ACE/performance-tests/Misc/basic_func.h

   1
   2 //=============================================================================
   3 /**
   4  *  @file    basic_func.h
   5  *
   6  *  For use with basic_perf.cpp.
   7  *
   8  *  @author David Levine
   9  */
  10 //=============================================================================
  11
  12
  13 #ifndef BASIC_FUNC_H
  14 #define BASIC_FUNC_H
  15
  16 #include "ace/ACE.h"
  17
  18 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  19 # pragma once
  20 #endif /* ACE_LACKS_PRAGMA_ONCE */
  21
  22 extern int A,BB,C,D,E,F;
  23
  24 // If your compiler optimizes away Empty_Iteration_Test::run (), then
  25 // #defining ACE_HAS_OPTIMIZED_NULL_FUNCTIONS may help produce more
  26 // reasonable numbers.
  27 #if defined (_MSC_VER)
  28   // MSVC 5.0 needs it . . .
  29 # define ACE_HAS_OPTIMIZED_NULL_FUNCTIONS
  30 #endif /* _MSC_VER */
  31
  32 #if defined (ACE_HAS_OPTIMIZED_NULL_FUNCTIONS)
  33 # define EXPR(R,A,BB,C,D) (R=(A*BB + C*D))
  34 # define DO_SOMETHING EXPR(A,BB,EXPR(F,A,E,C,BB),EXPR(BB,F,A,D,E),EXPR(E,BB,F,A,C));
  35 #else  /* ACE_HAS_OPTIMIZED_NULL_FUNCTIONS */
  36 # define DO_SOMETHING
  37 #endif /* ACE_HAS_OPTIMIZED_NULL_FUNCTIONS */
  38
  39
  40 // An external (global) function.
  41 void func ();
  42
  43
  44 // A class with no virtual functions.
  45 class Foo
  46 {
  47   public:
  48     void inline_func () { DO_SOMETHING }
  49     void func ();
  50 };
  51
  52
  53 // A class with a virtual function.
  54 class Foo_v
  55 {
  56   public:
  57     virtual ~Foo_v ();
  58     void inline_func () { DO_SOMETHING }
  59     void func ();
  60     virtual void v_func ();
  61 };
  62
  63
  64 // A derived class.
  65 class Foo_d_v : public Foo_v
  66 {
  67   public:
  68     virtual void v_func ();
  69 };
  70
  71 #endif /* BASIC_FUNC_H */