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Cover cases that could be optimized out

This commit is contained in:
Miodrag Milanovic 2025-07-06 16:42:32 +02:00
parent 901b30240e
commit 37cb2eda0f
1 changed files with 12 additions and 4 deletions
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16
himbaechel/uarch/gatemate/pack_cpe.cc
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@ -96,10 +96,18 @@ void GateMatePacker::dff_to_cpe(CellInfo *dff)
if (sr_net) {
if (sr_net->name.in(ctx->id("$PACKER_GND"), ctx->id("$PACKER_VCC"))) {
bool sr_signal = sr_net->name == ctx->id("$PACKER_VCC");
if (sr_signal ^ invert)
log_error("Currently unsupported DFF configuration for '%s'\n.", dff->name.c_str(ctx));
dff->params[id_C_CPE_RES] = Property(0b11, 2);
dff->params[id_C_CPE_SET] = Property(0b11, 2);
if (sr_signal ^ invert) {
if (sr_val) {
dff->params[id_C_CPE_RES] = Property(0b11, 2);
dff->params[id_C_CPE_SET] = Property(0b00, 2);
} else {
dff->params[id_C_CPE_RES] = Property(0b00, 2);
dff->params[id_C_CPE_SET] = Property(0b11, 2);
}
} else {
dff->params[id_C_CPE_RES] = Property(0b11, 2);
dff->params[id_C_CPE_SET] = Property(0b11, 2);
}
dff->disconnectPort(id_SR);
} else {
if (sr_val) {