+class ValueAllocator(stdapi.Visitor):
+
+ def visitLiteral(self, literal, lvalue, rvalue):
+ pass
+
+ def visitConst(self, const, lvalue, rvalue):
+ self.visit(const.type, lvalue, rvalue)
+
+ def visitAlias(self, alias, lvalue, rvalue):
+ self.visit(alias.type, lvalue, rvalue)
+
+ def visitEnum(self, enum, lvalue, rvalue):
+ pass
+
+ def visitBitmask(self, bitmask, lvalue, rvalue):
+ pass
+
+ def visitArray(self, array, lvalue, rvalue):
+ print ' %s = _allocator.alloc<%s>(&%s);' % (lvalue, array.type, rvalue)
+
+ def visitPointer(self, pointer, lvalue, rvalue):
+ print ' %s = _allocator.alloc<%s>(&%s);' % (lvalue, pointer.type, rvalue)
+
+ def visitIntPointer(self, pointer, lvalue, rvalue):
+ pass
+
+ def visitObjPointer(self, pointer, lvalue, rvalue):
+ pass
+
+ def visitLinearPointer(self, pointer, lvalue, rvalue):
+ pass
+
+ def visitReference(self, reference, lvalue, rvalue):
+ self.visit(reference.type, lvalue, rvalue);
+
+ def visitHandle(self, handle, lvalue, rvalue):
+ pass
+
+ def visitBlob(self, blob, lvalue, rvalue):
+ pass
+
+ def visitString(self, string, lvalue, rvalue):
+ pass
+
+ def visitStruct(self, struct, lvalue, rvalue):
+ pass
+
+ def visitPolymorphic(self, polymorphic, lvalue, rvalue):
+ self.visit(polymorphic.defaultType, lvalue, rvalue)
+
+