#include <Interpreter.h>

Public Types
typedef std::map< const ExprLocalVar *, int >	VarToLoc
	Not needed for eval only building. More...

typedef int(*	OpF )(int , double , char **, std::vector< int > &)
	Op function pointer arguments are (int* currOpData,double* currD,char** c,std::stack<int>& callStackurrS) More...

Public Member Functions
	Interpreter ()

int	nextPC ()
	Return the position that the next instruction will be placed at. More...

int	addOp (OpF op)
	! adds an operator to the program (pointing to the data at the current location) More...

void	endOp (bool execute=true)

int	addOperand (int param)
	! Adds an operand. Note this should be done after doing the addOp! More...

int	allocFP (int n)
	! Allocate a floating point set of data of dimension n More...

int	allocPtr ()
	Allocate a pointer location (can be anything, but typically space for char*) More...

void	eval (VarBlock *varBlock, bool debug=false)
	Evaluate program. More...

void	print (int pc=-1) const
	Debug by printing program. More...

void	setPCStart (int pcStart)

Public Attributes
std::vector< double >	d
	Double data (constants and evaluated) More...

std::vector< char * >	s
	constant and evaluated pointer data More...

std::vector< int >	opData
	Ooperands to op. More...

VarToLoc	varToLoc

std::vector< std::pair< OpF, int > >	ops

std::vector< int >	callStack

Private Attributes
bool	_startedOp

int	_pcStart

Detailed Description

Non-LLVM manual interpreter. This is a simple computation machine. There are no dynamic activation records just fixed locations, because we have no recursion!

Definition at line 40 of file Interpreter.h.

Member Typedef Documentation

typedef int(* SeExpr2::Interpreter::OpF)(int *, double *, char **, std::vector< int > &)

Op function pointer arguments are (int* currOpData,double* currD,char** c,std::stack<int>& callStackurrS)

Definition at line 54 of file Interpreter.h.

typedef std::map<const ExprLocalVar*, int> SeExpr2::Interpreter::VarToLoc

Not needed for eval only building.

Definition at line 50 of file Interpreter.h.

Constructor & Destructor Documentation

SeExpr2::Interpreter::Interpreter ( )

inline

Definition at line 64 of file Interpreter.h.

References s.

Member Function Documentation

int SeExpr2::Interpreter::addOp ( OpF op )

inline

! adds an operator to the program (pointing to the data at the current location)

Definition at line 73 of file Interpreter.h.

References _startedOp, opData, and ops.

int SeExpr2::Interpreter::addOperand ( int param )

inline

! Adds an operand. Note this should be done after doing the addOp!

Definition at line 96 of file Interpreter.h.

References _startedOp, and opData.

int SeExpr2::Interpreter::allocFP ( int n )

inline

! Allocate a floating point set of data of dimension n

Definition at line 104 of file Interpreter.h.

References d.

int SeExpr2::Interpreter::allocPtr ( )

inline

Allocate a pointer location (can be anything, but typically space for char*)

Definition at line 111 of file Interpreter.h.

References s.

Referenced by SeExpr2::ExprLocalVar::buildInterpreter(), SeExpr2::ExprFuncSimple::buildInterpreter(), SeExpr2::ExprFuncStandard::buildInterpreter(), SeExpr2::ExprVarNode::buildInterpreter(), SeExpr2::ExprStrNode::buildInterpreter(), and SeExpr2::ExprLocalFunctionNode::buildInterpreterForCall().

void SeExpr2::Interpreter::endOp ( bool execute = true )

inline

void SeExpr2::Interpreter::eval	(	VarBlock *	varBlock,
		bool	debug = `false`
	)

Evaluate program.

Definition at line 27 of file Interpreter.cpp.

References _pcStart, callStack, d, SeExpr2::VarBlock::data(), SeExpr2::VarBlock::indirectIndex, opData, ops, print(), and s.

Referenced by SeExpr2::Expression::evalFP(), and SeExpr2::Expression::evalStr().

int SeExpr2::Interpreter::nextPC ( )

inline

Return the position that the next instruction will be placed at.

Definition at line 70 of file Interpreter.h.

References ops.

Referenced by SeExpr2::ExprFuncSimple::buildInterpreter(), SeExpr2::ExprLocalFunctionNode::buildInterpreter(), SeExpr2::ExprIfThenElseNode::buildInterpreter(), SeExpr2::ExprCompareNode::buildInterpreter(), and SeExpr2::ExprLocalFunctionNode::buildInterpreterForCall().

void SeExpr2::Interpreter::print ( int pc = -1 ) const

Debug by printing program.

Definition at line 48 of file Interpreter.cpp.

References d, opData, ops, and s.

Referenced by SeExpr2::ExprFuncStandard::buildInterpreter(), SeExpr2::Expression::debugPrintInterpreter(), eval(), and SeExpr2::Expression::prep().

void SeExpr2::Interpreter::setPCStart ( int pcStart )

inline

Definition at line 122 of file Interpreter.h.

References _pcStart.

Member Data Documentation

int SeExpr2::Interpreter::_pcStart

private

Definition at line 61 of file Interpreter.h.

Referenced by eval(), and setPCStart().

bool SeExpr2::Interpreter::_startedOp

private

Definition at line 60 of file Interpreter.h.

Referenced by addOp(), addOperand(), and endOp().

std::vector<int> SeExpr2::Interpreter::callStack

Definition at line 57 of file Interpreter.h.

Referenced by SeExpr2::ExprFuncSimple::buildInterpreter(), endOp(), and eval().

std::vector<double> SeExpr2::Interpreter::d

Double data (constants and evaluated)

Definition at line 43 of file Interpreter.h.

Referenced by allocFP(), SeExpr2::ExprFuncSimple::buildInterpreter(), SeExpr2::ExprNumNode::buildInterpreter(), endOp(), eval(), SeExpr2::Expression::evalFP(), and print().

std::vector<int> SeExpr2::Interpreter::opData

Ooperands to op.

Definition at line 47 of file Interpreter.h.

Referenced by addOp(), addOperand(), SeExpr2::ExprFuncSimple::buildInterpreter(), SeExpr2::ExprIfThenElseNode::buildInterpreter(), SeExpr2::ExprCompareNode::buildInterpreter(), SeExpr2::ExprLocalFunctionNode::buildInterpreterForCall(), endOp(), eval(), and print().

std::vector<std::pair<OpF, int> > SeExpr2::Interpreter::ops

Definition at line 56 of file Interpreter.h.

Referenced by addOp(), SeExpr2::ExprFuncSimple::buildInterpreter(), endOp(), eval(), nextPC(), and print().

std::vector<char*> SeExpr2::Interpreter::s

constant and evaluated pointer data

Definition at line 45 of file Interpreter.h.

Referenced by allocPtr(), SeExpr2::ExprFuncSimple::buildInterpreter(), SeExpr2::ExprFuncStandard::buildInterpreter(), SeExpr2::ExprVarNode::buildInterpreter(), SeExpr2::ExprStrNode::buildInterpreter(), endOp(), eval(), SeExpr2::Expression::evalStr(), Interpreter(), and print().

VarToLoc SeExpr2::Interpreter::varToLoc

Definition at line 51 of file Interpreter.h.

Referenced by SeExpr2::ExprLocalVar::buildInterpreter(), SeExpr2::ExprVarNode::buildInterpreter(), and SeExpr2::copyVarToPromotedPosition().

The documentation for this class was generated from the following files:

/disney/home/jberlin/projects/SeExpr.github/src/SeExpr/Interpreter.h
/disney/home/jberlin/projects/SeExpr.github/src/SeExpr/Interpreter.cpp

Public Types

Public Member Functions

Public Attributes

Private Attributes

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation