def execute_custom3_rd_rs1_rs2(s, inst):
raise NotImplementedInstError()
s.pc += 4
def execute_custom2_rd(s, inst):
raise NotImplementedInstError()
s.pc += 4
def execute_sfence_vm(s, inst):
raise NotImplementedInstError()
s.pc += 4
def execute_hrts(s, inst):
raise NotImplementedInstError()
s.pc += 4
def execute_sbreak(s, inst):
raise NotImplementedInstError()
s.pc += 4