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/* Definitions of C specific functions for GNU compiler.

   Copyright (C) 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.

   Contributed by Steve Ellcey <sje@cup.hp.com>

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/>.  */

#include "config.h"

#include "system.h"

#include "coretypes.h"

#include "tm.h"

#include "tree.h"

#include "cpplib.h"

#include "c-common.h"

#include "c-pragma.h"

#include "toplev.h"

#include "tm_p.h"

static void ia64_hpux_add_pragma_builtin (tree func);

void

ia64_hpux_handle_builtin_pragma (cpp_reader *pfile ATTRIBUTE_UNUSED)

{

  /* #pragma builtin name, name, name */

  enum cpp_ttype type;

  tree x;

  type = pragma_lex (&x);

  while (type == CPP_NAME)

    {

      ia64_hpux_add_pragma_builtin (x);

      type = pragma_lex (&x);

      if (type == CPP_COMMA)

        type = pragma_lex (&x);

    }

  if (type != CPP_EOF)

    warning (OPT_Wpragmas, "malformed #pragma builtin");

}

/* List of standard math functions which do not set matherr by default

   and which have a different version which does set errno and which we

   want to call *if* we have seen an extern for the routine and we have

   asked for strict C89 compatibility.  */

typedef struct c89_mathlib_names

{

        const char *realname; /* User visible function name.  */

        const char *c89name;  /* libm special name needed to set errno.  */

} c89_mathlib_names;

static const c89_mathlib_names c89_mathlib_name_list [] =

{

        {"acos", "_Acos_e#"},

        {"acosd", "_Acosd_e#"},

        {"acosdf", "_Acosdf_e#"},

        {"acosdl", "_Acosdl_e#"},

        {"acosdw", "_Acosdw_e#"},

        {"acosf", "_Acosf_e#"},

        {"acosh", "_Acosh_e#"},

        {"acoshf", "_Acoshf_e#"},

        {"acoshl", "_Acoshl_e#"},

        {"acoshw", "_Acoshw_e#"},

        {"acosl", "_Acosl_e#"},

        {"acosw", "_Acosw_e#"},

        {"asin", "_Asin_e#"},

        {"asind", "_Asind_e#"},

        {"asindf", "_Asindf_e#"},

        {"asindl", "_Asindl_e#"},

        {"asindw", "_Asindw_e#"},

        {"asinf", "_Asinf_e#"},

        {"asinl", "_Asinl_e#"},

        {"asinw", "_Asinw_e#"},

        {"atanh", "_Atanh_e#"},

        {"atanhf", "_Atanhf_e#"},

        {"atanhl", "_Atanhl_e#"},

        {"atanhw", "_Atanhw_e#"},

        {"cosh", "_Cosh_e#"},

        {"coshf", "_Coshf_e#"},

        {"coshl", "_Coshl_e#"},

        {"coshw", "_Coshw_e#"},

        {"exp2", "_Exp2_e#"},

        {"exp2f", "_Exp2f_e#"},

        {"exp2l", "_Exp2l_e#"},

        {"exp2w", "_Exp2w_e#"},

        {"exp", "_Exp_e#"},

        {"expf", "_Expf_e#"},

        {"expl", "_Expl_e#"},

        {"expm1", "_Expm1_e#"},

        {"expm1f", "_Expm1f_e#"},

        {"expm1l", "_Expm1l_e#"},

        {"expm1w", "_Expm1w_e#"},

        {"expw", "_Expw_e#"},

        {"fmod", "_Fmod_e#"},

        {"fmodf", "_Fmodf_e#"},

        {"fmodl", "_Fmodl_e#"},

        {"fmodw", "_Fmodw_e#"},

        {"gamma", "_Gamma_e#"},

        {"gammaf", "_Gammaf_e#"},

        {"gammal", "_Gammal_e#"},

        {"gammaw", "_Gammaw_e#"},

        {"ldexp", "_Ldexp_e#"},

        {"ldexpf", "_Ldexpf_e#"},

        {"ldexpl", "_Ldexpl_e#"},

        {"ldexpw", "_Ldexpw_e#"},

        {"lgamma", "_Lgamma_e#"},

        {"lgammaf", "_Lgammaf_e#"},

        {"lgammal", "_Lgammal_e#"},

        {"lgammaw", "_Lgammaw_e#"},

        {"log10", "_Log10_e#"},

        {"log10f", "_Log10f_e#"},

        {"log10l", "_Log10l_e#"},

        {"log10w", "_Log10w_e#"},

        {"log1p", "_Log1p_e#"},

        {"log1pf", "_Log1pf_e#"},

        {"log1pl", "_Log1pl_e#"},

        {"log1pw", "_Log1pw_e#"},

        {"log2", "_Log2_e#"},

        {"log2f", "_Log2f_e#"},

        {"log2l", "_Log2l_e#"},

        {"log2w", "_Log2w_e#"},

        {"log", "_Log_e#"},

        {"logb", "_Logb_e#"},

        {"logbf", "_Logbf_e#"},

        {"logbl", "_Logbl_e#"},

        {"logbw", "_Logbw_e#"},

        {"logf", "_Logf_e#"},

        {"logl", "_Logl_e#"},

        {"logw", "_Logw_e#"},

        {"nextafter", "_Nextafter_e#"},

        {"nextafterf", "_Nextafterf_e#"},

        {"nextafterl", "_Nextafterl_e#"},

        {"nextafterw", "_Nextafterw_e#"},

        {"pow", "_Pow_e#"},

        {"powf", "_Powf_e#"},

        {"powl", "_Powl_e#"},

        {"poww", "_Poww_e#"},

        {"remainder", "_Remainder_e#"},

        {"remainderf", "_Remainderf_e#"},

        {"remainderl", "_Remainderl_e#"},

        {"remainderw", "_Remainderw_e#"},

        {"scalb", "_Scalb_e#"},

        {"scalbf", "_Scalbf_e#"},

        {"scalbl", "_Scalbl_e#"},

        {"scalbw", "_Scalbw_e#"},

        {"sinh", "_Sinh_e#"},

        {"sinhf", "_Sinhf_e#"},

        {"sinhl", "_Sinhl_e#"},

        {"sinhw", "_Sinhw_e#"},

        {"sqrt", "_Sqrt_e#"},

        {"sqrtf", "_Sqrtf_e#"},

        {"sqrtl", "_Sqrtl_e#"},

        {"sqrtw", "_Sqrtw_e#"},

        {"tgamma", "_Tgamma_e#"},

        {"tgammaf", "_Tgammaf_e#"},

        {"tgammal", "_Tgammal_e#"},

        {"tgammaw", "_Tgammaw_e#"}

};

static void

ia64_hpux_add_pragma_builtin (tree func)

{

  size_t i;

  if (!flag_isoc94 && flag_iso)

    {

        for (i = 0; i < ARRAY_SIZE (c89_mathlib_name_list); i++)

          {

            if (!strcmp(c89_mathlib_name_list[i].realname,

                        IDENTIFIER_POINTER (func)))

              {

                add_to_renaming_pragma_list(func,

                        get_identifier(c89_mathlib_name_list[i].c89name));

              }

          }

    }

}