luke
/
iverilog
mirror of https://github.com/steveicarus/iverilog.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Check IVL_LPM_MUX configuration.

This commit is contained in:
steve 2005-02-12 22:53:41 +00:00
parent 9ec00e1288
commit d00e3fc9a9
1 changed files with 58 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

80
tgt-stub/stub.c
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: stub.c,v 1.108 2005/02/12 06:17:43 steve Exp $"
#ident "$Id: stub.c,v 1.109 2005/02/12 22:53:41 steve Exp $"
#endif
# include "config.h"
@ -380,6 +380,57 @@ static void show_lpm_mult(ivl_lpm_t net)
}
}
/*
* Show an IVL_LPM_MUX.
*
* The compiler is supposed to make sure that the Q output and data
* inputs all have the width of the device. The ivl_lpm_select input
* has its own width.
*/
static void show_lpm_mux(ivl_lpm_t net)
{
ivl_nexus_t nex;
unsigned idx;
unsigned width = ivl_lpm_width(net);
unsigned size = ivl_lpm_size(net);
fprintf(out, " LPM_MUX %s: <width=%u, size=%u>\n",
ivl_lpm_basename(net), width, size);
nex = ivl_lpm_q(net,0);
fprintf(out, " Q: %s\n", ivl_nexus_name(nex));
if (width != width_of_nexus(nex)) {
fprintf(out, " Q: ERROR: Nexus width is %u\n",
width_of_nexus(nex));
stub_errors += 1;
}
/* The select input is a vector with the width from the
ivl_lpm_selects function. */
nex = ivl_lpm_select(net,0);
fprintf(out, " S: %s <width=%u>\n",
ivl_nexus_name(nex),
ivl_lpm_selects(net));
if (ivl_lpm_selects(net) != width_of_nexus(nex)) {
fprintf(out, " S: ERROR: Nexus width is %uj\n",
width_of_nexus(nex));
stub_errors += 1;
}
/* The ivl_lpm_size() method give the number of inputs that
can be selected from. */
for (idx = 0 ; idx < size ; idx += 1) {
nex = ivl_lpm_data(net,idx);
fprintf(out, " D%u: %s\n", idx, ivl_nexus_name(nex));
if (width != width_of_nexus(nex)) {
fprintf(out, " D%u: ERROR, Nexus width is %u\n",
idx, width_of_nexus(nex));
stub_errors += 1;
}
}
}
/*
* The reduction operators have similar characteristics and are
* displayed here.
@ -588,27 +639,9 @@ static void show_lpm(ivl_lpm_t net)
show_lpm_mult(net);
break;
case IVL_LPM_MUX: {
unsigned sdx;
fprintf(out, " LPM_MUX %s: <width=%u, size=%u, sel_wid=%u>\n",
ivl_lpm_basename(net), width, ivl_lpm_size(net),
ivl_lpm_selects(net));
for (idx = 0 ; idx < width ; idx += 1)
fprintf(out, " Q %u: %s\n", idx,
ivl_nexus_name(ivl_lpm_q(net, idx)));
for (idx = 0 ; idx < ivl_lpm_selects(net) ; idx += 1)
fprintf(out, " S %u: %s\n", idx,
ivl_nexus_name(ivl_lpm_select(net, idx)));
for (sdx = 0 ; sdx < ivl_lpm_size(net) ; sdx += 1)
for (idx = 0 ; idx < width ; idx += 1)
fprintf(out, " D%u %u: %s\n", sdx, idx,
ivl_nexus_name(ivl_lpm_data2(net,sdx,idx)));
break;
}
case IVL_LPM_MUX:
show_lpm_mux(net);
break;
case IVL_LPM_PART_VP: {
fprintf(out, " LPM_PART_VP %s: <width=%u, base=%u, signed=%d>\n",
@ -1084,6 +1117,9 @@ int target_design(ivl_design_t des)
/*
* $Log: stub.c,v $
* Revision 1.109 2005/02/12 22:53:41 steve
* Check IVL_LPM_MUX configuration.
*
* Revision 1.108 2005/02/12 06:17:43 steve
* Check nexus widths of IVL_LO_ nodes.
*