gdtoa/arith.h

   1 /*
   2  * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*
  24  * These values generated by arithchk.c in the FreeBSD contrib/gdtoa package
  25  * and spliced together for the different architectures.
  26  */
  27
  28 #if defined(__i386__)
  29 #define IEEE_8087
  30 #define Arith_Kind_ASL 1
  31 #elif defined(__x86_64__)
  32 #define IEEE_8087
  33 #define Arith_Kind_ASL 1
  34 #define Long int
  35 #define Intcast (int)(long)
  36 #define Double_Align
  37 #define X64_bit_pointers
  38 #elif defined(__arm__)
  39 #if __VFP_FP__
  40 #define IEEE_8087
  41 #else
  42 #define IEEE_MC68k
  43 #endif
  44 #define Arith_Kind_ASL 1
  45 #else
  46 #error Unsupported architecture
  47 #endif
  48
  49 #define Honor_FLT_ROUNDS
  50 #define Trust_FLT_ROUNDS