/*************************************************
lxt_init
- Open lxt file and enable collection
************************************************/
static void lxt_init()
{
char* filename;
if( lxt.inited ) {
tf_error( "recording has alreay begun" );
tf_dofinish();
return;
}
if( lxt.filename ) {
filename = lxt.filename;
} else if( lxt.design ) {
filename = (char*)malloc( strlen(lxt.design)+4+1 );
if( !filename ) {
tf_error( "could not allocate memory" );
tf_dofinish();
return;
}
sprintf( filename, "%s.lxt", lxt.design );
lxt.filename = filename;
} else {
char* top = acc_fetch_name( acc_next_topmod(null) );
filename = (char*)malloc( strlen(top)+3+1 );
sprintf( filename, "%s.lxt", top );
lxt.filename = filename;
}
lxt.t = lt_init( filename );
#if DEBUG
io_printf( "lxt_init: %p\n", lxt.t );
#endif
if( !lxt.t ) {
tf_error( "could not create file '%s'", filename );
tf_dofinish();
return;
}
lt_set_clock_compress( lxt.t );
if( lxt.compress ) {
// lt_set_chg_compress( lxt.t );
}
lxt.inited = 1;
lxt.enabled = 1;
lxt.updateList = 0;
lxt.eventList = 0;
lxt.hunk = 0;
lt_set_initial_value( lxt.t, 'x' );
lt_symbol_bracket_stripping( lxt.t, 1 );
lt_set_timescale( lxt.t, acc_fetch_precision() );
lxt_timemarker();
}
void lxt_restart(void)
{
if (trace == NULL)
return;
lt_set_timescale(trace, -15);
lt_symbol_bracket_stripping(trace, 0);
lt_set_clock_compress(trace);
const int ndecls = tree_decls(lxt_top);
for (int i = 0; i < ndecls; i++) {
tree_t d = tree_decl(lxt_top, i);
if (tree_kind(d) != T_SIGNAL_DECL)
continue;
else if (!wave_should_dump(d))
continue;
type_t type = tree_type(d);
int rows, msb, lsb;
if (type_is_array(type)) {
rows = type_dims(type) - 1;
if ((rows > 0) || type_is_array(type_elem(type))) {
warn_at(tree_loc(d), "cannot emit arrays of greater than one "
"dimension or arrays of arrays in LXT yet");
continue;
}
range_t r = type_dim(type, 0);
msb = assume_int(r.left);
lsb = assume_int(r.right);
}
else {
rows = 0;
msb = lsb = -1;
}
lxt_data_t *data = xmalloc(sizeof(lxt_data_t));
memset(data, '\0', sizeof(lxt_data_t));
int flags = 0;
if (type_is_array(type)) {
// Only arrays of CHARACTER, BIT, STD_ULOGIC are supported
type_t elem = type_base_recur(type_elem(type));
if ((type_kind(elem) != T_ENUM)
|| !lxt_can_fmt_enum_chars(elem, data, &flags)) {
warn_at(tree_loc(d), "cannot represent arrays of type %s "
"in LXT format", type_pp(elem));
free(data);
continue;
}
data->dir = type_dim(type, 0).kind;
}
else {
type_t base = type_base_recur(type);
switch (type_kind(base)) {
case T_INTEGER:
data->fmt = lxt_fmt_int;
flags = LT_SYM_F_INTEGER;
break;
case T_ENUM:
if (!lxt_can_fmt_enum_chars(base, data, &flags)) {
data->fmt = lxt_fmt_enum;
flags = LT_SYM_F_STRING;
}
break;
default:
warn_at(tree_loc(d), "cannot represent type %s in LXT format",
type_pp(type));
free(data);
continue;
}
}
char *name = lxt_fmt_name(d);
data->sym = lt_symbol_add(trace, name, rows, msb, lsb, flags);
free(name);
tree_add_attr_ptr(d, lxt_data_i, data);
watch_t *w = rt_set_event_cb(d, lxt_event_cb, data, true);
(*data->fmt)(d, w, data);
}
last_time = (lxttime_t)-1;
}
/*
* mainline
*/
int save_nodes_to_export_generic(FILE *trans_file, Trptr trans_head, const char *fname, int export_typ)
{
Trptr t = trans_head ? trans_head : GLOBALS->traces.first;
int nodecnt = 0;
vcdsav_Tree *vt = NULL;
vcdsav_Tree **hp_clone = GLOBALS->hp_vcd_saver_c_1;
nptr n;
/* ExtNode *e; */
/* int msi, lsi; */
int i;
TimeType prevtime = LLDescriptor(-1);
time_t walltime;
struct strace *st = NULL;
int strace_append = 0;
int max_len = 1;
char *row_data = NULL;
struct lt_trace *lt = NULL;
int lxt = (export_typ == WAVE_EXPORT_LXT);
int is_trans = (export_typ == WAVE_EXPORT_TRANS);
if(export_typ == WAVE_EXPORT_TIM)
{
return(do_timfile_save(fname));
}
errno = 0;
if(lxt)
{
lt = lt_init(fname);
if(!lt)
{
return(VCDSAV_FILE_ERROR);
}
}
else
{
if(export_typ != WAVE_EXPORT_TRANS)
{
GLOBALS->f_vcd_saver_c_1 = fopen(fname, "wb");
}
else
{
if(!trans_head) /* scan-build : is programming error to get here */
{
return(VCDSAV_FILE_ERROR);
}
GLOBALS->f_vcd_saver_c_1 = trans_file;
}
if(!GLOBALS->f_vcd_saver_c_1)
{
return(VCDSAV_FILE_ERROR);
}
}
while(t)
{
if(!t->vector)
{
if(t->n.nd)
{
n = t->n.nd;
if(n->expansion) n = n->expansion->parent;
vt = vcdsav_splay(n, vt);
if(!vt || vt->item != n)
{
unsigned char flags = 0;
if(n->head.next)
if(n->head.next->next)
{
flags = n->head.next->next->flags;
}
vt = vcdsav_insert(n, vt, ++nodecnt, flags, &n->head);
}
}
}
else
{
bvptr b = t->n.vec;
if(b)
{
bptr bt = b->bits;
if(bt)
{
for(i=0;i<bt->nnbits;i++)
{
if(bt->nodes[i])
{
n = bt->nodes[i];
if(n->expansion) n = n->expansion->parent;
vt = vcdsav_splay(n, vt);
if(!vt || vt->item != n)
{
unsigned char flags = 0;
if(n->head.next)
if(n->head.next->next)
{
flags = n->head.next->next->flags;
}
vt = vcdsav_insert(n, vt, ++nodecnt, flags, &n->head);
}
}
}
}
}
}
if(export_typ == WAVE_EXPORT_TRANS)
{
break;
}
if(!strace_append)
{
t=t->t_next;
if(t) continue;
}
else
{
st = st->next;
t = st ? st->trace : NULL;
if(t)
{
continue;
}
else
{
swap_strace_contexts();
}
}
strace_concat:
GLOBALS->strace_ctx = &GLOBALS->strace_windows[GLOBALS->strace_current_window = strace_append];
strace_append++;
if(strace_append == WAVE_NUM_STRACE_WINDOWS) break;
if(!GLOBALS->strace_ctx->shadow_straces)
{
goto strace_concat;
}
swap_strace_contexts();
st = GLOBALS->strace_ctx->straces;
t = st ? st->trace : NULL;
if(!t) {swap_strace_contexts(); goto strace_concat; }
}
if(!nodecnt) return(VCDSAV_EMPTY);
/* header */
if(lxt)
{
int dim;
lt_set_chg_compress(lt);
lt_set_clock_compress(lt);
lt_set_initial_value(lt, 'x');
lt_set_time64(lt, 0);
lt_symbol_bracket_stripping(lt, 1);
switch(GLOBALS->time_dimension)
{
case 'm': dim = -3; break;
case 'u': dim = -6; break;
case 'n': dim = -9; break;
case 'p': dim = -12; break;
case 'f': dim = -15; break;
default: dim = 0; break;
}
lt_set_timescale(lt, dim);
}
else
{
if(export_typ != WAVE_EXPORT_TRANS)
{
time(&walltime);
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$date\n");
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "\t%s",asctime(localtime(&walltime)));
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$end\n");
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$version\n\t"WAVE_VERSION_INFO"\n$end\n");
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$timescale\n\t%d%c%s\n$end\n", (int)GLOBALS->time_scale, GLOBALS->time_dimension, (GLOBALS->time_dimension=='s') ? "" : "s");
if(GLOBALS->global_time_offset) { w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$timezero\n\t"TTFormat"\n$end\n",GLOBALS->global_time_offset); }
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment data_start %p $end\n", (void *)trans_head); /* arbitrary hex identifier */
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment name %s $end\n", trans_head->name ? trans_head->name : "UNKNOWN");
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$timescale %d%c%s $end\n", (int)GLOBALS->time_scale, GLOBALS->time_dimension, (GLOBALS->time_dimension=='s') ? "" : "s");
if(GLOBALS->global_time_offset) { w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$timezero "TTFormat" $end\n",GLOBALS->global_time_offset); }
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment min_time "TTFormat" $end\n", GLOBALS->min_time / GLOBALS->time_scale);
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment max_time "TTFormat" $end\n", GLOBALS->max_time / GLOBALS->time_scale);
}
}
if(export_typ == WAVE_EXPORT_TRANS)
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment max_seqn %d $end\n", nodecnt);
if(t && t->transaction_args)
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment args \"%s\" $end\n", t->transaction_args);
}
}
/* write out netnames here ... */
hp_clone = GLOBALS->hp_vcd_saver_c_1 = calloc_2(nodecnt, sizeof(vcdsav_Tree *));
recurse_build(vt, &hp_clone);
for(i=0;i<nodecnt;i++)
{
int was_packed = HIER_DEPACK_STATIC;
char *hname = hier_decompress_flagged(GLOBALS->hp_vcd_saver_c_1[i]->item->nname, &was_packed);
char *netname = lxt ? hname : output_hier(is_trans, hname);
if(export_typ == WAVE_EXPORT_TRANS)
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment seqn %d %s $end\n", GLOBALS->hp_vcd_saver_c_1[i]->val, hname);
}
if(GLOBALS->hp_vcd_saver_c_1[i]->flags & (HIST_REAL|HIST_STRING))
{
if(lxt)
{
GLOBALS->hp_vcd_saver_c_1[i]->handle.p = lt_symbol_add(lt, netname, 0, 0, 0, GLOBALS->hp_vcd_saver_c_1[i]->flags & HIST_STRING ? LT_SYM_F_STRING : LT_SYM_F_DOUBLE);
}
else
{
const char *typ = (GLOBALS->hp_vcd_saver_c_1[i]->flags & HIST_STRING) ? "string" : "real";
int tlen = (GLOBALS->hp_vcd_saver_c_1[i]->flags & HIST_STRING) ? 0 : 1;
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$var %s %d %s %s $end\n", typ, tlen, vcdid(GLOBALS->hp_vcd_saver_c_1[i]->val, export_typ), netname);
}
}
else
{
int msi = -1, lsi = -1;
if(GLOBALS->hp_vcd_saver_c_1[i]->item->extvals)
{
msi = GLOBALS->hp_vcd_saver_c_1[i]->item->msi;
lsi = GLOBALS->hp_vcd_saver_c_1[i]->item->lsi;
}
if(msi==lsi)
{
if(lxt)
{
int strand_idx = strand_pnt(netname);
if(strand_idx >= 0)
{
msi = lsi = atoi(netname + strand_idx + 1);
}
GLOBALS->hp_vcd_saver_c_1[i]->handle.p = lt_symbol_add(lt, netname, 0, msi, lsi, LT_SYM_F_BITS);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$var wire 1 %s %s $end\n", vcdid(GLOBALS->hp_vcd_saver_c_1[i]->val, export_typ), netname);
}
}
else
{
int len = (msi < lsi) ? (lsi - msi + 1) : (msi - lsi + 1);
if(lxt)
{
GLOBALS->hp_vcd_saver_c_1[i]->handle.p = lt_symbol_add(lt, netname, 0, msi, lsi, LT_SYM_F_BITS);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$var wire %d %s %s $end\n", len, vcdid(GLOBALS->hp_vcd_saver_c_1[i]->val, export_typ), netname);
}
GLOBALS->hp_vcd_saver_c_1[i]->len = len;
if(len > max_len) max_len = len;
}
}
/* if(was_packed) { free_2(hname); } ...not needed for HIER_DEPACK_STATIC */
}
row_data = malloc_2(max_len + 1);
if(!lxt)
{
output_hier(is_trans, "");
free_hier();
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$enddefinitions $end\n");
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$dumpvars\n");
}
/* value changes */
for(i=(nodecnt/2-1);i>0;i--) /* build nodes into having heap property */
{
heapify(i,nodecnt);
}
for(;;)
{
heapify(0, nodecnt);
if(!GLOBALS->hp_vcd_saver_c_1[0]->hist) break;
if(GLOBALS->hp_vcd_saver_c_1[0]->hist->time > GLOBALS->max_time) break;
if((GLOBALS->hp_vcd_saver_c_1[0]->hist->time != prevtime) && (GLOBALS->hp_vcd_saver_c_1[0]->hist->time >= LLDescriptor(0)))
{
TimeType tnorm = GLOBALS->hp_vcd_saver_c_1[0]->hist->time;
if(GLOBALS->time_scale != 1)
{
tnorm /= GLOBALS->time_scale;
}
if(lxt)
{
lt_set_time64(lt, tnorm);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "#"TTFormat"\n", tnorm);
}
prevtime = GLOBALS->hp_vcd_saver_c_1[0]->hist->time;
}
if(GLOBALS->hp_vcd_saver_c_1[0]->hist->time >= LLDescriptor(0))
{
if(GLOBALS->hp_vcd_saver_c_1[0]->flags & (HIST_REAL|HIST_STRING))
{
if(GLOBALS->hp_vcd_saver_c_1[0]->flags & HIST_STRING)
{
char *vec = GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_vector ? GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_vector : "UNDEF";
if(lxt)
{
lt_emit_value_string(lt, GLOBALS->hp_vcd_saver_c_1[0]->handle.p, 0, vec);
}
else
{
int vec_slen = strlen(vec);
char *vec_escaped = malloc_2(vec_slen*4 + 1); /* worst case */
int vlen = fstUtilityBinToEsc((unsigned char *)vec_escaped, (unsigned char *)vec, vec_slen);
vec_escaped[vlen] = 0;
if(vlen)
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "s%s %s\n", vec_escaped, vcdid(GLOBALS->hp_vcd_saver_c_1[0]->val, export_typ));
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "s\\000 %s\n", vcdid(GLOBALS->hp_vcd_saver_c_1[0]->val, export_typ));
}
free_2(vec_escaped);
}
}
else
{
#ifdef WAVE_HAS_H_DOUBLE
double *d = &GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_double;
#else
double *d = (double *)GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_vector;
#endif
double value;
if(!d)
{
sscanf("NaN", "%lg", &value);
}
else
{
value = *d;
}
if(lxt)
{
lt_emit_value_double(lt, GLOBALS->hp_vcd_saver_c_1[0]->handle.p, 0, value);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "r%.16g %s\n", value, vcdid(GLOBALS->hp_vcd_saver_c_1[0]->val, export_typ));
}
}
}
else
if(GLOBALS->hp_vcd_saver_c_1[0]->len)
{
if(GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_vector)
{
for(i=0;i<GLOBALS->hp_vcd_saver_c_1[0]->len;i++)
{
row_data[i] = analyzer_demang(lxt, GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_vector[i]);
}
}
else
{
for(i=0;i<GLOBALS->hp_vcd_saver_c_1[0]->len;i++)
{
row_data[i] = 'x';
}
}
row_data[i] = 0;
if(lxt)
{
lt_emit_value_bit_string(lt, GLOBALS->hp_vcd_saver_c_1[0]->handle.p, 0, row_data);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "b%s %s\n", vcd_truncate_bitvec(row_data), vcdid(GLOBALS->hp_vcd_saver_c_1[0]->val, export_typ));
}
}
else
{
if(lxt)
{
row_data[0] = analyzer_demang(lxt, GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_val);
row_data[1] = 0;
lt_emit_value_bit_string(lt, GLOBALS->hp_vcd_saver_c_1[0]->handle.p, 0, row_data);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "%c%s\n", analyzer_demang(lxt, GLOBALS->hp_vcd_saver_c_1[0]->hist->v.h_val), vcdid(GLOBALS->hp_vcd_saver_c_1[0]->val, export_typ));
}
}
}
GLOBALS->hp_vcd_saver_c_1[0]->hist = GLOBALS->hp_vcd_saver_c_1[0]->hist->next;
}
if(prevtime < GLOBALS->max_time)
{
if(lxt)
{
lt_set_time64(lt, GLOBALS->max_time / GLOBALS->time_scale);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "#"TTFormat"\n", GLOBALS->max_time / GLOBALS->time_scale);
}
}
for(i=0;i<nodecnt;i++)
{
free_2(GLOBALS->hp_vcd_saver_c_1[i]);
}
free_2(GLOBALS->hp_vcd_saver_c_1); GLOBALS->hp_vcd_saver_c_1 = NULL;
free_2(row_data); row_data = NULL;
if(lxt)
{
lt_close(lt); lt = NULL;
}
else
{
if(export_typ != WAVE_EXPORT_TRANS)
{
fclose(GLOBALS->f_vcd_saver_c_1);
}
else
{
w32redirect_fprintf(is_trans, GLOBALS->f_vcd_saver_c_1, "$comment data_end %p $end\n", (void *)trans_head); /* arbitrary hex identifier */
#if !defined _MSC_VER && !defined __MINGW32__
fflush(GLOBALS->f_vcd_saver_c_1);
#endif
}
GLOBALS->f_vcd_saver_c_1 = NULL;
}
return(VCDSAV_OK);
}
/*************************************************
lxt_incinit
- close current file and open a new one
maintaining the same trace info
************************************************/
static void lxt_incinit()
{
char* filename;
char* dot;
info_p info;
#if DEBUG
io_printf( "lxt_incinit: %p\n", lxt.t );
#endif
/*
* pinch off old file
*/
lxt_timemarker();
lt_close( lxt.t );
/*
* create new filename
*/
lxt.hunk++;
filename = (char*)malloc( strlen(lxt.filename)+10+1 );
dot = rindex( lxt.filename, '.' );
*dot = 0;
if( lxt.hunk > 1 ) {
dot = rindex( lxt.filename, '-' );
*dot = 0;
}
sprintf( filename, "%s-%d.lxt", lxt.filename, lxt.hunk );
free( lxt.filename );
lxt.filename = filename;
/*
* open new wave file
*/
lxt.t = lt_init( filename );
if( !lxt.t ) {
tf_error( "could not create file '%s'", filename );
tf_dofinish();
return;
}
lt_set_clock_compress( lxt.t );
if( lxt.compress ) {
// lt_set_chg_compress( lxt.t );
}
lxt.updateList = 0;
lxt.eventList = 0;
lt_set_initial_value( lxt.t, 'x' );
lt_symbol_bracket_stripping( lxt.t, 1 );
lt_set_timescale( lxt.t, acc_fetch_precision() );
lxt_timemarker();
/*
* add existing objects to new file
*/
info = lxt.objectList;
while( info ) {
int flags;
int msb;
int lsb;
if( info->real ) {
flags = LT_SYM_F_DOUBLE;
} else {
flags = LT_SYM_F_BITS;
}
if( info->real ) {
info->symbol = lt_symbol_add( lxt.t, info->name, 0, 0, 0, flags );
} else if( info->event ) {
info->symbol = lt_symbol_add( lxt.t, info->name, 0, 0, 0, flags );
} else {
acc_fetch_range( info->object, &msb, &lsb );
info->symbol = lt_symbol_add( lxt.t, info->name, 0, msb, lsb, flags );
}
info = info->next;
}
if( lxt.compress ) {
lt_set_no_interlace( lxt.t );
}
lxt_dump( lxt.objectList, 1 );
}