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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/.
*/
#pragma once
#include <clew/clew.h>
#include <formula/token.hxx>
#include <formula/types.hxx>
#include <memory>
#include <set>
#include <vector>
namespace formula { class DoubleVectorRefToken; }
namespace formula { class FormulaToken; }
struct ScCalcConfig;
namespace sc::opencl {
class FormulaTreeNode;
/// Exceptions
/// Failed in parsing
class UnhandledToken
{
public:
UnhandledToken( const char* m, const std::string& fn, int ln );
std::string mMessage;
std::string mFile;
int mLineNumber;
};
/// Failed in marshaling
class OpenCLError
{
public:
OpenCLError( const std::string& function, cl_int error, const std::string& file, int line );
std::string mFunction;
cl_int mError;
std::string mFile;
int mLineNumber;
};
/// Inconsistent state
class Unhandled
{
public:
Unhandled( const std::string& fn, int ln );
std::string mFile;
int mLineNumber;
};
class InvalidParameterCount
{
public:
InvalidParameterCount( int parameterCount, const std::string& file, int ln );
int mParameterCount;
std::string mFile;
int const mLineNumber;
};
// Helper macro to be used in code emitting OpenCL code for Calc functions.
// Requires the vSubArguments parameter.
#define CHECK_PARAMETER_COUNT(min, max) \
do { \
const int count = vSubArguments.size(); \
if( count < ( min ) || count > ( max )) \
throw InvalidParameterCount( count, __FILE__, __LINE__ ); \
} while( false )
typedef std::shared_ptr<FormulaTreeNode> FormulaTreeNodeRef;
class FormulaTreeNode
{
public:
explicit FormulaTreeNode( const formula::FormulaToken* ft ) : mpCurrentFormula(ft)
{
Children.reserve(8);
}
std::vector<FormulaTreeNodeRef> Children;
formula::FormulaToken* GetFormulaToken() const
{
return const_cast<formula::FormulaToken*>(mpCurrentFormula.get());
}
private:
formula::FormulaConstTokenRef mpCurrentFormula;
};
/// (Partially) abstract base class for an operand
class DynamicKernelArgument
{
public:
/// delete copy constructor
DynamicKernelArgument( const DynamicKernelArgument& ) = delete;
/// delete copy-assignment operator
const DynamicKernelArgument& operator=( const DynamicKernelArgument& ) = delete;
DynamicKernelArgument( const ScCalcConfig& config, const std::string& s, const FormulaTreeNodeRef& ft );
virtual ~DynamicKernelArgument() {}
/// 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;
/// Create buffer and pass the buffer to a given kernel
virtual size_t Marshal( cl_kernel, int, int, cl_program ) = 0;
virtual size_t GetWindowSize() const = 0;
/// When Mix, it will be called
virtual std::string GenDoubleSlidingWindowDeclRef( bool = false ) const;
/// When Mix, it will be called
virtual std::string GenStringSlidingWindowDeclRef( bool = false ) const;
/// Generate use/references to the argument
virtual void GenDeclRef( std::stringstream& ss ) const;
virtual void GenSlidingWindowFunction( std::stringstream& );
formula::FormulaToken* GetFormulaToken() const;
virtual std::string DumpOpName() const;
virtual void DumpInlineFun( std::set<std::string>&, std::set<std::string>& ) const;
const std::string& GetName() const;
virtual bool NeedParallelReduction() const;
/// If there's actually no argument, i.e. it expands to no code.
virtual bool IsEmpty() const { return false; }
protected:
const ScCalcConfig& mCalcConfig;
std::string mSymName;
FormulaTreeNodeRef mFormulaTree;
};
typedef std::shared_ptr<DynamicKernelArgument> DynamicKernelArgumentRef;
/// 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 ScCalcConfig& config, const std::string& s, const FormulaTreeNodeRef& ft, int index = 0 );
virtual ~VectorRef() override;
/// Generate declaration
virtual void GenDecl( std::stringstream& ss ) const override;
/// When declared as input to a sliding window function
virtual void GenSlidingWindowDecl( std::stringstream& ss ) const override;
/// When referenced in a sliding window function
virtual std::string GenSlidingWindowDeclRef( bool = false ) const override;
/// Create buffer and pass the buffer to a given kernel
virtual size_t Marshal( cl_kernel, int, int, cl_program ) override;
virtual void GenSlidingWindowFunction( std::stringstream& ) override;
virtual size_t GetWindowSize() const override;
virtual std::string DumpOpName() const override;
virtual void DumpInlineFun( std::set<std::string>&, std::set<std::string>& ) const override;
const std::string& GetName() const;
cl_mem GetCLBuffer() const;
virtual bool NeedParallelReduction() const override;
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:
virtual std::string GetBottom() { return "";};
virtual std::string Gen2( const std::string&/*lhs*/,
const std::string&/*rhs*/ ) const { return "";}
static std::string Gen( std::vector<std::string>& /*argVector*/ ) { return "";};
virtual std::string BinFuncName() const { return "";};
virtual void BinInlineFun( std::set<std::string>&,
std::set<std::string>& ) { }
virtual bool takeString() const = 0;
virtual bool takeNumeric() const = 0;
// Whether DoubleRef containing more than one column is handled properly.
virtual bool canHandleMultiVector() const { return false; }
//Continue process 'Zero' or Not(like OpMul, not continue process when meet
// 'Zero'
virtual bool ZeroReturnZero() { return false;}
virtual ~OpBase() { }
};
class SlidingFunctionBase : public OpBase
{
public:
typedef std::vector<DynamicKernelArgumentRef> SubArguments;
virtual void GenSlidingWindowFunction( std::stringstream&,
const std::string&, SubArguments& ) = 0;
};
class Normal : public SlidingFunctionBase
{
public:
virtual void GenSlidingWindowFunction( std::stringstream& ss,
const std::string& sSymName, SubArguments& vSubArguments ) override;
virtual bool takeString() const override { return false; }
virtual bool takeNumeric() const override { return true; }
};
class CheckVariables : public Normal
{
public:
static void GenTmpVariables( std::stringstream& ss, const SubArguments& vSubArguments );
static void CheckSubArgumentIsNan( std::stringstream& ss,
SubArguments& vSubArguments, int argumentNum );
static void CheckAllSubArgumentIsNan( std::stringstream& ss,
SubArguments& vSubArguments );
// only check isnan
static void CheckSubArgumentIsNan2( std::stringstream& ss,
SubArguments& vSubArguments, int argumentNum, const std::string& p );
static void UnrollDoubleVector( std::stringstream& ss,
const std::stringstream& unrollstr, const formula::DoubleVectorRefToken* pCurDVR,
int nCurWindowSize );
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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