizeof (CHAR) >= page_size)
return; return;
@ -151,12 +151,24 @@ test_main (void)
do_test (i, 16 << i, 2048, SMALL_CHAR, MIDDLE_CHAR); do_test (i, 16 << i, 2048, SMALL_CHAR, MIDDLE_CHAR);
} }
for (i = 1; i < 8; ++i)
{
do_test (0, 16 << i, 4096, SMALL_CHAR, MIDDLE_CHAR);
do_test (i, 16 << i, 4096, SMALL_CHAR, MIDDLE_CHAR);
}
for (i = 1; i < 8; ++i) for (i = 1; i < 8; ++i)
{ {
do_test (i, 64, 256, SMALL_CHAR, MIDDLE_CHAR); do_test (i, 64, 256, SMALL_CHAR, MIDDLE_CHAR);
do_test (i, 64, 256, SMALL_CHAR, BIG_CHAR); do_test (i, 64, 256, SMALL_CHAR, BIG_CHAR);
} }
for (i = 0; i < 8; ++i)
{
do_test (16 * i, 256, 512, SMALL_CHAR, MIDDLE_CHAR);
do_test (16 * i, 256, 512, SMALL_CHAR, BIG_CHAR);
}
for (i = 0; i < 32; ++i) for (i = 0; i < 32; ++i)
{ {
do_test (0, i, i + 1, SMALL_CHAR, MIDDLE_CHAR); do_test (0, i, i + 1, SMALL_CHAR, MIDDLE_CHAR);
@ -169,12 +181,24 @@ test_main (void)
do_test (i, 16 << i, 2048, 0, MIDDLE_CHAR); do_test (i, 16 << i, 2048, 0, MIDDLE_CHAR);
} }
for (i = 1; i < 8; ++i)
{
do_test (0, 16 << i, 4096, 0, MIDDLE_CHAR);
do_test (i, 16 << i, 4096, 0, MIDDLE_CHAR);
}
for (i = 1; i < 8; ++i) for (i = 1; i < 8; ++i)
{ {
do_test (i, 64, 256, 0, MIDDLE_CHAR); do_test (i, 64, 256, 0, MIDDLE_CHAR);
do_test (i, 64, 256, 0, BIG_CHAR); do_test (i, 64, 256, 0, BIG_CHAR);
} }
for (i = 0; i < 8; ++i)
{
do_test (16 * i, 256, 512, 0, MIDDLE_CHAR);
do_test (16 * i, 256, 512, 0, BIG_CHAR);
}
for (i = 0; i < 32; ++i) for (i = 0; i < 32; ++i)
{ {
do_test (0, i, i + 1, 0, MIDDLE_CHAR); do_test (0, i, i + 1, 0, MIDDLE_CHAR);

26
string/test-strchr.c
View File

@ -130,7 +130,7 @@ do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char)
size_t i; size_t i;
CHAR *result; CHAR *result;
CHAR *buf = (CHAR *) buf1; CHAR *buf = (CHAR *) buf1;
align &= 15; align &= 127;
if ((align + len) * sizeof (CHAR) >= page_size) if ((align + len) * sizeof (CHAR) >= page_size)
return; return;
@ -259,12 +259,24 @@ test_main (void)
do_test (i, 16 << i, 2048, SMALL_CHAR, MIDDLE_CHAR); do_test (i, 16 << i, 2048, SMALL_CHAR, MIDDLE_CHAR);
} }
for (i = 1; i < 8; ++i)
{
do_test (0, 16 << i, 4096, SMALL_CHAR, MIDDLE_CHAR);
do_test (i, 16 << i, 4096, SMALL_CHAR, MIDDLE_CHAR);
}
for (i = 1; i < 8; ++i) for (i = 1; i < 8; ++i)
{ {
do_test (i, 64, 256, SMALL_CHAR, MIDDLE_CHAR); do_test (i, 64, 256, SMALL_CHAR, MIDDLE_CHAR);
do_test (i, 64, 256, SMALL_CHAR, BIG_CHAR); do_test (i, 64, 256, SMALL_CHAR, BIG_CHAR);
} }
for (i = 0; i < 8; ++i)
{
do_test (16 * i, 256, 512, SMALL_CHAR, MIDDLE_CHAR);
do_test (16 * i, 256, 512, SMALL_CHAR, BIG_CHAR);
}
for (i = 0; i < 32; ++i) for (i = 0; i < 32; ++i)
{ {
do_test (0, i, i + 1, SMALL_CHAR, MIDDLE_CHAR); do_test (0, i, i + 1, SMALL_CHAR, MIDDLE_CHAR);
@ -277,12 +289,24 @@ test_main (void)
do_test (i, 16 << i, 2048, 0, MIDDLE_CHAR); do_test (i, 16 << i, 2048, 0, MIDDLE_CHAR);
} }
for (i = 1; i < 8; ++i)
{
do_test (0, 16 << i, 4096, 0, MIDDLE_CHAR);
do_test (i, 16 << i, 4096, 0, MIDDLE_CHAR);
}
for (i = 1; i < 8; ++i) for (i = 1; i < 8; ++i)
{ {
do_test (i, 64, 256, 0, MIDDLE_CHAR); do_test (i, 64, 256, 0, MIDDLE_CHAR);
do_test (i, 64, 256, 0, BIG_CHAR); do_test (i, 64, 256, 0, BIG_CHAR);
} }
for (i = 0; i < 8; ++i)
{
do_test (16 * i, 256, 512, 0, MIDDLE_CHAR);
do_test (16 * i, 256, 512, 0, BIG_CHAR);
}
for (i = 0; i < 32; ++i) for (i = 0; i < 32; ++i)
{ {
do_test (0, i, i + 1, 0, MIDDLE_CHAR); do_test (0, i, i + 1, 0, MIDDLE_CHAR);