private String getExpr(ExprContext expr) {
String output = "";
/////
// float, int, char, char*
if (expr.getChildCount() == 1) {
if (expr.FLOAT() != null || expr.INT() != null) {
return expr.getText().toString();
} else if (expr.ID() != null) {
return this.variableTrack.get(expr.getText());
} else if (expr.defExpr() != null) {
DefExprContext def = expr.defExpr();
output = "(valueOf " + this.variableTrack.get(def.ID().getText()) + ")";
} else if (expr.addressExpr() != null) {
AddressExprContext add = expr.addressExpr();
output = "(addressOf " + this.variableTrack.get(add.ID().getText()) + ")";
} else if (expr.CharacterLiteral() != null) {
String ch = expr.CharacterLiteral().getText();
int value = ch.charAt(1);
return Integer.toString(value);
} else if (expr.convertExpr() != null) {
return expr.convertExpr().ID().getText();
}
} else {
String operator = expr.getChild(1).getText();
if (operator.equals("%")) operator = "mod";
return "(" + operator + " " + getExpr(expr.expr(0)) + " " + getExpr(expr.expr(1)) + ")";
}
return output;
}
private void convertString(AssignStatContext c) {
if (c.StringLiteral() != null) {
String content = c.StringLiteral().getText().replace("\\n", "\n");
content = content.substring(1, content.length() - 1);
String id = c.ID().getText();
String newId = this.generateNewName(id);
StringRepresentation rep = new StringRepresentation(newId, content);
// System.out.println(rep.getConstraints());
ssa.addAll(rep.getConstraints());
} else {
ExprContext expr = c.expr();
if (expr.getChildCount() == 1) {
String id = c.ID().getText();
String newId = this.generateNewName(id);
String constraint = "(assert (= " + newId + " " + this.getExpr(expr) + "))";
this.ssa.add(constraint);
} else {
String id = c.ID().getText();
String newId = this.generateNewName(id);
String constraint =
"(assert (= "
+ "(valueOf "
+ newId
+ ") (charOf "
+ this.getExpr(expr.expr(0))
+ " "
+ this.getExpr(expr.expr(1))
+ ")))";
this.ssa.add(constraint);
}
}
}