[Dtype] Updates bool-case and adds ||

include/occa/dtype/builtins.hpp

@@ -9,6 +9,8 @@
 namespace occa {
   class memory;
 
+  typedef std::vector<dtype_t> dtypeVector;
+
   namespace dtype {
     extern const dtype_t none;
 
@@ -85,8 +87,24 @@ namespace occa {
       return get<typename typeMetadata<TM>::baseType>();
     }
 
+    template <class TM = void, class ...Types>
+    dtypeVector getMany() {
+      dtypeVector types = { get<TM>() };
+
+      dtypeVector tail = getMany<Types...>();
+      types.insert(types.end(), tail.begin(), tail.end());
+
+      return types;
+    }
+
+    template <>
+    inline dtypeVector getMany() {
+      return {};
+    }
+
     // Primitive types
     template <> dtype_t get<void>();
+    template <> dtype_t get<bool>();
     template <> dtype_t get<char>();
     template <> dtype_t get<signed char>();
     template <> dtype_t get<unsigned char>();

include/occa/dtype/dtype.hpp

@@ -79,6 +79,7 @@ namespace occa {
 
     bool operator == (const dtype_t &other) const;
     bool operator != (const dtype_t &other) const;
+    const dtype_t& operator || (const dtype_t &other) const;
 
     bool matches(const dtype_t &other) const;
 

src/dtype/builtins.cpp

@@ -74,6 +74,10 @@ namespace occa {
     }
 
     // Primitive types
+    template <> dtype_t get<bool>() {
+      return bool_;
+    }
+
     template <> dtype_t get<char>() {
       return char_;
     }

src/dtype/dtype.cpp

@@ -202,6 +202,14 @@ namespace occa {
     return !(*this == other);
   }
 
+  const dtype_t& dtype_t::operator || (const dtype_t &other) const {
+    return (
+      (*this == dtype::none)
+      ? other
+      : *this
+    );
+  }
+
   bool dtype_t::matches(const dtype_t &other) const {
     const dtype_t &a = self();
     const dtype_t &b = other.self();