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libparse: fix verilogsim negedge

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This commit is contained in:
Emil J. Tywoniak 2025-11-05 13:49:05 +01:00
parent b0a3d6a3e7
commit 504b668ea6
1 changed files with 6 additions and 4 deletions
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10
passes/techmap/libparse.cc
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@ -831,11 +831,13 @@ void event2vl(const LibertyAst *ast, std::string &edge, std::string &expr)
expr.clear();
if (ast != NULL) {
expr = func2vl(ast->value);
if (expr.size() > 0 && expr[0] == '~')
edge = "negedge " + expr.substr(1);
auto helper = LibertyExpression::Lexer(ast->value);
auto parsed = LibertyExpression::parse(helper);
expr = parsed.vlog_str();
if (parsed.kind == LibertyExpression::Kind::NOT)
edge = "negedge " + parsed.children[0].vlog_str();
else
edge = "posedge " + expr;
edge = "posedge " + parsed.vlog_str();
}
}