Merge pull request #992 from gmlueck/me/cherry-pick-961

Add info device vector width for long long

Author: gmlueck

adoc/chapters/programming_interface.adoc

@@ -2145,6 +2145,9 @@ struct preferred_vector_width_int {
 struct preferred_vector_width_long {
   using return_type = std::uint32_t;
 };
+struct preferred_vector_width_long_long {
+  using return_type = std::uint32_t;
+};
 struct preferred_vector_width_float {
   using return_type = std::uint32_t;
 };
@@ -2186,6 +2189,9 @@ struct native_vector_width_int {
 struct native_vector_width_long {
   using return_type = std::uint32_t;
 };
+struct native_vector_width_long_long {
+  using return_type = std::uint32_t;
+};
 struct native_vector_width_float {
   using return_type = std::uint32_t;
 };

adoc/headers/deviceInfo.h

@@ -17,13 +17,15 @@ struct preferred_vector_width_char;
 struct preferred_vector_width_short;
 struct preferred_vector_width_int;
 struct preferred_vector_width_long;
+struct preferred_vector_width_long_long;
 struct preferred_vector_width_float;
 struct preferred_vector_width_double;
 struct preferred_vector_width_half;
 struct native_vector_width_char;
 struct native_vector_width_short;
 struct native_vector_width_int;
 struct native_vector_width_long;
+struct native_vector_width_long_long;
 struct native_vector_width_float;
 struct native_vector_width_double;
 struct native_vector_width_half;