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Extracted field (instead of passing parameter.

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This commit is contained in:
Evgeny Gerashchenko
2013-02-08 14:50:46 +04:00
parent c753ac06b1
commit 83fa1e95e6
1 changed files with 19 additions and 17 deletions
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compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
+19 -17
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@@ -526,6 +526,8 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
protected final JetType elementType;
protected int loopParameterVar;
private AbstractForLoopGenerator(@NotNull JetForExpression forExpression) {
this.forExpression = forExpression;
this.elementType = getElementType(forExpression);
@@ -553,7 +555,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
// E e = tmp<iterator>.next()
final VariableDescriptor parameterDescriptor = bindingContext.get(BindingContext.VALUE_PARAMETER, loopParameter);
@SuppressWarnings("ConstantConditions") final Type asmTypeForParameter = asmType(parameterDescriptor.getType());
final int parameterIndex = myFrameMap.enter(parameterDescriptor, asmTypeForParameter);
loopParameterVar = myFrameMap.enter(parameterDescriptor, asmTypeForParameter);
leaveVariableTasks.add(new Runnable() {
@Override
public void run() {
@@ -561,10 +563,10 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
v.visitLocalVariable(parameterDescriptor.getName().getName(),
asmTypeForParameter.getDescriptor(), null,
bodyStart, bodyEnd,
parameterIndex);
loopParameterVar);
}
});
assignToLoopParameter(parameterIndex);
assignToLoopParameter();
}
else {
JetMultiDeclaration multiParameter = forExpression.getMultiParameter();
@@ -572,22 +574,22 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
// E tmp<e> = tmp<iterator>.next()
final Type asmElementType = asmType(elementType);
int tmpParameterIndex = myFrameMap.enterTemp(asmElementType);
loopParameterVar = myFrameMap.enterTemp(asmElementType);
leaveVariableTasks.add(new Runnable() {
@Override
public void run() {
myFrameMap.leaveTemp(asmElementType);
}
});
assignToLoopParameter(tmpParameterIndex);
assignToLoopParameter();
generateMultiVariables(tmpParameterIndex, multiParameter.getEntries());
generateMultiVariables(multiParameter.getEntries());
}
}
protected abstract void assignToLoopParameter(int parameterIndex);
protected abstract void assignToLoopParameter();
private void generateMultiVariables(int tmpParameterIndex, List<JetMultiDeclarationEntry> entries) {
private void generateMultiVariables(List<JetMultiDeclarationEntry> entries) {
Type asmElementType = asmType(elementType);
for (JetMultiDeclarationEntry variableDeclaration : entries) {
final VariableDescriptor componentDescriptor = bindingContext.get(BindingContext.VARIABLE, variableDeclaration);
@@ -610,7 +612,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
bindingContext.get(BindingContext.COMPONENT_RESOLVED_CALL, variableDeclaration);
assert resolvedCall != null : "Resolved call is null for " + variableDeclaration.getText();
Call call = makeFakeCall(new TransientReceiver(elementType));
invokeFunction(call, StackValue.local(tmpParameterIndex, asmElementType), resolvedCall);
invokeFunction(call, StackValue.local(loopParameterVar, asmElementType), resolvedCall);
v.store(componentVarIndex, componentAsmType);
}
@@ -687,12 +689,12 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
}
@Override
protected void assignToLoopParameter(int parameterIndex) {
protected void assignToLoopParameter() {
@SuppressWarnings("ConstantConditions") Call fakeCall =
makeFakeCall(new TransientReceiver(iteratorCall.getResultingDescriptor().getReturnType()));
invokeFunction(fakeCall, StackValue.local(iteratorVarIndex, asmTypeForIterator), nextCall);
//noinspection ConstantConditions
v.store(parameterIndex, asmType(nextCall.getResultingDescriptor().getReturnType()));
v.store(loopParameterVar, asmType(nextCall.getResultingDescriptor().getReturnType()));
}
@Override
@@ -748,7 +750,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
}
@Override
protected void assignToLoopParameter(int parameterIndex) {
protected void assignToLoopParameter() {
Type arrayElParamType;
Type asmElementType = asmType(elementType);
if (KotlinBuiltIns.getInstance().isArray(loopRangeType)) {
@@ -762,7 +764,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
v.load(indexVar, Type.INT_TYPE);
v.aload(arrayElParamType);
StackValue.onStack(arrayElParamType).put(asmElementType, v);
v.store(parameterIndex, asmElementType);
v.store(loopParameterVar, asmElementType);
}
@Override
@@ -843,10 +845,10 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
}
@Override
protected void assignToLoopParameter(int parameterIndex) {
protected void assignToLoopParameter() {
// todo: don't create a temp variable if this is not a multi-decl for
v.load(indexVar, asmElementType);
v.store(parameterIndex, asmElementType);
v.store(loopParameterVar, asmElementType);
}
@Override
@@ -935,10 +937,10 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
}
@Override
protected void assignToLoopParameter(int parameterIndex) {
protected void assignToLoopParameter() {
// todo: no temp var when this is not a multi-declaration for-loop
v.load(indexVar, Type.INT_TYPE);
v.store(parameterIndex, Type.INT_TYPE);
v.store(loopParameterVar, Type.INT_TYPE);
}
@Override