math/libm-test-pow.inc

   1 /* Test pow.
   2    Copyright (C) 1997-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include "libm-test-driver.c"
  20
  21 static const struct test_ff_f_data pow_test_data[] =
  22   {
  23     TEST_ff_f (pow, qnan_value, 0, 1, ERRNO_UNCHANGED|NO_TEST_MATHVEC),
  24     TEST_ff_f (pow, -qnan_value, 0, 1, ERRNO_UNCHANGED|NO_TEST_MATHVEC),
  25     TEST_ff_f (pow, qnan_value, minus_zero, 1, ERRNO_UNCHANGED|NO_TEST_MATHVEC),
  26     TEST_ff_f (pow, -qnan_value, minus_zero, 1, ERRNO_UNCHANGED|NO_TEST_MATHVEC),
  27     TEST_ff_f (pow, snan_value, 0, qnan_value, INVALID_EXCEPTION|NO_TEST_MATHVEC),
  28     TEST_ff_f (pow, -snan_value, 0, qnan_value, INVALID_EXCEPTION|NO_TEST_MATHVEC),
  29     TEST_ff_f (pow, snan_value, minus_zero, qnan_value, INVALID_EXCEPTION|NO_TEST_MATHVEC),
  30     TEST_ff_f (pow, -snan_value, minus_zero, qnan_value, INVALID_EXCEPTION|NO_TEST_MATHVEC),
  31
  32     TEST_ff_f (pow, 1.1L, plus_infty, plus_infty, ERRNO_UNCHANGED),
  33     TEST_ff_f (pow, plus_infty, plus_infty, plus_infty, ERRNO_UNCHANGED),
  34     TEST_ff_f (pow, -1.1L, plus_infty, plus_infty, ERRNO_UNCHANGED),
  35     TEST_ff_f (pow, minus_infty, plus_infty, plus_infty, ERRNO_UNCHANGED),
  36
  37     TEST_ff_f (pow, 0.9L, plus_infty, 0, ERRNO_UNCHANGED),
  38     TEST_ff_f (pow, 1e-7L, plus_infty, 0, ERRNO_UNCHANGED),
  39     TEST_ff_f (pow, -0.9L, plus_infty, 0, ERRNO_UNCHANGED),
  40     TEST_ff_f (pow, -1e-7L, plus_infty, 0, ERRNO_UNCHANGED),
  41
  42     TEST_ff_f (pow, 1.1L, minus_infty, 0, ERRNO_UNCHANGED),
  43     TEST_ff_f (pow, plus_infty, minus_infty, 0, ERRNO_UNCHANGED),
  44     TEST_ff_f (pow, -1.1L, minus_infty, 0, ERRNO_UNCHANGED),
  45     TEST_ff_f (pow, minus_infty, minus_infty, 0, ERRNO_UNCHANGED),
  46
  47     TEST_ff_f (pow, 0.9L, minus_infty, plus_infty, ERRNO_UNCHANGED),
  48     TEST_ff_f (pow, 1e-7L, minus_infty, plus_infty, ERRNO_UNCHANGED),
  49     TEST_ff_f (pow, -0.9L, minus_infty, plus_infty, ERRNO_UNCHANGED),
  50     TEST_ff_f (pow, -1e-7L, minus_infty, plus_infty, ERRNO_UNCHANGED),
  51
  52     TEST_ff_f (pow, plus_infty, 1e-7L, plus_infty, ERRNO_UNCHANGED),
  53     TEST_ff_f (pow, plus_infty, 1, plus_infty, ERRNO_UNCHANGED),
  54     TEST_ff_f (pow, plus_infty, 1e7L, plus_infty, ERRNO_UNCHANGED),
  55     TEST_ff_f (pow, plus_infty, min_subnorm_value, plus_infty, ERRNO_UNCHANGED),
  56
  57     TEST_ff_f (pow, plus_infty, -1e-7L, 0, ERRNO_UNCHANGED),
  58     TEST_ff_f (pow, plus_infty, -1, 0, ERRNO_UNCHANGED),
  59     TEST_ff_f (pow, plus_infty, -1e7L, 0, ERRNO_UNCHANGED),
  60     TEST_ff_f (pow, plus_infty, -min_subnorm_value, 0, ERRNO_UNCHANGED),
  61
  62     TEST_ff_f (pow, minus_infty, 1, minus_infty, ERRNO_UNCHANGED),
  63     TEST_ff_f (pow, minus_infty, 11, minus_infty, ERRNO_UNCHANGED),
  64     TEST_ff_f (pow, minus_infty, 1001, minus_infty, ERRNO_UNCHANGED),
  65
  66     TEST_ff_f (pow, minus_infty, 2, plus_infty, ERRNO_UNCHANGED),
  67     TEST_ff_f (pow, minus_infty, 12, plus_infty, ERRNO_UNCHANGED),
  68     TEST_ff_f (pow, minus_infty, 1002, plus_infty, ERRNO_UNCHANGED),
  69     TEST_ff_f (pow, minus_infty, 0.1L, plus_infty, ERRNO_UNCHANGED),
  70     TEST_ff_f (pow, minus_infty, 1.1L, plus_infty, ERRNO_UNCHANGED),
  71     TEST_ff_f (pow, minus_infty, 11.1L, plus_infty, ERRNO_UNCHANGED),
  72     TEST_ff_f (pow, minus_infty, 1001.1L, plus_infty, ERRNO_UNCHANGED),
  73     TEST_ff_f (pow, minus_infty, min_subnorm_value, plus_infty, ERRNO_UNCHANGED),
  74
  75     TEST_ff_f (pow, minus_infty, -1, minus_zero, ERRNO_UNCHANGED),
  76     TEST_ff_f (pow, minus_infty, -11, minus_zero, ERRNO_UNCHANGED),
  77     TEST_ff_f (pow, minus_infty, -1001, minus_zero, ERRNO_UNCHANGED),
  78
  79     TEST_ff_f (pow, minus_infty, -2, 0, ERRNO_UNCHANGED),
  80     TEST_ff_f (pow, minus_infty, -12, 0, ERRNO_UNCHANGED),
  81     TEST_ff_f (pow, minus_infty, -1002, 0, ERRNO_UNCHANGED),
  82     TEST_ff_f (pow, minus_infty, -0.1L, 0, ERRNO_UNCHANGED),
  83     TEST_ff_f (pow, minus_infty, -1.1L, 0, ERRNO_UNCHANGED),
  84     TEST_ff_f (pow, minus_infty, -11.1L, 0, ERRNO_UNCHANGED),
  85     TEST_ff_f (pow, minus_infty, -1001.1L, 0, ERRNO_UNCHANGED),
  86     TEST_ff_f (pow, minus_infty, -min_subnorm_value, 0, ERRNO_UNCHANGED),
  87
  88     TEST_ff_f (pow, qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  89     TEST_ff_f (pow, qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  90     TEST_ff_f (pow, -qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  91     TEST_ff_f (pow, -qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  92     TEST_ff_f (pow, qnan_value, snan_value, qnan_value, INVALID_EXCEPTION),
  93     TEST_ff_f (pow, qnan_value, -snan_value, qnan_value, INVALID_EXCEPTION),
  94     TEST_ff_f (pow, -qnan_value, snan_value, qnan_value, INVALID_EXCEPTION),
  95     TEST_ff_f (pow, -qnan_value, -snan_value, qnan_value, INVALID_EXCEPTION),
  96     TEST_ff_f (pow, snan_value, qnan_value, qnan_value, INVALID_EXCEPTION),
  97     TEST_ff_f (pow, snan_value, -qnan_value, qnan_value, INVALID_EXCEPTION),
  98     TEST_ff_f (pow, -snan_value, qnan_value, qnan_value, INVALID_EXCEPTION),
  99     TEST_ff_f (pow, -snan_value, -qnan_value, qnan_value, INVALID_EXCEPTION),
 100     TEST_ff_f (pow, snan_value, snan_value, qnan_value, INVALID_EXCEPTION),
 101     TEST_ff_f (pow, snan_value, -snan_value, qnan_value, INVALID_EXCEPTION),
 102     TEST_ff_f (pow, -snan_value, snan_value, qnan_value, INVALID_EXCEPTION),
 103     TEST_ff_f (pow, -snan_value, -snan_value, qnan_value, INVALID_EXCEPTION),
 104     TEST_ff_f (pow, 0, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 105     TEST_ff_f (pow, 0, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 106     TEST_ff_f (pow, 0, snan_value, qnan_value, INVALID_EXCEPTION),
 107     TEST_ff_f (pow, 0, -snan_value, qnan_value, INVALID_EXCEPTION),
 108     TEST_ff_f (pow, 1, qnan_value, 1, ERRNO_UNCHANGED),
 109     TEST_ff_f (pow, 1, -qnan_value, 1, ERRNO_UNCHANGED),
 110     TEST_ff_f (pow, 1, snan_value, qnan_value, INVALID_EXCEPTION|NO_TEST_MATHVEC),
 111     TEST_ff_f (pow, 1, -snan_value, qnan_value, INVALID_EXCEPTION|NO_TEST_MATHVEC),
 112     TEST_ff_f (pow, -1, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 113     TEST_ff_f (pow, -1, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 114     TEST_ff_f (pow, -1, snan_value, qnan_value, INVALID_EXCEPTION),
 115     TEST_ff_f (pow, -1, -snan_value, qnan_value, INVALID_EXCEPTION),
 116     TEST_ff_f (pow, qnan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 117     TEST_ff_f (pow, -qnan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 118     TEST_ff_f (pow, snan_value, 1, qnan_value, INVALID_EXCEPTION),
 119     TEST_ff_f (pow, -snan_value, 1, qnan_value, INVALID_EXCEPTION),
 120     TEST_ff_f (pow, qnan_value, -1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 121     TEST_ff_f (pow, -qnan_value, -1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 122     TEST_ff_f (pow, snan_value, -1, qnan_value, INVALID_EXCEPTION),
 123     TEST_ff_f (pow, -snan_value, -1, qnan_value, INVALID_EXCEPTION),
 124
 125     /* pow (x, qNaN or sNaN) == qNaN.  */
 126     TEST_ff_f (pow, 3.0, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 127     TEST_ff_f (pow, 3.0, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 128     TEST_ff_f (pow, minus_zero, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 129     TEST_ff_f (pow, minus_zero, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 130     TEST_ff_f (pow, plus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 131     TEST_ff_f (pow, plus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 132     TEST_ff_f (pow, -3.0, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 133     TEST_ff_f (pow, -3.0, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 134     TEST_ff_f (pow, minus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 135     TEST_ff_f (pow, minus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 136     TEST_ff_f (pow, 3.0, snan_value, qnan_value, INVALID_EXCEPTION),
 137     TEST_ff_f (pow, 3.0, -snan_value, qnan_value, INVALID_EXCEPTION),
 138     TEST_ff_f (pow, minus_zero, snan_value, qnan_value, INVALID_EXCEPTION),
 139     TEST_ff_f (pow, minus_zero, -snan_value, qnan_value, INVALID_EXCEPTION),
 140     TEST_ff_f (pow, plus_infty, snan_value, qnan_value, INVALID_EXCEPTION),
 141     TEST_ff_f (pow, plus_infty, -snan_value, qnan_value, INVALID_EXCEPTION),
 142     TEST_ff_f (pow, -3.0, snan_value, qnan_value, INVALID_EXCEPTION),
 143     TEST_ff_f (pow, -3.0, -snan_value, qnan_value, INVALID_EXCEPTION),
 144     TEST_ff_f (pow, minus_infty, snan_value, qnan_value, INVALID_EXCEPTION),
 145     TEST_ff_f (pow, minus_infty, -snan_value, qnan_value, INVALID_EXCEPTION),
 146
 147     TEST_ff_f (pow, qnan_value, 3.0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 148     TEST_ff_f (pow, -qnan_value, 3.0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 149     TEST_ff_f (pow, qnan_value, -3.0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 150     TEST_ff_f (pow, -qnan_value, -3.0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 151     TEST_ff_f (pow, qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 152     TEST_ff_f (pow, -qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 153     TEST_ff_f (pow, qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 154     TEST_ff_f (pow, -qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 155     TEST_ff_f (pow, qnan_value, 2.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 156     TEST_ff_f (pow, -qnan_value, 2.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 157     TEST_ff_f (pow, qnan_value, -2.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 158     TEST_ff_f (pow, -qnan_value, -2.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 159     TEST_ff_f (pow, qnan_value, min_subnorm_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 160     TEST_ff_f (pow, -qnan_value, min_subnorm_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 161     TEST_ff_f (pow, qnan_value, -min_subnorm_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 162     TEST_ff_f (pow, -qnan_value, -min_subnorm_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 163     TEST_ff_f (pow, snan_value, 3.0, qnan_value, INVALID_EXCEPTION),
 164     TEST_ff_f (pow, -snan_value, 3.0, qnan_value, INVALID_EXCEPTION),
 165     TEST_ff_f (pow, snan_value, -3.0, qnan_value, INVALID_EXCEPTION),
 166     TEST_ff_f (pow, -snan_value, -3.0, qnan_value, INVALID_EXCEPTION),
 167     TEST_ff_f (pow, snan_value, plus_infty, qnan_value, INVALID_EXCEPTION),
 168     TEST_ff_f (pow, -snan_value, plus_infty, qnan_value, INVALID_EXCEPTION),
 169     TEST_ff_f (pow, snan_value, minus_infty, qnan_value, INVALID_EXCEPTION),
 170     TEST_ff_f (pow, -snan_value, minus_infty, qnan_value, INVALID_EXCEPTION),
 171     TEST_ff_f (pow, snan_value, 2.5, qnan_value, INVALID_EXCEPTION),
 172     TEST_ff_f (pow, -snan_value, 2.5, qnan_value, INVALID_EXCEPTION),
 173     TEST_ff_f (pow, snan_value, -2.5, qnan_value, INVALID_EXCEPTION),
 174     TEST_ff_f (pow, -snan_value, -2.5, qnan_value, INVALID_EXCEPTION),
 175     TEST_ff_f (pow, snan_value, min_subnorm_value, qnan_value, INVALID_EXCEPTION),
 176     TEST_ff_f (pow, -snan_value, min_subnorm_value, qnan_value, INVALID_EXCEPTION),
 177     TEST_ff_f (pow, snan_value, -min_subnorm_value, qnan_value, INVALID_EXCEPTION),
 178     TEST_ff_f (pow, -snan_value, -min_subnorm_value, qnan_value, INVALID_EXCEPTION),
 179
 180     TEST_ff_f (pow, 1, plus_infty, 1, ERRNO_UNCHANGED),
 181     TEST_ff_f (pow, -1, plus_infty, 1, ERRNO_UNCHANGED),
 182     TEST_ff_f (pow, 1, minus_infty, 1, ERRNO_UNCHANGED),
 183     TEST_ff_f (pow, -1, minus_infty, 1, ERRNO_UNCHANGED),
 184
 185     /* pow (x, +-0) == 1.  */
 186     TEST_ff_f (pow, plus_infty, 0, 1, ERRNO_UNCHANGED),
 187     TEST_ff_f (pow, plus_infty, minus_zero, 1, ERRNO_UNCHANGED),
 188     TEST_ff_f (pow, minus_infty, 0, 1, ERRNO_UNCHANGED),
 189     TEST_ff_f (pow, minus_infty, minus_zero, 1, ERRNO_UNCHANGED),
 190
 191     TEST_ff_f (pow, -0.1L, 1.1L, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 192     TEST_ff_f (pow, -0.1L, -1.1L, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 193     TEST_ff_f (pow, -10.1L, 1.1L, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 194     TEST_ff_f (pow, -10.1L, -1.1L, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 195     TEST_ff_f (pow, -1.01L, min_subnorm_value, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 196     TEST_ff_f (pow, -1.01L, -min_subnorm_value, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 197     TEST_ff_f (pow, -1.0L, min_subnorm_value, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 198     TEST_ff_f (pow, -1.0L, -min_subnorm_value, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 199
 200     TEST_ff_f (pow, 0, -1, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 201     TEST_ff_f (pow, 0, -11, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 202     TEST_ff_f (pow, 0, -0xffffff, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 203 #if !TEST_COND_binary32
 204     TEST_ff_f (pow, 0, -0x1.fffffffffffffp+52L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 205 #endif
 206 #if MANT_DIG >= 64
 207     TEST_ff_f (pow, 0, -0x1.fffffffffffffffep+63L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 208 # if MANT_DIG >= 106
 209     TEST_ff_f (pow, 0, -0x1.ffffffffffffffffffffffffff8p+105L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 210 # endif
 211 # if MANT_DIG >= 113
 212     TEST_ff_f (pow, 0, -0x1.ffffffffffffffffffffffffffffp+112L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 213 # endif
 214 #endif
 215     TEST_ff_f (pow, minus_zero, -1, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 216     TEST_ff_f (pow, minus_zero, -11L, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 217     TEST_ff_f (pow, minus_zero, -0xffffff, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 218     TEST_ff_f (pow, minus_zero, -0x1fffffe, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 219 #if !TEST_COND_binary32
 220     TEST_ff_f (pow, minus_zero, -0x1.fffffffffffffp+52L, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 221     TEST_ff_f (pow, minus_zero, -0x1.fffffffffffffp+53L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 222 #endif
 223 #if MANT_DIG >= 64
 224     TEST_ff_f (pow, minus_zero, -0x1.fffffffffffffffep+63L, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 225     TEST_ff_f (pow, minus_zero, -0x1.fffffffffffffffep+64L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE|XFAIL_ROUNDING_IBM128_LIBGCC),
 226 # if MANT_DIG >= 106
 227     TEST_ff_f (pow, minus_zero, -0x1.ffffffffffffffffffffffffff8p+105L, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 228     TEST_ff_f (pow, minus_zero, -0x1.ffffffffffffffffffffffffff8p+106L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE|XFAIL_ROUNDING_IBM128_LIBGCC),
 229 # endif
 230 # if MANT_DIG >= 113
 231     TEST_ff_f (pow, minus_zero, -0x1.ffffffffffffffffffffffffffffp+112L, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 232     TEST_ff_f (pow, minus_zero, -0x1.ffffffffffffffffffffffffffffp+113L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 233 # endif
 234 #endif
 235
 236     TEST_ff_f (pow, 0, -2, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 237     TEST_ff_f (pow, 0, -11.1L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 238     TEST_ff_f (pow, 0, -min_subnorm_value, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 239     TEST_ff_f (pow, 0, -0x1p24, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 240     TEST_ff_f (pow, 0, -0x1p127, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 241     TEST_ff_f (pow, 0, -max_value, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 242     TEST_ff_f (pow, minus_zero, -2, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 243     TEST_ff_f (pow, minus_zero, -11.1L, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 244     TEST_ff_f (pow, minus_zero, -min_subnorm_value, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 245     TEST_ff_f (pow, minus_zero, -0x1p24, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 246     TEST_ff_f (pow, minus_zero, -0x1p127, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 247     TEST_ff_f (pow, minus_zero, -max_value, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
 248
 249     TEST_ff_f (pow, 0, plus_infty, 0, ERRNO_UNCHANGED),
 250     TEST_ff_f (pow, minus_zero, plus_infty, 0, ERRNO_UNCHANGED),
 251     /* C99 erroneously specified a divide-by-zero exception here,
 252        which is not permitted in C23 (C11 specified it as optional).
 253        See <http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1515.pdf>
 254        and
 255        <http://www.open-std.org/jtc1/sc22/wg14/www/docs/n2271.pdf>.  */
 256     TEST_ff_f (pow, 0, minus_infty, plus_infty, ERRNO_UNCHANGED),
 257     TEST_ff_f (pow, minus_zero, minus_infty, plus_infty, ERRNO_UNCHANGED),
 258
 259     /* pow (x, +inf) == +inf for |x| > 1.  */
 260     TEST_ff_f (pow, 1.5, plus_infty, plus_infty, ERRNO_UNCHANGED),
 261
 262     /* pow (x, +inf) == +0 for |x| < 1.  */
 263     TEST_ff_f (pow, 0.5, plus_infty, 0.0, ERRNO_UNCHANGED),
 264
 265     /* pow (x, -inf) == +0 for |x| > 1.  */
 266     TEST_ff_f (pow, 1.5, minus_infty, 0.0, ERRNO_UNCHANGED),
 267
 268     /* pow (x, -inf) == +inf for |x| < 1.  */
 269     TEST_ff_f (pow, 0.5, minus_infty, plus_infty, ERRNO_UNCHANGED),
 270
 271     /* pow (+inf, y) == +inf for y > 0.  */
 272     TEST_ff_f (pow, plus_infty, 2, plus_infty, ERRNO_UNCHANGED),
 273     TEST_ff_f (pow, plus_infty, 0xffffff, plus_infty, ERRNO_UNCHANGED),
 274 #if !TEST_COND_binary32
 275     TEST_ff_f (pow, plus_infty, 0x1.fffffffffffffp+52L, plus_infty, ERRNO_UNCHANGED),
 276 #endif
 277 #if MANT_DIG >= 64
 278     TEST_ff_f (pow, plus_infty, 0x1.fffffffffffffffep+63L, plus_infty, ERRNO_UNCHANGED),
 279 # if MANT_DIG >= 106
 280     TEST_ff_f (pow, plus_infty, 0x1.ffffffffffffffffffffffffff8p+105L, plus_infty, ERRNO_UNCHANGED),
 281 # endif
 282 # if MANT_DIG >= 113
 283     TEST_ff_f (pow, plus_infty, 0x1.ffffffffffffffffffffffffffffp+112L, plus_infty, ERRNO_UNCHANGED),
 284 # endif
 285 #endif
 286     TEST_ff_f (pow, plus_infty, 0x1p24, plus_infty, ERRNO_UNCHANGED),
 287     TEST_ff_f (pow, plus_infty, 0x1p127, plus_infty, ERRNO_UNCHANGED),
 288     TEST_ff_f (pow, plus_infty, max_value, plus_infty, ERRNO_UNCHANGED),
 289
 290     /* pow (+inf, y) == +0 for y < 0.  */
 291     TEST_ff_f (pow, plus_infty, -1, 0.0, ERRNO_UNCHANGED),
 292     TEST_ff_f (pow, plus_infty, -0xffffff, 0.0, ERRNO_UNCHANGED),
 293 #if !TEST_COND_binary32
 294     TEST_ff_f (pow, plus_infty, -0x1.fffffffffffffp+52L, 0.0, ERRNO_UNCHANGED),
 295 #endif
 296 #if MANT_DIG >= 64
 297     TEST_ff_f (pow, plus_infty, -0x1.fffffffffffffffep+63L, 0.0, ERRNO_UNCHANGED),
 298 # if MANT_DIG >= 106
 299     TEST_ff_f (pow, plus_infty, -0x1.ffffffffffffffffffffffffff8p+105L, 0.0, ERRNO_UNCHANGED),
 300 # endif
 301 # if MANT_DIG >= 113
 302     TEST_ff_f (pow, plus_infty, -0x1.ffffffffffffffffffffffffffffp+112L, 0.0, ERRNO_UNCHANGED),
 303 # endif
 304 #endif
 305     TEST_ff_f (pow, plus_infty, -0x1p24, 0.0, ERRNO_UNCHANGED),
 306     TEST_ff_f (pow, plus_infty, -0x1p127, 0.0, ERRNO_UNCHANGED),
 307     TEST_ff_f (pow, plus_infty, -max_value, 0.0, ERRNO_UNCHANGED),
 308
 309     /* pow (-inf, y) == -inf for y an odd integer > 0.  */
 310     TEST_ff_f (pow, minus_infty, 27, minus_infty, ERRNO_UNCHANGED),
 311     TEST_ff_f (pow, minus_infty, 0xffffff, minus_infty, ERRNO_UNCHANGED),
 312     TEST_ff_f (pow, minus_infty, 0x1fffffe, plus_infty, ERRNO_UNCHANGED),
 313 #if !TEST_COND_binary32
 314     TEST_ff_f (pow, minus_infty, 0x1.fffffffffffffp+52L, minus_infty, ERRNO_UNCHANGED),
 315     TEST_ff_f (pow, minus_infty, 0x1.fffffffffffffp+53L, plus_infty, ERRNO_UNCHANGED),
 316 #endif
 317 #if MANT_DIG >= 64
 318     TEST_ff_f (pow, minus_infty, 0x1.fffffffffffffffep+63L, minus_infty, ERRNO_UNCHANGED),
 319     TEST_ff_f (pow, minus_infty, 0x1.fffffffffffffffep+64L, plus_infty, ERRNO_UNCHANGED|XFAIL_ROUNDING_IBM128_LIBGCC),
 320 # if MANT_DIG >= 106
 321     TEST_ff_f (pow, minus_infty, 0x1.ffffffffffffffffffffffffff8p+105L, minus_infty, ERRNO_UNCHANGED),
 322     TEST_ff_f (pow, minus_infty, 0x1.ffffffffffffffffffffffffff8p+106L, plus_infty, ERRNO_UNCHANGED|XFAIL_ROUNDING_IBM128_LIBGCC),
 323 # endif
 324 # if MANT_DIG >= 113
 325     TEST_ff_f (pow, minus_infty, 0x1.ffffffffffffffffffffffffffffp+112L, minus_infty, ERRNO_UNCHANGED),
 326     TEST_ff_f (pow, minus_infty, 0x1.ffffffffffffffffffffffffffffp+113L, plus_infty, ERRNO_UNCHANGED),
 327 # endif
 328 #endif
 329
 330     /* pow (-inf, y) == +inf for y > 0 and not an odd integer.  */
 331     TEST_ff_f (pow, minus_infty, 0.5, plus_infty, ERRNO_UNCHANGED),
 332     TEST_ff_f (pow, minus_infty, 28, plus_infty, ERRNO_UNCHANGED),
 333     TEST_ff_f (pow, minus_infty, 0x1p24, plus_infty, ERRNO_UNCHANGED),
 334     TEST_ff_f (pow, minus_infty, 0x1p127, plus_infty, ERRNO_UNCHANGED),
 335     TEST_ff_f (pow, minus_infty, max_value, plus_infty, ERRNO_UNCHANGED),
 336
 337     /* pow (-inf, y) == -0 for y an odd integer < 0. */
 338     TEST_ff_f (pow, minus_infty, -3, minus_zero, ERRNO_UNCHANGED),
 339     TEST_ff_f (pow, minus_infty, -0xffffff, minus_zero, ERRNO_UNCHANGED),
 340     TEST_ff_f (pow, minus_infty, -0x1fffffe, plus_zero, ERRNO_UNCHANGED),
 341 #if !TEST_COND_binary32
 342     TEST_ff_f (pow, minus_infty, -0x1.fffffffffffffp+52L, minus_zero, ERRNO_UNCHANGED),
 343     TEST_ff_f (pow, minus_infty, -0x1.fffffffffffffp+53L, plus_zero, ERRNO_UNCHANGED),
 344 #endif
 345 #if MANT_DIG >= 64
 346     TEST_ff_f (pow, minus_infty, -0x1.fffffffffffffffep+63L, minus_zero, ERRNO_UNCHANGED),
 347     TEST_ff_f (pow, minus_infty, -0x1.fffffffffffffffep+64L, plus_zero, ERRNO_UNCHANGED|XFAIL_ROUNDING_IBM128_LIBGCC),
 348 # if MANT_DIG >= 106
 349     TEST_ff_f (pow, minus_infty, -0x1.ffffffffffffffffffffffffff8p+105L, minus_zero, ERRNO_UNCHANGED),
 350     TEST_ff_f (pow, minus_infty, -0x1.ffffffffffffffffffffffffff8p+106L, plus_zero, ERRNO_UNCHANGED|XFAIL_ROUNDING_IBM128_LIBGCC),
 351 # endif
 352 # if MANT_DIG >= 113
 353     TEST_ff_f (pow, minus_infty, -0x1.ffffffffffffffffffffffffffffp+112L, minus_zero, ERRNO_UNCHANGED),
 354     TEST_ff_f (pow, minus_infty, -0x1.ffffffffffffffffffffffffffffp+113L, plus_zero, ERRNO_UNCHANGED),
 355 # endif
 356 #endif
 357     /* pow (-inf, y) == +0 for y < 0 and not an odd integer.  */
 358     TEST_ff_f (pow, minus_infty, -2.0, 0.0, ERRNO_UNCHANGED),
 359     TEST_ff_f (pow, minus_infty, -0x1p24, 0.0, ERRNO_UNCHANGED),
 360     TEST_ff_f (pow, minus_infty, -0x1p127, 0.0, ERRNO_UNCHANGED),
 361     TEST_ff_f (pow, minus_infty, -max_value, 0.0, ERRNO_UNCHANGED),
 362
 363     TEST_ff_f (pow, -max_value, 0.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 364     TEST_ff_f (pow, -max_value, 1.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 365     TEST_ff_f (pow, -max_value, 1000.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 366
 367     TEST_ff_f (pow, -min_value, 0.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 368     TEST_ff_f (pow, -min_value, 1.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 369     TEST_ff_f (pow, -min_value, 1000.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
 370     AUTO_TESTS_ff_f (pow),
 371   };
 372
 373 static void
 374 pow_test (void)
 375 {
 376   ALL_RM_TEST (pow, 0, pow_test_data, RUN_TEST_LOOP_ff_f, END);
 377 }
 378
 379 static void
 380 do_test (void)
 381 {
 382   pow_test ();
 383 }
 384
 385 /*
 386  * Local Variables:
 387  * mode:c
 388  * End:
 389  */