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abc: Refactor to use FfInitVals.

This commit is contained in:
Marcelina Kościelnicka 2020-07-19 02:07:24 +02:00
parent 336b8c7786
commit 522f367db3
1 changed files with 6 additions and 25 deletions
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31
passes/techmap/abc.cc
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@ -44,6 +44,7 @@
#include "kernel/register.h"
#include "kernel/sigtools.h"
#include "kernel/celltypes.h"
#include "kernel/ffinit.h"
#include "kernel/cost.h"
#include "kernel/log.h"
#include <stdlib.h>
@ -111,7 +112,7 @@ SigMap assign_map;
RTLIL::Module *module;
std::vector<gate_t> signal_list;
std::map<RTLIL::SigBit, int> signal_map;
std::map<RTLIL::SigBit, RTLIL::State> signal_init;
FfInitVals initvals;
pool<std::string> enabled_gates;
bool recover_init, cmos_cost;
@ -133,10 +134,7 @@ int map_signal(RTLIL::SigBit bit, gate_type_t gate_type = G(NONE), int in1 = -1,
gate.in4 = -1;
gate.is_port = false;
gate.bit = bit;
if (signal_init.count(bit))
gate.init = signal_init.at(bit);
else
gate.init = State::Sx;
gate.init = initvals(bit);
signal_list.push_back(gate);
signal_map[bit] = gate.id;
}
@ -1468,7 +1466,7 @@ struct AbcPass : public Pass {
assign_map.clear();
signal_list.clear();
signal_map.clear();
signal_init.clear();
initvals.clear();
pi_map.clear();
po_map.clear();
@ -1854,24 +1852,7 @@ struct AbcPass : public Pass {
}
assign_map.set(mod);
signal_init.clear();
for (Wire *wire : mod->wires())
if (wire->attributes.count(ID::init)) {
SigSpec initsig = assign_map(wire);
Const initval = wire->attributes.at(ID::init);
for (int i = 0; i < GetSize(initsig) && i < GetSize(initval); i++)
switch (initval[i]) {
case State::S0:
signal_init[initsig[i]] = State::S0;
break;
case State::S1:
signal_init[initsig[i]] = State::S1;
break;
default:
break;
}
}
initvals.set(&assign_map, mod);
if (!dff_mode || !clk_str.empty()) {
abc_module(design, mod, script_file, exe_file, liberty_file, constr_file, cleanup, lut_costs, dff_mode, clk_str, keepff,
@ -2028,7 +2009,7 @@ struct AbcPass : public Pass {
assign_map.clear();
signal_list.clear();
signal_map.clear();
signal_init.clear();
initvals.clear();
pi_map.clear();
po_map.clear();