ASL  0.1.7
Advanced Simulation Library
aclVariableReference.h
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22 
23 
24 #ifndef ACLVARIABLEREFERENCE_H
25 #define ACLVARIABLEREFERENCE_H
26 
27 #include "../aclElementBase.h"
28 #include "../../aslUtilities.h"
29 #include "../aclUtilities.h"
30 
31 using namespace asl;
32 
33 namespace acl
34 {
35 
36  template <typename T> class VariableReference: public ElementBase
37  {
38  private:
39  T & value;
40  string name;
41  static const string prefix;
42  static unsigned int id;
43  public:
44  explicit VariableReference(T & v);
45  virtual string str(const KernelConfiguration & kernelConfig) const;
46  virtual string getName() const;
47  virtual string getTypeSignature(const KernelConfiguration & kernelConfig) const;
48  virtual string getLocalDeclaration(const KernelConfiguration & kernelConfig) const;
49  virtual void addToKernelSource(vector<Element> & arguments,
50  vector<Element> & localDeclarations) const;
51  virtual void setAsArgument(cl::Kernel & kernel, unsigned int argumentIndex) const;
52  };
53 
54 
55  template <typename T> VariableReference<T>::VariableReference(T & v):
56  ElementBase(true, 0, typeToTypeID<T>()),
57  value(v)
58  {
59  ++id;
60  name = prefix + asl::numToStr(id);
61  }
62 
63 
64  template <typename T> string VariableReference<T>::getName() const
65  {
66  return name;
67  }
68 
69 
70  template <typename T> string VariableReference<T>::str(const KernelConfiguration & kernelConfig) const
71  {
72  return name;
73  }
74 
75 
76  template <typename T> string VariableReference<T>::getLocalDeclaration(const KernelConfiguration & kernelConfig) const
77  {
78  return "";
79  }
80 
81 
82  template <typename T> void VariableReference<T>::addToKernelSource(vector<Element> & arguments,
83  vector<Element> & localDeclarations) const
84  {
85  }
86 
87  template <typename T> void VariableReference<T>::setAsArgument(cl::Kernel & kernel, unsigned int argumentIndex) const
88  {
89  cl_int status = 0;
90  status = kernel.setArg(argumentIndex, value);
91  errorMessage(status, "Kernel::setArg() - " + name + ", argument " + asl::numToStr(argumentIndex));
92  }
93 
94 
95 } // namespace acl
96 
97 #endif // ACLVARIABLE_H
virtual string getName() const
virtual string getLocalDeclaration(const KernelConfiguration &kernelConfig) const
Advanced Simulation Library.
Definition: aslDataInc.h:30
Advanced Computational Language.
Definition: acl.h:40
void errorMessage(cl_int status, const char *errorMessage)
Prints errorMessage and exits depending on the status.
std::string numToStr(T i)
Converts numbers or another type to string.
Definition: aslUtilities.h:48
virtual void setAsArgument(cl::Kernel &kernel, unsigned int argumentIndex) const
virtual string str(const KernelConfiguration &kernelConfig) const
ACL Kernel configuration class.
constexpr const TypeID typeToTypeID()
Class interface for cl_kernel.
Definition: cl.hpp:4721
virtual void addToKernelSource(vector< Element > &arguments, vector< Element > &localDeclarations) const
cl_int setArg(cl_uint index, const T &value)
Definition: cl.hpp:4845