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| author | H.J. Lu <hjl.tools@gmail.com> | 2016-04-01 10:00:01 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2016-04-01 10:00:12 -0700 |
| commit | 344303f3cfc072469c7c32de90952871c108afd5 (patch) | |
| tree | 0ec61ee834a4cf6c2b540c07f78cede7dda54937 | |
| parent | aea44bf61aa3f27acbdb7648b6f5dc8882a8987b (diff) | |
| download | glibc-344303f3cfc072469c7c32de90952871c108afd5.tar.gz glibc-344303f3cfc072469c7c32de90952871c108afd5.tar.xz glibc-344303f3cfc072469c7c32de90952871c108afd5.zip | |
Test 64-byte alignment in memset benchtest
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.
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | benchtests/bench-memset.c | 7 |
2 files changed, 12 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog index 160777ad65..fc86116912 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 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 alignment. diff --git a/benchtests/bench-memset.c b/benchtests/bench-memset.c index 6d3218a122..98ec257b3e 100644 --- a/benchtests/bench-memset.c +++ b/benchtests/bench-memset.c @@ -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; } |