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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); vpiHandle iter = vpi_iterate(vpiModPath, sdf_cur_cell);
assert(iter); 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 /* Search for the modpath that matches the IOPATH by looking
for the modpath that uses the same ports as the ports that for the modpath that uses the same ports as the ports that
the parser has found. */ the parser has found. */
vpiHandle path; vpiHandle path;
int match_count = 0;
while ( (path = vpi_scan(iter)) ) { while ( (path = vpi_scan(iter)) ) {
vpiHandle path_t_in = vpi_handle(vpiModPathIn,path); vpiHandle path_t_in = vpi_handle(vpiModPathIn,path);
vpiHandle path_t_out = vpi_handle(vpiModPathOut,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 the src name doesn't match, go on. */
if (strcmp(src,vpi_get_str(vpiName,path_in)) != 0) if (strcmp(src,vpi_get_str(vpiName,path_in)) != 0)
continue; continue;
/* The edge type must match too. */ /* The edge type must match too. But note that if this
if (vpi_get(vpiEdge,path_t_in) != vpi_edge) 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; continue;
/* If the dst name doesn't match, go on. */ /* 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; continue;
/* Ah, this must be a match! */ /* Ah, this must be a match! */
break; vpi_put_delays(path, &delays);
match_count += 1;
} }
if (path == 0) { if (match_count == 0) {
vpi_printf("SDF ERROR: Unable to find ModPath %s%s -> %s in %s\n", 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)); 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) static void check_command_line_args(void)