addrmap hierarchical_regfiles {

    regfile {
        reg {
            field {sw=rw; hw=rw; we;} f1 [15:0];
            field {sw=rw; hw=rw; we;} f2 [31:16];
        } reg_a;

        reg {
            field {sw=rw; hw=rw; we;} f1 [15:0];
            field {sw=rw; hw=rw; we;} f2 [31:16];
        } reg_b;
    } regfile_1;

    regfile {
        // Remove we property and set hw=w.
        // Set sw=r for one of the properties to generate a simple wire
        // Set sw=r/hw=r for one of the properties to generate a constant
        reg {
            field {sw=r; hw=w;} f1 [7:0];
            field {sw=r; hw=r;} f2 [15:8] = 42; // It's the meaning of life
            field {sw=rw; hw=w;} f3 [31:16];
        } reg_c;

        // Another level of regfile-hierarchy
        regfile {
            // Remove we property, to show yet another type of register
            reg {
                field {sw=rw; hw=rw;} f1 [15:0];
                field {sw=rw; hw=rw;} f2 [31:16];
            } reg_d;
        } regfile_3 [4][2];
    } regfile_2 [3];

    // Just a plain old register
    reg {
        field {sw=rw; hw=rw; we;} f1 [15:0];
        field {sw=rw; hw=rw; we;} f2 [31:16];
    } reg_e;
};