From 0b05ae5258dabba240c54cd83dcef66849137d46 Mon Sep 17 00:00:00 2001 From: Alejandro Soto Date: Thu, 10 Nov 2022 10:12:46 -0600 Subject: Implement support for predictable x-values in sim --- tb/sim/sim.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'tb/sim/sim.py') diff --git a/tb/sim/sim.py b/tb/sim/sim.py index 4e0bdf1..bef1b73 100755 --- a/tb/sim/sim.py +++ b/tb/sim/sim.py @@ -264,7 +264,9 @@ for r, value in init_regs.items(): init_regs = None exec_args.append(image) -exec_args.extend([f'+verilator+seed+{seed}', '+verilator+rand+reset+2']) +exec_args.append(f'+verilator+seed+{seed}') +if not os.getenv('SIM_PULLX', 0): + exec_args.append('+verilator+rand+reset+2') output = subprocess.run(exec_args, stdout=subprocess.PIPE, text=True) if output.returncode != 0: -- cgit v1.2.3