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Test 64-byte alignment in memset benchtest

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Add 64-byte alignment tests in memset benchtest for 64-byte vector
registers.

	* benchtests/bench-memset.c (do_test): Support 64-byte
	alignment.
	(test_main): Test 64-byte alignment.
This commit is contained in:
H.J. Lu 2016-04-01 10:00:01 -07:00
parent aea44bf61a
commit 344303f3cf
2 changed files with 12 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2016-04-01 H.J. Lu <hongjiu.lu@intel.com>
* benchtests/bench-memset.c (do_test): Support 64-byte
alignment.
(test_main): Test 64-byte alignment.
2016-04-01 H.J. Lu <hongjiu.lu@intel.com>
* benchtests/bench-memmove.c (test_main): Test 64-byte

7
benchtests/bench-memset.c
View File

@ -134,7 +134,7 @@ do_one_test (impl_t *impl, CHAR *s, int c __attribute ((unused)), size_t n)
static void
do_test (size_t align, int c, size_t len)
{
align &= 7;
align &= 63;
if ((align + len) * sizeof (CHAR) > page_size)
return;
@ -181,6 +181,11 @@ test_main (void)
do_test (4, c, 64);
do_test (2, c, 25);
}
for (i = 33; i <= 256; i += 4)
{
do_test (0, c, 32 * i);
do_test (i, c, 32 * i);
}
return ret;
}