| /* Test significand. |
| Copyright (C) 1997-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include "libm-test-driver.c" |
| |
| static const struct test_f_f_data significand_test_data[] = |
| { |
| #if !TEST_FLOATN |
| /* significand returns the mantissa of the exponential |
| representation. Tests for infinities, zero and NaNs reflect |
| the implementation (including possibility of "inexact" and |
| variations between architectures) rather than any |
| specification. */ |
| TEST_f_f (significand, qnan_value, qnan_value, INVALID_EXCEPTION_OK), |
| TEST_f_f (significand, -qnan_value, qnan_value, INVALID_EXCEPTION_OK), |
| TEST_f_f (significand, snan_value, qnan_value, INVALID_EXCEPTION), |
| TEST_f_f (significand, -snan_value, qnan_value, INVALID_EXCEPTION), |
| TEST_f_f (significand, plus_infty, plus_infty, INVALID_EXCEPTION_OK), |
| TEST_f_f (significand, minus_infty, minus_infty, INVALID_EXCEPTION_OK), |
| TEST_f_f (significand, 0, 0, INVALID_EXCEPTION_OK|DIVIDE_BY_ZERO_EXCEPTION_OK), |
| TEST_f_f (significand, minus_zero, minus_zero, INVALID_EXCEPTION_OK|DIVIDE_BY_ZERO_EXCEPTION_OK), |
| TEST_f_f (significand, min_value, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, -min_value, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, min_subnorm_value, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, -min_subnorm_value, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, 1.0, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, -1.0, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, 4.0, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, -4.0, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, 6.0, 1.5, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, -6.0, -1.5, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, 8.0, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_f_f (significand, -8.0, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| #endif |
| }; |
| |
| static void |
| significand_test (void) |
| { |
| #if !TEST_FLOATN |
| ALL_RM_TEST (significand, 1, significand_test_data, RUN_TEST_LOOP_f_f, END); |
| #endif |
| } |
| |
| static void |
| do_test (void) |
| { |
| significand_test (); |
| } |
| |
| /* |
| * Local Variables: |
| * mode:c |
| * End: |
| */ |