From 9761bf4dfae04016bccaa82414719523b090dd60 Mon Sep 17 00:00:00 2001 From: Florian Weimer Date: Wed, 16 May 2018 06:03:08 +0200 Subject: math: Merge strtod_nan_*.h into math-type-macros-*.h This change will eventually make it possible to compile stdlib/strtod_nan_main.c as part of math/s_nan_template.c. --- .../ieee754/ldbl-128ibm/math-nan-payload-ldouble.h | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 sysdeps/ieee754/ldbl-128ibm/math-nan-payload-ldouble.h (limited to 'sysdeps/ieee754/ldbl-128ibm/math-nan-payload-ldouble.h') diff --git a/sysdeps/ieee754/ldbl-128ibm/math-nan-payload-ldouble.h b/sysdeps/ieee754/ldbl-128ibm/math-nan-payload-ldouble.h new file mode 100644 index 0000000..6534075 --- /dev/null +++ b/sysdeps/ieee754/ldbl-128ibm/math-nan-payload-ldouble.h @@ -0,0 +1,29 @@ +/* NaN payload handling or ldbl-128ibm. + Copyright (C) 1997-2018 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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. + + 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 + . */ + +#define SET_NAN_PAYLOAD(flt, mant) \ + do \ + { \ + union ibm_extended_long_double u; \ + u.ld = (flt); \ + u.d[0].ieee_nan.mantissa0 = (mant) >> 32; \ + u.d[0].ieee_nan.mantissa1 = (mant); \ + if ((u.d[0].ieee.mantissa0 | u.d[0].ieee.mantissa1) != 0) \ + (flt) = u.ld; \ + } \ + while (0) -- cgit v1.1