diff options
Diffstat (limited to 'gcc-4.4.3/libgcc/config/ia64/tf-signs.c')
-rw-r--r-- | gcc-4.4.3/libgcc/config/ia64/tf-signs.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/gcc-4.4.3/libgcc/config/ia64/tf-signs.c b/gcc-4.4.3/libgcc/config/ia64/tf-signs.c new file mode 100644 index 000000000..bbcae503e --- /dev/null +++ b/gcc-4.4.3/libgcc/config/ia64/tf-signs.c @@ -0,0 +1,60 @@ +/* Copyright (C) 2008, 2009 Free Software Foundation, Inc. + +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. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +<http://www.gnu.org/licenses/>. */ + +union _FP_UNION_Q +{ + __float128 flt; + struct + { + unsigned long frac1 : 64; + unsigned long frac0 : 48; + unsigned exp : 15; + unsigned sign : 1; + } bits __attribute__((packed)); +}; + +__float128 __copysigntf3 (__float128, __float128); +__float128 __fabstf2 (__float128); + +__float128 +__copysigntf3 (__float128 a, __float128 b) +{ + union _FP_UNION_Q A, B; + + A.flt = a; + B.flt = b; + A.bits.sign = B.bits.sign; + + return A.flt; +} + +__float128 +__fabstf2 (__float128 a) +{ + union _FP_UNION_Q A; + + A.flt = a; + A.bits.sign = 0; + + return A.flt; +} |