Remove vector extract VEXT_U8 with non-const expression for MSVC (GH #1155, GH #1156)

1 files changed, 0 insertions, 22 deletions

diff --git a/arm_simd.h b/arm_simd.h
index 3b478c94..595c67bb 100644
--- a/arm_simd.h
+++ b/arm_simd.h
@@ -308,28 +308,6 @@ inline uint64x2_t PMULL_HIGH(const uint64x2_t a, const uint64x2_t b)
 }

 

 /// \brief Vector extraction

-/// \param a the first value

-/// \param b the second value

-/// \param c the byte count

-/// \return vector

-/// \details VEXT_U8() extracts the first <tt>c</tt> bytes of vector

-///  <tt>a</tt> and the remaining bytes in <tt>b</tt>. VEXT_U8 is provided

-///  as GCC inline assembly due to Clang and lack of support for the intrinsic.

-/// \since Crypto++ 8.0

-inline uint64x2_t VEXT_U8(uint64x2_t a, uint64x2_t b, unsigned int c)

-{

-#if defined(_MSC_VER)

-    return vreinterpretq_u64_u8(vextq_u8(

-        vreinterpretq_u8_u64(a), vreinterpretq_u8_u64(b), c));

-#else

-    uint64x2_t r;

-    __asm__ ("ext   %0.16b, %1.16b, %2.16b, %3   \n\t"

-            :"=w" (r) : "w" (a), "w" (b), "I" (c) );

-    return r;

-#endif

-}

-

-/// \brief Vector extraction

 /// \tparam C the byte count

 /// \param a the first value

 /// \param b the second value