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2
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3 /* Stub for defining degree-valued trigonemetric functions using MPFR.
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4 Copyright (C) 2000-2020 Free Software Foundation, Inc.
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5 Contributed by Fritz Reese <foreese@gcc.gnu.org>
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6 and Steven G. Kargl <kargl@gcc.gnu.org>
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7
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8 This file is part of GCC.
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9
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10 GCC is free software; you can redistribute it and/or modify it under
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11 the terms of the GNU General Public License as published by the Free
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12 Software Foundation; either version 3, or (at your option) any later
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13 version.
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14
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15 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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16 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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18 for more details.
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19
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20 You should have received a copy of the GNU General Public License
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21 along with GCC; see the file COPYING3. If not see
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22 <http://www.gnu.org/licenses/>. */
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23
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24 #define FTYPE mpfr_t
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25 #define RETTYPE void
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26 #define RETURN(x) do { } while (0)
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27 #define ITYPE mpz_t
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28
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29 #define ISFINITE(x) mpfr_number_p(x)
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30 #define D2R(x) deg2rad(x)
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31
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32 #define ENABLE_SIND
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33 #define ENABLE_COSD
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34 #define ENABLE_TAND
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35
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36 #define SIND simplify_sind
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37 #define COSD simplify_cosd
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38 #define TAND simplify_tand
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39
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40 /* cosd(30) === sqrt(3) / 2. */
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41 #define SET_COSD30(x) do { \
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42 mpfr_set_ui (x, 3, GFC_RND_MODE); \
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43 mpfr_sqrt (x, x, GFC_RND_MODE); \
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44 mpfr_div_ui (x, x, 2, GFC_RND_MODE); \
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45 } while (0)
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46
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47 static RETTYPE SIND (FTYPE);
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48 static RETTYPE COSD (FTYPE);
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49 static RETTYPE TAND (FTYPE);
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50
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51 #include "../../libgfortran/intrinsics/trigd.inc"
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52
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53 /* vim: set ft=c: */
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