LXR linux/arch/arm/nwfpe/fpopcode.c

   1/*
   2    NetWinder Floating Point Emulator
   3    (c) Rebel.COM, 1998,1999
   4
   5    Direct questions, comments to Scott Bambrough <scottb@netwinder.org>
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20*/
  21
  22#include "fpa11.h"
  23#include "softfloat.h"
  24#include "fpopcode.h"
  25#include "fpsr.h"
  26#include "fpmodule.h"
  27#include "fpmodule.inl"
  28
  29#ifdef CONFIG_FPE_NWFPE_XP
  30const floatx80 floatx80Constant[] = {
  31        { .high = 0x0000, .low = 0x0000000000000000ULL},/* extended 0.0 */
  32        { .high = 0x3fff, .low = 0x8000000000000000ULL},/* extended 1.0 */
  33        { .high = 0x4000, .low = 0x8000000000000000ULL},/* extended 2.0 */
  34        { .high = 0x4000, .low = 0xc000000000000000ULL},/* extended 3.0 */
  35        { .high = 0x4001, .low = 0x8000000000000000ULL},/* extended 4.0 */
  36        { .high = 0x4001, .low = 0xa000000000000000ULL},/* extended 5.0 */
  37        { .high = 0x3ffe, .low = 0x8000000000000000ULL},/* extended 0.5 */
  38        { .high = 0x4002, .low = 0xa000000000000000ULL},/* extended 10.0 */
  39};
  40#endif
  41
  42const float64 float64Constant[] = {
  43        0x0000000000000000ULL,  /* double 0.0 */
  44        0x3ff0000000000000ULL,  /* double 1.0 */
  45        0x4000000000000000ULL,  /* double 2.0 */
  46        0x4008000000000000ULL,  /* double 3.0 */
  47        0x4010000000000000ULL,  /* double 4.0 */
  48        0x4014000000000000ULL,  /* double 5.0 */
  49        0x3fe0000000000000ULL,  /* double 0.5 */
  50        0x4024000000000000ULL   /* double 10.0 */
  51};
  52
  53const float32 float32Constant[] = {
  54        0x00000000,             /* single 0.0 */
  55        0x3f800000,             /* single 1.0 */
  56        0x40000000,             /* single 2.0 */
  57        0x40400000,             /* single 3.0 */
  58        0x40800000,             /* single 4.0 */
  59        0x40a00000,             /* single 5.0 */
  60        0x3f000000,             /* single 0.5 */
  61        0x41200000              /* single 10.0 */
  62};
  63
  64