riscv
/
yosys
mirror of https://github.com/YosysHQ/yosys.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Add $ff and $_FF_ support to equiv_simple

This commit is contained in:
Clifford Wolf 2017-01-30 10:50:38 +01:00
parent e54c355b41
commit fe29869ec5
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
passes/equiv/equiv_simple.cc
View File

@ -59,7 +59,7 @@ struct EquivSimpleWorker
for (auto &conn : cell->connections())
if (yosys_celltypes.cell_input(cell->type, conn.first))
for (auto bit : sigmap(conn.second)) {
if (cell->type.in("$dff", "$_DFF_P_", "$_DFF_N_")) {
if (cell->type.in("$dff", "$_DFF_P_", "$_DFF_N_", "$ff", "$_FF_")) {
if (!conn.first.in("\\CLK", "\\C"))
next_seed.insert(bit);
} else
@ -329,7 +329,7 @@ struct EquivSimplePass : public Pass {
unproven_cells_counter, GetSize(unproven_equiv_cells), log_id(module));
for (auto cell : module->cells()) {
if (!ct.cell_known(cell->type) && !cell->type.in("$dff", "$_DFF_P_", "$_DFF_N_"))
if (!ct.cell_known(cell->type) && !cell->type.in("$dff", "$_DFF_P_", "$_DFF_N_", "$ff", "$_FF_"))
continue;
for (auto &conn : cell->connections())
if (yosys_celltypes.cell_output(cell->type, conn.first))