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Diffstat (limited to 'sysdeps/ia64/fpu/math_ldbl.h')
| -rw-r--r-- | sysdeps/ia64/fpu/math_ldbl.h | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/sysdeps/ia64/fpu/math_ldbl.h b/sysdeps/ia64/fpu/math_ldbl.h deleted file mode 100644 index 0cb989162a..0000000000 --- a/sysdeps/ia64/fpu/math_ldbl.h +++ /dev/null @@ -1,122 +0,0 @@ -/* Manipulation of the bit representation of 'long double' quantities. - Copyright (C) 2000-2024 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 _MATH_LDBL_H_ -#define _MATH_LDBL_H_ 1 - -#include <stdint.h> -#include <endian.h> - -/* A union which permits us to convert between a long double and - three 32 bit ints. */ - -#if __FLOAT_WORD_ORDER == __BIG_ENDIAN - -typedef union -{ - long double value; - struct - { - unsigned int empty0:32; - int sign_exponent:16; - unsigned int empty1:16; - uint32_t msw; - uint32_t lsw; - } parts; -} ieee_long_double_shape_type; - -#endif - -#if __FLOAT_WORD_ORDER == __LITTLE_ENDIAN - -typedef union -{ - long double value; - struct - { - uint32_t lsw; - uint32_t msw; - int sign_exponent:16; - unsigned int empty1:16; - unsigned int empty0:32; - } parts; -} ieee_long_double_shape_type; - -#endif - -/* Get three 32 bit ints from a double. */ - -#define GET_LDOUBLE_WORDS(exp,ix0,ix1,d) \ -do { \ - ieee_long_double_shape_type ew_u; \ - ew_u.value = (d); \ - (exp) = ew_u.parts.sign_exponent; \ - (ix0) = ew_u.parts.msw; \ - (ix1) = ew_u.parts.lsw; \ -} while (0) - -/* Set a double from two 32 bit ints. */ - -#define SET_LDOUBLE_WORDS(d,exp,ix0,ix1) \ -do { \ - ieee_long_double_shape_type iw_u; \ - iw_u.parts.sign_exponent = (exp); \ - iw_u.parts.msw = (ix0); \ - iw_u.parts.lsw = (ix1); \ - (d) = iw_u.value; \ -} while (0) - -/* Get the more significant 32 bits of a long double mantissa. */ - -#define GET_LDOUBLE_MSW(v,d) \ -do { \ - ieee_long_double_shape_type sh_u; \ - sh_u.value = (d); \ - (v) = sh_u.parts.msw; \ -} while (0) - -/* Set the more significant 32 bits of a long double mantissa from an int. */ - -#define SET_LDOUBLE_MSW(d,v) \ -do { \ - ieee_long_double_shape_type sh_u; \ - sh_u.value = (d); \ - sh_u.parts.msw = (v); \ - (d) = sh_u.value; \ -} while (0) - -/* Get int from the exponent of a long double. */ - -#define GET_LDOUBLE_EXP(exp,d) \ -do { \ - ieee_long_double_shape_type ge_u; \ - ge_u.value = (d); \ - (exp) = ge_u.parts.sign_exponent; \ -} while (0) - -/* Set exponent of a long double from an int. */ - -#define SET_LDOUBLE_EXP(d,exp) \ -do { \ - ieee_long_double_shape_type se_u; \ - se_u.value = (d); \ - se_u.parts.sign_exponent = (exp); \ - (d) = se_u.value; \ -} while (0) - -#endif /* math_ldbl.h */ |