qdp_precision.h

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// -*- C++ -*-

 
#ifndef QDP_PRECISION_H
#define QDP_PRECISION_H
 
 
// Fix Definitions
#include <qdp_config.h>
 
// Fix default precision
#if ! defined(BASE_PRECISION)
#define BASE_PRECISION 32
#endif
 
// These are fixed precision versions
typedef int       INTEGER32;
typedef float     REAL32;
typedef double    REAL64;
typedef bool      LOGICAL;
 
// Set the base floating precision
#if BASE_PRECISION == 32
// Use single precision for base precision
typedef REAL32    REAL;
typedef REAL64    DOUBLE;
 
#define INNER_LOG 2
 
#elif BASE_PRECISION == 64
// Use double precision for base precision
typedef REAL64    REAL;
typedef REAL64    DOUBLE;
 
#define INNER_LOG 1
 
#else
#error "Unknown BASE_PRECISION"
#endif
 
#endif