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cli: Improve help texts

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545e49c2 added the option to export as CXXRTL, but the help texts for
the CLI options don't reflect this yet.
This commit is contained in:
Xiretza 2020-08-22 15:46:58 +02:00 committed by whitequark
parent e46118dac0
commit 15f150337f
1 changed files with 3 additions and 4 deletions
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7
nmigen/cli.py
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@ -14,11 +14,10 @@ def main_parser(parser=None):
p_action = parser.add_subparsers(dest="action")
p_generate = p_action.add_parser("generate",
help="generate RTLIL or Verilog from the design")
help="generate RTLIL, Verilog or CXXRTL from the design")
p_generate.add_argument("-t", "--type", dest="generate_type",
metavar="LANGUAGE", choices=["il", "cc", "v"],
default=None,
help="generate LANGUAGE (il for RTLIL, v for Verilog; default: %(default)s)")
help="generate LANGUAGE (il for RTLIL, v for Verilog, cc for CXXRTL; default: file extension of FILE, if given)")
p_generate.add_argument("generate_file",
metavar="FILE", type=argparse.FileType("w"), nargs="?",
help="write generated code to FILE")
@ -53,7 +52,7 @@ def main_runner(parser, args, design, platform=None, name="top", ports=()):
if args.generate_file.name.endswith(".v"):
generate_type = "v"
if generate_type is None:
parser.error("specify file type explicitly with -t")
parser.error("Unable to auto-detect language, specify explicitly with -t/--type")
if generate_type == "il":
output = rtlil.convert(fragment, name=name, ports=ports)
if generate_type == "cc":