aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /string/test-strncmp.c
parent2.5-18.1 (diff)
downloadglibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz
glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.bz2
glibc-a334319f6530564d22e775935d9c91663623a1b4.zip
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'string/test-strncmp.c')
-rw-r--r--string/test-strncmp.c85
1 files changed, 4 insertions, 81 deletions
diff --git a/string/test-strncmp.c b/string/test-strncmp.c
index 5adf0eb311..431b64d6af 100644
--- a/string/test-strncmp.c
+++ b/string/test-strncmp.c
@@ -86,65 +86,6 @@ do_one_test (impl_t *impl, const char *s1, const char *s2, size_t n,
}
static void
-do_test_limit (size_t align1, size_t align2, size_t len, size_t n, int max_char,
- int exp_result)
-{
- size_t i, align_n;
- char *s1, *s2;
-
- if (n == 0)
- {
- s1 = (char*)(buf1 + page_size);
- s2 = (char*)(buf2 + page_size);
- if (HP_TIMING_AVAIL)
- printf ("Length %4zd/%4zd:", len, n);
-
- FOR_EACH_IMPL (impl, 0)
- do_one_test (impl, s1, s2, n, 0);
-
- if (HP_TIMING_AVAIL)
- putchar ('\n');
-
- return;
- }
-
- align1 &= 15;
- align2 &= 15;
- align_n = (page_size - n) & 15;
-
- s1 = (char*)(buf1 + page_size - n);
- s2 = (char*)(buf2 + page_size - n);
-
- if (align1 < align_n)
- s1 -= (align_n - align1);
-
- if (align2 < align_n)
- s2 -= (align_n - align2);
-
- for (i = 0; i < n; i++)
- s1[i] = s2[i] = 1 + 23 * i % max_char;
-
- if (len < n)
- {
- s1[len] = 0;
- s2[len] = 0;
- if (exp_result < 0)
- s2[len] = 32;
- else if (exp_result > 0)
- s1[len] = 64;
- }
-
- if (HP_TIMING_AVAIL)
- printf ("Length %4zd/%4zd, alignment %2zd/%2zd:", len, n, align1, align2);
-
- FOR_EACH_IMPL (impl, 0)
- do_one_test (impl, s1, s2, n, exp_result);
-
- if (HP_TIMING_AVAIL)
- putchar ('\n');
-}
-
-static void
do_test (size_t align1, size_t align2, size_t len, size_t n, int max_char,
int exp_result)
{
@@ -162,8 +103,8 @@ do_test (size_t align1, size_t align2, size_t len, size_t n, int max_char,
if (align2 + n + 1 >= page_size)
return;
- s1 = (char*)(buf1 + align1);
- s2 = (char*)(buf2 + align2);
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
for (i = 0; i < n; i++)
s1[i] = s2[i] = 1 + 23 * i % max_char;
@@ -183,7 +124,7 @@ do_test (size_t align1, size_t align2, size_t len, size_t n, int max_char,
printf ("Length %4zd/%4zd, alignment %2zd/%2zd:", len, n, align1, align2);
FOR_EACH_IMPL (impl, 0)
- do_one_test (impl, (char*)s1, (char*)s2, n, exp_result);
+ do_one_test (impl, s1, s2, n, exp_result);
if (HP_TIMING_AVAIL)
putchar ('\n');
@@ -267,7 +208,7 @@ do_random_tests (void)
FOR_EACH_IMPL (impl, 1)
{
- r = CALL (impl, (char*)(p1 + align1), (char*)(p2 + align2), size);
+ r = CALL (impl, p1 + align1, p2 + align2, size);
/* Test whether on 64-bit architectures where ABI requires
callee to promote has the promotion been done. */
asm ("" : "=g" (r) : "0" (r));
@@ -330,24 +271,6 @@ test_main (void)
do_test (2 * i, i, 8 << i, 16 << i, 255, 0);
do_test (2 * i, i, 8 << i, 16 << i, 255, 1);
}
-
- do_test_limit (0, 0, 0, 0, 127, 0);
- do_test_limit (4, 0, 21, 20, 127, 0);
- do_test_limit (0, 4, 21, 20, 127, 0);
- do_test_limit (8, 0, 25, 24, 127, 0);
- do_test_limit (0, 8, 25, 24, 127, 0);
-
- for (i = 0; i < 8; ++i)
- {
- do_test_limit (0, 0, 17 - i, 16 - i, 127, 0);
- do_test_limit (0, 0, 17 - i, 16 - i, 255, 0);
- do_test_limit (0, 0, 15 - i, 16 - i, 127, 0);
- do_test_limit (0, 0, 15 - i, 16 - i, 127, 1);
- do_test_limit (0, 0, 15 - i, 16 - i, 127, -1);
- do_test_limit (0, 0, 15 - i, 16 - i, 255, 0);
- do_test_limit (0, 0, 15 - i, 16 - i, 255, 1);
- do_test_limit (0, 0, 15 - i, 16 - i, 255, -1);
- }
do_random_tests ();
return ret;