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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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2
passes/cmds/delete.cc
View file

@ -103,7 +103,7 @@ struct DeletePass : public Pass {
for (auto cell : module->cells()) {
if (design->selected(module, cell))
delete_cells.insert(cell);
if (cell->type.in(ID($memrd), ID($memwr)) &&
if (cell->has_memid() &&
delete_mems.count(cell->parameters.at(ID::MEMID).decode_string()) != 0)
delete_cells.insert(cell);
}

2
passes/sat/sim.cc
View file

@ -164,7 +164,7 @@ struct SimInstance
ff_database[cell] = ff;
}
if (cell->type.in(ID($mem), ID($meminit), ID($memwr), ID($memrd)))
if (cell->is_mem_cell())
{
mem_cells[cell] = cell->parameters.at(ID::MEMID).decode_string();
}

17
passes/techmap/abc9_ops.cc
View file

@ -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;

4
passes/techmap/flatten.cc
View file

@ -133,10 +133,10 @@ struct FlattenWorker
for (auto tpl_cell : tpl->cells()) {
RTLIL::Cell *new_cell = module->addCell(map_name(cell, tpl_cell), tpl_cell);
map_attributes(cell, new_cell, tpl_cell->name);
if (new_cell->type.in(ID($memrd), ID($memwr), ID($meminit))) {
if (new_cell->has_memid()) {
IdString memid = new_cell->getParam(ID::MEMID).decode_string();
new_cell->setParam(ID::MEMID, Const(memory_map.at(memid).str()));
} else if (new_cell->type == ID($mem)) {
} else if (new_cell->is_mem_cell()) {
IdString memid = new_cell->getParam(ID::MEMID).decode_string();
new_cell->setParam(ID::MEMID, Const(concat_name(cell, memid).str()));
}

6
passes/techmap/techmap.cc
View file

@ -364,13 +364,11 @@ struct TechmapWorker
for (auto &it2 : autopurge_ports)
c->unsetPort(it2);
if (c->type.in(ID($memrd), ID($memwr), ID($meminit))) {
if (c->has_memid()) {
IdString memid = c->getParam(ID::MEMID).decode_string();
log_assert(memory_renames.count(memid) != 0);
c->setParam(ID::MEMID, Const(memory_renames[memid].str()));
}
if (c->type == ID($mem)) {
} else if (c->is_mem_cell()) {
IdString memid = c->getParam(ID::MEMID).decode_string();
apply_prefix(cell->name, memid);
c->setParam(ID::MEMID, Const(memid.c_str()));