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/*
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Crown Copyright (c) 1997
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This TenDRA(r) Computer Program is subject to Copyright
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owned by the United Kingdom Secretary of State for Defence
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acting through the Defence Evaluation and Research Agency
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(DERA). It is made available to Recipients with a
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royalty-free licence for its use, reproduction, transfer
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to other parties and amendment for any purpose not excluding
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product development provided that any such use et cetera
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shall be deemed to be acceptance of the following conditions:-
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(1) Its Recipients shall ensure that this Notice is
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reproduced upon any copies or amended versions of it;
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(2) Any amended version of it shall be clearly marked to
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show both the nature of and the organisation responsible
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for the relevant amendment or amendments;
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(3) Its onward transfer from a recipient to another
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party shall be deemed to be that party's acceptance of
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these conditions;
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(4) DERA gives no warranty or assurance as to its
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quality or suitability for any purpose and DERA accepts
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no liability whatsoever in relation to any use to which
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it may be put.
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*/
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/**********************************************************************
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$Author: release $
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$Date: 1998/01/17 15:55:45 $
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$Revision: 1.1.1.1 $
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$Log: arith_codes.h,v $
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* Revision 1.1.1.1 1998/01/17 15:55:45 release
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* First version to be checked into rolling release.
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*
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* Revision 1.1 1995/04/06 10:43:34 currie
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* Initial revision
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*
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***********************************************************************/
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#ifndef ARITH_CODES_H
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#define ARITH_CODES_H
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/****integer classes | ref data_structures:RANGE
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**** | use simple_ts.h:
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**** | ref syntax_analysis:type specifiers
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**** | ref tokenised objects:
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****/
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/*sizes*/
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#define t_char (0) /*char*/
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#define t_short (1) /*short*/
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#define t_int (2) /*int*/
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#define t_long (3) /*long*/
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/*signedness*/
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#define t_none (0) /* 0>>2 no sign*/
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#define t_signed (4) /* 1>>2 signed*/
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#define t_unsigned (8) /* 2>>2 unsigned*/
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#define variety_filter (3) /*masks to leave the size of a non-tokenised integer*/
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#define sign_filter (12) /*masks to leave the sign of a non-tokenised integer*/
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#define int_range (t_int|t_signed) /*the commonly used integer type 'int'*/
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/****floating_types | ref data_structures:REALLEX
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**** | ref data_structures:floating types
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**** | use simple_ts.h:
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**** | ref syntax_analysis:type specifiers
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**** | ref data_structures:RANGE
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****/
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#define t_float (0) /*float*/
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#define t_double (1) /*double*/
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#define t_long_double (2) /*long double*/
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/****arithmetic_types
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****/
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#define int_to_arith(i)(i)
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#define arith_to_int(a)(a)
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#define float_to_arith(f)(((f)<<3)|0x80)
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#define arith_to_float(a)(((a)&0x7f)>>3)
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#endif
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