Add NVHPC(nvc)

cmake/cc.cmake

@@ -65,6 +65,14 @@ if (${CMAKE_C_COMPILER_ID} STREQUAL "PGI")
   endif ()
 endif ()
 
+if (${CMAKE_C_COMPILER_ID} STREQUAL "NVHPC")
+  if (POWER)
+    set(CCOMMON_OPT "${CCOMMON_OPT} -tp pwr8")
+  else ()
+    set(CCOMMON_OPT "${CCOMMON_OPT} -tp px")
+  endif ()
+endif ()
+
 if (${CMAKE_C_COMPILER_ID} STREQUAL "PATHSCALE")
   if (BINARY64)
     set(CCOMMON_OPT "${CCOMMON_OPT} -m64")