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/* Test scalb.
Copyright (C) 1997-2020 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
<https://www.gnu.org/licenses/>. */
#include "libm-test-driver.c"
static const struct test_ff_f_data scalb_test_data[] =
{
#if !TEST_FLOATN
/* Results in this case are unspecified by POSIX, so, for an
otherwise fully-determined function, spurious "inexact"
exceptions are OK. */
TEST_ff_f (scalb, 2.0, 0.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
TEST_ff_f (scalb, 3.0, -2.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
TEST_ff_f (scalb, 0, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 1, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 1, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 0, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 1, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 1, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 1, 0, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -1, 0, -1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM),
TEST_ff_f (scalb, minus_zero, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM),
TEST_ff_f (scalb, 0, 2, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_zero, -4, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_zero, 0, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, -1, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_zero, -10, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, minus_infty, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_zero, minus_infty, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, plus_infty, -1, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_infty, -10, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, plus_infty, 0, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_infty, 0, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, plus_infty, 2, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_infty, 100, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0.1L, minus_infty, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -0.1L, minus_infty, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 1, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -1, plus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, plus_infty, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_infty, plus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, plus_infty, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM),
TEST_ff_f (scalb, minus_infty, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM),
TEST_ff_f (scalb, qnan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -qnan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, snan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 1, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 1, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 1, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 1, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, qnan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -qnan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, snan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 0.5, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0.5, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0.5, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 0.5, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, qnan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -qnan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, snan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 0, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, 0, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, 0, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, plus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, plus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, plus_infty, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, plus_infty, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, minus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, minus_infty, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, minus_infty, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, qnan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -qnan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, snan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, snan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, -snan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
TEST_ff_f (scalb, max_value, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, max_value, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW),
TEST_ff_f (scalb, 1, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, 1, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW),
TEST_ff_f (scalb, min_value, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, min_value, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW),
TEST_ff_f (scalb, min_subnorm_value, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, min_subnorm_value, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW),
TEST_ff_f (scalb, -max_value, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, -max_value, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW),
TEST_ff_f (scalb, -1, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, -1, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW),
TEST_ff_f (scalb, -min_value, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, -min_value, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW),
TEST_ff_f (scalb, -min_subnorm_value, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC),
TEST_ff_f (scalb, -min_subnorm_value, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW),
TEST_ff_f (scalb, 0.8L, 4, 12.8L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
TEST_ff_f (scalb, -0.854375L, 5, -27.34L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
#endif
};
static void
scalb_test (void)
{
#if !TEST_FLOATN
ALL_RM_TEST (scalb, 1, scalb_test_data, RUN_TEST_LOOP_ff_f, END);
#endif
}
static void
do_test (void)
{
scalb_test ();
}
/*
* Local Variables:
* mode:c
* End:
*/
|
