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arch-arm: AArch32 Crypto AES

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This patch implements the AArch32 AES instructions
from the Crypto extension.

Change-Id: I51e6deda748b0c26135bcfe9d0c7128f3af91f3d
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Matt Horsnell <matt.horsnell@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/13248
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
This commit is contained in:
Matt Horsnell
2018-05-09 12:40:24 +01:00
committed by Giacomo Travaglini
parent dd44f6bdff
commit b27545be48
6 changed files with 300 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

228
src/arch/arm/insts/crypto.cc
View File

@@ -46,6 +46,234 @@
namespace ArmISA {
const uint8_t
Crypto::aesSBOX[256] = {
0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b,
0xfe, 0xd7, 0xab, 0x76, 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0,
0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, 0xb7, 0xfd, 0x93, 0x26,
0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2,
0xeb, 0x27, 0xb2, 0x75, 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0,
0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, 0x53, 0xd1, 0x00, 0xed,
0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf,
0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f,
0x50, 0x3c, 0x9f, 0xa8, 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5,
0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, 0xcd, 0x0c, 0x13, 0xec,
0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73,
0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14,
0xde, 0x5e, 0x0b, 0xdb, 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c,
0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, 0xe7, 0xc8, 0x37, 0x6d,
0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08,
0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f,
0x4b, 0xbd, 0x8b, 0x8a, 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e,
0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, 0xe1, 0xf8, 0x98, 0x11,
0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f,
0xb0, 0x54, 0xbb, 0x16
};
const uint8_t
Crypto::aesInvSBOX[256] = {
0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e,
0x81, 0xf3, 0xd7, 0xfb, 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87,
0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, 0x54, 0x7b, 0x94, 0x32,
0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e,
0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49,
0x6d, 0x8b, 0xd1, 0x25, 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16,
0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, 0x6c, 0x70, 0x48, 0x50,
0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84,
0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05,
0xb8, 0xb3, 0x45, 0x06, 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02,
0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, 0x3a, 0x91, 0x11, 0x41,
0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73,
0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8,
0x1c, 0x75, 0xdf, 0x6e, 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89,
0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, 0xfc, 0x56, 0x3e, 0x4b,
0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4,
0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59,
0x27, 0x80, 0xec, 0x5f, 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d,
0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, 0xa0, 0xe0, 0x3b, 0x4d,
0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61,
0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63,
0x55, 0x21, 0x0c, 0x7d
};
const uint8_t
Crypto::aesFFLOG[256] = {
0x00, 0x00, 0x19, 0x01, 0x32, 0x02, 0x1a, 0xc6, 0x4b, 0xc7, 0x1b, 0x68,
0x33, 0xee, 0xdf, 0x03, 0x64, 0x04, 0xe0, 0x0e, 0x34, 0x8d, 0x81, 0xef,
0x4c, 0x71, 0x08, 0xc8, 0xf8, 0x69, 0x1c, 0xc1, 0x7d, 0xc2, 0x1d, 0xb5,
0xf9, 0xb9, 0x27, 0x6a, 0x4d, 0xe4, 0xa6, 0x72, 0x9a, 0xc9, 0x09, 0x78,
0x65, 0x2f, 0x8a, 0x05, 0x21, 0x0f, 0xe1, 0x24, 0x12, 0xf0, 0x82, 0x45,
0x35, 0x93, 0xda, 0x8e, 0x96, 0x8f, 0xdb, 0xbd, 0x36, 0xd0, 0xce, 0x94,
0x13, 0x5c, 0xd2, 0xf1, 0x40, 0x46, 0x83, 0x38, 0x66, 0xdd, 0xfd, 0x30,
0xbf, 0x06, 0x8b, 0x62, 0xb3, 0x25, 0xe2, 0x98, 0x22, 0x88, 0x91, 0x10,
0x7e, 0x6e, 0x48, 0xc3, 0xa3, 0xb6, 0x1e, 0x42, 0x3a, 0x6b, 0x28, 0x54,
0xfa, 0x85, 0x3d, 0xba, 0x2b, 0x79, 0x0a, 0x15, 0x9b, 0x9f, 0x5e, 0xca,
0x4e, 0xd4, 0xac, 0xe5, 0xf3, 0x73, 0xa7, 0x57, 0xaf, 0x58, 0xa8, 0x50,
0xf4, 0xea, 0xd6, 0x74, 0x4f, 0xae, 0xe9, 0xd5, 0xe7, 0xe6, 0xad, 0xe8,
0x2c, 0xd7, 0x75, 0x7a, 0xeb, 0x16, 0x0b, 0xf5, 0x59, 0xcb, 0x5f, 0xb0,
0x9c, 0xa9, 0x51, 0xa0, 0x7f, 0x0c, 0xf6, 0x6f, 0x17, 0xc4, 0x49, 0xec,
0xd8, 0x43, 0x1f, 0x2d, 0xa4, 0x76, 0x7b, 0xb7, 0xcc, 0xbb, 0x3e, 0x5a,
0xfb, 0x60, 0xb1, 0x86, 0x3b, 0x52, 0xa1, 0x6c, 0xaa, 0x55, 0x29, 0x9d,
0x97, 0xb2, 0x87, 0x90, 0x61, 0xbe, 0xdc, 0xfc, 0xbc, 0x95, 0xcf, 0xcd,
0x37, 0x3f, 0x5b, 0xd1, 0x53, 0x39, 0x84, 0x3c, 0x41, 0xa2, 0x6d, 0x47,
0x14, 0x2a, 0x9e, 0x5d, 0x56, 0xf2, 0xd3, 0xab, 0x44, 0x11, 0x92, 0xd9,
0x23, 0x20, 0x2e, 0x89, 0xb4, 0x7c, 0xb8, 0x26, 0x77, 0x99, 0xe3, 0xa5,
0x67, 0x4a, 0xed, 0xde, 0xc5, 0x31, 0xfe, 0x18, 0x0d, 0x63, 0x8c, 0x80,
0xc0, 0xf7, 0x70, 0x07
};
const uint8_t
Crypto::aesFFEXP[256] = {
0x01, 0x03, 0x05, 0x0f, 0x11, 0x33, 0x55, 0xff, 0x1a, 0x2e, 0x72, 0x96,
0xa1, 0xf8, 0x13, 0x35, 0x5f, 0xe1, 0x38, 0x48, 0xd8, 0x73, 0x95, 0xa4,
0xf7, 0x02, 0x06, 0x0a, 0x1e, 0x22, 0x66, 0xaa, 0xe5, 0x34, 0x5c, 0xe4,
0x37, 0x59, 0xeb, 0x26, 0x6a, 0xbe, 0xd9, 0x70, 0x90, 0xab, 0xe6, 0x31,
0x53, 0xf5, 0x04, 0x0c, 0x14, 0x3c, 0x44, 0xcc, 0x4f, 0xd1, 0x68, 0xb8,
0xd3, 0x6e, 0xb2, 0xcd, 0x4c, 0xd4, 0x67, 0xa9, 0xe0, 0x3b, 0x4d, 0xd7,
0x62, 0xa6, 0xf1, 0x08, 0x18, 0x28, 0x78, 0x88, 0x83, 0x9e, 0xb9, 0xd0,
0x6b, 0xbd, 0xdc, 0x7f, 0x81, 0x98, 0xb3, 0xce, 0x49, 0xdb, 0x76, 0x9a,
0xb5, 0xc4, 0x57, 0xf9, 0x10, 0x30, 0x50, 0xf0, 0x0b, 0x1d, 0x27, 0x69,
0xbb, 0xd6, 0x61, 0xa3, 0xfe, 0x19, 0x2b, 0x7d, 0x87, 0x92, 0xad, 0xec,
0x2f, 0x71, 0x93, 0xae, 0xe9, 0x20, 0x60, 0xa0, 0xfb, 0x16, 0x3a, 0x4e,
0xd2, 0x6d, 0xb7, 0xc2, 0x5d, 0xe7, 0x32, 0x56, 0xfa, 0x15, 0x3f, 0x41,
0xc3, 0x5e, 0xe2, 0x3d, 0x47, 0xc9, 0x40, 0xc0, 0x5b, 0xed, 0x2c, 0x74,
0x9c, 0xbf, 0xda, 0x75, 0x9f, 0xba, 0xd5, 0x64, 0xac, 0xef, 0x2a, 0x7e,
0x82, 0x9d, 0xbc, 0xdf, 0x7a, 0x8e, 0x89, 0x80, 0x9b, 0xb6, 0xc1, 0x58,
0xe8, 0x23, 0x65, 0xaf, 0xea, 0x25, 0x6f, 0xb1, 0xc8, 0x43, 0xc5, 0x54,
0xfc, 0x1f, 0x21, 0x63, 0xa5, 0xf4, 0x07, 0x09, 0x1b, 0x2d, 0x77, 0x99,
0xb0, 0xcb, 0x46, 0xca, 0x45, 0xcf, 0x4a, 0xde, 0x79, 0x8b, 0x86, 0x91,
0xa8, 0xe3, 0x3e, 0x42, 0xc6, 0x51, 0xf3, 0x0e, 0x12, 0x36, 0x5a, 0xee,
0x29, 0x7b, 0x8d, 0x8c, 0x8f, 0x8a, 0x85, 0x94, 0xa7, 0xf2, 0x0d, 0x17,
0x39, 0x4b, 0xdd, 0x7c, 0x84, 0x97, 0xa2, 0xfd, 0x1c, 0x24, 0x6c, 0xb4,
0xc7, 0x52, 0xf6, 0x01
};
const uint8_t
Crypto::aesSHIFT[16] = {
0, 5, 10, 15, 4, 9, 14, 3,
8, 13, 2, 7, 12, 1, 6, 11
};
const uint8_t
Crypto::aesINVSHIFT[16] = {
0, 13, 10, 7, 4, 1, 14, 11,
8, 5, 2, 15, 12, 9, 6, 3
};
uint8_t
Crypto::aesFFMul(uint8_t a, uint8_t b)
{
unsigned int log_prod;
if ((a ==0)|| (b == 0)) return 0;
log_prod = (aesFFLOG[a] + aesFFLOG[b]);
if(log_prod > 0xff)
log_prod = log_prod - 0xff;
return aesFFEXP[log_prod];
}
void
Crypto::aesSubBytes(uint8_t *output, uint8_t *input)
{
for (int i = 0; i < 16; ++i) {
output[i] = aesSBOX[input[i]];
}
}
void
Crypto::aesInvSubBytes(uint8_t *output, uint8_t *input)
{
for (int i = 0; i < 16; ++i) {
output[i] = aesInvSBOX[input[i]];
}
}
void
Crypto::aesShiftRows(uint8_t *output, uint8_t *input)
{
for (int i = 0; i < 16; ++i) {
output[i] = input[aesSHIFT[i]];
}
}
void
Crypto::aesInvShiftRows(uint8_t *output, uint8_t *input)
{
for (int i = 0; i < 16; ++i) {
output[i] = input[aesINVSHIFT[i]];
}
}
void
Crypto::aesAddRoundKey(uint8_t *output, uint8_t *input,
uint8_t *key)
{
for (int i = 0; i < 16; ++i) {
output[i] = input[i] ^ key[i];
}
}
void
Crypto::aesMixColumns(uint8_t *output, uint8_t *input)
{
for (int j = 0; j < 4; ++j) {
int row0 = (j * 4);
int row1 = row0 + 1;
int row2 = row0 + 2;
int row3 = row0 + 3;
uint8_t t1 = input[row0] ^ input[row1] ^
input[row2] ^ input[row3];
output[row1] = input[row1] ^ t1 ^ aesFFMul2(input[row1] ^ input[row2]);
output[row2] = input[row2] ^ t1 ^ aesFFMul2(input[row2] ^ input[row3]);
output[row3] = input[row3] ^ t1 ^ aesFFMul2(input[row3] ^ input[row0]);
output[row0] = input[row0] ^ t1 ^ aesFFMul2(input[row0] ^ input[row1]);
}
}
void
Crypto::aesInvMixColumns(uint8_t *output, uint8_t *input)
{
for (int j = 0; j < 4; ++j) {
for (int i = 0; i < 4; ++i) {
int index0 = (j * 4) + i;
int index1 = (j * 4) + ((i + 1) % 4);
int index2 = (j * 4) + ((i + 2) % 4);
int index3 = (j * 4) + ((i + 3) % 4);
output [index0] =
aesFFMul(0x0e, input[index0]) ^ aesFFMul(0x0b, input[index1]) ^
aesFFMul(0x0d, input[index2]) ^ aesFFMul(0x09, input[index3]);
}
}
}
void
Crypto::aesEncrypt(uint8_t *output, uint8_t *input,
uint8_t *key)
{
uint8_t temp1[16];
uint8_t temp2[16];
aesAddRoundKey(&temp1[0], input, key);
aesShiftRows(&temp2[0], &temp1[0]);
aesSubBytes(output, &temp2[0]);
}
void
Crypto::aesDecrypt(uint8_t *output, uint8_t *input,
uint8_t *key)
{
uint8_t temp1[16];
uint8_t temp2[16];
aesAddRoundKey(&temp1[0], input, key);
aesInvShiftRows(&temp2[0], &temp1[0]);
aesInvSubBytes(output, &temp2[0]);
}
void
Crypto::sha256Op(
uint32_t *X,

39
src/arch/arm/insts/crypto.hh
View File

@@ -52,6 +52,41 @@ class Crypto
MAJORITY
};
/** Look up table for subByttes transformation */
static const uint8_t aesSBOX[256];
/** Look up table for inverse subBytes transformation */
static const uint8_t aesInvSBOX[256];
static const uint8_t aesSHIFT[16];
static const uint8_t aesINVSHIFT[16];
/**
* Look up table for Finite Field logarithm where the base
* is the element {03} in the field G(256)
*/
static const uint8_t aesFFLOG[256];
/**
* Look up table for {03}^X where {03} and X are elements
* in the filed G(256)
*/
static const uint8_t aesFFEXP[256];
/** Finite field multiplication of two elements in the field G(256) */
uint8_t aesFFMul(uint8_t a, uint8_t b);
uint8_t aesFFMul2(uint8_t a)
{
return ((a & 0x80) ? ((a << 1) ^ 0x1b) : (a << 1));
}
void aesSubBytes(uint8_t *output, uint8_t *input);
void aesInvSubBytes(uint8_t *output, uint8_t *input);
void aesShiftRows(uint8_t *output, uint8_t *input);
void aesInvShiftRows(uint8_t *output, uint8_t *input);
void aesAddRoundKey(uint8_t *output, uint8_t *input, uint8_t *key);
uint32_t ror(uint32_t x, uint8_t shift)
{
return (x >> shift) | (x << (32 - shift));
@@ -92,6 +127,10 @@ class Crypto
void store1Reg(uint8_t *output, uint32_t *X);
public:
void aesMixColumns(uint8_t *output, uint8_t *input);
void aesInvMixColumns(uint8_t *output, uint8_t *input);
void aesEncrypt(uint8_t *output, uint8_t *input, uint8_t *key);
void aesDecrypt(uint8_t *output, uint8_t *input, uint8_t *key);
void sha256H(uint8_t *output, uint8_t *input, uint8_t *input2);
void sha256H2(uint8_t *output, uint8_t *input, uint8_t *input2);
void sha256Su0(uint8_t *output, uint8_t *input);

12
src/arch/arm/isa/formats/fp.isa
View File

@@ -1476,6 +1476,18 @@ let {{
case 0x5:
return decodeNeonUTwoMiscSReg<NVpaddlD, NVpaddlQ>(
q, size, machInst, vd, vm);
case 0x6:
if (q == 0) {
return new AESE(machInst, vd, vd, vm);
} else {
return new AESD(machInst, vd, vd, vm);
}
case 0x7:
if (q == 0) {
return new AESMC(machInst, vd, vm);
} else {
return new AESIMC(machInst, vd, vm);
}
case 0x8:
return decodeNeonSTwoMiscReg<NVclsD, NVclsQ>(
q, size, machInst, vd, vm);

15
src/arch/arm/isa/insts/crypto.isa
View File

@@ -136,6 +136,11 @@ let {{
decoder_output += RegRegImmOpConstructor.subst(cryptoiop)
exec_output += CryptoPredOpExecute.subst(cryptoiop)
aeseCode = "crypto.aesEncrypt(output, input, input2);"
aesdCode = "crypto.aesDecrypt(output, input, input2);"
aesmcCode = "crypto.aesMixColumns(output, input);"
aesimcCode = "crypto.aesInvMixColumns(output, input);"
sha1_cCode = "crypto.sha1C(output, input, input2);"
sha1_pCode = "crypto.sha1P(output, input, input2);"
sha1_mCode = "crypto.sha1M(output, input, input2);"
@@ -148,6 +153,16 @@ let {{
sha256_su0Code = "crypto.sha256Su0(output, input);"
sha256_su1Code = "crypto.sha256Su1(output, input, input2);"
aes_enabled = cryptoEnabledCheckCode % { "mask" : 0xF0 }
cryptoRegRegRegInst("aese", "AESE", "SimdAesOp",
aes_enabled, aeseCode)
cryptoRegRegRegInst("aesd", "AESD", "SimdAesOp",
aes_enabled, aesdCode)
cryptoRegRegInst("aesmc", "AESMC", "SimdAesMixOp",
aes_enabled, aesmcCode)
cryptoRegRegInst("aesimc", "AESIMC", "SimdAesMixOp",
aes_enabled, aesimcCode)
sha1_enabled = cryptoEnabledCheckCode % { "mask" : 0xF00 }
cryptoRegRegRegInst("sha1c", "SHA1C", "SimdSha1HashOp",
sha1_enabled, sha1_cCode)

7
src/cpu/FuncUnit.py
View File

@@ -50,9 +50,10 @@ class OpClass(Enum):
'SimdSqrt', 'SimdFloatAdd', 'SimdFloatAlu', 'SimdFloatCmp',
'SimdFloatCvt', 'SimdFloatDiv', 'SimdFloatMisc', 'SimdFloatMult',
'SimdFloatMultAcc', 'SimdFloatSqrt',
'SimdSha1Hash', 'SimdSha1Hash2', 'SimdSha256Hash',
'SimdSha256Hash2', 'SimdShaSigma2', 'SimdShaSigma3',
'MemRead', 'MemWrite', 'FloatMemRead', 'FloatMemWrite',
'SimdAes', 'SimdAesMix', 'SimdSha1Hash', 'SimdSha1Hash2',
'SimdSha256Hash', 'SimdSha256Hash2', 'SimdShaSigma2',
'SimdShaSigma3', 'MemRead', 'MemWrite',
'FloatMemRead', 'FloatMemWrite',
'IprAccess', 'InstPrefetch']
class OpDesc(SimObject):

2
src/cpu/op_class.hh
View File

@@ -83,6 +83,8 @@ static const OpClass SimdFloatMiscOp = Enums::SimdFloatMisc;
static const OpClass SimdFloatMultOp = Enums::SimdFloatMult;
static const OpClass SimdFloatMultAccOp = Enums::SimdFloatMultAcc;
static const OpClass SimdFloatSqrtOp = Enums::SimdFloatSqrt;
static const OpClass SimdAesOp = Enums::SimdAes;
static const OpClass SimdAesMixOp = Enums::SimdAesMix;
static const OpClass SimdSha1HashOp = Enums::SimdSha1Hash;
static const OpClass SimdSha1Hash2Op = Enums::SimdSha1Hash2;
static const OpClass SimdSha256HashOp = Enums::SimdSha256Hash;