X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=blobdiff_plain;f=libgcc%2Fconfig%2Fi386%2F32%2Ftf-signs.c;fp=libgcc%2Fconfig%2Fi386%2F32%2Ftf-signs.c;h=2bc1a855caa176d711d2be9ebcb5b1502460de6c;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libgcc/config/i386/32/tf-signs.c b/libgcc/config/i386/32/tf-signs.c new file mode 100644 index 00000000..2bc1a855 --- /dev/null +++ b/libgcc/config/i386/32/tf-signs.c @@ -0,0 +1,62 @@ +/* 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 +. */ + +union _FP_UNION_Q +{ + __float128 flt; + struct + { + unsigned long frac0 : 32; + unsigned long frac1 : 32; + unsigned long frac2 : 32; + unsigned long frac3 : 16; + 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; +}