58 lines
2.1 KiB
Python
58 lines
2.1 KiB
Python
# DESCRIPTION: Verilator: Verilog Test driver/expect definition
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of either the GNU Lesser General Public License Version 3
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# or the Perl Artistic License Version 2.0.
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# SPDX-FileCopyrightText: 2026 Wilson Snyder
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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import os
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def run(test, *, verilator_flags2=()):
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variant, fmt = test.parse_name(r"t_trace_cat_(opennext|reopen|renew)_([a-z]+)")
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# All test use the same SV file
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test.top_filename = "t/t_trace_cat.v"
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# Any variations after the format name must yield the exact same trace
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test.golden_filename = test.py_filename.rpartition(fmt)[0] + fmt + ".out"
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flags = [
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"--exe",
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f"--trace-{fmt}",
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"t/t_trace_cat.cpp",
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"-CFLAGS",
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f"-DTRACE_FMT={fmt}",
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"-CFLAGS",
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f"-DTRACE_HEADER_C=verilated_{fmt}_c.h",
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"-CFLAGS",
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f"-DVERILATED_TRACE_C=Verilated{fmt.capitalize()}C",
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]
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match variant:
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case "opennext":
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flags.extend(["-CFLAGS", "-DTRACE_OPENNEXT"])
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case "reopen":
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flags.extend(["-CFLAGS", "-DTRACE_REOPEN"])
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case "renew":
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flags.extend(["-CFLAGS", "-DTRACE_RENEW"])
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flags.extend(verilator_flags2)
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# Run test
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test.compile(make_top_shell=False, make_main=False, verilator_flags2=flags)
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test.execute()
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if variant == "opennext":
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os.system("cat" + \
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" " + test.obj_dir + "/simx_part_0000.vcd" + \
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" " + test.obj_dir + "/simx_part_0000_cat*.vcd" + \
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" > " + test.obj_dir + "/simall.vcd")
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test.vcd_identical(test.obj_dir + "/simall.vcd", test.golden_filename)
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else:
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test.trace_identical(test.trace_filename.replace(f".{fmt}", f"_part_0000.{fmt}"),
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test.golden_filename.replace(".out", "_part_0000.out"))
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test.trace_identical(test.trace_filename.replace(f".{fmt}", f"_part_0100.{fmt}"),
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test.golden_filename.replace(".out", "_part_0100.out"))
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test.passes()
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