def jalr(rd, rs, imm): rd = check_and_trans_reg(rd) rs = check_and_trans_reg(rs) v = check_and_trans_imm(imm, 12) return pack([ (0b1100111, 7), (rd, 5), (0, 3), (rs, 5), (v, 12), ])
def alui(rd, funct3, rs1, imm): imm = check_and_trans_imm(imm, 12) rd = check_and_trans_reg(rd) rs1 = check_and_trans_reg(rs1) return pack([ (0b0010011, 7), (rd, 5), (funct3, 3), (rs1, 5), (imm, 12) ])
def flw(rd, rs1, imm): imm = check_and_trans_imm(imm, 12) rd = check_and_trans_reg(rd) rs1 = check_and_trans_reg(rs1) return pack([ (0b0000111, 7), (rd, 5), (0b010, 3), (rs1, 5), (imm, 12) ])
def shift(rd, funct3, rs1, imm1, imm2): imm1 = check_and_trans_imm(imm1, 7) rd = check_and_trans_reg(rd) rs1 = check_and_trans_reg(rs1) return pack([ (0b0010011, 7), (rd, 5), (funct3, 3), (rs1, 5), (imm1, 5), (imm2, 7) ])
def falu(rd, rm, rs1, rs2, funct7): rd = check_and_trans_reg(rd) rs1 = check_and_trans_reg(rs1) rs2 = check_and_trans_reg(rs2) l = [ (0b1010011, 7), (rd, 5), (rm, 3), (rs1, 5), (rs2, 5), (funct7, 7) ] return pack(l)
def branch(imm, funct3, rs1, rs2): imm = check_and_trans_imm(imm, 12) rs1 = check_and_trans_reg(rs1) rs2 = check_and_trans_reg(rs2) val = ((imm & 0b1111) << 1) | ((imm >> 10) & 1) val2 = ((imm >> 4) & 0b111111) | (((imm >> 11) & 1) << 6) return pack([ (0b1100011, 7), (val, 5), (funct3, 3), (rs1, 5), (rs2, 5), (val2, 7) ])
def fsw(rs1, rs2, imm): imm = check_and_trans_imm(imm, 12) rs1 = check_and_trans_reg(rs1) rs2 = check_and_trans_reg(rs2) val = (imm & 0b11111) val2 = (imm >> 5) return pack([ (0b0100111, 7), (val, 5), (0b010, 3), (rs2, 5), (rs1, 5), (val2, 7), ])
def lui(rd, imm): rd = check_and_trans_reg(rd) imm = check_and_trans_imm(imm, 20) return pack([ (0b0110111, 7), (rd, 5), (imm, 20) ])
def auipc(rd, imm): rd = check_and_trans_reg(rd) v = check_and_trans_imm(imm, 20) return pack([ (0b0010111, 7), (rd, 5), (v, 20) ])
def jal(rd, imm): rd = check_and_trans_reg(rd) imm = check_and_trans_imm(imm, 20) # check_alignment(imm, 2) return pack([ (0b1101111, 7), (rd, 5), (bit_reorder(imm, [19, *range(9, -1, -1), 10, *range(18, 10, -1)]), 20) ])
def and_(rd, rs1, rs2): rd = check_and_trans_reg(rd) rs1 = check_and_trans_reg(rs1) rs2 = check_and_trans_reg(rs2) return pack_alu(0b0110011, rd, 0b111, rs1, rs2, 0b0000000)