Index: gcc/mpfr/tests/tget_ld_2exp.c |
diff --git a/gcc/mpfr/tests/tget_ld_2exp.c b/gcc/mpfr/tests/tget_ld_2exp.c |
deleted file mode 100644 |
index d7ef40af0a8cf2ef7d226116fcc3778b3206e8c4..0000000000000000000000000000000000000000 |
--- a/gcc/mpfr/tests/tget_ld_2exp.c |
+++ /dev/null |
@@ -1,121 +0,0 @@ |
-/* Test mpfr_get_ld_2exp. |
- |
-Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc. |
-Contributed by the Arenaire and Cacao projects, INRIA. |
- |
-This file is part of the GNU MPFR Library. |
-Contributed by Damien Stehle. |
- |
-The GNU MPFR 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 MPFR 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 MPFR Library; see the file COPYING.LIB. If not, write to |
-the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
-MA 02110-1301, USA. */ |
- |
-#include <stdio.h> |
-#include <stdlib.h> |
-#include <float.h> |
- |
-#include "mpfr-test.h" |
- |
-/* Check that hardware rounding doesn't make mpfr_get_ld_2exp return a value |
- outside its defined range. */ |
-static void |
-check_round (void) |
-{ |
- static const unsigned long data[] = {1, 32, 53, 54, 63, 64, 65, 127, 128, 256, 512 }; |
- mpfr_t f; |
- long double got; |
- long got_exp; |
- int i, rnd_mode, neg; |
- |
- mpfr_init2 (f, 1024L); |
- |
- for (rnd_mode = 0; rnd_mode < GMP_RND_MAX ; rnd_mode++) |
- { |
- for (i = 0; i < (int) numberof (data); i++) |
- { |
- mpfr_set_ui (f, 1L, GMP_RNDZ); |
- mpfr_mul_2exp (f, f, data[i], GMP_RNDZ); |
- mpfr_sub_ui (f, f, 1L, GMP_RNDZ); |
- |
- for (neg = 0; neg <= 1; neg++) |
- { |
- got = mpfr_get_ld_2exp (&got_exp, f, (mp_rnd_t) rnd_mode); |
- |
- if (neg == 0 |
- ? (got < 0.5 || got >= 1.0) |
- : (got <= -1.0 || got > -0.5)) |
- { |
- printf ("mpfr_get_ld_2exp wrong on 2**%lu-1\n", data[i]); |
- printf ("result out of range, expect 0.5 <= got < 1.0\n"); |
- printf (" rnd_mode = %d\n", rnd_mode); |
- printf (" data[i] = %lu\n", data[i]); |
- printf (" f "); |
- mpfr_out_str (stdout, 2, 0, f, GMP_RNDN); |
- printf ("\n"); |
- d_trace (" got ", got); |
- printf (" got exp %ld\n", got_exp); |
- exit(1); |
- } |
- |
- mpfr_neg (f, f, GMP_RNDZ); |
- } |
- } |
- } |
- |
- mpfr_clear (f); |
-} |
- |
- |
-static void |
-check_inf_nan (void) |
-{ |
- /* only if nans and infs are available */ |
-#if _GMP_IEEE_FLOATS |
- mpfr_t x; |
- double d; |
- long exp; |
- |
- mpfr_init2 (x, 123); |
- |
- mpfr_set_inf (x, 1); |
- d = (double) mpfr_get_ld_2exp (&exp, x, GMP_RNDZ); |
- ASSERT_ALWAYS (d > 0); |
- ASSERT_ALWAYS (DOUBLE_ISINF (d)); |
- |
- mpfr_set_inf (x, -1); |
- d = (double) mpfr_get_ld_2exp (&exp, x, GMP_RNDZ); |
- ASSERT_ALWAYS (d < 0); |
- ASSERT_ALWAYS (DOUBLE_ISINF (d)); |
- |
- mpfr_set_nan (x); |
- d = (double) mpfr_get_ld_2exp (&exp, x, GMP_RNDZ); |
- ASSERT_ALWAYS (DOUBLE_ISNAN (d)); |
- |
- mpfr_clear (x); |
-#endif |
-} |
- |
- |
-int |
-main (void) |
-{ |
- tests_start_mpfr (); |
- mpfr_test_init (); |
- |
- check_round (); |
- check_inf_nan (); |
- |
- tests_end_mpfr (); |
- return 0; |
-} |