[thirdparty/glibc.git] / sysdeps / powerpc / powerpc32 / fpu / fix-int-fp-convert-zero.h

/* Fix for conversion of integer 0 to floating point.  PowerPC version.
   Copyright (C) 2015-2021 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
   <https://www.gnu.org/licenses/>.  */

#ifndef FIX_INT_FP_CONVERT_ZERO_H
#define FIX_INT_FP_CONVERT_ZERO_H	1

/* The code sequences GCC generates for conversion of integers to
   floating point result in -0 instead of +0 in FE_DOWNWARD mode when
   the fcfid instruction is not used, as of GCC 5.  See
   <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67771>.  */
#define FIX_INT_FP_CONVERT_ZERO (!HAVE_PPC_FCFID)

#endif /* fix-int-fp-convert-zero.h */
Commit	Line	Data
bc375363	1	/* Fix for conversion of integer 0 to floating point. PowerPC version.
2b778ceb	2	Copyright (C) 2015-2021 Free Software Foundation, Inc.
bc375363 JM	3	This file is part of the GNU C Library.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
	9
	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	Lesser General Public License for more details.
	14
	15	You should have received a copy of the GNU Lesser General Public
	16	License along with the GNU C Library; if not, see
5a82c748	17	<https://www.gnu.org/licenses/>. */
bc375363 JM	18
	19	#ifndef FIX_INT_FP_CONVERT_ZERO_H
	20	#define FIX_INT_FP_CONVERT_ZERO_H 1
	21
	22	/* The code sequences GCC generates for conversion of integers to
	23	floating point result in -0 instead of +0 in FE_DOWNWARD mode when
	24	the fcfid instruction is not used, as of GCC 5. See
	25	<https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67771>. */
	26	#define FIX_INT_FP_CONVERT_ZERO (!HAVE_PPC_FCFID)
	27
	28	#endif /* fix-int-fp-convert-zero.h */