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#ifndef IMDI_ARCH_H
#define IMDI_ARCH_H
/* Integer Multi-Dimensional Interpolation */
/*
* Copyright 2000 - 2007 Graeme W. Gill
* All rights reserved.
*
* This material is licenced under the GNU AFFERO GENERAL PUBLIC LICENSE Version 3 :-
* see the License.txt file for licencing details.
*/
/*
* Contained here is any architecture/platform specific facilities,
* used by the runtime code, and used by the code generation code
* in generating the runtime code (used in the generation code itself
* only in discovering the architecture automatically),
* and the architecture table that describes the architecture to the
* code generation.
*
* The mach_arch structure is not used by the runtime, since it is implicit
* that the runtime is setup for the described architecture.
*
*/
#ifdef ALLOW64
#define STR_DEF(def) #def
/* Detect machine/compiler specifics here */
#if defined(NT)
#define longlong __int64
#else /* !NT, assume standard */
#define longlong long long
#endif /* !NT */
#define str_longlong STR_DEF(longlong)
#endif /* ALLOW64 */
/* Machine/Language architectural specifications */
typedef struct {
int bits; /* Bits in this data type */
char *name; /* Name used to specify this type */
int align; /* Non-zero if this type should be accessed aligned */
} dtypes;
#define MXDTYPES 6
typedef struct {
int bigend; /* Non-zero if this is a bigendian architecture */
int uwa; /* Use wide memory access */
int pbits; /* Number of bits in a pointer */
int nords; /* Number of ord types */
dtypes ords[MXDTYPES]; /* Ordinal types, in size order */
int natord; /* Index of natural machine ordinal */
int nints; /* Number of int types */
dtypes ints[MXDTYPES]; /* Integer types, in size order */
int natint; /* Index of natural machine integer */
/* Optimisation settings */
int shfm; /* Non-zero to use shifts for masking */
int oscale; /* Maximum power of 2 scaled indexing mode, 0 for none. */
int smmul; /* Has fast small multiply for index scaling */
} mach_arch;
#endif /* IMDI_ARCH_H */
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