/* Floating point library in optimized assembly for 8051
 * Copyright (c) 2004, Paul Stoffregen, paul@pjrc.com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#define SDCC_FLOAT_LIB
#include <float.h>


#ifdef FLOAT_ASM_MCS51

// unsigned char __fs2uchar (float x)
static void dummy(void) __naked
{
	__asm
	.globl	___fs2uchar
___fs2uchar:
	mov	r7, #134
	lcall	fs2ulong_begin
	mov	dpl, a
	ret
	__endasm;
}

#else

/* convert float to unsigned char */
unsigned char __fs2uchar (float f)
{
  unsigned long ul=__fs2ulong(f);
  if (ul>=UCHAR_MAX) return UCHAR_MAX;
  return ul;
}

#endif
