--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/fortran/mathbuiltins.def	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,75 @@
+/* Copyright (C) 2004-2017 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC 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 General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+/* DEFINE_MATH_BUILTIN (CODE, NAME, ARGTYPE)
+   NAME	  The name of the builtin
+   SNAME  The name of the builtin as a string
+   ARGTYPE The type of the arguments.  See f95-lang.c
+
+   Use DEFINE_MATH_BUILTIN_C if the complex versions of the builtin are
+   also available.  */
+DEFINE_MATH_BUILTIN_C (ACOS,  "acos",   0)
+DEFINE_MATH_BUILTIN_C (ACOSH, "acosh",  0)
+DEFINE_MATH_BUILTIN_C (ASIN,  "asin",   0)
+DEFINE_MATH_BUILTIN_C (ASINH, "asinh",  0)
+DEFINE_MATH_BUILTIN_C (ATAN,  "atan",   0)
+DEFINE_MATH_BUILTIN_C (ATANH, "atanh",  0)
+DEFINE_MATH_BUILTIN   (ATAN2, "atan2",  1)
+DEFINE_MATH_BUILTIN_C (COS,   "cos",    0)
+DEFINE_MATH_BUILTIN_C (COSH,  "cosh",   0)
+DEFINE_MATH_BUILTIN_C (EXP,   "exp",    0)
+DEFINE_MATH_BUILTIN_C (LOG,   "log",    0)
+DEFINE_MATH_BUILTIN_C (LOG10, "log10",  0)
+DEFINE_MATH_BUILTIN_C (SIN,   "sin",    0)
+DEFINE_MATH_BUILTIN_C (SINH,  "sinh",   0)
+DEFINE_MATH_BUILTIN_C (SQRT,  "sqrt",   0)
+DEFINE_MATH_BUILTIN_C (TAN,   "tan",    0)
+DEFINE_MATH_BUILTIN_C (TANH,  "tanh",   0)
+DEFINE_MATH_BUILTIN   (J0,    "j0",     0)
+DEFINE_MATH_BUILTIN   (J1,    "j1",     0)
+DEFINE_MATH_BUILTIN   (JN,    "jn",     5)
+DEFINE_MATH_BUILTIN   (Y0,    "y0",     0)
+DEFINE_MATH_BUILTIN   (Y1,    "y1",     0)
+DEFINE_MATH_BUILTIN   (YN,    "yn",     5)
+DEFINE_MATH_BUILTIN   (ERF,   "erf",    0)
+DEFINE_MATH_BUILTIN   (ERFC,  "erfc",   0)
+DEFINE_MATH_BUILTIN   (TGAMMA,"tgamma", 0)
+DEFINE_MATH_BUILTIN   (LGAMMA,"lgamma", 0)
+DEFINE_MATH_BUILTIN   (HYPOT, "hypot",  1)
+
+/* OTHER_BUILTIN (CODE, NAME, PROTOTYPE_TYPE, CONST)
+   For floating-point builtins that do not directly correspond to a
+   Fortran intrinsic. This is used to map the different variants (float,
+   double and long double) and to build the quad-precision decls.  */
+OTHER_BUILTIN (CABS,      "cabs",      cabs,    true)
+OTHER_BUILTIN (COPYSIGN,  "copysign",  2,       true)
+OTHER_BUILTIN (CPOW,      "cpow",      cpow,    true)
+OTHER_BUILTIN (FABS,      "fabs",      1,       true)
+OTHER_BUILTIN (FMOD,      "fmod",      2,       true)
+OTHER_BUILTIN (FREXP,     "frexp",     frexp,   false)
+OTHER_BUILTIN (LOGB,      "logb",      1,       true)
+OTHER_BUILTIN (LLROUND,   "llround",   llround, true)
+OTHER_BUILTIN (LROUND,    "lround",    lround,  true)
+OTHER_BUILTIN (IROUND,    "iround",    iround,  true)
+OTHER_BUILTIN (NEXTAFTER, "nextafter", 2,       true)
+OTHER_BUILTIN (POW,       "pow",       2,       true)
+OTHER_BUILTIN (REMAINDER, "remainder", 2,       true)
+OTHER_BUILTIN (RINT,      "rint",      1,       true)
+OTHER_BUILTIN (ROUND,     "round",     1,       true)
+OTHER_BUILTIN (SCALBN,    "scalbn",    scalbn,  true)
+OTHER_BUILTIN (TRUNC,     "trunc",     1,       true)