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Support for "abc --keep-going pdr" via new "pdr -X" mode
This commit is contained in:
Jannis Harder
parent
52184e5bf0
commit
6ba762db4c
7 changed files with 258 additions and 79 deletions
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@ -121,70 +121,107 @@ def run(mode, task, engine_idx, engine):
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def aigsmt_exit_callback(task, engine_idx, proc_status, *, run_aigsmt, smtbmc_vcd, smtbmc_append, sim_append):
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if proc_status is None:
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task.error(f"engine_{engine_idx}: Could not determine engine status.")
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if proc_status is None:
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task.error(f"engine_{engine_idx}: Could not determine engine status.")
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task.update_status(proc_status)
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task.summary.set_engine_status(engine_idx, proc_status)
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task.terminate()
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task.update_status(proc_status)
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task.summary.set_engine_status(engine_idx, proc_status)
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task.terminate()
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if proc_status == "FAIL" and (not run_aigsmt or task.opt_aigsmt != "none"):
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aigsmt_trace_callback(task, engine_idx, proc_status, run_aigsmt=run_aigsmt, smtbmc_vcd=smtbmc_vcd, smtbmc_append=smtbmc_append, sim_append=sim_append)
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if proc_status == "FAIL" and (not run_aigsmt or task.opt_aigsmt != "none"):
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trace_prefix = f"engine_{engine_idx}/trace"
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def aigsmt_trace_callback(task, engine_idx, proc_status, *, run_aigsmt, smtbmc_vcd, smtbmc_append, sim_append, name="trace"):
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aiw2yw_suffix = '_aiw' if run_aigsmt else ''
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trace_prefix = f"engine_{engine_idx}/{name}"
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witness_proc = SbyProc(
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task, f"engine_{engine_idx}", [],
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f"cd {task.workdir}; {task.exe_paths['witness']} aiw2yw engine_{engine_idx}/trace.aiw model/design_aiger.ywa engine_{engine_idx}/trace{aiw2yw_suffix}.yw",
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)
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yw_proc = witness_proc
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aiw2yw_suffix = '_aiw' if run_aigsmt else ''
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if run_aigsmt:
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smtbmc_opts = []
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smtbmc_opts += ["-s", task.opt_aigsmt]
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if task.opt_tbtop is not None:
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smtbmc_opts += ["--vlogtb-top", task.opt_tbtop]
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smtbmc_opts += ["--noprogress", f"--append {smtbmc_append}"]
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if smtbmc_vcd:
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smtbmc_opts += [f"--dump-vcd {trace_prefix}.vcd"]
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smtbmc_opts += [f"--dump-yw {trace_prefix}.yw", f"--dump-vlogtb {trace_prefix}_tb.v", f"--dump-smtc {trace_prefix}.smtc"]
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witness_proc = SbyProc(
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task, f"engine_{engine_idx}", [],
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f"cd {task.workdir}; {task.exe_paths['witness']} aiw2yw engine_{engine_idx}/{name}.aiw model/design_aiger.ywa engine_{engine_idx}/{name}{aiw2yw_suffix}.yw",
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)
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final_proc = witness_proc
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proc2 = SbyProc(
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task,
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f"engine_{engine_idx}",
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[*task.model("smt2"), witness_proc],
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f"cd {task.workdir}; {task.exe_paths['smtbmc']} {' '.join(smtbmc_opts)} --yw engine_{engine_idx}/trace{aiw2yw_suffix}.yw model/design_smt2.smt2",
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logfile=open(f"{task.workdir}/engine_{engine_idx}/logfile2.txt", "w")
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)
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if run_aigsmt:
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smtbmc_opts = []
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smtbmc_opts += ["-s", task.opt_aigsmt]
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if task.opt_tbtop is not None:
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smtbmc_opts += ["--vlogtb-top", task.opt_tbtop]
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smtbmc_opts += ["--noprogress", f"--append {smtbmc_append}"]
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if smtbmc_vcd:
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smtbmc_opts += [f"--dump-vcd {trace_prefix}.vcd"]
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smtbmc_opts += [f"--dump-yw {trace_prefix}.yw", f"--dump-vlogtb {trace_prefix}_tb.v", f"--dump-smtc {trace_prefix}.smtc"]
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proc2_status = None
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proc2 = SbyProc(
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task,
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f"engine_{engine_idx}",
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[*task.model("smt2"), witness_proc],
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f"cd {task.workdir}; {task.exe_paths['smtbmc']} {' '.join(smtbmc_opts)} --yw engine_{engine_idx}/{name}{aiw2yw_suffix}.yw model/design_smt2.smt2",
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logfile=open(f"{task.workdir}/engine_{engine_idx}/logfile2.txt", "w"),
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)
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def output_callback2(line):
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nonlocal proc2_status
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proc2_status = None
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match = re.match(r"^## [0-9: ]+ Status: FAILED", line)
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if match: proc2_status = "FAIL"
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last_prop = []
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current_step = None
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match = re.match(r"^## [0-9: ]+ Status: PASSED", line)
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if match: proc2_status = "PASS"
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def output_callback2(line):
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nonlocal proc2_status
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nonlocal last_prop
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nonlocal current_step
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return line
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smt2_trans = {'\\':'/', '|':'/'}
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def exit_callback2(retcode):
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if proc2_status is None:
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task.error(f"engine_{engine_idx}: Could not determine aigsmt status.")
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if proc2_status != "FAIL":
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task.error(f"engine_{engine_idx}: Unexpected aigsmt status.")
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if os.path.exists(f"{task.workdir}/engine_{engine_idx}/trace.vcd"):
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task.summary.add_event(engine_idx, trace="trace", path=f"engine_{engine_idx}/trace.vcd", type="$assert")
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match = re.match(r"^## [0-9: ]+ .* in step ([0-9]+)\.\.", line)
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if match:
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current_step = int(match[1])
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return line
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proc2.output_callback = output_callback2
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proc2.register_exit_callback(exit_callback2)
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match = re.match(r"^## [0-9: ]+ Status: FAILED", line)
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if match: proc2_status = "FAIL"
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yw_proc = proc2
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match = re.match(r"^## [0-9: ]+ Status: PASSED", line)
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if match: proc2_status = "PASS"
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if task.opt_fst or (task.opt_vcd and task.opt_vcd_sim):
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sim_witness_trace(f"engine_{engine_idx}", task, engine_idx, f"engine_{engine_idx}/trace.yw", append=sim_append, deps=[yw_proc])
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match = re.match(r"^## [0-9: ]+ Assert failed in (\S+): (\S+)(?: \((\S+)\))?", line)
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if match:
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cell_name = match[3] or match[2]
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prop = task.design.hierarchy.find_property_by_cellname(cell_name, trans_dict=smt2_trans)
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prop.status = "FAIL"
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last_prop.append(prop)
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return line
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else:
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task.log(f"{click.style(f'engine_{engine_idx}', fg='magenta')}: Engine did not produce a counter example.")
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match = re.match(r"^## [0-9: ]+ Writing trace to VCD file: (\S+)", line)
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if match:
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tracefile = match[1]
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trace = os.path.basename(tracefile)[:-4]
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task.summary.add_event(engine_idx=engine_idx, trace=trace, path=tracefile)
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if match and last_prop:
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for p in last_prop:
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task.summary.add_event(
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engine_idx=engine_idx, trace=trace,
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type=p.celltype, hdlname=p.hdlname, src=p.location, step=current_step)
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p.tracefiles.append(tracefile)
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last_prop = []
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return line
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return line
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def exit_callback2(retcode):
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if proc2_status is None:
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task.error(f"engine_{engine_idx}: Could not determine aigsmt status.")
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if proc2_status != "FAIL":
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task.error(f"engine_{engine_idx}: Unexpected aigsmt status.")
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proc2.output_callback = output_callback2
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proc2.register_exit_callback(exit_callback2)
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final_proc = proc2
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if task.opt_fst or (task.opt_vcd and task.opt_vcd_sim):
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final_proc = sim_witness_trace(f"engine_{engine_idx}", task, engine_idx, f"engine_{engine_idx}/{name}.yw", append=sim_append, deps=[final_proc])
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elif not run_aigsmt:
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task.log(f"{click.style(f'engine_{engine_idx}', fg='magenta')}: Engine did not produce a counter example.")
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return final_proc
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