diff options
Diffstat (limited to 'libc/sysdeps/linux/sparc/soft-fp/soft-fp.h')
| -rw-r--r-- | libc/sysdeps/linux/sparc/soft-fp/soft-fp.h | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/libc/sysdeps/linux/sparc/soft-fp/soft-fp.h b/libc/sysdeps/linux/sparc/soft-fp/soft-fp.h deleted file mode 100644 index 522fba143..000000000 --- a/libc/sysdeps/linux/sparc/soft-fp/soft-fp.h +++ /dev/null @@ -1,204 +0,0 @@ -/* Software floating-point emulation. - Copyright (C) 1997,1998,1999,2000,2002,2003,2005,2006,2007 - Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Richard Henderson (rth@cygnus.com), - Jakub Jelinek (jj@ultra.linux.cz), - David S. Miller (davem@redhat.com) and - Peter Maydell (pmaydell@chiark.greenend.org.uk). - - 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. - - In addition to the permissions in the GNU Lesser 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 Lesser 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.) - - 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 - <http://www.gnu.org/licenses/>. */ - -#ifndef SOFT_FP_H -#define SOFT_FP_H - -#include "sfp-machine.h" - -/* Allow sfp-machine to have its own byte order definitions. */ -#ifndef __BYTE_ORDER -#ifdef _LIBC -#include <endian.h> -#else -#error "endianness not defined by sfp-machine.h" -#endif -#endif - -#define _FP_WORKBITS 3 -#define _FP_WORK_LSB ((_FP_W_TYPE)1 << 3) -#define _FP_WORK_ROUND ((_FP_W_TYPE)1 << 2) -#define _FP_WORK_GUARD ((_FP_W_TYPE)1 << 1) -#define _FP_WORK_STICKY ((_FP_W_TYPE)1 << 0) - -#ifndef FP_RND_NEAREST -# define FP_RND_NEAREST 0 -# define FP_RND_ZERO 1 -# define FP_RND_PINF 2 -# define FP_RND_MINF 3 -#endif -#ifndef FP_ROUNDMODE -# define FP_ROUNDMODE FP_RND_NEAREST -#endif - -/* By default don't care about exceptions. */ -#ifndef FP_EX_INVALID -#define FP_EX_INVALID 0 -#endif -#ifndef FP_EX_OVERFLOW -#define FP_EX_OVERFLOW 0 -#endif -#ifndef FP_EX_UNDERFLOW -#define FP_EX_UNDERFLOW 0 -#endif -#ifndef FP_EX_DIVZERO -#define FP_EX_DIVZERO 0 -#endif -#ifndef FP_EX_INEXACT -#define FP_EX_INEXACT 0 -#endif -#ifndef FP_EX_DENORM -#define FP_EX_DENORM 0 -#endif - -#ifdef _FP_DECL_EX -#define FP_DECL_EX \ - int _fex = 0; \ - _FP_DECL_EX -#else -#define FP_DECL_EX int _fex = 0 -#endif - -#ifndef FP_INIT_ROUNDMODE -#define FP_INIT_ROUNDMODE do {} while (0) -#endif - -#ifndef FP_HANDLE_EXCEPTIONS -#define FP_HANDLE_EXCEPTIONS do {} while (0) -#endif - -#ifndef FP_INHIBIT_RESULTS -/* By default we write the results always. - * sfp-machine may override this and e.g. - * check if some exceptions are unmasked - * and inhibit it in such a case. - */ -#define FP_INHIBIT_RESULTS 0 -#endif - -#define FP_SET_EXCEPTION(ex) \ - _fex |= (ex) - -#define FP_UNSET_EXCEPTION(ex) \ - _fex &= ~(ex) - -#define FP_CLEAR_EXCEPTIONS \ - _fex = 0 - -#define _FP_ROUND_NEAREST(wc, X) \ -do { \ - if ((_FP_FRAC_LOW_##wc(X) & 15) != _FP_WORK_ROUND) \ - _FP_FRAC_ADDI_##wc(X, _FP_WORK_ROUND); \ -} while (0) - -#define _FP_ROUND_ZERO(wc, X) (void)0 - -#define _FP_ROUND_PINF(wc, X) \ -do { \ - if (!X##_s && (_FP_FRAC_LOW_##wc(X) & 7)) \ - _FP_FRAC_ADDI_##wc(X, _FP_WORK_LSB); \ -} while (0) - -#define _FP_ROUND_MINF(wc, X) \ -do { \ - if (X##_s && (_FP_FRAC_LOW_##wc(X) & 7)) \ - _FP_FRAC_ADDI_##wc(X, _FP_WORK_LSB); \ -} while (0) - -#define _FP_ROUND(wc, X) \ -do { \ - if (_FP_FRAC_LOW_##wc(X) & 7) \ - FP_SET_EXCEPTION(FP_EX_INEXACT); \ - switch (FP_ROUNDMODE) \ - { \ - case FP_RND_NEAREST: \ - _FP_ROUND_NEAREST(wc,X); \ - break; \ - case FP_RND_ZERO: \ - _FP_ROUND_ZERO(wc,X); \ - break; \ - case FP_RND_PINF: \ - _FP_ROUND_PINF(wc,X); \ - break; \ - case FP_RND_MINF: \ - _FP_ROUND_MINF(wc,X); \ - break; \ - } \ -} while (0) - -#define FP_CLS_NORMAL 0 -#define FP_CLS_ZERO 1 -#define FP_CLS_INF 2 -#define FP_CLS_NAN 3 - -#define _FP_CLS_COMBINE(x,y) (((x) << 2) | (y)) - -#include "op-1.h" -#include "op-2.h" -#include "op-4.h" -#include "op-8.h" -#include "op-common.h" - -/* Sigh. Silly things longlong.h needs. */ -#define UWtype _FP_W_TYPE -#define W_TYPE_SIZE _FP_W_TYPE_SIZE - -typedef int QItype __attribute__((mode(QI))); -typedef int SItype __attribute__((mode(SI))); -typedef int DItype __attribute__((mode(DI))); -typedef unsigned int UQItype __attribute__((mode(QI))); -typedef unsigned int USItype __attribute__((mode(SI))); -typedef unsigned int UDItype __attribute__((mode(DI))); -#if _FP_W_TYPE_SIZE == 32 -typedef unsigned int UHWtype __attribute__((mode(HI))); -#elif _FP_W_TYPE_SIZE == 64 -typedef USItype UHWtype; -#endif - -#ifndef CMPtype -#define CMPtype int -#endif - -#define SI_BITS (__CHAR_BIT__ * (int)sizeof(SItype)) -#define DI_BITS (__CHAR_BIT__ * (int)sizeof(DItype)) - -#ifndef umul_ppmm -#include "longlong.h" -#endif - -#ifdef _LIBC -#include <stdlib.h> -#else -extern void abort (void); -#endif - -#endif |