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Create new $__XILINX_SHREG_ cell for variable length too

This commit is contained in:
Eddie Hung 2019-08-23 18:15:49 -07:00
parent a048fc93e8
commit 7911143827
1 changed files with 37 additions and 38 deletions
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75
passes/pmgen/xilinx_srl.cc
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@ -142,50 +142,49 @@ void run_variable(xilinx_srl_pm &pm)
}
pm.autoremove(st.shiftx);
auto last_cell = ud.chain.front().first;
auto last_slice = ud.chain.front().second;
Cell *c = pm.module->addCell(NEW_ID, ID($__XILINX_SHREG_));
pm.module->swap_names(c, first_cell);
Cell *c = last_cell;
if (c->type.in(ID($dff), ID($dffe))) {
auto &Q = last_cell->connections_.at(ID(Q));
Q = Q[last_slice];
last_cell->setPort(ID(D), first_cell->getPort(ID(D))[first_slice]);
}
if (c->type.in(ID($_DFF_N_), ID($_DFF_P_), ID($_DFFE_NN_), ID($_DFFE_NP_), ID($_DFFE_PN_), ID($_DFFE_PP_), ID($dff), ID($dffe))) {
Const clkpol, enpol;
if (c->type.in(ID($_DFF_P_), ID($_DFFE_PN_), ID($_DFFE_PP_)))
clkpol = 1;
else if (c->type.in(ID($_DFF_N_), ID($DFFE_NN_), ID($_DFFE_NP_)))
clkpol = 0;
else if (c->type.in(ID($dff), ID($dffe))) {
clkpol = c->getParam(ID(CLK_POLARITY));
c->setPort(ID(C), c->getPort(ID(CLK)));
c->unsetPort(ID(CLK));
}
else
log_abort();
if (c->type.in(ID($_DFFE_NP_), ID($_DFFE_PP_)))
enpol = 1;
else if (c->type.in(ID($_DFFE_NN_), ID($_DFFE_PN_)))
enpol = 0;
else if (c->type.in(ID($dffe))) {
enpol = c->getParam(ID(EN_POLARITY));
c->setPort(ID(E), c->getPort(ID(EN)));
c->unsetPort(ID(EN));
}
else
enpol = 2;
c->parameters.clear();
if (first_cell->type.in(ID($_DFF_N_), ID($_DFF_P_), ID($_DFFE_NN_), ID($_DFFE_NP_), ID($_DFFE_PN_), ID($_DFFE_PP_), ID($dff), ID($dffe))) {
c->setParam(ID(DEPTH), GetSize(ud.chain));
c->setParam(ID(INIT), initval.as_const());
Const clkpol, enpol;
if (first_cell->type.in(ID($_DFF_P_), ID($_DFFE_PN_), ID($_DFFE_PP_)))
clkpol = 1;
else if (first_cell->type.in(ID($_DFF_N_), ID($DFFE_NN_), ID($_DFFE_NP_)))
clkpol = 0;
else if (first_cell->type.in(ID($dff), ID($dffe)))
clkpol = first_cell->getParam(ID(CLK_POLARITY));
else
log_abort();
if (first_cell->type.in(ID($_DFFE_NP_), ID($_DFFE_PP_)))
enpol = 1;
else if (first_cell->type.in(ID($_DFFE_NN_), ID($_DFFE_PN_)))
enpol = 0;
else if (first_cell->type.in(ID($dffe)))
enpol = first_cell->getParam(ID(EN_POLARITY));
else
enpol = 2;
c->setParam(ID(CLKPOL), clkpol);
c->setParam(ID(ENPOL), enpol);
if (c->type.in(ID($_DFF_N_), ID($_DFF_P_), ID($dff)))
c->setPort(ID(E), State::S1);
c->setPort(ID(L), st.shiftx->getPort(ID(B)));
if (first_cell->type.in(ID($_DFF_N_), ID($_DFF_P_), ID($_DFFE_NN_), ID($_DFFE_NP_), ID($_DFFE_PN_), ID($_DFFE_PP_)))
c->setPort(ID(C), first_cell->getPort(ID(C)));
else if (first_cell->type.in(ID($dff), ID($dffe)))
c->setPort(ID(C), first_cell->getPort(ID(CLK)));
else
log_abort();
c->setPort(ID(D), first_cell->getPort(ID(D))[first_slice]);
c->setPort(ID(Q), st.shiftx->getPort(ID(Y)));
c->type = ID($__XILINX_SHREG_);
c->setPort(ID(L), st.shiftx->getPort(ID(B)));
if (first_cell->type.in(ID($_DFF_N_), ID($_DFF_P_), ID($dff)))
c->setPort(ID(E), State::S1);
else if (first_cell->type.in(ID($_DFFE_NN_), ID($_DFFE_NP_), ID($_DFFE_PN_), ID($_DFFE_PP_)))
c->setPort(ID(E), first_cell->getPort(ID(E)));
else if (first_cell->type.in(ID($dffe)))
c->setPort(ID(E), first_cell->getPort(ID(EN)));
else
log_abort();
}
else
log_abort();