taus/nnet_utils/nnet_common.h

0001 #ifndef NNET_COMMON_H_
0002 #define NNET_COMMON_H_
0003
0004 #include "ap_fixed.h"
0005
0006 // This is a substitute for "ceil(n/(float)d)".
0007 #define DIV_ROUNDUP(n, d) ((n + d - 1) / d)
0008 #define MIN(n, d) (n > d ? d : n)
0009 #define MAX(n, d) (n > d ? n : d)
0010
0011 #define STRINGIFY(x) #x
0012 #define EXPAND_STRING(x) STRINGIFY(x)
0013
0014 namespace nnet {
0015
0016   // Common type definitions
0017   enum io_type { io_parallel = 0, io_stream };
0018   enum strategy { latency, resource };
0019
0020   template <class T>
0021   class Op_add {
0022   public:
0023     T operator()(T a, T b) { return a + b; }
0024   };
0025
0026   template <class T>
0027   class Op_and {
0028   public:
0029     T operator()(T a, T b) { return a && b; }
0030   };
0031
0032   template <class T>
0033   class Op_or {
0034   public:
0035     T operator()(T a, T b) { return a || b; }
0036   };
0037
0038   template <class T>
0039   class Op_max {
0040   public:
0041     T operator()(T a, T b) { return a >= b ? a : b; }
0042   };
0043
0044   template <class T>
0045   class Op_min {
0046   public:
0047     T operator()(T a, T b) { return a <= b ? a : b; }
0048   };
0049
0050 }  // namespace nnet
0051
0052 #endif