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cleanup

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This commit is contained in:
Adam Ierymenko 2019-09-05 18:06:48 -07:00
parent c0e92d06a5
commit c6141ffbc7
No known key found for this signature in database
GPG key ID: C8877CF2D7A5D7F3
2 changed files with 6 additions and 12 deletions
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16
node/AES.hpp
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@ -539,11 +539,6 @@ private:
c7 = _mm_aesenc_si128(c7,k)
while (len >= 128) {
_mm_prefetch(in,_MM_HINT_T0);
_mm_prefetch(in + 32,_MM_HINT_T0);
_mm_prefetch(in + 64,_MM_HINT_T0);
_mm_prefetch(in + 96,_MM_HINT_T0);
_mm_prefetch(in + 128,_MM_HINT_T0);
__m128i c0 = _mm_xor_si128(_mm_set_epi64((__m64)Utils::hton(ctr),iv0),_k.ni.k[0]);
__m128i c1 = _mm_xor_si128(_mm_set_epi64((__m64)Utils::hton((uint64_t)(ctr+1ULL)),iv0),_k.ni.k[0]);
__m128i c2 = _mm_xor_si128(_mm_set_epi64((__m64)Utils::hton((uint64_t)(ctr+2ULL)),iv0),_k.ni.k[0]);
@ -667,10 +662,10 @@ private:
ZT_ALWAYS_INLINE void _gmac_aesni(const uint8_t iv[12],const uint8_t *in,const unsigned int len,uint8_t out[16]) const
{
const __m128i *ab = (const __m128i *)in;
unsigned int blocks = len / 16;
unsigned int pblocks = blocks - (blocks % 4);
unsigned int rem = len % 16;
const __m128i *const ab = (const __m128i *)in;
const unsigned int blocks = len / 16;
const unsigned int pblocks = blocks - (blocks % 4);
const unsigned int rem = len % 16;
const __m128i shuf = _mm_set_epi8(0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15);
__m128i y = _mm_setzero_si128();
@ -681,7 +676,6 @@ private:
__m128i d3 = _mm_shuffle_epi8(_mm_loadu_si128(ab + i + 2),shuf);
__m128i d4 = _mm_shuffle_epi8(_mm_loadu_si128(ab + i + 3),shuf);
_mm_prefetch(ab + i + 4,_MM_HINT_T0);
_mm_prefetch(ab + i + 6,_MM_HINT_T0);
__m128i t0 = _mm_clmulepi64_si128(_k.ni.hhhh,d1,0x00);
__m128i t1 = _mm_clmulepi64_si128(_k.ni.hhh,d2,0x00);
__m128i t2 = _mm_clmulepi64_si128(_k.ni.hh,d3,0x00);
@ -753,7 +747,7 @@ private:
t6 = _mm_xor_si128(t6,t3);
y = _mm_shuffle_epi8(t6,shuf);
}
#undef h1
for (;i<blocks;++i)
y = _ghash_aesni(shuf,_k.ni.h,y,_mm_loadu_si128(ab + i));

2
selftest.cpp
View file

@ -222,7 +222,7 @@ static int testCrypto()
std::cout << (((double)(500000 * ZT_DEFAULT_MTU) / 1048576.0) / ((double)(end - start) / 1000.0)) << " MiB/second (dummy: " << (unsigned int)*dummy << ")" ZT_EOL_S;
}
{
std::cout << " AES-256-GMAC-CTR (benchmark): "; std::cout.flush();
std::cout << " AES-256-GMAC-SIV (benchmark): "; std::cout.flush();
AES k1,k2,k3,k4;
AES::initGmacCtrKeys(AES_TEST_VECTOR_0_KEY,k1,k2,k3,k4);
int64_t start = OSUtils::now();