57 lines
2.1 KiB
Python
Executable File
57 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python3
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# DESCRIPTION: Verilator: Verilog Test driver/expect definition
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#
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# Copyright 2025 by Wilson Snyder. This program is free software; you
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# can redistribute it and/or modify it under the terms of either the GNU
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# Lesser General Public License Version 3 or the Perl Artistic License
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# Version 2.0.
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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import vltest_bootstrap
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test.scenarios('vlt_all')
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test.init_benchmarksim()
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test.cycles = (int(test.benchmark) if test.benchmark else 100000)
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test.sim_time = test.cycles * 10 + 1000
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THREADS = 2
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HIER_BLOCK_THREADS = 2
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HIER_THREADS = 4
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config_file = test.t_dir + "/" + test.name + ".vlt"
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test.compile(
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benchmarksim=1,
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v_flags2=[
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config_file, "+define+SIM_CYCLES=" + str(test.cycles), "--prof-exec", "--hierarchical",
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"--stats", "-Wno-UNOPTFLAT",
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(f"-DWORKERS={HIER_BLOCK_THREADS}" if test.vltmt and HIER_BLOCK_THREADS > 1 else ""),
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(f"--hierarchical-threads {HIER_THREADS}" if test.vltmt and HIER_THREADS > 1 else "")
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],
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threads=(THREADS if test.vltmt else 1),
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context_threads=(HIER_THREADS if test.vltmt else 1))
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test.file_grep(test.obj_dir + "/V" + test.name + "__hier.dir/V" + test.name + "__stats.txt",
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r'Optimizations, Hierarchical DPI wrappers with costs\s+(\d+)', 6)
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if test.vltmt:
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test.file_grep(test.obj_dir + "/V" + test.name + "__hier.dir/V" + test.name + "__stats.txt",
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r'Optimizations, Thread schedule count\s+(\d+)', 1)
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test.file_grep(test.obj_dir + "/V" + test.name + "__hier.dir/V" + test.name + "__stats.txt",
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r'Optimizations, Thread schedule total tasks\s+(\d+)', 2)
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test.execute(all_run_flags=[
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"+verilator+prof+exec+start+2",
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" +verilator+prof+exec+window+2",
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" +verilator+prof+exec+file+" + test.obj_dir + "/profile_exec.dat",
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" +verilator+prof+vlt+file+" + test.obj_dir + "/profile.vlt"]) # yapf:disable
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gantt_log = test.obj_dir + "/gantt.log"
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test.run(cmd=[
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os.environ["VERILATOR_ROOT"] + "/bin/verilator_gantt", test.obj_dir +
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"/profile_exec.dat", "--vcd " + test.obj_dir + "/profile_exec.vcd", "| tee " + gantt_log
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])
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test.passes()
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