from insn_U import *

class rvfi_insn_lui(rvfi_insn_U):
    def __init__(self):
        super(rvfi_insn_lui, self).__init__()
    def ports(self):
        return super(rvfi_insn_lui, self).ports()
    def elaborate(self, platform):
        m = super(rvfi_insn_lui, self).elaborate(platform)

        # LUI instruction
        m.d.comb += self.spec_valid.eq(self.rvfi_valid & (~self.insn_padding) & (self.insn_opcode == 0b0110111))
        m.d.comb += self.spec_rd_addr.eq(self.insn_rd)
        m.d.comb += self.spec_rd_wdata.eq(Mux(self.spec_rd_addr, self.insn_imm, 0))
        m.d.comb += self.spec_pc_wdata.eq(self.rvfi_pc_rdata + 4)

        return m