Update documentation

1 files changed, 2 insertions, 2 deletions

diff --git a/ppc_simd.h b/ppc_simd.h
index 51943c3d..b71be3e9 100644
--- a/ppc_simd.h
+++ b/ppc_simd.h
@@ -1734,7 +1734,7 @@ inline uint64x2_p VecAdd64(const uint64x2_p& vec1, const uint64x2_p& vec2)
 inline uint32x4_p VecSub64(const uint32x4_p& vec1, const uint32x4_p& vec2)

 {

 #if defined(_ARCH_PWR8)

-    // 64-bit elements available at POWER7 with VSX, but addudm requires POWER8

+    // 64-bit elements available at POWER7 with VSX, but subudm requires POWER8

     return (uint32x4_p)vec_sub((uint64x2_p)vec1, (uint64x2_p)vec2);

 #else

     // The borrow mask selects borrows for elements 1 and 3 and sets remaining

@@ -1764,7 +1764,7 @@ inline uint32x4_p VecSub64(const uint32x4_p& vec1, const uint32x4_p& vec2)
 /// \since Crypto++ 8.3

 inline uint64x2_p VecSub64(const uint64x2_p& vec1, const uint64x2_p& vec2)

 {

-    // 64-bit elements available at POWER7 with VSX, but addudm requires POWER8

+    // 64-bit elements available at POWER7 with VSX, but subudm requires POWER8

     return vec_sub(vec1, vec2);

 }

 #endif