riscv-formal-nmigen/rvfi/insns/insn_srli.py

17 lines
389 B
Python

from .insn_rv32i_i_type_shift import *
"""
SRLI instruction
"""
class InsnSrli(InsnRV32IITypeShift):
def __init__(self, params):
super().__init__(params, 0b000000, 0b101)
def elaborate(self, platform):
m = super().elaborate(platform)
m.d.comb += self.spec_rd_wdata.eq(Mux(self.spec_rd_addr, self.rvfi_rs1_rdata >> self.insn_shamt, 0))
return m