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/*
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Crown Copyright (c) 1997, 1998
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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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** abstract.h
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**
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** This file contains C #pragma statements which act
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** as the interface to the tokens defined in the file
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** abstract.pl.
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*/
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#if !defined(__INT64_API_h)
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#define __INT64_API_h
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/* Define the generic 32-bit signed and unsigned types */
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#ifdef NATIVE_INT64
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typedef int INT32;
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typedef unsigned int UINT32;
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#else
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typedef long INT32;
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typedef unsigned long UINT32;
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#endif
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/* Define the widest floating variety - not possible in C */
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/* The C Producer can't tokenise FLOATING_VARIETIES. */
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/* Define the new types for 64-bit integers */
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#pragma token TYPE INT64 #
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#pragma token TYPE UINT64 #
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#pragma no_def INT64
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#pragma no_def UINT64
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/* Are 64-bit integers are conceptually hi-word first ? */
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#if BIGENDIAN_INT64
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struct _s {
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INT32 hi32;
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UINT32 lo32;
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};
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struct _u {
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UINT32 hi32;
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UINT32 lo32;
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} u;
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#else
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struct _s {
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UINT32 lo32;
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INT32 hi32;
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};
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struct _u {
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UINT32 lo32;
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UINT32 hi32;
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} u;
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#endif /* BIGENDIAN_INT64 */
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typedef union {
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struct _s s;
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struct _u u;
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INT64 s64;
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UINT64 u64;
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} TDF_INT64;
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/* Macros for extracting the high- and low-32 bits */
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#define hi_32(X) ((X).s.hi32)
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#define lo_32(X) ((X).s.lo32)
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#define hi_u32(X) ((X).u.hi32)
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#define lo_u32(X) ((X).u.lo32)
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#define PARAM(X) ((X).s64)
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#define UPARAM(X) ((X).u64)
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/* 64-bit constants used in the implementation */
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#pragma token EXP rvalue : TDF_INT64 : const_0 #
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#pragma token EXP rvalue : TDF_INT64 : const_u0 #
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#pragma token EXP rvalue : TDF_INT64 : const_1 #
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#pragma token EXP rvalue : TDF_INT64 : const_u1 #
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#endif /* !defined(__INT64_API_h) */
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