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Detect duplicate scopes.

This commit is contained in:
steve 1999-12-14 23:42:16 +00:00
parent 6be5421c8a
commit 6e3c258edb
1 changed files with 30 additions and 4 deletions
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34
elaborate.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: elaborate.cc,v 1.134 1999/12/11 05:45:41 steve Exp $"
#ident "$Id: elaborate.cc,v 1.135 1999/12/14 23:42:16 steve Exp $"
#endif
/*
@ -376,7 +376,17 @@ void PGBuiltin::elaborate(Design*des, const string&path) const
*/
void PGModule::elaborate_mod_(Design*des, Module*rmod, const string&path) const
{
// Missing module instance names have already been rejected.
assert(get_name() != "");
// Check for duplicate scopes.
if (NetScope*tmp = des->find_scope(path + "." + get_name())) {
cerr << get_line() << ": error: Instance/Scope name " <<
get_name() << " already used in this context." <<
endl;
des->errors += 1;
return;
}
NetScope*my_scope = des->make_scope(path, NetScope::MODULE, get_name());
const string my_name = my_scope -> name();
@ -1263,9 +1273,22 @@ NetProc* PBlock::elaborate(Design*des, const string&path) const
NetBlock*cur = new NetBlock(type);
bool fail_flag = false;
string npath = name_.length()
? des->make_scope(path, NetScope::BEGIN_END, name_) -> name()
: path;
string npath;
if (name_.length()) {
// Check for duplicate scopes.
if (NetScope*tmp = des->find_scope(path + "." + name_)) {
cerr << get_line() << ": error: Instance/Scope name " <<
name_ << " already used in this context." <<
endl;
des->errors += 1;
return 0;
}
// Make this new scope.
npath = des->make_scope(path, NetScope::BEGIN_END, name_)->name();
} else {
npath = path;
}
// Handle the special case that the block contains only one
// statement. There is no need to keep the block node.
@ -2090,6 +2113,9 @@ Design* elaborate(const map<string,Module*>&modules,
/*
* $Log: elaborate.cc,v $
* Revision 1.135 1999/12/14 23:42:16 steve
* Detect duplicate scopes.
*
* Revision 1.134 1999/12/11 05:45:41 steve
* Fix support for attaching attributes to primitive gates.
*