Update comments

1 files changed, 6 insertions, 0 deletions

diff --git a/validat1.cpp b/validat1.cpp
index ac39543a..1a4a7dce 100644
--- a/validat1.cpp
+++ b/validat1.cpp
@@ -1075,6 +1075,12 @@ bool TestAltivecOps()
         return true;

     }

 

+    // These tests may seem superflous, but we really want to test the

+    // Altivec/POWER4 implementation. That does not happen when POWER7

+    // or POWER8 is available because we use POWER7's unaligned loads

+    // and stores with POWER8's AES, SHA, etc. These tests enage

+    // Altivec/POWER4 without POWER7, like on an old PowerMac.

+

     //********** Unaligned loads and stores **********//

 

     CRYPTOPP_ALIGN_DATA(16)