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NoEdge IOPATHS may match multiple specify paths. 

An IOPATH in the SDF file may match all specify paths no matter
the conditions or edge specifications.
This commit is contained in:
Stephen Williams 2007-12-14 21:04:20 -08:00
parent ff4cba6a96
commit 97f7a97db7
1 changed files with 25 additions and 26 deletions
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51
vpi/sys_sdf.c
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@ -133,10 +133,27 @@ void sdf_iopath_delays(int vpi_edge, const char*src, const char*dst,
vpiHandle iter = vpi_iterate(vpiModPath, sdf_cur_cell);
assert(iter);
struct t_vpi_time delay_vals[12];
int idx;
for (idx = 0 ; idx < delval_list->count ; idx += 1) {
delay_vals[idx].type = vpiScaledRealTime;
delay_vals[idx].real = delval_list->val[idx];
}
s_vpi_delay delays;
delays.da = delay_vals;
delays.no_of_delays = delval_list->count;
delays.time_type = vpiScaledRealTime;
delays.mtm_flag = 0;
delays.append_flag = 0;
delays.plusere_flag = 0;
/* Search for the modpath that matches the IOPATH by looking
for the modpath that uses the same ports as the ports that
the parser has found. */
vpiHandle path;
int match_count = 0;
while ( (path = vpi_scan(iter)) ) {
vpiHandle path_t_in = vpi_handle(vpiModPathIn,path);
vpiHandle path_t_out = vpi_handle(vpiModPathOut,path);
@ -153,8 +170,10 @@ void sdf_iopath_delays(int vpi_edge, const char*src, const char*dst,
/* If the src name doesn't match, go on. */
if (strcmp(src,vpi_get_str(vpiName,path_in)) != 0)
continue;
/* The edge type must match too. */
if (vpi_get(vpiEdge,path_t_in) != vpi_edge)
/* The edge type must match too. But note that if this
IOPATH has no edge, then it matches with all edges of
the modpath object. */
if (vpi_edge != vpiNoEdge && vpi_get(vpiEdge,path_t_in) != vpi_edge)
continue;
/* If the dst name doesn't match, go on. */
@ -162,34 +181,14 @@ void sdf_iopath_delays(int vpi_edge, const char*src, const char*dst,
continue;
/* Ah, this must be a match! */
break;
vpi_put_delays(path, &delays);
match_count += 1;
}
if (path == 0) {
vpi_printf("SDF ERROR: Unable to find ModPath %s%s -> %s in %s\n",
if (match_count == 0) {
vpi_printf("SDF WARNING: Unable to match ModPath %s%s -> %s in %s\n",
edge_str(vpi_edge), src, dst, vpi_get_str(vpiName,sdf_cur_cell));
return;
}
/* No longer need the iterator. */
vpi_free_object(iter);
struct t_vpi_time delay_vals[12];
int idx;
for (idx = 0 ; idx < delval_list->count ; idx += 1) {
delay_vals[idx].type = vpiScaledRealTime;
delay_vals[idx].real = delval_list->val[idx];
}
s_vpi_delay delays;
delays.da = delay_vals;
delays.no_of_delays = delval_list->count;
delays.time_type = vpiScaledRealTime;
delays.mtm_flag = 0;
delays.append_flag = 0;
delays.plusere_flag = 0;
vpi_put_delays(path, &delays);
}
static void check_command_line_args(void)