IdString optimization

This commit is contained in:
Clifford Wolf 2014-12-31 03:56:09 +01:00
parent 60f16e17af
commit 7d6a7fe2ce
1 changed files with 6 additions and 0 deletions

View File

@ -121,6 +121,12 @@ namespace RTLIL
global_id_index_[global_id_storage_.at(idx)] = idx;
global_refcount_storage_.at(idx)++;
// Avoid Create->Delete->Create pattern
static IdString last_created_id;
put_reference(last_created_id.index_);
last_created_id.index_ = idx;
get_reference(last_created_id.index_);
if (yosys_xtrace) {
log("#X# New IdString '%s' with index %d.\n", p, idx);
log_backtrace("-X- ", yosys_xtrace-1);