Home | History | Annotate | Download | only in machine
      1 /*-
      2  * Copyright (c) 2004-2005 David Schultz <das (at) FreeBSD.ORG>
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     24  * SUCH DAMAGE.
     25  *
     26  * $FreeBSD: src/lib/msun/arm/fenv.h,v 1.5 2005/03/16 19:03:45 das Exp $
     27  */
     28 
     29 /*
     30  * Rewritten for Android.
     31  *
     32  * The ARM FPSCR is described here:
     33  * http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0344b/Chdfafia.html
     34  */
     35 
     36 #ifndef _ARM_FENV_H_
     37 #define _ARM_FENV_H_
     38 
     39 #include <sys/types.h>
     40 
     41 __BEGIN_DECLS
     42 
     43 typedef __uint32_t fenv_t;
     44 typedef __uint32_t fexcept_t;
     45 
     46 /* Exception flags. */
     47 #define FE_INVALID    0x01
     48 #define FE_DIVBYZERO  0x02
     49 #define FE_OVERFLOW   0x04
     50 #define FE_UNDERFLOW  0x08
     51 #define FE_INEXACT    0x10
     52 #define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | FE_INVALID | \
     53                        FE_OVERFLOW | FE_UNDERFLOW)
     54 
     55 /* Rounding modes. */
     56 #define FE_TONEAREST  0x0
     57 #define FE_UPWARD     0x1
     58 #define FE_DOWNWARD   0x2
     59 #define FE_TOWARDZERO 0x3
     60 
     61 __END_DECLS
     62 
     63 #endif /* !_ARM_FENV_H_ */
     64