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Moved all ref creation to getRef()

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This commit is contained in:
jespergravgaard 2017-07-20 10:02:25 +02:00
parent de88808c5f
commit 00463cd72f
6 changed files with 26 additions and 21 deletions
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2
src/dk/camelot64/kickc/icl/ControlFlowBlock.java
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@ -62,7 +62,7 @@ public class ControlFlowBlock {
}
public void addPhiStatement(VariableVersion newVersion) {
statements.add(0, new StatementPhi(new VariableRef(newVersion)));
statements.add(0, new StatementPhi(newVersion.getRef()));
}
public String getAsTypedString(ControlFlowGraph graph, ProgramScope scope) {

4
src/dk/camelot64/kickc/icl/StatementAssignment.java
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@ -29,11 +29,11 @@ public class StatementAssignment implements StatementLValue {
}
public StatementAssignment(Variable lValue, Variable rValue2) {
this(new VariableRef(lValue), new VariableRef(rValue2));
this(lValue.getRef(), rValue2.getRef());
}
public StatementAssignment(Variable lValue, RValue rValue2) {
this(new VariableRef(lValue), rValue2);
this(lValue.getRef(), rValue2);
}
@JsonCreator

4
src/dk/camelot64/kickc/icl/Variable.java
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@ -134,4 +134,8 @@ public abstract class Variable implements Symbol {
return getTypedName();
}
@JsonIgnore
public VariableRef getRef() {
return new VariableRef(this);
}
}

16
src/dk/camelot64/kickc/passes/Pass1GenerateSingleStaticAssignmentForm.java
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@ -49,7 +49,7 @@ public class Pass1GenerateSingleStaticAssignmentForm {
// Assignment to a non-versioned non-intermediary variable
VariableUnversioned assignedSymbol = (VariableUnversioned) assignedVar;
VariableVersion version = assignedSymbol.createVersion();
statementLValue.setlValue(new VariableRef(version));
statementLValue.setlValue(version.getRef());
}
}
}
@ -72,7 +72,7 @@ public class Pass1GenerateSingleStaticAssignmentForm {
{
VariableVersion version = findOrCreateVersion(statementReturn.getValue(), blockVersions, blockNewPhis);
if (version != null) {
statementReturn.setValue(new VariableRef(version));
statementReturn.setValue(version.getRef());
}
}
@ -82,13 +82,13 @@ public class Pass1GenerateSingleStaticAssignmentForm {
{
VariableVersion version = findOrCreateVersion(assignment.getrValue1(), blockVersions, blockNewPhis);
if (version != null) {
assignment.setrValue1(new VariableRef(version));
assignment.setrValue1(version.getRef());
}
}
{
VariableVersion version = findOrCreateVersion(assignment.getrValue2(), blockVersions, blockNewPhis);
if (version != null) {
assignment.setrValue2(new VariableRef(version));
assignment.setrValue2(version.getRef());
}
}
// Update map of versions encountered in the block
@ -105,19 +105,19 @@ public class Pass1GenerateSingleStaticAssignmentForm {
RValue pointer = deref.getPointer();
VariableVersion version = findOrCreateVersion(pointer, blockVersions, blockNewPhis);
if (version != null) {
deref.setPointer(new VariableRef(version));
deref.setPointer(version.getRef());
}
} else if(lValue instanceof PointerDereferenceIndexed) {
PointerDereferenceIndexed deref = (PointerDereferenceIndexed) lValue;
RValue pointer = deref.getPointer();
VariableVersion version = findOrCreateVersion(pointer, blockVersions, blockNewPhis);
if (version != null) {
deref.setPointer(new VariableRef(version));
deref.setPointer(version.getRef());
}
RValue index = deref.getIndex();
VariableVersion iVersion = findOrCreateVersion(index, blockVersions, blockNewPhis);
if (iVersion != null) {
deref.setIndex(new VariableRef(iVersion));
deref.setIndex(iVersion.getRef());
}
}
}
@ -201,7 +201,7 @@ public class Pass1GenerateSingleStaticAssignmentForm {
predecessorNewPhis.put(unversioned, previousSymbol);
}
}
phi.addPreviousVersion(predecessorLabel, new VariableRef(previousSymbol));
phi.addPreviousVersion(predecessorLabel, previousSymbol.getRef());
}
}
}

17
src/dk/camelot64/kickc/passes/Pass1GenerateStatementSequence.java
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@ -177,7 +177,7 @@ public class Pass1GenerateStatementSequence extends KickCBaseVisitor<Object> {
sequence.addStatement(new StatementAssignment(returnVar, returnVar));
}
VariableRef returnVarRef = null;
if(returnVar!=null) {new VariableRef(returnVar); }
if(returnVar!=null) {returnVarRef = returnVar.getRef();}
sequence.addStatement(new StatementReturn(returnVarRef));
scopeStack.pop();
sequence.addStatement(new StatementProcedureEnd(procedure.getRef()));
@ -249,7 +249,7 @@ public class Pass1GenerateStatementSequence extends KickCBaseVisitor<Object> {
@Override
public LValue visitLvalueName(KickCParser.LvalueNameContext ctx) {
Variable variable = getCurrentSymbols().getVariable(ctx.NAME().getText());
return new VariableRef(variable);
return variable.getRef();
}
@Override
@ -322,8 +322,9 @@ public class Pass1GenerateStatementSequence extends KickCBaseVisitor<Object> {
parameters = new ArrayList<>();
}
VariableIntermediate tmpVar = getCurrentSymbols().addVariableIntermediate();
sequence.addStatement(new StatementCall(new VariableRef(tmpVar), ctx.NAME().getText(), parameters));
return tmpVar;
VariableRef tmpVarRef = tmpVar.getRef();
sequence.addStatement(new StatementCall(tmpVarRef, ctx.NAME().getText(), parameters));
return tmpVarRef;
}
@Override
@ -342,7 +343,7 @@ public class Pass1GenerateStatementSequence extends KickCBaseVisitor<Object> {
RValue index = (RValue) visit(ctx.expr(1));
Operator operator = new Operator("*idx");
VariableIntermediate tmpVar = getCurrentSymbols().addVariableIntermediate();
VariableRef tmpVarRef = new VariableRef(tmpVar);
VariableRef tmpVarRef = tmpVar.getRef();
Statement stmt = new StatementAssignment(tmpVarRef, array, operator, index);
sequence.addStatement(stmt);
return tmpVarRef;
@ -376,7 +377,7 @@ public class Pass1GenerateStatementSequence extends KickCBaseVisitor<Object> {
String op = ((TerminalNode) ctx.getChild(1)).getSymbol().getText();
Operator operator = new Operator(op);
VariableIntermediate tmpVar = getCurrentSymbols().addVariableIntermediate();
VariableRef tmpVarRef = new VariableRef(tmpVar);
VariableRef tmpVarRef = tmpVar.getRef();
Statement stmt = new StatementAssignment(tmpVarRef, left, operator, right);
sequence.addStatement(stmt);
return tmpVarRef;
@ -388,7 +389,7 @@ public class Pass1GenerateStatementSequence extends KickCBaseVisitor<Object> {
String op = ((TerminalNode) ctx.getChild(0)).getSymbol().getText();
Operator operator = new Operator(op);
VariableIntermediate tmpVar = getCurrentSymbols().addVariableIntermediate();
VariableRef tmpVarRef = new VariableRef(tmpVar);
VariableRef tmpVarRef = tmpVar.getRef();
Statement stmt = new StatementAssignment(tmpVarRef, operator, child);
sequence.addStatement(stmt);
return tmpVarRef;
@ -414,7 +415,7 @@ public class Pass1GenerateStatementSequence extends KickCBaseVisitor<Object> {
@Override
public RValue visitExprId(KickCParser.ExprIdContext ctx) {
Variable variable = getCurrentSymbols().getVariable(ctx.NAME().getText());
return new VariableRef(variable);
return variable.getRef();
}
public StatementSequence getSequence() {

4
src/dk/camelot64/kickc/passes/Pass1ProcedureCallParameters.java
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@ -31,13 +31,13 @@ public class Pass1ProcedureCallParameters extends ControlFlowGraphCopyVisitor {
for (int i = 0; i < parameterDecls.size(); i++) {
Variable parameterDecl = parameterDecls.get(i);
RValue parameterValue = parameterValues.get(i);
addStatementToCurrentBlock(new StatementAssignment(new VariableRef(parameterDecl), parameterValue));
addStatementToCurrentBlock(new StatementAssignment(parameterDecl.getRef(), parameterValue));
}
String procedureName = origCall.getProcedureName();
Variable procReturnVar = procedure.getVariable("return");
VariableRef procReturnVarRef = null;
if (procReturnVar != null) {
procReturnVarRef = new VariableRef(procReturnVar);
procReturnVarRef = procReturnVar.getRef();
}
StatementCall copyCall = new StatementCall(procReturnVarRef, procedureName, null);
copyCall.setParametersByAssignment(true);