Rename VecReverse to VecReverseLE

1 files changed, 13 insertions, 12 deletions

diff --git a/ppc_simd.h b/ppc_simd.h
index 9c264fe7..6fe1fe8c 100644
--- a/ppc_simd.h
+++ b/ppc_simd.h
@@ -230,18 +230,19 @@ inline uint32x4_p VecOne()
 /// \tparam T vector type

 /// \param data the vector

 /// \returns vector

-/// \details VecReverse() reverses the bytes in a vector

+/// \details VecReverseLE() reverses the bytes in a vector on

+///  little-endian systems.

 /// \par Wraps

-///  vec_revb on POWER9, vec_perm on POWER8 and below

+///  vec_perm on POWER8 and below

 /// \since Crypto++ 6.0

 template <class T>

-inline T VecReverse(const T data)

+inline T VecReverseLE(const T data)

 {

-#if (_ARCH_PWR9)

-    return (T)vec_revb((uint8x16_p)data);

-#else

+#if defined(CRYPTOPP_LITTLE_ENDIAN)

     const uint8x16_p mask = {15,14,13,12, 11,10,9,8, 7,6,5,4, 3,2,1,0};

     return (T)vec_perm(data, data, mask);

+#else

+    return data;

 #endif

 }

 

@@ -710,7 +711,7 @@ inline uint32x4_p VecLoadBE(const byte src[16])
 #elif defined(CRYPTOPP_BIG_ENDIAN)

     return (uint32x4_p)VecLoad_ALTIVEC(0, CONST_V8_CAST(src));

 #else

-    return (uint32x4_p)VecReverse(VecLoad_ALTIVEC(CONST_V8_CAST(src)));

+    return (uint32x4_p)VecReverseLE(VecLoad_ALTIVEC(CONST_V8_CAST(src)));

 #endif

 }

 

@@ -744,7 +745,7 @@ inline uint32x4_p VecLoadBE(int off, const byte src[16])
 #elif defined(CRYPTOPP_BIG_ENDIAN)

     return (uint32x4_p)VecLoad_ALTIVEC(CONST_V8_CAST(addr));

 #else

-    return (uint32x4_p)VecReverse(VecLoad_ALTIVEC(CONST_V8_CAST(addr)));

+    return (uint32x4_p)VecReverseLE(VecLoad_ALTIVEC(CONST_V8_CAST(addr)));

 #endif

 }

 

@@ -1198,7 +1199,7 @@ inline void VecStoreBE(const T data, byte dest[16])
 #elif defined(CRYPTOPP_BIG_ENDIAN)

     VecStore((uint8x16_p)data, NCONST_V8_CAST(addr));

 #else

-    VecStore((uint8x16_p)VecReverse(data), NCONST_V8_CAST(addr));

+    VecStore((uint8x16_p)VecReverseLE(data), NCONST_V8_CAST(addr));

 #endif

 }

 

@@ -1234,7 +1235,7 @@ inline void VecStoreBE(const T data, int off, byte dest[16])
 #elif defined(CRYPTOPP_BIG_ENDIAN)

     VecStore((uint8x16_p)data, NCONST_V8_CAST(addr));

 #else

-    VecStore((uint8x16_p)VecReverse(data), NCONST_V8_CAST(addr));

+    VecStore((uint8x16_p)VecReverseLE(data), NCONST_V8_CAST(addr));

 #endif

 }

 

@@ -1269,7 +1270,7 @@ inline void VecStoreBE(const T data, word32 dest[4])
 #elif defined(CRYPTOPP_BIG_ENDIAN)

     VecStore((uint32x4_p)data, NCONST_V32_CAST(addr));

 #else

-    VecStore((uint32x4_p)VecReverse(data), NCONST_V32_CAST(addr));

+    VecStore((uint32x4_p)VecReverseLE(data), NCONST_V32_CAST(addr));

 #endif

 }

 

@@ -1305,7 +1306,7 @@ inline void VecStoreBE(const T data, int off, word32 dest[4])
 #elif defined(CRYPTOPP_BIG_ENDIAN)

     VecStore((uint32x4_p)data, NCONST_V32_CAST(addr));

 #else

-    VecStore((uint32x4_p)VecReverse(data), NCONST_V32_CAST(addr));

+    VecStore((uint32x4_p)VecReverseLE(data), NCONST_V32_CAST(addr));

 #endif

 }