1 files changed, 47 insertions, 0 deletions
diff --git a/gas/bignum.h b/gas/bignum.h
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+++ b/gas/bignum.h
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+/* bignum.h-arbitrary precision integers
+   Copyright (C) 1987 Free Software Foundation, Inc.
+
+This file is part of GAS, the GNU Assembler.
+
+GAS is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+GAS 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 GAS; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/***********************************************************************\
+*									*
+*	Arbitrary-precision integer arithmetic.				*
+*	For speed, we work in groups of bits, even though this		*
+*	complicates algorithms.						*
+*	Each group of bits is called a 'littlenum'.			*
+*	A bunch of littlenums representing a (possibly large)		*
+*	integer is called a 'bignum'.					*
+*	Bignums are >= 0.						*
+*									*
+\***********************************************************************/
+
+#define	LITTLENUM_NUMBER_OF_BITS	(16)
+#define	LITTLENUM_RADIX			(1 << LITTLENUM_NUMBER_OF_BITS)
+#define	LITTLENUM_MASK			(0xFFFF)
+#define LITTLENUM_SHIFT			(1)
+#define CHARS_PER_LITTLENUM		(1 << LITTLENUM_SHIFT)
+#ifndef BITS_PER_CHAR
+#define BITS_PER_CHAR			(8)
+#endif
+
+typedef unsigned short LITTLENUM_TYPE;
+
+/* JF truncated this to get around a problem with GCC */
+#define	LOG_TO_BASE_2_OF_10		(3.3219280948873623478703194294893901758651 )
+				/* WARNING: I haven't checked that the trailing digits are correct! */
+
+/* end: bignum.h */