from .insn_rv32m_r_type import * """ DIVU instruction """ class InsnDivu(InsnRV32MRType): def __init__(self, params): super().__init__(params, 0b101) def elaborate(self, platform): m = super().elaborate(platform) if self.params.altops: m.d.comb += self.spec_rd_wdata.eq(Mux(self.spec_rd_addr, (self.rvfi_rs1_rdata - self.rvfi_rs2_rdata) ^ 0x8c629acb10e8fd70, 0)) else: m.d.comb += self.spec_rd_wdata.eq(Mux(self.spec_rd_addr, Mux(self.rvfi_rs2_rdata == 0, 2 ** self.params.xlen - 1, self.rvfi_rs1_rdata // self.rvfi_rs2_rdata), 0)) return m