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verification/rvgen: Generate each variable definition only once

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If a variable appears multiple times in the specification, ltl2k generates
multiple variable definitions. This fails the build.

Make sure each variable is only defined once.

Cc: Masami Hiramatsu <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Cc: Gabriele Monaco <[email protected]>
Link: https://lore.kernel.org/107dcf0d0aa8482d5fbe0314c3138f61cd284e91.1752850449.git.namcao@linutronix.de
Signed-off-by: Nam Cao <[email protected]>
Signed-off-by: Steven Rostedt (Google) <[email protected]>
This commit is contained in:
Nam Cao authored and Steven Rostedt (Google) committed 2025-07-24 10:43:23 -04:00
1 parent 8cfcf9b0e9
commit 6fb37c2a27
1 file changed
+5 -3
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tools/verification/rvgen/rvgen/ltl2k.py
+5 -3
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@@ -112,14 +112,16 @@ class ltl2k(generator.Monitor):
if node.op.is_temporal():
continue
if isinstance(node.op, ltl2ba.Variable):
buf.append("\tbool %s = test_bit(LTL_%s, mon->atoms);" % (node, node.op.name))
elif isinstance(node.op, ltl2ba.AndOp):
if isinstance(node.op, ltl2ba.AndOp):
buf.append("\tbool %s = %s && %s;" % (node, node.op.left, node.op.right))
elif isinstance(node.op, ltl2ba.OrOp):
buf.append("\tbool %s = %s || %s;" % (node, node.op.left, node.op.right))
elif isinstance(node.op, ltl2ba.NotOp):
buf.append("\tbool %s = !%s;" % (node, node.op.child))
for atom in self.atoms:
buf.append("\tbool %s = test_bit(LTL_%s, mon->atoms);" % (atom.lower(), atom))
buf.reverse()
buf2 = []