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kernel/rtlil: Extract some helpers for checking memory cell types.

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There will soon be more (versioned) memory cells, so handle passes that
only care if a cell is memory-related by a simple helper call instead of
a hardcoded list.
This commit is contained in:
Marcelina Kościelnicka 2021-05-22 19:14:13 +02:00
parent c7076495f1
commit c4cc888b2c
10 changed files with 24 additions and 28 deletions
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17
passes/techmap/abc9_ops.cc
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@ -155,21 +155,6 @@ void prep_hier(RTLIL::Design *design, bool dff_mode)
r.first->second = new Design;
Design *unmap_design = r.first->second;
static const pool<IdString> seq_types{
ID($dff), ID($dffsr), ID($adff),
ID($dlatch), ID($dlatchsr), ID($sr),
ID($mem),
ID($_DFF_N_), ID($_DFF_P_),
ID($_DFFSR_NNN_), ID($_DFFSR_NNP_), ID($_DFFSR_NPN_), ID($_DFFSR_NPP_),
ID($_DFFSR_PNN_), ID($_DFFSR_PNP_), ID($_DFFSR_PPN_), ID($_DFFSR_PPP_),
ID($_DFF_N_), ID($_DFF_NN0_), ID($_DFF_NN1_), ID($_DFF_NP0_), ID($_DFF_NP1_),
ID($_DFF_P_), ID($_DFF_PN0_), ID($_DFF_PN1_), ID($_DFF_PP0_), ID($_DFF_PP1_),
ID($_DLATCH_N_), ID($_DLATCH_P_),
ID($_DLATCHSR_NNN_), ID($_DLATCHSR_NNP_), ID($_DLATCHSR_NPN_), ID($_DLATCHSR_NPP_),
ID($_DLATCHSR_PNN_), ID($_DLATCHSR_PNP_), ID($_DLATCHSR_PPN_), ID($_DLATCHSR_PPP_),
ID($_SR_NN_), ID($_SR_NP_), ID($_SR_PN_), ID($_SR_PP_)
};
for (auto module : design->selected_modules())
for (auto cell : module->cells()) {
auto inst_module = design->module(cell->type);
@ -221,7 +206,7 @@ void prep_hier(RTLIL::Design *design, bool dff_mode)
}
else if (derived_module->get_bool_attribute(ID::abc9_box)) {
for (auto derived_cell : derived_module->cells())
if (seq_types.count(derived_cell->type)) {
if (derived_cell->is_mem_cell() || RTLIL::builtin_ff_cell_types().count(derived_cell->type)) {
derived_module->set_bool_attribute(ID::abc9_box, false);
derived_module->set_bool_attribute(ID::abc9_bypass);
break;