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author | H.J. Lu <hongjiu.lu@intel.com> | 2010-03-24 12:14:03 -0700 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2010-03-24 12:14:03 -0700 |
commit | 8863605af91a9a930c0e92e87775cf22780451e0 (patch) | |
tree | 2f912c8cea8b34df32b8dff899eb6910fddfbacc /string | |
parent | c27849fbbf94f240704ac648f6b57daec08f0533 (diff) | |
download | glibc-8863605af91a9a930c0e92e87775cf22780451e0.zip glibc-8863605af91a9a930c0e92e87775cf22780451e0.tar.gz glibc-8863605af91a9a930c0e92e87775cf22780451e0.tar.bz2 |
Test case for last x86 memcmp problem
Diffstat (limited to 'string')
-rw-r--r-- | string/test-memcmp.c | 265 |
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); |