| /* Test frexp. |
| 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_f1_data frexp_test_data[] = |
| { |
| TEST_fI_f1 (frexp, plus_infty, plus_infty, IGNORE, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, minus_infty, minus_infty, IGNORE, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, qnan_value, qnan_value, IGNORE, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -qnan_value, qnan_value, IGNORE, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, snan_value, qnan_value, IGNORE, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), |
| TEST_fI_f1 (frexp, -snan_value, qnan_value, IGNORE, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), |
| |
| TEST_fI_f1 (frexp, 0.0, 0.0, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, minus_zero, minus_zero, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| |
| TEST_fI_f1 (frexp, 12.8L, 0.8L, 4, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -27.34L, -0.854375L, 5, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0.25L, 0.5L, -1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0.5L, 0.5L, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 1.0L, 0.5L, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -1.0L, -0.5L, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 2.0L, 0.5L, 2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 4.0L, 0.5L, 3, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p127L, 0.5L, 128, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -0x1p127L, -0.5L, 128, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-126L, 0.5L, -125, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-127L, 0.5L, -126, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-149L, 0.5L, -148, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -0x1p-149L, -0.5L, -148, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| #if !TEST_COND_binary32 |
| TEST_fI_f1 (frexp, 0x1p1023L, 0.5L, 1024, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -0x1p1023L, -0.5L, 1024, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-1022L, 0.5L, -1021, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-1023L, 0.5L, -1022, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-1074L, 0.5L, -1073, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -0x1p-1074L, -0.5L, -1073, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| #endif |
| #if MIN_EXP <= -16381 |
| TEST_fI_f1 (frexp, 0x1p16383L, 0.5L, 16384, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -0x1p16383L, -0.5L, 16384, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-16382L, 0.5L, -16381, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-16383L, 0.5L, -16382, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 0x1p-16445L, 0.5L, -16444, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -0x1p-16445L, -0.5L, -16444, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| # if MANT_DIG >= 113 |
| TEST_fI_f1 (frexp, 0x1p-16494L, 0.5L, -16493, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -0x1p-16494L, -0.5L, -16493, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| # endif |
| #endif |
| |
| #if MANT_DIG >= 106 |
| TEST_fI_f1 (frexp, 1.0L - 0x1p-106L, 1.0L - 0x1p-106L, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 1.0L, 0.5L, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, 1.0L + 0x1p-105L, 0.5L + 0x1p-106L, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -1.0L + 0x1p-106L, -1.0L + 0x1p-106L, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -1.0L, -0.5L, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| TEST_fI_f1 (frexp, -1.0L - 0x1p-105L, -0.5L - 0x1p-106L, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), |
| #endif |
| }; |
| |
| static void |
| frexp_test (void) |
| { |
| int x; |
| |
| ALL_RM_TEST (frexp, 1, frexp_test_data, RUN_TEST_LOOP_fI_f1, END, x); |
| } |
| |
| static void |
| do_test (void) |
| { |
| frexp_test (); |
| } |
| |
| /* |
| * Local Variables: |
| * mode:c |
| * End: |
| */ |