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