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Better errors for invalid scope path 

Better handle cases where the scope part of a heirarchical name does
not match any existing scope, or where scope index expressions are
not correct.

Signed-off-by: Stephen Williams <steve@icarus.com>
This commit is contained in:
Stephen Williams 2007-07-22 21:55:35 -07:00
parent a6bd1ff3ce
commit 824f29a7d2
2 changed files with 12 additions and 32 deletions
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5
netmisc.cc
View File

@ -180,6 +180,11 @@ std::list<hname_t> eval_scope_path(Design*des, NetScope*scope,
res.push_back(hname_t(comp.name, ctmp->value().as_long()));
delete ctmp;
continue;
} else {
cerr << index.msb->get_line() << ": error: "
<< "Scope index expression is not constant: "
<< *index.msb << endl;
des->errors += 1;
}
return res;

39
symbol_search.cc
View File

@ -49,7 +49,13 @@ NetScope*symbol_search(Design*des, NetScope*scope, pform_name_t path,
scope that we are supposed to search. */
if (! path.empty()) {
list<hname_t> path_list = eval_scope_path(des, scope, path);
assert(path_list.size() == path.size());
assert(path_list.size() <= path.size());
// If eval_scope_path returns a short list, then some
// part of the scope was not found. Abort.
if (path_list.size() < path.size())
return 0;
scope = des->find_scope(scope, path_list);
}
@ -71,34 +77,3 @@ NetScope*symbol_search(Design*des, NetScope*scope, pform_name_t path,
return 0;
}
/*
* $Log: symbol_search.cc,v $
* Revision 1.7 2007/06/02 03:42:13 steve
* Properly evaluate scope path expressions.
*
* Revision 1.6 2007/05/24 04:07:12 steve
* Rework the heirarchical identifier parse syntax and pform
* to handle more general combinations of heirarch and bit selects.
*
* Revision 1.5 2007/04/26 03:06:22 steve
* Rework hname_t to use perm_strings.
*
* Revision 1.4 2007/01/16 05:44:15 steve
* Major rework of array handling. Memories are replaced with the
* more general concept of arrays. The NetMemory and NetEMemory
* classes are removed from the ivl core program, and the IVL_LPM_RAM
* lpm type is removed from the ivl_target API.
*
* Revision 1.3 2005/11/27 05:56:20 steve
* Handle bit select of parameter with ranges.
*
* Revision 1.2 2005/07/11 16:56:51 steve
* Remove NetVariable and ivl_variable_t structures.
*
* Revision 1.1 2003/09/19 03:30:05 steve
* Fix name search in elab_lval.
*
*/