arne
/
cryptopp
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Update comments

pull/733/head
Jeffrey Walton 2018-11-03 18:56:59 -04:00
parent 43cf1f0d95
commit 4e3d160acc
No known key found for this signature in database
GPG Key ID: B36AB348921B1838
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
blake2s-simd.cpp
View File

@ -735,13 +735,15 @@ inline uint32x4_p VectorShiftLeftOctet(const uint32x4_p a)
template <unsigned int E1, unsigned int E2> template <unsigned int E1, unsigned int E2>
inline uint32x4_p VectorSet32(const uint32x4_p a, const uint32x4_p b) inline uint32x4_p VectorSet32(const uint32x4_p a, const uint32x4_p b)
{ {
// Re-index // Re-index. I'd like to use something like Z=Y*4 and then
// VectorShiftLeftOctet<Z>(b) but it crashes early Red Hat
// GCC compilers.
enum {X=E1&3, Y=E2&3}; enum {X=E1&3, Y=E2&3};
// Don't care element // Don't care element
const unsigned int DC = 31; const unsigned int DC = 31;
// Element 3 combinations // Element 0 combinations
if (X == 0 && Y == 0) if (X == 0 && Y == 0)
{ {
const uint8x16_p mask = {0,1,2,3, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC}; const uint8x16_p mask = {0,1,2,3, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};