42 lines
1.6 KiB
Python
42 lines
1.6 KiB
Python
from .._toolchain.yosys import *
|
|
from . import rtlil
|
|
|
|
|
|
__all__ = ["YosysError", "convert", "convert_fragment"]
|
|
|
|
|
|
def _convert_rtlil_text(rtlil_text, black_boxes, *, src_loc_at=0):
|
|
if black_boxes is not None:
|
|
if not isinstance(black_boxes, dict):
|
|
raise TypeError("CXXRTL black boxes must be a dictionary, not {!r}"
|
|
.format(black_boxes))
|
|
for box_name, box_source in black_boxes.items():
|
|
if not isinstance(box_name, str):
|
|
raise TypeError("CXXRTL black box name must be a string, not {!r}"
|
|
.format(box_name))
|
|
if not isinstance(box_source, str):
|
|
raise TypeError("CXXRTL black box source code must be a string, not {!r}"
|
|
.format(box_source))
|
|
|
|
yosys = find_yosys(lambda ver: ver >= (0, 9, 3468))
|
|
|
|
script = []
|
|
if black_boxes is not None:
|
|
for box_name, box_source in black_boxes.items():
|
|
script.append("read_ilang <<rtlil\n{}\nrtlil".format(box_source))
|
|
script.append("read_ilang <<rtlil\n{}\nrtlil".format(rtlil_text))
|
|
script.append("delete w:$verilog_initial_trigger")
|
|
script.append("write_cxxrtl")
|
|
|
|
return yosys.run(["-q", "-"], "\n".join(script), src_loc_at=1 + src_loc_at)
|
|
|
|
|
|
def convert_fragment(*args, black_boxes=None, **kwargs):
|
|
rtlil_text, name_map = rtlil.convert_fragment(*args, **kwargs)
|
|
return _convert_rtlil_text(rtlil_text, black_boxes, src_loc_at=1), name_map
|
|
|
|
|
|
def convert(*args, black_boxes=None, **kwargs):
|
|
rtlil_text = rtlil.convert(*args, **kwargs)
|
|
return _convert_rtlil_text(rtlil_text, black_boxes, src_loc_at=1)
|