Package org.jruby.ir.interpreter

Class FullInterpreterContext

java.lang.Object

org.jruby.ir.interpreter.InterpreterContext

org.jruby.ir.interpreter.FullInterpreterContext

public class FullInterpreterContext
extends InterpreterContext

Created by enebo on 2/27/15.

Field Summary

Fields

Modifier and Type	Field	Description
int	booleanVariableIndex
private final CFG	cfg
private Map<String,DataFlowProblem>	dataFlowProblems	Map of name -> dataflow problem
private Set<LocalVariable>	definedLocalVars	Local variables defined in this scope
private final List<CompilerPass>	executedPasses	What passes have been run on this scope?
int	fixnumVariableIndex
int	floatVariableIndex
private BasicBlock[]	linearizedBBList
private Set<LocalVariable>	usedLocalVars	Local variables used in this scope

Fields inherited from class org.jruby.ir.interpreter.InterpreterContext

dynamicScopeEliminated, hasExplicitCallProtocol, instructions, instructionsCallback, rescueIPCs, temporaryVariableCount

Constructor Summary

Constructors

Constructor	Description
FullInterpreterContext(IRScope scope, Instr[] instructions, int temporaryVariableCount, EnumSet<IRFlags> flags)
FullInterpreterContext(IRScope scope, CFG cfg, BasicBlock[] linearizedBBList, int temporaryVariableCount, EnumSet<IRFlags> flags)

Method Summary

Modifier and Type	Method	Description
boolean	bindingHasEscaped()
private CFG	buildCFG(Instr[] instructions)
void	computeScopeFlagsFromInstructions()
TemporaryVariable	createTemporaryVariable()
boolean	definesLocalVariable(Variable v)
int	determineRPC(int ipc)
FullInterpreterContext	duplicate()
BasicBlock	findBasicBlockOf(long callsiteId)
void	generateInstructionsForInterpretation()	We plan on running this in full interpreted mode.
CFG	getCFG()
Map<String,DataFlowProblem>	getDataFlowProblems()
List<CompilerPass>	getExecutedPasses()
BasicBlock[]	getLinearizedBBList()
TemporaryLocalVariable	getNewTemporaryVariable(TemporaryVariableType type)
TemporaryLocalVariable	getNewTemporaryVariableFor(LocalVariable var)
TemporaryLocalVariable	getNewUnboxedVariable(Class type)
Set<LocalVariable>	getUsedLocalVariables()	Get all variables referenced by this scope.
boolean	hasExplicitCallProtocol()
protected void	initialize()
BasicBlock[]	linearizeBasicBlocks()
boolean	needsBinding()
boolean	needsFrame()
boolean	needsOnlyBackref()
void	setUpUseDefLocalVarMaps()
String	toStringInstrs()
String	toStringLinearized()
boolean	usesLocalVariable(Variable v)

Methods inherited from class org.jruby.ir.interpreter.InterpreterContext

allocateTemporaryBooleanVariables, allocateTemporaryFixnumVariables, allocateTemporaryFloatVariables, allocateTemporaryVariables, getEngine, getFileName, getFlags, getInstructions, getLine, getName, getRequiredArgsCount, getRescueIPCs, getScope, getStaticScope, getTemporaryVariableCount, isDynamicScopeEliminated, newDynamicScope, popDynScope, pushNewDynScope, receivesKeywordArguments, reuseParentDynScope, setDynamicScopeEliminated, setExplicitCallProtocol, setReuseParentDynScope, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

cfg

private final CFG cfg

linearizedBBList

private BasicBlock[] linearizedBBList

dataFlowProblems

private Map<String,DataFlowProblem> dataFlowProblems

Map of name -> dataflow problem

executedPasses

private final List<CompilerPass> executedPasses

What passes have been run on this scope?

definedLocalVars

private Set<LocalVariable> definedLocalVars

Local variables defined in this scope

usedLocalVars

private Set<LocalVariable> usedLocalVars

Local variables used in this scope

floatVariableIndex

public int floatVariableIndex

fixnumVariableIndex

public int fixnumVariableIndex

booleanVariableIndex

public int booleanVariableIndex

Constructor Details

FullInterpreterContext

public FullInterpreterContext(IRScope scope,
 CFG cfg,
 BasicBlock[] linearizedBBList,
 int temporaryVariableCount,
 EnumSet<IRFlags> flags)

FullInterpreterContext

public FullInterpreterContext(IRScope scope,
 Instr[] instructions,
 int temporaryVariableCount,
 EnumSet<IRFlags> flags)

Method Details

linearizeBasicBlocks

public BasicBlock[] linearizeBasicBlocks()

buildCFG

private CFG buildCFG(Instr[] instructions)

hasExplicitCallProtocol

public boolean hasExplicitCallProtocol()

Overrides:

hasExplicitCallProtocol in class InterpreterContext

needsBinding

public boolean needsBinding()

generateInstructionsForInterpretation

public void generateInstructionsForInterpretation()

We plan on running this in full interpreted mode. This will fixup ipc, rpc, and generate instr list

getCFG

public CFG getCFG()

Overrides:

getCFG in class InterpreterContext

computeScopeFlagsFromInstructions

public void computeScopeFlagsFromInstructions()

Overrides:

computeScopeFlagsFromInstructions in class InterpreterContext

getDataFlowProblems

public Map<String,DataFlowProblem> getDataFlowProblems()

getExecutedPasses

public List<CompilerPass> getExecutedPasses()

getLinearizedBBList

public BasicBlock[] getLinearizedBBList()

toStringInstrs

public String toStringInstrs()

Overrides:

toStringInstrs in class InterpreterContext

toStringLinearized

public String toStringLinearized()

duplicate

public FullInterpreterContext duplicate()

determineRPC

public int determineRPC(int ipc)

findBasicBlockOf

public BasicBlock findBasicBlockOf(long callsiteId)

getUsedLocalVariables

public Set<LocalVariable> getUsedLocalVariables()

Get all variables referenced by this scope.

setUpUseDefLocalVarMaps

public void setUpUseDefLocalVarMaps()

usesLocalVariable

public boolean usesLocalVariable(Variable v)

definesLocalVariable

public boolean definesLocalVariable(Variable v)

initialize

protected void initialize()

Overrides:

initialize in class InterpreterContext

createTemporaryVariable

public TemporaryVariable createTemporaryVariable()

getNewTemporaryVariableFor

public TemporaryLocalVariable getNewTemporaryVariableFor(LocalVariable var)

getNewUnboxedVariable

public TemporaryLocalVariable getNewUnboxedVariable(Class type)

getNewTemporaryVariable

public TemporaryLocalVariable getNewTemporaryVariable(TemporaryVariableType type)

needsFrame

public boolean needsFrame()

bindingHasEscaped

public boolean bindingHasEscaped()

needsOnlyBackref

public boolean needsOnlyBackref()