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authorH.J. Lu <hongjiu.lu@intel.com>2010-03-24 12:14:03 -0700
committerUlrich Drepper <drepper@redhat.com>2010-03-24 12:14:03 -0700
commit8863605af91a9a930c0e92e87775cf22780451e0 (patch)
tree2f912c8cea8b34df32b8dff899eb6910fddfbacc /string
parentc27849fbbf94f240704ac648f6b57daec08f0533 (diff)
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Test case for last x86 memcmp problem
Diffstat (limited to 'string')
-rw-r--r--string/test-memcmp.c265
1 files changed, 261 insertions, 4 deletions
diff --git a/string/test-memcmp.c b/string/test-memcmp.c
index af07a5e..3040e21 100644
--- a/string/test-memcmp.c
+++ b/string/test-memcmp.c
@@ -37,9 +37,9 @@ simple_memcmp (const char *s1, const char *s2, size_t n)
return ret;
}
-static void
-do_one_test (impl_t *impl, const char *s1, const char *s2, size_t len,
- int exp_result)
+static int
+check_result (impl_t *impl, const char *s1, const char *s2, size_t len,
+ int exp_result)
{
int result = CALL (impl, s1, s2, len);
if ((exp_result == 0 && result != 0)
@@ -49,9 +49,19 @@ do_one_test (impl_t *impl, const char *s1, const char *s2, size_t len,
error (0, 0, "Wrong result in function %s %d %d", impl->name,
result, exp_result);
ret = 1;
- return;
+ return -1;
}
+ return 0;
+}
+
+static void
+do_one_test (impl_t *impl, const char *s1, const char *s2, size_t len,
+ int exp_result)
+{
+ if (check_result (impl, s1, s2, len, exp_result) < 0)
+ return;
+
if (HP_TIMING_AVAIL)
{
hp_timing_t start __attribute ((unused));
@@ -177,6 +187,251 @@ do_random_tests (void)
}
}
+static void
+check1 (void)
+{
+ char s1[116], s2[116];
+ int n, exp_result;
+
+ s1[0] = -108;
+ s2[0] = -108;
+ s1[1] = 99;
+ s2[1] = 99;
+ s1[2] = -113;
+ s2[2] = -113;
+ s1[3] = 1;
+ s2[3] = 1;
+ s1[4] = 116;
+ s2[4] = 116;
+ s1[5] = 99;
+ s2[5] = 99;
+ s1[6] = -113;
+ s2[6] = -113;
+ s1[7] = 1;
+ s2[7] = 1;
+ s1[8] = 84;
+ s2[8] = 84;
+ s1[9] = 99;
+ s2[9] = 99;
+ s1[10] = -113;
+ s2[10] = -113;
+ s1[11] = 1;
+ s2[11] = 1;
+ s1[12] = 52;
+ s2[12] = 52;
+ s1[13] = 99;
+ s2[13] = 99;
+ s1[14] = -113;
+ s2[14] = -113;
+ s1[15] = 1;
+ s2[15] = 1;
+ s1[16] = -76;
+ s2[16] = -76;
+ s1[17] = -14;
+ s2[17] = -14;
+ s1[18] = -109;
+ s2[18] = -109;
+ s1[19] = 1;
+ s2[19] = 1;
+ s1[20] = -108;
+ s2[20] = -108;
+ s1[21] = -14;
+ s2[21] = -14;
+ s1[22] = -109;
+ s2[22] = -109;
+ s1[23] = 1;
+ s2[23] = 1;
+ s1[24] = 84;
+ s2[24] = 84;
+ s1[25] = -15;
+ s2[25] = -15;
+ s1[26] = -109;
+ s2[26] = -109;
+ s1[27] = 1;
+ s2[27] = 1;
+ s1[28] = 52;
+ s2[28] = 52;
+ s1[29] = -15;
+ s2[29] = -15;
+ s1[30] = -109;
+ s2[30] = -109;
+ s1[31] = 1;
+ s2[31] = 1;
+ s1[32] = 20;
+ s2[32] = 20;
+ s1[33] = -15;
+ s2[33] = -15;
+ s1[34] = -109;
+ s2[34] = -109;
+ s1[35] = 1;
+ s2[35] = 1;
+ s1[36] = 20;
+ s2[36] = 20;
+ s1[37] = -14;
+ s2[37] = -14;
+ s1[38] = -109;
+ s2[38] = -109;
+ s1[39] = 1;
+ s2[39] = 1;
+ s1[40] = 52;
+ s2[40] = 52;
+ s1[41] = -14;
+ s2[41] = -14;
+ s1[42] = -109;
+ s2[42] = -109;
+ s1[43] = 1;
+ s2[43] = 1;
+ s1[44] = 84;
+ s2[44] = 84;
+ s1[45] = -14;
+ s2[45] = -14;
+ s1[46] = -109;
+ s2[46] = -109;
+ s1[47] = 1;
+ s2[47] = 1;
+ s1[48] = 116;
+ s2[48] = 116;
+ s1[49] = -14;
+ s2[49] = -14;
+ s1[50] = -109;
+ s2[50] = -109;
+ s1[51] = 1;
+ s2[51] = 1;
+ s1[52] = 116;
+ s2[52] = 116;
+ s1[53] = -15;
+ s2[53] = -15;
+ s1[54] = -109;
+ s2[54] = -109;
+ s1[55] = 1;
+ s2[55] = 1;
+ s1[56] = -44;
+ s2[56] = -44;
+ s1[57] = -14;
+ s2[57] = -14;
+ s1[58] = -109;
+ s2[58] = -109;
+ s1[59] = 1;
+ s2[59] = 1;
+ s1[60] = -108;
+ s2[60] = -108;
+ s1[61] = -15;
+ s2[61] = -15;
+ s1[62] = -109;
+ s2[62] = -109;
+ s1[63] = 1;
+ s2[63] = 1;
+ s1[64] = -76;
+ s2[64] = -76;
+ s1[65] = -15;
+ s2[65] = -15;
+ s1[66] = -109;
+ s2[66] = -109;
+ s1[67] = 1;
+ s2[67] = 1;
+ s1[68] = -44;
+ s2[68] = -44;
+ s1[69] = -15;
+ s2[69] = -15;
+ s1[70] = -109;
+ s2[70] = -109;
+ s1[71] = 1;
+ s2[71] = 1;
+ s1[72] = -12;
+ s2[72] = -12;
+ s1[73] = -15;
+ s2[73] = -15;
+ s1[74] = -109;
+ s2[74] = -109;
+ s1[75] = 1;
+ s2[75] = 1;
+ s1[76] = -12;
+ s2[76] = -12;
+ s1[77] = -14;
+ s2[77] = -14;
+ s1[78] = -109;
+ s2[78] = -109;
+ s1[79] = 1;
+ s2[79] = 1;
+ s1[80] = 20;
+ s2[80] = -68;
+ s1[81] = -12;
+ s2[81] = 64;
+ s1[82] = -109;
+ s2[82] = -106;
+ s1[83] = 1;
+ s2[83] = 1;
+ s1[84] = -12;
+ s2[84] = -12;
+ s1[85] = -13;
+ s2[85] = -13;
+ s1[86] = -109;
+ s2[86] = -109;
+ s1[87] = 1;
+ s2[87] = 1;
+ s1[88] = -44;
+ s2[88] = -44;
+ s1[89] = -13;
+ s2[89] = -13;
+ s1[90] = -109;
+ s2[90] = -109;
+ s1[91] = 1;
+ s2[91] = 1;
+ s1[92] = -76;
+ s2[92] = -76;
+ s1[93] = -13;
+ s2[93] = -13;
+ s1[94] = -109;
+ s2[94] = -109;
+ s1[95] = 1;
+ s2[95] = 1;
+ s1[96] = -108;
+ s2[96] = -108;
+ s1[97] = -13;
+ s2[97] = -13;
+ s1[98] = -109;
+ s2[98] = -109;
+ s1[99] = 1;
+ s2[99] = 1;
+ s1[100] = 116;
+ s2[100] = 116;
+ s1[101] = -13;
+ s2[101] = -13;
+ s1[102] = -109;
+ s2[102] = -109;
+ s1[103] = 1;
+ s2[103] = 1;
+ s1[104] = 84;
+ s2[104] = 84;
+ s1[105] = -13;
+ s2[105] = -13;
+ s1[106] = -109;
+ s2[106] = -109;
+ s1[107] = 1;
+ s2[107] = 1;
+ s1[108] = 52;
+ s2[108] = 52;
+ s1[109] = -13;
+ s2[109] = -13;
+ s1[110] = -109;
+ s2[110] = -109;
+ s1[111] = 1;
+ s2[111] = 1;
+ s1[112] = 20;
+ s2[112] = 20;
+ s1[113] = -13;
+ s2[113] = -13;
+ s1[114] = -109;
+ s2[114] = -109;
+ s1[115] = 1;
+ s2[115] = 1;
+
+ n = 116;
+ exp_result = simple_memcmp (s1, s2, n);
+ FOR_EACH_IMPL (impl, 0)
+ check_result (impl, s1, s2, n, exp_result);
+}
+
int
test_main (void)
{
@@ -184,6 +439,8 @@ test_main (void)
test_init ();
+ check1 ();
+
printf ("%23s", "");
FOR_EACH_IMPL (impl, 0)
printf ("\t%s", impl->name);