From a9591af9e9ff0ecd0ae09214bd6e19157bff61d8 Mon Sep 17 00:00:00 2001 From: Andreas Jaeger Date: Tue, 5 Sep 2000 09:07:19 +0000 Subject: Moved from soft-fp/sysdeps/sparc/sparc64/s_scalbnl.c --- soft-fp/sysdeps/sparc/sparc32/q_util.c | 57 ---------------------------------- 1 file changed, 57 deletions(-) delete mode 100644 soft-fp/sysdeps/sparc/sparc32/q_util.c (limited to 'soft-fp/sysdeps/sparc/sparc32/q_util.c') diff --git a/soft-fp/sysdeps/sparc/sparc32/q_util.c b/soft-fp/sysdeps/sparc/sparc32/q_util.c deleted file mode 100644 index df4d16c019..0000000000 --- a/soft-fp/sysdeps/sparc/sparc32/q_util.c +++ /dev/null @@ -1,57 +0,0 @@ -/* Software floating-point emulation. - Helper routine for _Q_* routines. - Simulate exceptions using double arithmetics. - Copyright (C) 1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by 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 Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If - not, write to the Free Software Foundation, Inc., - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "soft-fp.h" - -unsigned long long ___Q_numbers [] = { -0x0000000000000000ULL, /* Zero */ -0x0010100000000000ULL, /* Very tiny number */ -0x0010000000000000ULL, /* Minimum normalized number */ -0x7fef000000000000ULL, /* A huge double number */ -}; - -double ___Q_simulate_exceptions(int exceptions) -{ - double d, *p = (double *)___Q_numbers; - if (exceptions & FP_EX_INVALID) - d = p[0]/p[0]; - if (exceptions & FP_EX_OVERFLOW) - { - d = p[3] + p[3]; - exceptions &= ~FP_EX_INEXACT; - } - if (exceptions & FP_EX_UNDERFLOW) - { - if (exceptions & FP_EX_INEXACT) - { - d = p[2] * p[2]; - exceptions &= ~FP_EX_INEXACT; - } - else - d = p[1] - p[2]; - } - if (exceptions & FP_EX_DIVZERO) - d = 1.0/p[0]; - if (exceptions & FP_EX_INEXACT) - d = p[3] - p[2]; - return d; -} -- cgit 1.4.1