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Add structural EEQ gates (Stephan Boettcher)

This commit is contained in:
steve 2001-06-19 03:01:10 +00:00
parent 6e703c5744
commit 81536481cc
8 changed files with 105 additions and 7 deletions
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7
ivl_target.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT) && !defined(macintosh)
#ident "$Id: ivl_target.h,v 1.68 2001/06/16 23:45:05 steve Exp $"
#ident "$Id: ivl_target.h,v 1.69 2001/06/19 03:01:10 steve Exp $"
#endif
#ifdef __cplusplus
@ -196,6 +196,8 @@ typedef enum ivl_logic_e {
IVL_LO_XNOR,
IVL_LO_XOR,
IVL_LO_EEQ,
IVL_LO_UDP
} ivl_logic_t;
@ -882,6 +884,9 @@ _END_DECL
/*
* $Log: ivl_target.h,v $
* Revision 1.69 2001/06/19 03:01:10 steve
* Add structural EEQ gates (Stephan Boettcher)
*
* Revision 1.68 2001/06/16 23:45:05 steve
* Add support for structural multiply in t-dll.
* Add code generators and vvp support for both

34
t-dll.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT) && !defined(macintosh)
#ident "$Id: t-dll.cc,v 1.50 2001/06/18 03:25:20 steve Exp $"
#ident "$Id: t-dll.cc,v 1.51 2001/06/19 03:01:10 steve Exp $"
#endif
# include "compiler.h"
@ -528,6 +528,35 @@ void dll_target::logic(const NetLogic*net)
scope_add_logic(scope, obj);
}
void dll_target::net_case_cmp(const NetCaseCmp*net)
{
struct ivl_net_logic_s *obj = new struct ivl_net_logic_s;
obj->type_ = IVL_LO_EEQ;
/* Connect all the ivl_nexus_t objects to the pins of the
device. */
obj->npins_ = 3;
obj->pins_ = new ivl_nexus_t[obj->npins_];
for (unsigned idx = 0 ; idx < obj->npins_ ; idx += 1) {
const Nexus*nex = net->pin(idx).nexus();
assert(nex->t_cookie());
obj->pins_[idx] = (ivl_nexus_t) nex->t_cookie();
nexus_log_add(obj->pins_[idx], obj, idx);
}
// assert(net->scope());
// ivl_scope_t scope = find_scope(des_.root_, net->scope());
// assert(scope);
ivl_scope_t scope = des_.root_;
obj->scope_= scope;
obj->name_ = strdup(net->name());
scope_add_logic(scope, obj);
}
void dll_target::udp(const NetUDP*net)
{
struct ivl_net_logic_s *obj = new struct ivl_net_logic_s;
@ -1352,6 +1381,9 @@ extern const struct target tgt_dll = { "dll", &dll_target_obj };
/*
* $Log: t-dll.cc,v $
* Revision 1.51 2001/06/19 03:01:10 steve
* Add structural EEQ gates (Stephan Boettcher)
*
* Revision 1.50 2001/06/18 03:25:20 steve
* RAM_DQ pins are inputs, so connect HiZ to the nexus.
*

6
t-dll.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT) && !defined(macintosh)
#ident "$Id: t-dll.h,v 1.49 2001/06/16 23:45:05 steve Exp $"
#ident "$Id: t-dll.h,v 1.50 2001/06/19 03:01:10 steve Exp $"
#endif
# include "target.h"
@ -60,6 +60,7 @@ struct dll_target : public target_t, public expr_scan_t {
bool bufz(const NetBUFZ*);
void event(const NetEvent*);
void logic(const NetLogic*);
void net_case_cmp(const NetCaseCmp*);
void udp(const NetUDP*);
void lpm_add_sub(const NetAddSub*);
void lpm_compare(const NetCompare*);
@ -538,6 +539,9 @@ struct ivl_statement_s {
/*
* $Log: t-dll.h,v $
* Revision 1.50 2001/06/19 03:01:10 steve
* Add structural EEQ gates (Stephan Boettcher)
*
* Revision 1.49 2001/06/16 23:45:05 steve
* Add support for structural multiply in t-dll.
* Add code generators and vvp support for both

9
tgt-vvp/vvp_scope.c
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: vvp_scope.c,v 1.35 2001/06/18 03:10:34 steve Exp $"
#ident "$Id: vvp_scope.c,v 1.36 2001/06/19 03:01:10 steve Exp $"
#endif
# include "vvp_priv.h"
@ -579,6 +579,10 @@ static void draw_logic_in_scope(ivl_net_logic_t lptr)
ltype = "XOR";
break;
case IVL_LO_EEQ:
ltype = "EEQ";
break;
default:
fprintf(stderr, "vvp.tgt: error: Unhandled logic type: %u\n",
ivl_logic_type(lptr));
@ -1033,6 +1037,9 @@ int draw_scope(ivl_scope_t net, ivl_scope_t parent)
/*
* $Log: vvp_scope.c,v $
* Revision 1.36 2001/06/19 03:01:10 steve
* Add structural EEQ gates (Stephan Boettcher)
*
* Revision 1.35 2001/06/18 03:10:34 steve
* 1. Logic with more than 4 inputs
* 2. Id and name mangling

8
vvp/compile.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: compile.cc,v 1.78 2001/06/18 01:09:32 steve Exp $"
#ident "$Id: compile.cc,v 1.79 2001/06/19 03:01:10 steve Exp $"
#endif
# include "arith.h"
@ -373,6 +373,9 @@ void compile_functor(char*label, char*type, unsigned argc, struct symb_s*argv)
} else if (strcmp(type, "MUXZ") == 0) {
obj->table = ft_MUXZ;
} else if (strcmp(type, "EEQ") == 0) {
obj->table = ft_EEQ;
} else if (strcmp(type, "NAND") == 0) {
obj->table = ft_NAND;
@ -1406,6 +1409,9 @@ vvp_ipoint_t debug_lookup_functor(const char*name)
/*
* $Log: compile.cc,v $
* Revision 1.79 2001/06/19 03:01:10 steve
* Add structural EEQ gates (Stephan Boettcher)
*
* Revision 1.78 2001/06/18 01:09:32 steve
* More behavioral unary reduction operators.
* (Stephan Boettcher)

38
vvp/draw_tt.c
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: draw_tt.c,v 1.8 2001/04/29 23:13:34 steve Exp $"
#ident "$Id: draw_tt.c,v 1.9 2001/06/19 03:01:10 steve Exp $"
#endif
# include <stdio.h>
@ -231,6 +231,38 @@ static void draw_MUXZ(void)
printf("};\n");
}
static void draw_EEQ(void)
{
unsigned i0, i1, i2, i3;
printf("const unsigned char ft_EEQ[64] = {");
for (i3 = 0 ; i3 < 4 ; i3 += 1)
for (i2 = 0 ; i2 < 4 ; i2 += 1) {
printf("\n ");
for (i1 = 0 ; i1 < 4 ; i1 += 1) {
unsigned idx = (i3 << 4) | (i2 << 2) | i1;
unsigned char byte = 0;
for (i0 = 0 ; i0 < 4 ; i0 += 1) {
unsigned val;
if (i3 != i2)
val = 0;
else if (i1 != i0)
val = 0;
else
val = 1;
byte |= val << (i0*2);
}
printf("0x%02x, ", byte);
}
}
printf("};\n");
}
static void draw_NOR(void)
{
unsigned i0, i1, i2, i3;
@ -500,6 +532,7 @@ main()
draw_BUFIF0();
draw_BUFIF1();
draw_MUXZ();
draw_EEQ();
draw_NAND();
draw_NOR();
draw_NOT();
@ -513,6 +546,9 @@ main()
/*
* $Log: draw_tt.c,v $
* Revision 1.9 2001/06/19 03:01:10 steve
* Add structural EEQ gates (Stephan Boettcher)
*
* Revision 1.8 2001/04/29 23:13:34 steve
* Add bufif0 and bufif1 functors.
*

6
vvp/functor.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: functor.h,v 1.24 2001/05/31 04:12:43 steve Exp $"
#ident "$Id: functor.h,v 1.25 2001/06/19 03:01:10 steve Exp $"
#endif
# include "pointers.h"
@ -283,6 +283,7 @@ extern const unsigned char ft_BUF[];
extern const unsigned char ft_BUFIF0[];
extern const unsigned char ft_BUFIF1[];
extern const unsigned char ft_MUXZ[];
extern const unsigned char ft_EEQ[];
extern const unsigned char ft_NAND[];
extern const unsigned char ft_NOR[];
extern const unsigned char ft_NOT[];
@ -293,6 +294,9 @@ extern const unsigned char ft_var[];
/*
* $Log: functor.h,v $
* Revision 1.25 2001/06/19 03:01:10 steve
* Add structural EEQ gates (Stephan Boettcher)
*
* Revision 1.24 2001/05/31 04:12:43 steve
* Make the bufif0 and bufif1 gates strength aware,
* and accurately propagate strengths of outputs.

4
vvp/functor.txt
View File

@ -54,6 +54,10 @@ normally initialized to 1 and left unconnected. The device is called
MUXZ because the x and z values of the A and B inputs are passed
through.
* EEQ
Compare two pairs of inputs. output = (i1 === i2) && (i3 === i4);
* NAND
* NOR