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-rw-r--r--soft-fp/trunctfdf2.c54
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diff --git a/soft-fp/trunctfdf2.c b/soft-fp/trunctfdf2.c
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-/* Software floating-point emulation.
- Truncate IEEE quad into IEEE double
- Copyright (C) 1997-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Richard Henderson (rth@cygnus.com) and
- Jakub Jelinek (jj@ultra.linux.cz).
-
- The GNU C 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.
-
- In addition to the permissions in the GNU Lesser General Public
- License, the Free Software Foundation gives you unlimited
- permission to link the compiled version of this file into
- combinations with other programs, and to distribute those
- combinations without any restriction coming from the use of this
- file. (The Lesser General Public License restrictions do apply in
- other respects; for example, they cover modification of the file,
- and distribution when not linked into a combine executable.)
-
- The GNU C 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 C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#include "soft-fp.h"
-#include "double.h"
-#include "quad.h"
-
-DFtype
-__trunctfdf2 (TFtype a)
-{
- FP_DECL_EX;
- FP_DECL_Q (A);
- FP_DECL_D (R);
- DFtype r;
-
- FP_INIT_ROUNDMODE;
- FP_UNPACK_SEMIRAW_Q (A, a);
-#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q
- FP_TRUNC (D, Q, 2, 4, R, A);
-#else
- FP_TRUNC (D, Q, 1, 2, R, A);
-#endif
- FP_PACK_SEMIRAW_D (r, R);
- FP_HANDLE_EXCEPTIONS;
-
- return r;
-}