kauron/compiler-design-eth
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Homework 4

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This commit is contained in:
Carlos Galindo 2020-01-15 22:34:57 +01:00
parent 0afc86ceeb
commit 72cc3206c4
Signed by: kauron
GPG key ID: 83E68706DEE119A3
125 changed files with 4200 additions and 1636 deletions
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108
src/cd/ir/Ast.java
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@ -1,10 +1,5 @@
package cd.ir;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import cd.ir.Symbol.ClassSymbol;
import cd.ir.Symbol.MethodSymbol;
import cd.ir.Symbol.TypeSymbol;
@ -12,6 +7,11 @@ import cd.ir.Symbol.VariableSymbol;
import cd.util.Pair;
import cd.util.debug.AstOneLine;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
public abstract class Ast {
/**
@ -60,7 +60,7 @@ public abstract class Ast {
/** Convenient debugging printout */
@Override
public String toString() {
public String toString() {
return String.format(
"(%s)@%x",
AstOneLine.toString(this),
@ -81,7 +81,7 @@ public abstract class Ast {
public TypeSymbol type;
@Override
public <R,A> R accept(AstVisitor<R, A> visitor, A arg) {
public <R,A> R accept(AstVisitor<R, A> visitor, A arg) {
return this.accept((ExprVisitor<R,A>)visitor, arg);
}
public abstract <R,A> R accept(ExprVisitor<R, A> visitor, A arg);
@ -150,23 +150,23 @@ public abstract class Ast {
* such as "1+2" or "3*4" */
public static class BinaryOp extends LeftRightExpr {
public static enum BOp {
B_TIMES("*"),
B_DIV("/"),
B_MOD("%"),
B_PLUS("+"),
B_MINUS("-"),
B_AND("&&"),
B_OR("||"),
B_EQUAL("=="),
B_NOT_EQUAL("!="),
B_LESS_THAN("<"),
B_LESS_OR_EQUAL("<="),
B_GREATER_THAN(">"),
B_GREATER_OR_EQUAL(">=");
public String repr;
public static enum BOp {
B_TIMES("*"),
B_DIV("/"),
B_MOD("%"),
B_PLUS("+"),
B_MINUS("-"),
B_AND("&&"),
B_OR("||"),
B_EQUAL("=="),
B_NOT_EQUAL("!="),
B_LESS_THAN("<"),
B_LESS_OR_EQUAL("<="),
B_GREATER_THAN(">"),
B_GREATER_OR_EQUAL(">=");
public String repr;
private BOp(String repr) { this.repr = repr; }
/**
@ -177,26 +177,26 @@ public abstract class Ast {
* operator.
*/
public boolean isCommutative() {
switch(this) {
case B_PLUS:
case B_TIMES:
case B_AND:
case B_OR:
case B_EQUAL:
case B_NOT_EQUAL:
return true;
default:
return false;
}
switch(this) {
case B_PLUS:
case B_TIMES:
case B_AND:
case B_OR:
case B_EQUAL:
case B_NOT_EQUAL:
return true;
default:
return false;
}
}
};
public BOp operator;
public BinaryOp(Expr left, BOp operator, Expr right) {
super(left, right);
this.operator = operator;
}
};
public BOp operator;
public BinaryOp(Expr left, BOp operator, Expr right) {
super(left, right);
this.operator = operator;
}
@Override
public <R, A> R accept(ExprVisitor<R, A> visitor, A arg) {
@ -338,21 +338,21 @@ public abstract class Ast {
public static class UnaryOp extends ArgExpr {
public static enum UOp {
U_PLUS("+"),
U_MINUS("-"),
U_BOOL_NOT("!");
public String repr;
public static enum UOp {
U_PLUS("+"),
U_MINUS("-"),
U_BOOL_NOT("!");
public String repr;
private UOp(String repr) { this.repr = repr; }
};
public final UOp operator;
public UnaryOp(UOp operator, Expr arg) {
};
public final UOp operator;
public UnaryOp(UOp operator, Expr arg) {
super(arg);
this.operator = operator;
}
@Override
public <R, A> R accept(ExprVisitor<R, A> visitor, A arg) {
return visitor.unaryOp(this, arg);