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DRT: remove gf12 cover guides #5955

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DRT: remove gf12 cover guides #5955

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d05b477
drt: remove genGuides_addCoverGuide for gf12
osamahammad21 Oct 14, 2024
fb8104b
Merge remote-tracking branch 'origin/master' into drt-remove-gf12-ext…
osamahammad21 Oct 15, 2024
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45 changes: 0 additions & 45 deletions src/drt/src/io/GuideProcessor.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1308,48 +1308,6 @@ void GuideProcessor::initPinGCellMap(
}
}

void GuideProcessor::genGuides_addCoverGuide(frNet* net,
std::vector<frRect>& rects)
{
for (auto& instTerm : net->getInstTerms()) {
genGuides_addCoverGuide_helper(instTerm, rects);
}
}

void GuideProcessor::genGuides_addCoverGuide_helper(frInstTerm* iterm,
std::vector<frRect>& rects)
{
const frInst* inst = iterm->getInst();
const size_t num_pins = iterm->getTerm()->getPins().size();
dbTransform transform = inst->getTransform();
transform.setOrient(dbOrientType(dbOrientType::R0));
for (int pin_idx = 0; pin_idx < num_pins; pin_idx++) {
const frAccessPoint* pref_ap = getPrefAp(iterm, pin_idx);
if (pref_ap) {
Point pt = pref_ap->getPoint();
transform.apply(pt);
const Point idx = getDesign()->getTopBlock()->getGCellIdx(pt);
const Rect ll_box = getDesign()->getTopBlock()->getGCellBox(
Point(idx.x() - 1, idx.y() - 1));
const Rect ur_box = getDesign()->getTopBlock()->getGCellBox(
Point(idx.x() + 1, idx.y() + 1));
const Rect cover_box(
ll_box.xMin(), ll_box.yMin(), ur_box.xMax(), ur_box.yMax());
const frLayerNum begin_layer_num = pref_ap->getLayerNum();
const frLayerNum end_layer_num
= std::min(begin_layer_num + 4, getTech()->getTopLayerNum());

for (auto layer_num = begin_layer_num; layer_num <= end_layer_num;
layer_num += 2) {
frRect cover_guide;
cover_guide.setBBox(cover_box);
cover_guide.setLayerNum(layer_num);
rects.push_back(cover_guide);
}
}
}
}

void GuideProcessor::genGuides(frNet* net, std::vector<frRect>& rects)
{
net->clearGuides();
Expand All @@ -1362,9 +1320,6 @@ void GuideProcessor::genGuides(frNet* net, std::vector<frRect>& rects)
size = std::min(size, TOP_ROUTING_LAYER + 1);
}
TrackIntervalsByLayer intvs(size);
if (DBPROCESSNODE == "GF14_13M_3Mx_2Cx_4Kx_2Hx_2Gx_LB") {
genGuides_addCoverGuide(net, rects);
}
genGuides_prep(rects, intvs);

std::map<Point3D, frBlockObjectSet> gcell_pin_map;
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3 changes: 0 additions & 3 deletions src/drt/src/io/GuideProcessor.h
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Original file line number Diff line number Diff line change
Expand Up @@ -81,9 +81,6 @@ class GuideProcessor
frCoord& GCELLOFFSETY);

void genGuides(frNet* net, std::vector<frRect>& rects);
void genGuides_addCoverGuide(frNet* net, std::vector<frRect>& rects);
void genGuides_addCoverGuide_helper(frInstTerm* term,
std::vector<frRect>& rects);
/**
* @brief Creates/Extends guides to cover a pin shape at best_pin_loc_coords
* through its closest guide.
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