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Crypto: Add optimized Camellia assembly implementation for x86_64 based on work by Jussi Kivilinna (https://github.com/jkivilin/supercop-blockciphers). This improve speed by a factor of 2.5 when AES-NI supported by CPU and by 30% if AES-NI not supported.

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Mounir IDRASSI committed 2017-06-21 01:39:55 +02:00
1 parent ee5c1784ea
commit 70097ecfe5
18 files changed
+2476 -14
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src/Crypto/cpu.c
+3 -1
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@@ -189,7 +189,7 @@ static int TrySSE2()
int g_x86DetectionDone = 0;
int g_hasISSE = 0, g_hasSSE2 = 0, g_hasSSSE3 = 0, g_hasMMX = 0, g_hasAESNI = 0, g_hasCLMUL = 0, g_isP4 = 0;
int g_hasAVX = 0, g_hasAVX2 = 0, g_hasBMI2 = 0, g_hasSSE42 = 0, g_hasSSE41 = 0;
int g_hasAVX = 0, g_hasAVX2 = 0, g_hasBMI2 = 0, g_hasSSE42 = 0, g_hasSSE41 = 0, g_isIntel = 0, g_isAMD = 0;
uint32 g_cacheLineSize = CRYPTOPP_L1_CACHE_LINE_SIZE;
VC_INLINE int IsIntel(const uint32 output[4])
@@ -325,11 +325,13 @@ void DetectX86Features()
if (IsIntel(cpuid))
{
g_isIntel = 1;
g_isP4 = ((cpuid1[0] >> 8) & 0xf) == 0xf;
g_cacheLineSize = 8 * GETBYTE(cpuid1[1], 1);
}
else if (IsAMD(cpuid))
{
g_isAMD = 1;
CpuId(0x80000005, cpuid);
g_cacheLineSize = GETBYTE(cpuid[2], 0);
}