Index: gcc/mpfr/tests/tl2b.c |
diff --git a/gcc/mpfr/tests/tl2b.c b/gcc/mpfr/tests/tl2b.c |
deleted file mode 100644 |
index c0276919dc26e01355f417a637d9b67057355090..0000000000000000000000000000000000000000 |
--- a/gcc/mpfr/tests/tl2b.c |
+++ /dev/null |
@@ -1,174 +0,0 @@ |
-/* Test file for l2b constants. |
- |
-Copyright 2007, 2008, 2009 Free Software Foundation, Inc. |
-Contributed by the Arenaire and Cacao projects, INRIA. |
- |
-This file is part of the GNU MPFR Library. |
- |
-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. */ |
- |
-/* Execute this program with an argument to generate code that initializes |
- the l2b constants. */ |
- |
-#include <stdio.h> |
-#include <stdlib.h> |
-#include "mpfr-test.h" |
- |
-/* Must be a multiple of 4 */ |
-static const int bits2use[] = {16, 32, 64, 96, 128, 256}; |
-#define size_of_bits2use ((sizeof bits2use) / sizeof bits2use[0]) |
- |
-static __mpfr_struct l2b[BASE_MAX-1][2]; |
- |
-static void |
-print_mpfr (mpfr_srcptr x, const char *name) |
-{ |
- unsigned char temp[16]; /* buffer for the base-256 string */ |
- unsigned char *ptr; /* pointer to its first non-zero byte */ |
- int size; /* size of the string */ |
- int i; /* bits2use index */ |
- int j; /* output limb index */ |
- int k; /* byte index (in output limb) */ |
- int r; /* digit index, relative to ptr */ |
- |
- if (printf ("#if 0\n") < 0) |
- { fprintf (stderr, "Error in printf\n"); exit (1); } |
- for (i = 0; i < size_of_bits2use; i++) |
- { |
- if (printf ("#elif BITS_PER_MP_LIMB == %d\n" |
- "const mp_limb_t %s__tab[] = { 0x", bits2use[i], name) < 0) |
- { fprintf (stderr, "Error in printf\n"); exit (1); } |
- size = mpn_get_str (temp, 256, MPFR_MANT (x), MPFR_LIMB_SIZE (x)); |
- MPFR_ASSERTN (size <= 16); |
- ptr = temp; |
- /* Skip leading zeros. */ |
- while (*ptr == 0) |
- { |
- ptr++; |
- size--; |
- MPFR_ASSERTN (size > 0); |
- } |
- MPFR_ASSERTN (*ptr >= 128); |
- for (j = (MPFR_PREC (x) - 1) / bits2use[i]; j >= 0; j--) |
- { |
- r = j * (bits2use[i] / 8); |
- for (k = 0; k < bits2use[i] / 8; k++) |
- if (printf ("%02x", r < size ? ptr[r++] : 0) < 0) |
- { fprintf (stderr, "Error in printf\n"); exit (1); } |
- if (printf (j == 0 ? " };\n" : ", 0x") < 0) |
- { fprintf (stderr, "Error in printf\n"); exit (1); } |
- } |
- } |
- if (printf ("#endif\n\n") < 0) |
- { fprintf (stderr, "Error in printf\n"); exit (1); } |
-} |
- |
-static void |
-compute_l2b (int output) |
-{ |
- mpfr_ptr p; |
- mpfr_srcptr t; |
- int beta, i; |
- int error = 0; |
- char buffer[30]; |
- |
- for (beta = 2; beta <= BASE_MAX; beta++) |
- { |
- for (i = 0; i < 2; i++) |
- { |
- p = &l2b[beta-2][i]; |
- |
- /* Compute the value */ |
- if (i == 0) |
- { |
- /* 23-bit upper approximation to log(b)/log(2) */ |
- mpfr_init2 (p, 23); |
- mpfr_set_ui (p, beta, GMP_RNDU); |
- mpfr_log2 (p, p, GMP_RNDU); |
- } |
- else |
- { |
- /* 76-bit upper approximation to log(2)/log(b) */ |
- mpfr_init2 (p, 77); |
- mpfr_set_ui (p, beta, GMP_RNDD); |
- mpfr_log2 (p, p, GMP_RNDD); |
- mpfr_ui_div (p, 1, p, GMP_RNDU); |
- } |
- |
- sprintf (buffer, "mpfr_l2b_%d_%d", beta, i); |
- if (output) |
- print_mpfr (p, buffer); |
- |
- /* Check the value */ |
- t = &__gmpfr_l2b[beta-2][i]; |
- if (t == NULL || MPFR_PREC (t) == 0 || !mpfr_equal_p (p, t)) |
- { |
- if (!output) |
- { |
- error = 1; |
- printf ("Error for constant %s\n", buffer); |
- } |
- } |
- |
- if (!output) |
- mpfr_clear (p); |
- } |
- } |
- |
- if (output) |
- { |
- if (printf ("const __mpfr_struct __gmpfr_l2b[BASE_MAX-1][2] = {\n") |
- < 0) |
- { fprintf (stderr, "Error in printf\n"); exit (1); } |
- for (beta = 2; beta <= BASE_MAX; beta++) |
- { |
- for (i = 0; i < 2; i++) |
- { |
- p = &l2b[beta-2][i]; |
- if (printf (" %c {%3d,%2d,%3ld, (mp_limb_t *) " |
- "mpfr_l2b_%d_%d__tab }%s\n", i == 0 ? '{' : ' ', |
- (int) MPFR_PREC (p), MPFR_SIGN (p), |
- (long) MPFR_GET_EXP (p), beta, i, |
- i == 0 ? "," : beta < BASE_MAX ? " }," : " } };") |
- < 0) |
- { fprintf (stderr, "Error in printf\n"); exit (1); } |
- mpfr_clear (p); |
- } |
- } |
- } |
- |
- /* If there was an error, the test fails. */ |
- if (error) |
- exit (1); |
-} |
- |
-int |
-main (int argc, char *argv[]) |
-{ |
- if (argc != 1) |
- { |
- /* Generate code that initializes the l2b constants. */ |
- compute_l2b (1); |
- } |
- else |
- { |
- /* Check the l2b constants. */ |
- tests_start_mpfr (); |
- compute_l2b (0); |
- tests_end_mpfr (); |
- } |
- return 0; |
-} |