mirror of https://github.com/YosysHQ/yosys.git
Initial implementation of $finish()
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d9cecabb87
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@ -174,7 +174,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
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}
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// deactivate all calls to non-synthesis system tasks
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if ((type == AST_FCALL || type == AST_TCALL) && (str == "$display" || str == "$strobe" || str == "$monitor" || str == "$time" || str == "$stop" || str == "$finish" ||
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if ((type == AST_FCALL || type == AST_TCALL) && (str == "$display" || str == "$strobe" || str == "$monitor" || str == "$time" || str == "$stop" ||
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str == "$dumpfile" || str == "$dumpvars" || str == "$dumpon" || str == "$dumpoff" || str == "$dumpall")) {
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log_warning("Ignoring call to system %s %s at %s:%d.\n", type == AST_FCALL ? "function" : "task", str.c_str(), filename.c_str(), linenum);
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delete_children();
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@ -1569,7 +1569,13 @@ skip_dynamic_range_lvalue_expansion:;
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if (current_scope.count(str) == 0 || current_scope[str]->type != AST_FUNCTION)
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log_error("Can't resolve function name `%s' at %s:%d.\n", str.c_str(), filename.c_str(), linenum);
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}
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if (type == AST_TCALL) {
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if (type == AST_TCALL)
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{
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if (str == "$finish")
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{
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log_error("System task `$finish() executed in `%s' at %s:%d.\n", str.c_str(), filename.c_str(), linenum);
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}
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if (str == "\\$readmemh" || str == "\\$readmemb")
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{
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if (GetSize(children) < 2 || GetSize(children) > 4)
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