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shregmap -tech xilinx_dynamic to work -params and -enpol

This commit is contained in:
Eddie Hung 2019-06-05 10:21:57 -07:00
parent bcc0a5d136
commit 45d1bdf83a
1 changed files with 26 additions and 6 deletions
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32
passes/techmap/shregmap.cc
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@ -56,7 +56,7 @@ struct ShregmapOptions
struct ShregmapTechGreenpak4 : ShregmapTech
{
bool analyze(vector<int> &taps, const vector<SigBit> &/*qbits*/)
virtual bool analyze(vector<int> &taps, const vector<SigBit> &/*qbits*/) override
{
if (GetSize(taps) > 2 && taps[0] == 0 && taps[2] < 17) {
taps.clear();
@ -71,7 +71,7 @@ struct ShregmapTechGreenpak4 : ShregmapTech
return true;
}
bool fixup(Cell *cell, dict<int, SigBit> &taps)
virtual bool fixup(Cell *cell, dict<int, SigBit> &taps) override
{
auto D = cell->getPort("\\D");
auto C = cell->getPort("\\C");
@ -212,8 +212,24 @@ struct ShregmapTechXilinx7Dynamic : ShregmapTech
newcell->set_src_attribute(cell->get_src_attribute());
newcell->setParam("\\DEPTH", cell->getParam("\\DEPTH"));
newcell->setParam("\\INIT", cell->getParam("\\INIT"));
newcell->setParam("\\CLKPOL", cell->getParam("\\CLKPOL"));
newcell->setParam("\\ENPOL", cell->getParam("\\ENPOL"));
if (cell->type.in("$__SHREG_DFF_N_", "$__SHREG_DFF_P_",
"$__SHREG_DFFE_NN_", "$__SHREG_DFFE_NP_", "$__SHREG_DFFE_PN_", "$__SHREG_DFFE_PP_")) {
int param_clkpol = -1;
int param_enpol = 2;
if (cell->type == "$__SHREG_DFF_N_") param_clkpol = 0;
else if (cell->type == "$__SHREG_DFF_P_") param_clkpol = 1;
else if (cell->type == "$__SHREG_DFFE_NN_") param_clkpol = 0, param_enpol = 0;
else if (cell->type == "$__SHREG_DFFE_NP_") param_clkpol = 0, param_enpol = 1;
else if (cell->type == "$__SHREG_DFFE_PN_") param_clkpol = 1, param_enpol = 0;
else if (cell->type == "$__SHREG_DFFE_PP_") param_clkpol = 1, param_enpol = 1;
else log_abort();
log_assert(param_clkpol >= 0);
cell->setParam("\\CLKPOL", param_clkpol);
cell->setParam("\\ENPOL", param_enpol);
}
else log_abort();
newcell->setPort("\\C", cell->getPort("\\C"));
newcell->setPort("\\D", cell->getPort("\\D"));
@ -662,8 +678,12 @@ struct ShregmapPass : public Pass {
}
else if (tech == "xilinx_dynamic") {
opts.init = true;
opts.params = true;
enpol = "any_or_none";
opts.ffcells["$_DFF_P_"] = make_pair(IdString("\\D"), IdString("\\Q"));
opts.ffcells["$_DFF_N_"] = make_pair(IdString("\\D"), IdString("\\Q"));
opts.ffcells["$_DFFE_PP_"] = make_pair(IdString("\\D"), IdString("\\Q"));
opts.ffcells["$_DFFE_PN_"] = make_pair(IdString("\\D"), IdString("\\Q"));
opts.ffcells["$_DFFE_NP_"] = make_pair(IdString("\\D"), IdString("\\Q"));
opts.ffcells["$_DFFE_NN_"] = make_pair(IdString("\\D"), IdString("\\Q"));
opts.tech = new ShregmapTechXilinx7Dynamic(opts);
} else {
argidx--;