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Data type handling of module ports. 

Fix data type handling of module ports. When ports are declared
as ports and given data types in different statements, the parser
incorrectly (and silently) dropped the intended data type for the
default LOGIC type.
This commit is contained in:
Stephen Williams 2008-01-03 20:13:56 -08:00
parent 21730ab228
commit 4100ff71ef
2 changed files with 17 additions and 2 deletions
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5
PWire.cc
View File

@ -113,6 +113,11 @@ bool PWire::set_data_type(ivl_variable_type_t dt)
return true;
}
ivl_variable_type_t PWire::get_data_type() const
{
return data_type_;
}
void PWire::set_signed(bool flag)
{
signed_ = flag;

14
pform.cc
View File

@ -34,6 +34,8 @@
# include <typeinfo>
# include <sstream>
# include "ivl_assert.h"
map<perm_string,Module*> pform_modules;
map<perm_string,PUdp*> pform_primitives;
@ -1313,9 +1315,17 @@ void pform_makewire(const vlltype&li, const char*nm,
FILE_NAME(cur, li.text, li.first_line);
bool flag;
switch (dt) {
case IVL_VT_REAL:
cur->set_data_type(dt);
flag = cur->set_data_type(dt);
if (flag == false) {
cerr << cur->get_fileline() << ": internal error: "
<< " wire data type handling mismatch. Cannot change "
<< cur->get_data_type()
<< " to " << dt << "." << endl;
}
ivl_assert(*cur, flag);
cur->set_range(0, 0, SR_NET);
cur->set_signed(true);
break;
@ -1417,7 +1427,7 @@ void pform_set_port_type(perm_string nm, NetNet::PortType pt,
pform_name_t name = hier_name(nm);
PWire*cur = pform_cur_module->get_wire(name);
if (cur == 0) {
cur = new PWire(name, NetNet::IMPLICIT, NetNet::PIMPLICIT, IVL_VT_LOGIC);
cur = new PWire(name, NetNet::IMPLICIT, NetNet::PIMPLICIT, IVL_VT_NO_TYPE);
FILE_NAME(cur, file, lineno);
pform_cur_module->add_wire(cur);
}