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Support part writes into part select nodes.

This commit is contained in:
steve 2006-11-16 01:11:26 +00:00
parent 21522c90bc
commit f5a204720d
2 changed files with 31 additions and 2 deletions
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25
vvp/part.cc
View File

@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#ident "$Id: part.cc,v 1.11 2006/05/01 18:44:08 steve Exp $" #ident "$Id: part.cc,v 1.12 2006/11/16 01:11:26 steve Exp $"
# include "compile.h" # include "compile.h"
# include "part.h" # include "part.h"
@ -53,6 +53,26 @@ void vvp_fun_part::recv_vec4(vvp_net_ptr_t port, const vvp_vector4_t&bit)
} }
} }
/*
* Handle the case that the part select node is actually fed by a part
* select assignment. It's not exactly clear what might make this
* happen, but is does seem to happen and this should have sell
* defined behavior.
*/
void vvp_fun_part::recv_vec4_pv(vvp_net_ptr_t port, const vvp_vector4_t&bit,
unsigned base, unsigned wid, unsigned vwid)
{
assert(bit.size() == wid);
vvp_vector4_t tmp = val_;
if (tmp.size() == 0)
tmp = vvp_vector4_t(vwid);
assert(tmp.size() == vwid);
tmp.set_vec(base, bit);
recv_vec4(port, tmp);
}
void vvp_fun_part::run_run() void vvp_fun_part::run_run()
{ {
vvp_net_t*ptr = net_; vvp_net_t*ptr = net_;
@ -180,6 +200,9 @@ void compile_part_select_var(char*label, char*source, char*var,
/* /*
* $Log: part.cc,v $ * $Log: part.cc,v $
* Revision 1.12 2006/11/16 01:11:26 steve
* Support part writes into part select nodes.
*
* Revision 1.11 2006/05/01 18:44:08 steve * Revision 1.11 2006/05/01 18:44:08 steve
* Reduce steps to make logic output. * Reduce steps to make logic output.
* *

8
vvp/part.h
View File

@ -18,7 +18,7 @@
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#ident "$Id: part.h,v 1.1 2005/09/20 00:51:53 steve Exp $" #ident "$Id: part.h,v 1.2 2006/11/16 01:11:26 steve Exp $"
# include "schedule.h" # include "schedule.h"
@ -37,6 +37,9 @@ class vvp_fun_part : public vvp_net_fun_t, private vvp_gen_event_s {
public: public:
void recv_vec4(vvp_net_ptr_t port, const vvp_vector4_t&bit); void recv_vec4(vvp_net_ptr_t port, const vvp_vector4_t&bit);
void recv_vec4_pv(vvp_net_ptr_t port, const vvp_vector4_t&bit,
unsigned, unsigned, unsigned);
private: private:
void run_run(); void run_run();
@ -92,6 +95,9 @@ class vvp_fun_part_var : public vvp_net_fun_t {
/* /*
* $Log: part.h,v $ * $Log: part.h,v $
* Revision 1.2 2006/11/16 01:11:26 steve
* Support part writes into part select nodes.
*
* Revision 1.1 2005/09/20 00:51:53 steve * Revision 1.1 2005/09/20 00:51:53 steve
* Lazy processing of vvp_fun_part functor. * Lazy processing of vvp_fun_part functor.
* *