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ngspice
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Remove the old inverter code.

This commit is contained in:
Brian Taylor 2022-12-20 10:43:15 -08:00 committed by Holger Vogt
parent 3578deda80
commit fe52771aff
1 changed files with 9 additions and 43 deletions
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52
src/frontend/logicexp.c
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@ -605,7 +605,6 @@ static void ptable_print(PTABLE pt)
/* Start of logicexp parser */
static char *get_inst_name(void);
static char *get_inverter_output_name(char *input);
static void gen_inverters(SYM_TAB t);
static void aerror(char *s);
static void amatch(int t);
static void bexpr(void);
@ -619,15 +618,6 @@ static DSTRING d_curr_line;
static int number_of_instances = 0;
static BOOL use_tmodel_delays = FALSE;
static BOOL inverters_needed(void)
{
#ifdef LOGICEXP_INVERTERS
return TRUE;
#else
return FALSE;
#endif
}
static char *get_inst_name(void)
{
static char name[64];
@ -668,24 +658,6 @@ static char *get_inv_tail(char *str)
return lbuf;
}
static void gen_inverters(SYM_TAB t)
{
DS_CREATE(instance, 128);
if (t == NULL)
return;
gen_inverters(t->left);
if (t->attribute & SYM_INVERTER) {
if (t->ref_count >= 1) {
ds_clear(&instance);
ds_cat_printf(&instance, "%s %s %s d_inv_zero_delay",
get_inst_name(), t->name, get_inverter_output_name(t->name));
u_add_instance(ds_get_buf(&instance));
}
}
ds_free(&instance);
gen_inverters(t->right);
}
static void gen_models(void)
{
DS_CREATE(model, 64);
@ -1172,19 +1144,15 @@ static void gen_gates(PTABLE gate_tab, SYM_TAB parser_symbols)
if (idnum == 1) { //output name
ds_cat_str(&out_name, lxr->lexer_buf);
} else { // input name
char *tail = NULL;
in_count++;
if (!inverters_needed()) {
char *tail = NULL;
tail = get_inv_tail(lxr->lexer_buf);
if (tail && strlen(tail) > 0) {
ds_cat_printf(&in_names, " ~%s", tail);
if (prit) {
printf(
"change input name \"%s\" tail \"~%s\"\n",
lxr->lexer_buf, tail);
}
} else {
ds_cat_printf(&in_names, " %s", lxr->lexer_buf);
tail = get_inv_tail(lxr->lexer_buf);
if (tail && strlen(tail) > 0) {
ds_cat_printf(&in_names, " ~%s", tail);
if (prit) {
printf(
"change input name \"%s\" tail \"~%s\"\n",
lxr->lexer_buf, tail);
}
} else {
ds_cat_printf(&in_names, " %s", lxr->lexer_buf);
@ -1485,8 +1453,6 @@ static BOOL bparse(char *line, BOOL new_lexer)
}
ds_free(&d_curr_line);
if (inverters_needed())
gen_inverters(lx->lexer_sym_tab);
gen_models();
ds_free(&stmt);
delete_lexer(lx);
@ -1923,7 +1889,7 @@ static BOOL extract_delay(
*/
BOOL in_delay = FALSE, ret_val = TRUE;
int i;
BOOL prit = FALSE;
BOOL prit = PRINT_ALL;
float typ_max_val = 0.0, typ_val = 0.0;
char *units;
DS_CREATE(dly, 64);