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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#ifndef SC_OPENCL_OPBASE_HXX
#define SC_OPENCL_OPBASE_HXX
#include "clcc/clew.h"
#include "formula/token.hxx"
#include <boost/shared_ptr.hpp>
#include <boost/noncopyable.hpp>
#include <set>
#define ISNAN
namespace sc { namespace opencl {
class FormulaTreeNode;
/// Exceptions
/// Failed in parsing
class UnhandledToken
{
public:
UnhandledToken(formula::FormulaToken *t,
const char *const m, std::string fn="", int ln=0):
mToken(t), mMessage(m), mFile(fn), mLineNumber(ln) {}
formula::FormulaToken *mToken;
std::string mMessage;
std::string mFile;
int mLineNumber;
};
/// Failed in marshaling
class OpenCLError
{
public:
OpenCLError(cl_int err): mError(err) {}
cl_int mError;
};
/// Inconsistent state
class Unhandled
{
public:
Unhandled(std::string fn="", int ln=0):
mFile(fn), mLineNumber(ln) {}
std::string mFile;
int mLineNumber;
};
typedef boost::shared_ptr<FormulaTreeNode> FormulaTreeNodeRef;
class FormulaTreeNode
{
public:
FormulaTreeNode(formula::FormulaToken *ft): mpCurrentFormula(ft)
{
Children.reserve(8);
}
std::vector<FormulaTreeNodeRef> Children;
formula::FormulaToken *GetFormulaToken(void) const
{
return mpCurrentFormula;
}
private:
formula::FormulaToken *const mpCurrentFormula;
};
/// (Partially) abstract base class for an operand
class DynamicKernelArgument : boost::noncopyable
{
public:
DynamicKernelArgument(const std::string &s, FormulaTreeNodeRef ft);
const std::string &GetNameAsString(void) const { return mSymName; }
/// Generate declaration
virtual void GenDecl(std::stringstream &ss) const = 0;
/// When declared as input to a sliding window function
virtual void GenSlidingWindowDecl(std::stringstream &ss) const = 0;
/// When referenced in a sliding window function
virtual std::string GenSlidingWindowDeclRef(bool=false) const = 0;
/// Generate use/references to the argument
virtual void GenDeclRef(std::stringstream &ss) const;
/// Create buffer and pass the buffer to a given kernel
virtual size_t Marshal(cl_kernel, int, int, cl_program) = 0;
virtual ~DynamicKernelArgument() {}
virtual void GenSlidingWindowFunction(std::stringstream &) {}
const std::string &GetSymName(void) const { return mSymName; }
formula::FormulaToken *GetFormulaToken(void) const;
virtual size_t GetWindowSize(void) const = 0;
virtual std::string DumpOpName(void) const { return std::string(""); }
virtual void DumpInlineFun(std::set<std::string>& ,
std::set<std::string>& ) const {}
const std::string& GetName(void) const { return mSymName; }
virtual bool NeedParallelReduction(void) const { return false; }
protected:
std::string mSymName;
FormulaTreeNodeRef mFormulaTree;
};
/// Holds an input (read-only) argument reference to a SingleVectorRef.
/// or a DoubleVectorRef for non-sliding-window argument of complex functions
/// like SumOfProduct
/// In most of the cases the argument is introduced
/// by a Push operation in the given RPN.
class VectorRef : public DynamicKernelArgument
{
public:
VectorRef(const std::string &s, FormulaTreeNodeRef ft, int index = 0);
const std::string &GetNameAsString(void) const { return mSymName; }
/// Generate declaration
virtual void GenDecl(std::stringstream &ss) const;
/// When declared as input to a sliding window function
virtual void GenSlidingWindowDecl(std::stringstream &ss) const;
/// When referenced in a sliding window function
virtual std::string GenSlidingWindowDeclRef(bool=false) const;
/// Create buffer and pass the buffer to a given kernel
virtual size_t Marshal(cl_kernel, int, int, cl_program);
virtual ~VectorRef();
virtual void GenSlidingWindowFunction(std::stringstream &) {}
const std::string &GetSymName(void) const { return mSymName; }
virtual size_t GetWindowSize(void) const;
virtual std::string DumpOpName(void) const { return std::string(""); }
virtual void DumpInlineFun(std::set<std::string>& ,
std::set<std::string>& ) const {}
const std::string& GetName(void) const { return mSymName; }
virtual cl_mem GetCLBuffer(void) const { return mpClmem; }
virtual bool NeedParallelReduction(void) const { return false; }
protected:
// Used by marshaling
cl_mem mpClmem;
// index in multiple double vector refs that have multiple ranges
const int mnIndex;
};
/// Abstract class for code generation
class OpBase
{
public:
typedef std::vector<std::string> ArgVector;
typedef std::vector<std::string>::iterator ArgVectorIter;
virtual std::string GetBottom(void) {return "";};
virtual std::string Gen2(const std::string &/*lhs*/,
const std::string &/*rhs*/) const {return "";}
virtual std::string Gen(ArgVector& /*argVector*/){return "";};
virtual std::string BinFuncName(void)const {return "";};
virtual void BinInlineFun(std::set<std::string>& ,
std::set<std::string>& ) {}
virtual bool takeString() const = 0;
virtual bool takeNumeric() const = 0;
virtual ~OpBase() {}
};
class SlidingFunctionBase : public OpBase
{
public:
typedef boost::shared_ptr<DynamicKernelArgument> SubArgument;
typedef std::vector<SubArgument> SubArguments;
virtual void GenSlidingWindowFunction(std::stringstream &,
const std::string, SubArguments &) = 0;
virtual ~SlidingFunctionBase() {};
};
class Normal: public SlidingFunctionBase
{
public:
virtual void GenSlidingWindowFunction(std::stringstream &ss,
const std::string sSymName, SubArguments &vSubArguments);
virtual bool takeString() const { return false; }
virtual bool takeNumeric() const { return true; }
};
class CheckVariables:public Normal
{
public:
void GenTmpVariables(std::stringstream &ss, SubArguments &vSubArguments);
void CheckSubArgumentIsNan(std::stringstream &ss,
SubArguments &vSubArguments, int argumentNum);
void CheckAllSubArgumentIsNan(std::stringstream &ss,
SubArguments &vSubArguments);
// only check isNan
void CheckSubArgumentIsNan2(std::stringstream &ss,
SubArguments &vSubArguments, int argumentNum, std::string p);
};
}}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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