The-OpenROAD-Project / The-OpenROAD-Project/OpenROAD

Retire resize to target slew

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#8,013 4 comments 0 reactions 1 assignee View on GitHub

@minjukim55 is already working on this.

Since Aug 1, 2026.

rsz
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Verilog
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Description

Description

Retire remaining uses of resizeToTargetSlew in fanout repair, hold repair and split load move:

~/repos/openroad-flow-scripts-private/tools/OpenROAD/src/rsz/src/RepairDesign.cc:
 2578    if (resize) {
 2579      Pin* buffer_out_pin = network_->findPin(buffer, buffer_output_port);
 2580:     resizer_->resizeToTargetSlew(buffer_out_pin);
 2581      buffer_cell = network_->libertyCell(buffer);
 2582      buffer_cell->bufferPorts(buffer_input_port, buffer_output_port);

~/repos/openroad-flow-scripts-private/tools/OpenROAD/src/rsz/src/RepairHold.cc:
  821    sta_->findDelays(buffer_out_vertex);
  822    if (!checkMaxSlewCap(buffer_out_pin)
  823:       && resizer_->resizeToTargetSlew(buffer_out_pin)) {
  824      resizer_->updateParasitics();
  825      resize_count_++;

~/repos/openroad-flow-scripts-private/tools/OpenROAD/src/rsz/src/SplitLoadMove.cc:
  253  
  254    Pin* buffer_out_pin = network_->findPin(buffer, output);
  255:   resizer_->resizeToTargetSlew(buffer_out_pin);
  256    // H-Fix, only invalidate db nets.
  257    // resizer_->parasiticsInvalid(net);

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