Changeset 9a705dc8 for src/SynTree/Expression.cc

Timestamp:

Apr 19, 2018, 5:18:46 PM (6 years ago)

Author:

Rob Schluntz <rschlunt@…>

Branches:

ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, with_gc

Children:

da9d79b

Parents:

60ba456

Message:

Implement concurrency keyword casts

File:

• src/SynTree/Expression.cc (modified) (1 diff)

src/SynTree/Expression.cc

@@ -299 +299 @@
 }
 
+KeywordCastExpr::KeywordCastExpr( Expression *arg, Target target ) : Expression(), arg(arg), target( target ) {
+}
+
+KeywordCastExpr::KeywordCastExpr( const KeywordCastExpr &other ) : Expression( other ), arg( maybeClone( other.arg ) ), target( other.target ) {
+}
+
+KeywordCastExpr::~KeywordCastExpr() {
+        delete arg;
+}
+
+const std::string & KeywordCastExpr::targetString() const {
+        static const std::string targetStrs[] = {
+                "coroutine", "thread", "monitor"
+        };
+        static_assert(
+                (sizeof(targetStrs) / sizeof(targetStrs[0])) == ((unsigned long)NUMBER_OF_TARGETS),
+                "Each KeywordCastExpr::Target should have a corresponding string representation"
+        );
+        return targetStrs[(unsigned long)target];
+}
+
+void KeywordCastExpr::print( std::ostream &os, Indenter indent ) const {
+        os << "Keyword Cast of:" << std::endl << indent+1;
+        arg->print(os, indent+1);
+        os << std::endl << indent << "... to: ";
+        os << targetString();
+        Expression::print( os, indent );
+}
+
 VirtualCastExpr::VirtualCastExpr( Expression *arg_, Type *toType ) : Expression(), arg(arg_) {
         set_result(toType);