diff options
| -rw-r--r-- | ChangeLog | 12 | ||||
| -rw-r--r-- | NEWS | 4 | ||||
| -rw-r--r-- | math/libm-test.inc | 33 | ||||
| -rw-r--r-- | sysdeps/ieee754/dbl-64/wordsize-64/s_remquo.c | 2 |
4 files changed, 34 insertions, 17 deletions
@@ -1,3 +1,15 @@ +2015-02-13 Joseph Myers <joseph@codesourcery.com> + + [BZ #17569] + * sysdeps/ieee754/dbl-64/wordsize-64/s_remquo.c (__remquo): + Compute absolute value of x as modified by fmod, not original + value of x. + * math/libm-test.inc (RUN_TEST_ffI_f1): Rename to + RUN_TEST_ffI_f1_mod8. Check extra return value mod 8. + (RUN_TEST_LOOP_ffI_f1): Rename to RUN_TEST_LOOP_ffI_f1_mod8. Call + RUN_TEST_ffI_f1_mod8. + (remquo_test_data): Add more tests. + 2015-02-13 Roland McGrath <roland@hack.frob.com> * sysdeps/init_array/pt-crti.S: New file. @@ -9,8 +9,8 @@ Version 2.22 * The following bugs are resolved with this release: - 4719, 15467, 15790, 16560, 17912, 17932, 17944, 17949, 17964, 17965, - 17967, 17969. + 4719, 15467, 15790, 16560, 17569, 17912, 17932, 17944, 17949, 17964, + 17965, 17967, 17969. Version 2.21 diff --git a/math/libm-test.inc b/math/libm-test.inc index aa7ba2b..2f3902a 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -1461,9 +1461,9 @@ struct test_fFF_11_data (ARRAY)[i].RM_##ROUNDING_MODE.extra_test, \ (ARRAY)[i].RM_##ROUNDING_MODE.extra_expected); \ ROUND_RESTORE_ ## ROUNDING_MODE -#define RUN_TEST_ffI_f1(ARG_STR, FUNC_NAME, ARG1, ARG2, EXPECTED, \ - EXCEPTIONS, EXTRA_VAR, EXTRA_TEST, \ - EXTRA_EXPECTED) \ +#define RUN_TEST_ffI_f1_mod8(ARG_STR, FUNC_NAME, ARG1, ARG2, EXPECTED, \ + EXCEPTIONS, EXTRA_VAR, EXTRA_TEST, \ + EXTRA_EXPECTED) \ do \ if (enable_test (EXCEPTIONS)) \ { \ @@ -1474,22 +1474,22 @@ struct test_fFF_11_data EXPECTED, EXCEPTIONS); \ EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \ if (EXTRA_TEST) \ - check_int (extra1_name, EXTRA_VAR, EXTRA_EXPECTED, 0); \ + check_int (extra1_name, (EXTRA_VAR) % 8, EXTRA_EXPECTED, 0); \ EXTRA_OUTPUT_TEST_CLEANUP (1); \ COMMON_TEST_CLEANUP; \ } \ while (0) -#define RUN_TEST_LOOP_ffI_f1(FUNC_NAME, ARRAY, ROUNDING_MODE, \ - EXTRA_VAR) \ +#define RUN_TEST_LOOP_ffI_f1_mod8(FUNC_NAME, ARRAY, ROUNDING_MODE, \ + EXTRA_VAR) \ IF_ROUND_INIT_ ## ROUNDING_MODE \ for (size_t i = 0; i < sizeof (ARRAY) / sizeof (ARRAY)[0]; i++) \ - RUN_TEST_ffI_f1 ((ARRAY)[i].arg_str, FUNC_NAME, \ - (ARRAY)[i].arg1, (ARRAY)[i].arg2, \ - (ARRAY)[i].RM_##ROUNDING_MODE.expected, \ - (ARRAY)[i].RM_##ROUNDING_MODE.exceptions, \ - EXTRA_VAR, \ - (ARRAY)[i].RM_##ROUNDING_MODE.extra_test, \ - (ARRAY)[i].RM_##ROUNDING_MODE.extra_expected); \ + RUN_TEST_ffI_f1_mod8 ((ARRAY)[i].arg_str, FUNC_NAME, \ + (ARRAY)[i].arg1, (ARRAY)[i].arg2, \ + (ARRAY)[i].RM_##ROUNDING_MODE.expected, \ + (ARRAY)[i].RM_##ROUNDING_MODE.exceptions, \ + EXTRA_VAR, \ + (ARRAY)[i].RM_##ROUNDING_MODE.extra_test, \ + (ARRAY)[i].RM_##ROUNDING_MODE.extra_expected); \ ROUND_RESTORE_ ## ROUNDING_MODE #define RUN_TEST_c_c(ARG_STR, FUNC_NAME, ARGR, ARGC, EXPR, EXPC, \ EXCEPTIONS) \ @@ -8759,6 +8759,11 @@ static const struct test_ffI_f1_data remquo_test_data[] = TEST_ffI_f1 (remquo, 5, 2, 1, 2, NO_INEXACT_EXCEPTION), TEST_ffI_f1 (remquo, 3, 2, -1, 2, NO_INEXACT_EXCEPTION), + + TEST_ffI_f1 (remquo, 3419, 360, 179, 1, NO_INEXACT_EXCEPTION), + TEST_ffI_f1 (remquo, -3419, 360, -179, -1, NO_INEXACT_EXCEPTION), + TEST_ffI_f1 (remquo, 3419, -360, 179, -1, NO_INEXACT_EXCEPTION), + TEST_ffI_f1 (remquo, -3419, -360, -179, 1, NO_INEXACT_EXCEPTION), }; static void @@ -8766,7 +8771,7 @@ remquo_test (void) { int x; - ALL_RM_TEST (remquo, 1, remquo_test_data, RUN_TEST_LOOP_ffI_f1, END, x); + ALL_RM_TEST (remquo, 1, remquo_test_data, RUN_TEST_LOOP_ffI_f1_mod8, END, x); } static const struct test_f_f_data rint_test_data[] = diff --git a/sysdeps/ieee754/dbl-64/wordsize-64/s_remquo.c b/sysdeps/ieee754/dbl-64/wordsize-64/s_remquo.c index 36fc37c..5b71425 100644 --- a/sysdeps/ieee754/dbl-64/wordsize-64/s_remquo.c +++ b/sysdeps/ieee754/dbl-64/wordsize-64/s_remquo.c @@ -55,7 +55,7 @@ __remquo (double x, double y, int *quo) return zero * x; } - INSERT_WORDS64 (x, hx); + x = fabs (x); INSERT_WORDS64 (y, hy); cquo = 0; |