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Update to new LPM API for flip-flops.

This commit is contained in:
steve 2001-05-16 03:55:30 +00:00
parent e85b669307
commit a616cfd0c2
3 changed files with 19 additions and 12 deletions
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9
tgt-pal/fit_log.c
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: fit_log.c,v 1.2 2001/02/07 22:22:00 steve Exp $"
#ident "$Id: fit_log.c,v 1.3 2001/05/16 03:55:30 steve Exp $"
#endif
# include "ivl_target.h"
@ -109,8 +109,8 @@ int fit_logic(void)
/* If there is a reg, then the input to the cell is
really the D input to the ff. */
if (pin->reg) {
assert(cell == ivl_lpm_ff_q(pin->reg, pin->reg_q));
cell = ivl_lpm_ff_data(pin->reg, pin->reg_q);
assert(cell == ivl_lpm_q(pin->reg, pin->reg_q));
cell = ivl_lpm_data(pin->reg, pin->reg_q);
}
assert(cell);
@ -126,6 +126,9 @@ int fit_logic(void)
/*
* $Log: fit_log.c,v $
* Revision 1.3 2001/05/16 03:55:30 steve
* Update to new LPM API for flip-flops.
*
* Revision 1.2 2001/02/07 22:22:00 steve
* ivl_target header search path fixes.
*

15
tgt-pal/fit_reg.c
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: fit_reg.c,v 1.4 2001/02/07 22:22:00 steve Exp $"
#ident "$Id: fit_reg.c,v 1.5 2001/05/16 03:55:30 steve Exp $"
#endif
# include "ivl_target.h"
@ -32,7 +32,7 @@
* not, then just pick a free macrocell and drop it there.
*/
static int scan_ff_q(ivl_lpm_ff_t ff, unsigned q);
static int scan_ff_q(ivl_lpm_t ff, unsigned q);
int fit_registers(ivl_scope_t scope, void*x)
{
@ -53,17 +53,15 @@ int fit_registers(ivl_scope_t scope, void*x)
lpms = ivl_scope_lpms(scope);
for (idx = 0 ; idx < lpms ; idx += 1) {
ivl_lpm_t lpm = ivl_scope_lpm(scope, idx);
ivl_lpm_ff_t ff;
unsigned wid, q;
if (ivl_lpm_type(lpm) != IVL_LPM_FF)
continue;
wid = ivl_lpm_width(lpm);
ff = ivl_lpm_ff(lpm);
for (q = 0 ; q < wid ; q += 1) {
rc = scan_ff_q(ff, q);
rc = scan_ff_q(lpm, q);
if (rc != 0)
return rc;
}
@ -76,12 +74,12 @@ int fit_registers(ivl_scope_t scope, void*x)
* This is the part that actually assigns the single bit of a single
* flip-flop to a single macrocell.
*/
int scan_ff_q(ivl_lpm_ff_t ff, unsigned q)
int scan_ff_q(ivl_lpm_t ff, unsigned q)
{
unsigned idx;
ivl_nexus_t nex;
nex = ivl_lpm_ff_q(ff, q);
nex = ivl_lpm_q(ff, q);
/* First, look to see if the Q is already connected to a pin
or an enable. If I find such a connection, then immediately
@ -136,6 +134,9 @@ int scan_ff_q(ivl_lpm_ff_t ff, unsigned q)
/*
* $Log: fit_reg.c,v $
* Revision 1.5 2001/05/16 03:55:30 steve
* Update to new LPM API for flip-flops.
*
* Revision 1.4 2001/02/07 22:22:00 steve
* ivl_target header search path fixes.
*

7
tgt-pal/priv.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: priv.h,v 1.5 2001/01/15 00:05:39 steve Exp $"
#ident "$Id: priv.h,v 1.6 2001/05/16 03:55:30 steve Exp $"
#endif
# include <ivl_target.h>
@ -74,7 +74,7 @@ struct pal_bind_s {
term_t **enable_ex;
/* If there is a register here, this is it. */
ivl_lpm_ff_t reg;
ivl_lpm_t reg;
unsigned reg_q;
/* The input to the cell is this expression. */
@ -102,6 +102,9 @@ extern int emit_jedec(const char*path);
/*
* $Log: priv.h,v $
* Revision 1.6 2001/05/16 03:55:30 steve
* Update to new LPM API for flip-flops.
*
* Revision 1.5 2001/01/15 00:05:39 steve
* Add client data pointer for scope and process scanners.
*