Limit the use of the DIT functions in benchmarking to AWS-LC builds.

tool/speed.cc

@@ -93,8 +93,10 @@ static inline void *BM_memset(void *dst, int c, size_t n) {
 // g_print_json is true if printed output is JSON formatted.
 static bool g_print_json = false;
 
+#if defined(OPENSSL_IS_AWSLC)
 // g_dit is true if the DIT macro is to be enabled before benchmarking
 static bool g_dit = false;
+#endif
 
 static std::string ChunkLenSuffix(size_t chunk_len) {
   char buf[32];
@@ -2615,9 +2617,11 @@ bool Speed(const std::vector<std::string> &args) {
     }
   }
 
+#if defined(OPENSSL_IS_AWSLC)
   if (args_map.count("-dit") != 0) {
     g_dit = true;
   }
+#endif
 
   if (args_map.count("-json") != 0) {
     g_print_json = true;
@@ -2670,12 +2674,13 @@ bool Speed(const std::vector<std::string> &args) {
       return false;
     }
   }
-
+#if defined(OPENSSL_IS_AWSLC)
   uint64_t original_dit = 0;
   if (g_dit)
   {
     original_dit = armv8_enable_dit();
   }
+#endif
 
   // kTLSADLen is the number of bytes of additional data that TLS passes to
   // AEADs.
@@ -2825,9 +2830,11 @@ bool Speed(const std::vector<std::string> &args) {
     puts("\n]");
   }
 
+#if defined(OPENSSL_IS_AWSLC)
   if (g_dit)
   {
     armv8_restore_dit(&original_dit);
   }
+#endif
   return true;
 }