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Generate fake adder code in vvm.

This commit is contained in:
steve 1999-09-04 01:57:15 +00:00
parent 41a1c6bb02
commit 555d447180
2 changed files with 23 additions and 2 deletions
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10
netlist.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: netlist.cc,v 1.56 1999/09/03 04:28:38 steve Exp $"
#ident "$Id: netlist.cc,v 1.57 1999/09/04 01:57:15 steve Exp $"
#endif
# include <cassert>
@ -329,6 +329,11 @@ NetAddSub::~NetAddSub()
{
}
unsigned NetAddSub::width()const
{
return (pin_count() - 6) / 3;
}
NetObj::Link& NetAddSub::pin_DataA(unsigned idx)
{
idx = 6 + idx*3;
@ -1749,6 +1754,9 @@ NetNet* Design::find_signal(bool (*func)(const NetNet*))
/*
* $Log: netlist.cc,v $
* Revision 1.57 1999/09/04 01:57:15 steve
* Generate fake adder code in vvm.
*
* Revision 1.56 1999/09/03 04:28:38 steve
* elaborate the binary plus operator.
*

15
t-vvm.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: t-vvm.cc,v 1.37 1999/09/01 20:46:19 steve Exp $"
#ident "$Id: t-vvm.cc,v 1.38 1999/09/04 01:57:15 steve Exp $"
#endif
# include <iostream>
@ -44,6 +44,9 @@ class target_vvm : public target_t {
virtual void memory(ostream&os, const NetMemory*);
virtual void task_def(ostream&os, const NetTaskDef*);
virtual void func_def(ostream&os, const NetFuncDef*);
virtual void lpm_add_sub(ostream&os, const NetAddSub*);
virtual void logic(ostream&os, const NetLogic*);
virtual void bufz(ostream&os, const NetBUFZ*);
virtual void udp(ostream&os, const NetUDP*);
@ -607,6 +610,13 @@ void target_vvm::emit_gate_outputfun_(const NetNode*gate)
delayed << "}" << endl;
}
void target_vvm::lpm_add_sub(ostream&os, const NetAddSub*gate)
{
os << "#error \"adders not yet supported in vvm.\"" << endl;
os << "static vvm_add_sub<" << gate->width() << "> " <<
mangle(gate->name()) << ";" << endl;
}
void target_vvm::logic(ostream&os, const NetLogic*gate)
{
os << "static void " << mangle(gate->name()) <<
@ -1401,6 +1411,9 @@ extern const struct target tgt_vvm = {
};
/*
* $Log: t-vvm.cc,v $
* Revision 1.38 1999/09/04 01:57:15 steve
* Generate fake adder code in vvm.
*
* Revision 1.37 1999/09/01 20:46:19 steve
* Handle recursive functions and arbitrary function
* references to other functions, properly pass