diff options
Diffstat (limited to 'riscv/insns/aes64ks1i.h')
| -rw-r--r-- | riscv/insns/aes64ks1i.h | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/riscv/insns/aes64ks1i.h b/riscv/insns/aes64ks1i.h index fff7109..c7354d6 100644 --- a/riscv/insns/aes64ks1i.h +++ b/riscv/insns/aes64ks1i.h @@ -10,16 +10,13 @@ uint8_t round_consts [10] = { uint8_t enc_rcon = insn.rcon() ; -if(enc_rcon > 0xA) { - // Invalid opcode. - throw trap_illegal_instruction(0); -} +require(enc_rcon <= 0xA); uint32_t temp = (RS1 >> 32) & 0xFFFFFFFF ; uint8_t rcon = 0 ; uint64_t result ; -if(enc_rcon != 0xA) { +if (enc_rcon != 0xA) { temp = (temp >> 8) | (temp << 24); // Rotate right by 8 rcon = round_consts[enc_rcon]; } |