mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-10-30 19:22:31 +00:00
Code Activity

zinit: handle $__DFFS?E?_[NP][NP][01] too

Browse source
This commit is contained in:
Eddie Hung 2020-04-14 13:08:23 -07:00
parent 7a36728b2f
commit a8ab74285b
1 changed files with 27 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

34
passes/techmap/zinit.cc
View file

@ -96,7 +96,15 @@ struct ZinitPass : public Pass {
/*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($_DFF_P_), ID($_DFF_PN0_), ID($_DFF_PN1_), ID($_DFF_PP0_), ID($_DFF_PP1_),
// Async set/reset
ID($__DFFE_NN0), ID($__DFFE_NN1), ID($__DFFE_NP0), ID($__DFFE_NP1),
ID($__DFFE_PN0), ID($__DFFE_PN1), ID($__DFFE_PP0), ID($__DFFE_PP1),
// Sync set/reset
ID($__DFFS_NN0_), ID($__DFFS_NN1_), ID($__DFFS_NP0_), ID($__DFFS_NP1_),
ID($__DFFS_PN0_), ID($__DFFS_PN1_), ID($__DFFS_PP0_), ID($__DFFS_PP1_),
ID($__DFFSE_NN0), ID($__DFFSE_NN1), ID($__DFFSE_NP0), ID($__DFFSE_NP1),
ID($__DFFSE_PN0), ID($__DFFSE_PN1), ID($__DFFSE_PP0), ID($__DFFSE_PP1)
};
for (auto cell : module->selected_cells())
@ -150,14 +158,26 @@ struct ZinitPass : public Pass {
val[i] = (val[i] == State::S1 ? State::S0 : State::S1);
cell->setParam(ID::ARST_VALUE, std::move(val));
}
else if (cell->type.in(ID($_DFF_NN0_), ID($_DFF_NN1_), ID($_DFF_NP0_), ID($_DFF_NP1_),
ID($_DFF_PN0_), ID($_DFF_PN1_), ID($_DFF_PP0_), ID($_DFF_PP1_)))
{
if (initval == State::S1) {
std::string t = cell->type.str();
else if (initval == State::S1) {
std::string t = cell->type.str();
if (cell->type.in(ID($_DFF_NN0_), ID($_DFF_NN1_), ID($_DFF_NP0_), ID($_DFF_NP1_),
ID($_DFF_PN0_), ID($_DFF_PN1_), ID($_DFF_PP0_), ID($_DFF_PP1_)))
{
t[8] = (t[8] == '0' ? '1' : '0');
cell->type = t;
}
else if (cell->type.in(ID($__DFFE_NN0), ID($__DFFE_NN1), ID($__DFFE_NP0), ID($__DFFE_NP1),
ID($__DFFE_PN0), ID($__DFFE_PN1), ID($__DFFE_PP0), ID($__DFFE_PP1),
ID($__DFFS_NN0_), ID($__DFFS_NN1_), ID($__DFFS_NP0_), ID($__DFFS_NP1_),
ID($__DFFS_PN0_), ID($__DFFS_PN1_), ID($__DFFS_PP0_), ID($__DFFS_PP1_)))
{
t[10] = (t[10] == '0' ? '1' : '0');
}
else if (cell->type.in(ID($__DFFSE_NN0), ID($__DFFSE_NN1), ID($__DFFSE_NP0), ID($__DFFSE_NP1),
ID($__DFFSE_PN0), ID($__DFFSE_PN1), ID($__DFFSE_PP0), ID($__DFFSE_PP1)))
{
t[11] = (t[11] == '0' ? '1' : '0');
}
cell->type = t;
}
}
}