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Diffstat (limited to 'libdecnumber/decLibrary.c')
-rw-r--r-- | libdecnumber/decLibrary.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/libdecnumber/decLibrary.c b/libdecnumber/decLibrary.c new file mode 100644 index 00000000000..7e5e928edc2 --- /dev/null +++ b/libdecnumber/decLibrary.c @@ -0,0 +1,76 @@ +/* Temporary library support for decimal floating point. + Copyright (C) 2005, 2006 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 2, or (at your option) + any later version. + + In addition to the permissions in the GNU General Public License, + the Free Software Foundation gives you unlimited permission to link + the compiled version of this file into combinations with other + programs, and to distribute those combinations without any + restriction coming from the use of this file. (The General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into a combine executable.) + + 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. + + You should have received a copy of the GNU General Public License + along with GCC; see the file COPYING. If not, write to the Free + Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301, USA. */ + +#include "config.h" +#include "decContext.h" +#include "decimal128.h" +#include "decimal64.h" +#include "decimal32.h" + +void __host_to_ieee_32 (_Decimal32, decimal32 *); +void __host_to_ieee_64 (_Decimal64, decimal64 *); +void __host_to_ieee_128 (_Decimal128, decimal128 *); + +extern int isinfd32 (_Decimal32); +extern int isinfd64 (_Decimal64); +extern int isinfd128 (_Decimal128); +uint32_t __dec_byte_swap (uint32_t); + +int +isinfd32 (_Decimal32 arg) +{ + decNumber dn; + decimal32 d32; + + __host_to_ieee_32 (arg, &d32); + decimal32ToNumber (&d32, &dn); + return (decNumberIsInfinite (&dn)); +} + +int +isinfd64 (_Decimal64 arg) +{ + decNumber dn; + decimal64 d64; + + __host_to_ieee_64 (arg, &d64); + decimal64ToNumber (&d64, &dn); + return (decNumberIsInfinite (&dn)); +} + +int +isinfd128 (_Decimal128 arg) +{ + decNumber dn; + decimal128 d128; + + __host_to_ieee_128 (arg, &d128); + decimal128ToNumber (&d128, &dn); + return (decNumberIsInfinite (&dn)); +} |