Yosys 0.33

Yosys 0.32 .. Yosys 0.33

• Various

  • Added "$print" cell, produced by "$display" and "$write"
    Verilog tasks.
  • Added "$print" cell handling in CXXRTL.

• Lattice FPGA support

  • Added generic "synth_lattice" pass (for now MachXO2/XO3/XO3D)
  • Removed "synth_machxo2" pass
  • Pass "ecp5_gsr" renamed to "lattice_gsr"
  • "synth_machxo2" equivalent is "synth_lattice -family xo2"