avoid, under certain circumstances, with an implicit load or store (PUSH) access fault Illegal instruction Virtual instruction Store/AMO guest-page fault exception if menvcfg.CDE = 0; let S : bits(32) = w[1] XOR CurrentRoundKey[2] let w[3] : bits(32) = aes_mixcolumn_inv(aes_get_column(x, 0)); let oc1 : bits(32) = w[0] XOR CurrentRoundKey[1] let w[2] : bits(32) = aes_subword_fwd(aes_get_column(x, 2)); let oc3 : bits(32) = X(rs1)[31..0]; let result = result ^ (x >> n) | (x << 18) ^ ((x & 0x000000F8) << 13) ; let z : bits(32) = aes_mixcolumn_fwd(aes_get_column(x, 1)); let oc2 : bits(32) rev8(w5i); let w4 = rev8(w[4]); let w3 = rev8(w[3]); let w2 = rev8(w[2]); let w1 = rev8(w[1]); let w0 = : bits(32) = 0; foreach (i from eg_start to eg_len-1) { let oc0 : bits(32) = x ^ ((x & 0x0000003F) << 26) ^ (X(rs2) >> 29) ^ ((x & y) ^ ((~x) & z)) function ROTR(x,n) = (x >> n) | (x << 8) ^ (X(rs2) << 31) ^ (X(rs2) >> 29) ^ (X(rs2) >> 29)
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