klayout/src/plugins/streamers/lefdef/db_plugin/dbDEFImporter.cc

1337 lines
37 KiB
C++

/*
KLayout Layout Viewer
Copyright (C) 2006-2020 Matthias Koefferlein
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "dbDEFImporter.h"
#include "dbPolygonTools.h"
#include "tlGlobPattern.h"
#include <cmath>
namespace db
{
DEFImporter::DEFImporter ()
: LEFDEFImporter ()
{
// .. nothing yet ..
}
void
DEFImporter::read_lef (tl::InputStream &stream, db::Layout &layout, LEFDEFLayerDelegate &ld)
{
m_lef_importer.read (stream, layout, ld);
}
db::FTrans
DEFImporter::get_orient (bool optional)
{
if (test ("N")) {
return db::FTrans (db::FTrans::r0);
} else if (test ("S")) {
return db::FTrans (db::FTrans::r180);
} else if (test ("W")) {
return db::FTrans (db::FTrans::r90);
} else if (test ("E")) {
return db::FTrans (db::FTrans::r270);
} else if (test ("FN")) {
return db::FTrans (db::FTrans::m90);
} else if (test ("FS")) {
return db::FTrans (db::FTrans::m0);
} else if (test ("FW")) {
return db::FTrans (db::FTrans::m45);
} else if (test ("FE")) {
return db::FTrans (db::FTrans::m135);
} else if (optional) {
return db::FTrans (db::FTrans::r0);
} else {
error (tl::to_string (tr ("Invalid orientation specification: ")) + get ());
return db::FTrans (db::FTrans::r0);
}
}
void
DEFImporter::read_polygon (db::Polygon &poly, double scale)
{
std::vector<db::Point> points;
double x = 0.0, y = 0.0;
while (! peek ("+") && ! peek (";") && ! peek ("-")) {
test ("(");
if (! test ("*")) {
x = get_double ();
}
if (! test ("*")) {
y = get_double ();
}
points.push_back (db::Point (db::DPoint (x * scale, y * scale)));
test (")");
}
poly.assign_hull (points.begin (), points.end ());
}
void
DEFImporter::read_rect (db::Polygon &poly, double scale)
{
double x = 0.0, y = 0.0;
test ("(");
x = get_double ();
y = get_double ();
db::Point pt1 = db::Point (db::DPoint (x * scale, y * scale));
test (")");
test ("(");
x = get_double ();
y = get_double ();
db::Point pt2 = db::Point (db::DPoint (x * scale, y * scale));
test (")");
poly = db::Polygon (db::Box (pt1, pt2));
}
struct Group
{
Group (const std::string &n, const std::string &rn, const std::vector<tl::GlobPattern> &m)
: name (n), region_name (rn), comp_match (m)
{
// .. nothing yet ..
}
bool comp_matches (const std::string &name) const
{
for (std::vector<tl::GlobPattern>::const_iterator m = comp_match.begin (); m != comp_match.end (); ++m) {
if (m->match (name)) {
return true;
}
}
return false;
}
std::string name, region_name;
std::vector<tl::GlobPattern> comp_match;
};
db::Coord
DEFImporter::get_wire_width_for_rule (const std::string &rulename, const std::string &ln, double dbu)
{
double w = db::coord_traits<db::Coord>::rounded (m_lef_importer.layer_width (ln, rulename, 0.0) / dbu);
// try to find local nondefault rule
if (! rulename.empty ()) {
std::map<std::string, std::map<std::string, double> >::const_iterator nd = m_nondefault_widths.find (rulename);
if (nd != m_nondefault_widths.end ()) {
std::map<std::string, double>::const_iterator ld = nd->second.find (ln);
if (ld != nd->second.end ()) {
w = ld->second;
}
}
}
return w;
}
void
DEFImporter::do_read (db::Layout &layout)
{
double dbu_mic = 1000.0;
double scale = 1.0 / (dbu_mic * layout.dbu ());
std::map<int, db::Polygon> styles;
std::map<std::string, ViaDesc> via_desc = m_lef_importer.vias ();
std::map<std::string, std::vector<db::Polygon> > regions;
std::list<Group> groups;
std::list<std::pair<std::string, db::CellInstArray> > instances;
db::Cell &design = layout.cell (layout.add_cell ("TOP"));
while (! at_end ()) {
bool specialnets = false;
if (test ("END")) {
// END DESIGN terminates the file
expect ("DESIGN");
break;
} else if (test ("DESIGN")) {
std::string cn = get ();
layout.rename_cell (design.cell_index (), layout.uniquify_cell_name (cn.c_str ()).c_str ());
expect (";");
} else if (test ("VERSION")) {
// ignore VERSION statement currently
take ();
expect (";");
} else if (test ("UNITS")) {
test ("DISTANCE");
test ("MICRONS");
double units = get_double ();
if (fabs (units) > 1e-6) {
scale = 1.0 / (units * layout.dbu ());
}
expect (";");
} else if (test ("DIEAREA")) {
std::vector<db::DPoint> points;
while (! test (";")) {
test ("(");
double x = get_double ();
double y = get_double ();
points.push_back (db::DPoint (x * scale, y * scale));
test (")");
}
if (points.size () >= 2) {
// create outline shape
std::pair <bool, unsigned int> dl = open_layer (layout, std::string (), Outline);
if (dl.first) {
if (points.size () == 2) {
design.shapes (dl.second).insert (db::Box (db::DBox (points [0], points [1])));
} else {
db::DPolygon p;
p.assign_hull (points.begin (), points.end ());
design.shapes (dl.second).insert (db::Polygon (p));
}
}
}
} else if (test ("PROPERTYDEFINITIONS")) {
// read over PROPERTYDEFINITIONS sections
while (! test ("END") || ! test ("PROPERTYDEFINITIONS")) {
take ();
}
} else if (test ("NONDEFAULTRULES")) {
// read NONDEFAULTRULES sections
get_long ();
expect (";");
while (test ("-")) {
std::string n = get ();
while (test ("+")) {
if (test ("LAYER")) {
std::string l = get ();
// read the width for the layer
if (test ("WIDTH")) {
double w = get_double () * scale;
m_nondefault_widths[n][l] = w;
}
}
// parse over the rest
while (! peek ("+") && ! peek ("-") && ! peek (";")) {
take ();
}
}
test (";");
}
test ("END");
test ("NONDEFAULTRULES");
} else if (test ("REGIONS")) {
// Read REGION statements
get_long ();
expect (";");
while (test ("-")) {
std::string n = get ();
std::vector<db::Polygon> &polygons = regions [n];
while (! peek (";")) {
if (test ("+")) {
// ignore other options for now
while (! peek (";")) {
take ();
}
break;
} else {
db::Polygon box;
read_rect (box, scale);
polygons.push_back (box);
}
}
test (";");
}
test ("END");
test ("REGIONS");
} else if (test ("PINPROPERTIES")) {
// read over PINPROPERTIES statements
while (! test ("END") || ! test ("PINPROPERTIES")) {
take ();
}
} else if (test ("SLOTS")) {
// read over SLOTS statements
while (! test ("END") || ! test ("SLOTS")) {
take ();
}
} else if (test ("FILLS")) {
// read over FILLS statements
while (! test ("END") || ! test ("FILLS")) {
take ();
}
} else if (test ("SCANCHAINS")) {
// read over SCANCHAINS statements
while (! test ("END") || ! test ("SCANCHAINS")) {
take ();
}
} else if (test ("GROUPS")) {
// Read GROUPS statements
get_long ();
expect (";");
while (test ("-")) {
std::string n = get ();
std::string rn;
std::vector<tl::GlobPattern> match;
while (! peek (";")) {
if (test ("+")) {
// gets the region name if there is one
if (test ("REGION")) {
rn = get ();
}
// ignore the reset for now
while (! peek (";")) {
take ();
}
break;
} else {
match.push_back (tl::GlobPattern (get ()));
}
}
groups.push_back (Group (n, rn, match));
test (";");
}
test ("END");
test ("GROUPS");
} else if (test ("BEGINEXT")) {
// read over BEGINEXT sections
while (! test ("ENDEXT")) {
take ();
}
} else if (test ("BLOCKAGES")) {
get_long ();
expect (";");
while (test ("-")) {
std::string layer;
while (! test (";")) {
if (test ("PLACEMENT")) {
// indicates a placement blockage
layer = std::string ();
} else if (test ("LAYER")) {
layer = get ();
} else if (test ("+")) {
// ignore options for now
while (! peek ("RECT") && ! peek ("POLYGON") && ! peek ("+") && ! peek ("-") && ! peek (";")) {
take ();
}
} else if (test ("POLYGON")) {
db::Polygon p;
read_polygon (p, scale);
std::pair <bool, unsigned int> dl = open_layer (layout, layer, layer.empty () ? PlacementBlockage : Blockage);
if (dl.first) {
design.shapes (dl.second).insert (p);
}
} else if (test ("RECT")) {
db::Polygon p;
read_rect (p, scale);
std::pair <bool, unsigned int> dl = open_layer (layout, layer, layer.empty () ? PlacementBlockage : Blockage);
if (dl.first) {
design.shapes (dl.second).insert (p);
}
} else {
expect (";");
}
}
}
test ("END");
test ("BLOCKAGES");
} else if ((specialnets = test ("SPECIALNETS")) == true || test ("NETS")) {
get_long ();
expect (";");
while (test ("-")) {
std::string net = get ();
std::string nondefaultrule;
std::string stored_netname, stored_nondefaultrule;
std::string taperrule;
bool in_subnet = false;
db::properties_id_type prop_id = 0;
if (produce_net_props ()) {
db::PropertiesRepository::properties_set props;
props.insert (std::make_pair (net_prop_name_id (), tl::Variant (net)));
prop_id = layout.properties_repository ().properties_id (props);
}
while (test ("(")) {
while (! test (")")) {
take ();
}
}
while (test ("+")) {
bool was_shield = false;
if (! specialnets && test ("SUBNET")) {
while (test ("(")) {
while (! test (")")) {
take ();
}
}
if (! in_subnet) {
stored_netname = net;
stored_nondefaultrule = nondefaultrule;
in_subnet = true;
}
} else if (! specialnets && test ("NONDEFAULTRULE")) {
nondefaultrule = get ();
} else if ((was_shield = test ("SHIELD")) == true || test ("NOSHIELD") || test ("ROUTED") || test ("FIXED") || test ("COVER")) {
if (was_shield) {
take ();
}
do {
std::string ln = get ();
taperrule.clear ();
const std::string *rulename = 0;
db::Coord w = 0;
if (specialnets) {
w = db::coord_traits<db::Coord>::rounded (get_double () * scale);
}
const db::Polygon *style = 0;
int sn = std::numeric_limits<int>::max ();
if (specialnets) {
while (test ("+")) {
if (test ("STYLE")) {
sn = get_long ();
} else if (test ("SHAPE")) {
take ();
}
}
} else {
while (true) {
if (test ("TAPER")) {
taperrule.clear ();
rulename = &taperrule;
} else if (test ("TAPERRULE")) {
taperrule = get ();
rulename = &taperrule;
} else if (test ("STYLE")) {
sn = get_long ();
} else {
break;
}
}
}
if (! rulename) {
rulename = &nondefaultrule;
}
db::Coord def_ext = 0;
if (! specialnets) {
w = get_wire_width_for_rule (*rulename, ln, layout.dbu ());
def_ext = db::coord_traits<db::Coord>::rounded (m_lef_importer.layer_ext (ln, w * 0.5 * layout.dbu ()) / layout.dbu ());
}
std::map<int, db::Polygon>::const_iterator s = styles.find (sn);
if (s != styles.end ()) {
style = &s->second;
}
std::vector<db::Coord> ext;
std::vector<db::Point> pts;
double x = 0.0, y = 0.0;
while (true) {
if (test ("MASK")) {
// ignore mask spec
get_long ();
}
if (test ("RECT")) {
if (! test ("(")) {
error (tl::to_string (tr ("RECT routing specification not followed by coordinate list")));
}
// breaks wiring
pts.clear ();
// rect spec
double x1 = get_double ();
double y1 = get_double ();
double x2 = get_double ();
double y2 = get_double ();
test (")");
std::pair <bool, unsigned int> dl = open_layer (layout, ln, Routing);
if (dl.first) {
db::Box rect (db::Point (db::DPoint ((x + x1) * scale, (y + y1) * scale)),
db::Point (db::DPoint ((x + x2) * scale, (y + y2) * scale)));
if (prop_id != 0) {
design.shapes (dl.second).insert (db::object_with_properties<db::Box> (rect, prop_id));
} else {
design.shapes (dl.second).insert (rect);
}
}
} else if (test ("VIRTUAL")) {
// virtual specs simply create a new segment
pts.clear ();
} else if (peek ("(")) {
ext.clear ();
while (peek ("(") || peek ("MASK")) {
if (test ("MASK")) {
// ignore MASK spec
get_long ();
}
if (! test ("(")) {
// We could have a via here: in that case we have swallowed MASK already, but
// since we don't do anything with that, this does not hurt for now.
break;
}
if (! test ("*")) {
x = get_double ();
}
if (! test ("*")) {
y = get_double ();
}
pts.push_back (db::Point (db::DPoint (x * scale, y * scale)));
db::Coord e = def_ext;
if (! peek (")")) {
e = db::coord_traits<db::Coord>::rounded (get_double () * scale);
}
ext.push_back (e);
test (")");
}
if (pts.size () > 1) {
std::pair <bool, unsigned int> dl = open_layer (layout, ln, Routing);
if (dl.first) {
if (! style) {
// Use the default style (octagon "pen" for non-manhattan segments, paths for
// horizontal/vertical segments).
db::Coord e = std::max (ext.front (), ext.back ());
std::vector<db::Point>::const_iterator pt = pts.begin ();
while (pt != pts.end ()) {
std::vector<db::Point>::const_iterator pt0 = pt;
do {
++pt;
} while (pt != pts.end () && (pt[-1].x () == pt[0].x () || pt[-1].y () == pt[0].y()));
if (pt - pt0 > 1) {
db::Path p (pt0, pt, w, pt0 == pts.begin () ? e : 0, pt == pts.end () ? e : 0, false);
if (prop_id != 0) {
design.shapes (dl.second).insert (db::object_with_properties<db::Path> (p, prop_id));
} else {
design.shapes (dl.second).insert (p);
}
if (pt == pts.end ()) {
break;
}
--pt;
} else if (pt != pts.end ()) {
db::Coord s = (w + 1) / 2;
db::Coord t = db::Coord (ceil (w * (M_SQRT2 - 1) / 2));
db::Point octagon[8] = {
db::Point (-s, t),
db::Point (-t, s),
db::Point (t, s),
db::Point (s, t),
db::Point (s, -t),
db::Point (t, -s),
db::Point (-t, -s),
db::Point (-s, -t)
};
db::Polygon k;
k.assign_hull (octagon, octagon + sizeof (octagon) / sizeof (octagon[0]));
db::Polygon p = db::minkowsky_sum (k, db::Edge (*pt0, *pt));
if (prop_id != 0) {
design.shapes (dl.second).insert (db::object_with_properties<db::Polygon> (p, prop_id));
} else {
design.shapes (dl.second).insert (p);
}
}
}
} else {
for (size_t i = 0; i < pts.size () - 1; ++i) {
db::Polygon p = db::minkowsky_sum (*style, db::Edge (pts [i], pts [i + 1]));
if (prop_id != 0) {
design.shapes (dl.second).insert (db::object_with_properties<db::Polygon> (p, prop_id));
} else {
design.shapes (dl.second).insert (p);
}
}
}
}
}
} else if (! peek ("NEW") && ! peek ("+") && ! peek ("-") && ! peek (";")) {
// indicates a via
std::string vn = get ();
db::FTrans ft = get_orient (true /*optional*/);
db::Coord dx = 0, dy = 0;
long nx = 1, ny = 1;
if (specialnets && test ("DO")) {
nx = std::max (0l, get_long ());
test ("BY");
ny = std::max (0l, get_long ());
test ("STEP");
dx = db::coord_traits<db::Coord>::rounded (get_double () * scale);
dy = db::coord_traits<db::Coord>::rounded (get_double () * scale);
if (nx < 0) {
dx = -dx;
nx = -nx;
}
if (ny < 0) {
dy = -dy;
ny = -ny;
}
}
std::map<std::string, ViaDesc>::const_iterator vd = via_desc.find (vn);
if (vd != via_desc.end () && ! pts.empty ()) {
if (nx <= 1 && ny <= 1) {
design.insert (db::CellInstArray (db::CellInst (vd->second.cell->cell_index ()), db::Trans (ft.rot (), db::Vector (pts.back ()))));
} else {
design.insert (db::CellInstArray (db::CellInst (vd->second.cell->cell_index ()), db::Trans (ft.rot (), db::Vector (pts.back ())), db::Vector (dx, 0), db::Vector (0, dy), (unsigned long) nx, (unsigned long) ny));
}
if (ln == vd->second.m1) {
ln = vd->second.m2;
} else if (ln == vd->second.m2) {
ln = vd->second.m1;
}
}
if (! specialnets) {
w = get_wire_width_for_rule (*rulename, ln, layout.dbu ());
def_ext = db::coord_traits<db::Coord>::rounded (m_lef_importer.layer_ext (ln, w * 0.5 * layout.dbu ()) / layout.dbu ());
}
// continue a segment with the current point and the new layer
if (pts.size () > 1) {
pts.erase (pts.begin (), pts.end () - 1);
}
} else {
break;
}
}
} while (test ("NEW"));
if (in_subnet) {
in_subnet = false;
net = stored_netname;
stored_netname.clear ();
nondefaultrule = stored_nondefaultrule;
stored_nondefaultrule.clear ();
}
} else if (test ("POLYGON")) {
std::string ln = get ();
db::Polygon p;
read_polygon (p, scale);
std::pair <bool, unsigned int> dl = open_layer (layout, ln, Routing);
if (dl.first) {
if (prop_id != 0) {
design.shapes (dl.second).insert (db::object_with_properties<db::Polygon> (p, prop_id));
} else {
design.shapes (dl.second).insert (p);
}
}
} else if (test ("RECT")) {
std::string ln = get ();
db::Polygon p;
read_rect (p, scale);
std::pair <bool, unsigned int> dl = open_layer (layout, ln, Routing);
if (dl.first) {
if (prop_id != 0) {
design.shapes (dl.second).insert (db::object_with_properties<db::Polygon> (p, prop_id));
} else {
design.shapes (dl.second).insert (p);
}
}
} else {
while (! peek ("+") && ! peek ("-") && ! peek (";")) {
take ();
}
}
}
expect (";");
}
test ("END");
if (specialnets) {
test ("SPECIALNETS");
} else {
test ("NETS");
}
} else if (test ("VIAS")) {
get_long ();
expect (";");
while (test ("-")) {
std::string n = get ();
ViaDesc &vd = via_desc.insert (std::make_pair (n, ViaDesc ())).first->second;
// produce a cell for vias
std::string cellname = "VIA_" + n;
db::Cell &cell = layout.cell (layout.add_cell (cellname.c_str ()));
vd.cell = &cell;
bool has_via_rule = false;
db::Vector cutsize, cutspacing;
db::Vector be, te;
db::Vector bo, to;
db::Point offset;
int rows = 1, columns = 1;
std::string pattern;
std::map<std::string, std::vector<db::Polygon> > geometry;
std::vector<db::Polygon> *top = 0, *cut = 0, *bottom = 0;
while (test ("+")) {
double x, y;
if (test ("VIARULE")) {
has_via_rule = true;
take ();
} else if (test ("CUTSIZE")) {
x = get_double ();
y = get_double ();
cutsize = db::Vector (db::DVector (x * scale, y * scale));
} else if (test ("CUTSPACING")) {
x = get_double ();
y = get_double ();
cutspacing = db::Vector (db::DVector (x * scale, y * scale));
} else if (test ("ORIGIN")) {
x = get_double ();
y = get_double ();
offset = db::Point (db::DPoint (x * scale, y * scale));
} else if (test ("ENCLOSURE")) {
x = get_double ();
y = get_double ();
be = db::Vector (db::DVector (x * scale, y * scale));
x = get_double ();
y = get_double ();
te = db::Vector (db::DVector (x * scale, y * scale));
} else if (test ("OFFSET")) {
x = get_double ();
y = get_double ();
bo = db::Vector (db::DVector (x * scale, y * scale));
x = get_double ();
y = get_double ();
to = db::Vector (db::DVector (x * scale, y * scale));
} else if (test ("ROWCOL")) {
rows = get_long ();
columns = get_long ();
} else if (test ("PATTERN")) {
pattern = get ();
} else if (test ("LAYERS")) {
std::string bn = get ();
std::string cn = get ();
std::string tn = get ();
bottom = &geometry.insert (std::make_pair (bn, std::vector<db::Polygon> ())).first->second;
cut = &geometry.insert (std::make_pair (cn, std::vector<db::Polygon> ())).first->second;
top = &geometry.insert (std::make_pair (tn, std::vector<db::Polygon> ())).first->second;
vd.m1 = bn;
vd.m2 = tn;
} else if (test ("POLYGON")) {
std::string ln = get ();
if (test ("+")) {
expect ("MASK");
get_long ();
}
std::vector<db::Polygon> &polygons = geometry.insert (std::make_pair (ln, std::vector<db::Polygon> ())).first->second;
polygons.push_back (db::Polygon ());
read_polygon (polygons.back (), scale);
} else if (test ("RECT")) {
std::string ln = get ();
if (test ("+")) {
expect ("MASK");
get_long ();
}
std::vector<db::Polygon> &polygons = geometry.insert (std::make_pair (ln, std::vector<db::Polygon> ())).first->second;
polygons.push_back (db::Polygon ());
read_rect (polygons.back (), scale);
}
}
if (vd.m1.empty () && vd.m2.empty ()) {
// analyze the layers to find the metals
std::vector<std::string> routing_layers;
for (std::map<std::string, std::vector<db::Polygon> >::const_iterator b = geometry.begin (); b != geometry.end (); ++b) {
if (m_lef_importer.is_routing_layer (b->first)) {
routing_layers.push_back (b->first);
}
}
if (routing_layers.size () == 2) {
vd.m1 = routing_layers[0];
vd.m2 = routing_layers[1];
} else {
warn ("Can't determine routing layers for via: " + n);
}
}
test (";");
if (has_via_rule && top && cut && bottom) {
create_generated_via (*bottom, *cut, *top,
cutsize, cutspacing, be, te, bo, to, offset, rows, columns, pattern);
}
for (std::map<std::string, std::vector<db::Polygon> >::const_iterator g = geometry.begin (); g != geometry.end (); ++g) {
std::pair <bool, unsigned int> dl = open_layer (layout, g->first, ViaGeometry);
if (dl.first) {
for (std::vector<db::Polygon>::const_iterator p = g->second.begin (); p != g->second.end (); ++p) {
cell.shapes (dl.second).insert (*p);
}
}
}
}
expect ("END");
expect ("VIAS");
} else if (test ("STYLES")) {
get_long ();
expect (";");
while (test ("-")) {
test ("STYLE");
int sn = get_long ();
std::vector<db::Point> points;
double x = 0.0, y = 0.0;
while (! test (";")) {
test ("(");
if (! test ("*")) {
x = get_double ();
}
if (! test ("*")) {
y = get_double ();
}
points.push_back (db::Point (db::DPoint (x * scale, y * scale)));
test (")");
}
styles.insert (std::make_pair (sn, db::Polygon ())).first->second.assign_hull (points.begin (), points.end ());
}
test ("END");
test ("STYLES");
} else if (test ("COMPONENTS")) {
get_long ();
expect (";");
while (test ("-")) {
std::string inst_name = get ();
std::string model = get ();
db::Cell *cell = m_lef_importer.macro_by_name (model);
while (test ("+")) {
if (test ("PLACED") || test ("FIXED") || test ("COVER")) {
test ("(");
double x = get_double ();
double y = get_double ();
db::Point pt = db::Point (db::DPoint (x * scale, y * scale));
test (")");
db::FTrans ft = get_orient (false /*mandatory*/);
db::Vector d = pt - m_lef_importer.macro_bbox_by_name (model).transformed (ft).lower_left ();
if (cell) {
db::CellInstArray inst (db::CellInst (cell->cell_index ()), db::Trans (ft.rot (), d));
instances.push_back (std::make_pair (inst_name, inst));
} else {
warn (tl::to_string (tr ("Macro not found in LEF file: ")) + model);
}
} else {
while (! peek ("+") && ! peek ("-") && ! peek (";")) {
take ();
}
}
}
expect (";");
}
expect ("END");
expect ("COMPONENTS");
} else if (test ("PINS")) {
get_long ();
expect (";");
while (test ("-")) {
take (); // pin name
std::string net;
std::string dir;
std::map <std::string, std::vector <db::Polygon> > geometry;
db::Trans trans;
while (test ("+")) {
bool flush = false;
if (test ("DIRECTION")) {
dir = get ();
} else if (test ("NET")) {
net = get ();
} else if (test ("LAYER")) {
std::string ln = get ();
while (test ("DESIGNRULEWIDTH") || test ("SPACING")) {
take ();
}
double x, y;
test ("(");
x = get_double ();
y = get_double ();
db::Point pt1 = db::Point (db::DPoint (x * scale, y * scale));
test (")");
test ("(");
x = get_double ();
y = get_double ();
db::Point pt2 = db::Point (db::DPoint (x * scale, y * scale));
test (")");
geometry.insert (std::make_pair (ln, std::vector<db::Polygon> ())).first->second.push_back (db::Polygon (db::Box (pt1, pt2)));
} else if (test ("POLYGON")) {
std::string ln = get ();
while (test ("DESIGNRULEWIDTH") || test ("SPACING")) {
take ();
}
std::vector<db::Point> points;
double x = 0.0, y = 0.0;
while (! test ("+") && ! test (";")) {
test ("(");
if (! test ("*")) {
x = get_double ();
}
if (! test ("*")) {
y = get_double ();
}
points.push_back (db::Point (db::DPoint (x * scale, y * scale)));
test (")");
}
std::vector<db::Polygon> &polygons = geometry.insert (std::make_pair (ln, std::vector<db::Polygon> ())).first->second;
polygons.push_back (db::Polygon ());
polygons.back ().assign_hull (points.begin (), points.end ());
} else if (test ("PLACED") || test ("FIXED") || test ("COVER")) {
test ("(");
double x = get_double ();
double y = get_double ();
db::Vector d = db::Vector (db::DVector (x * scale, y * scale));
test (")");
db::FTrans ft = get_orient (false /*mandatory*/);
trans = db::Trans (ft.rot (), d);
} else if (test ("PORT")) {
flush = true;
} else {
while (! peek ("+") && ! peek ("-") && ! peek (";")) {
take ();
}
}
if (flush || ! peek ("+")) {
// TODO: put a label on every single object?
std::string label = net;
/* don't add the direction currently, a name is sufficient
if (! dir.empty ()) {
label += ":";
label += dir;
}
*/
// Produce geometry collected so far
for (std::map<std::string, std::vector<db::Polygon> >::const_iterator g = geometry.begin (); g != geometry.end (); ++g) {
std::pair <bool, unsigned int> dl = open_layer (layout, g->first, Pins);
if (dl.first) {
db::properties_id_type prop_id = 0;
if (produce_pin_props ()) {
db::PropertiesRepository::properties_set props;
props.insert (std::make_pair (pin_prop_name_id (), tl::Variant (label)));
prop_id = layout.properties_repository ().properties_id (props);
}
for (std::vector<db::Polygon>::const_iterator p = g->second.begin (); p != g->second.end (); ++p) {
db::Polygon pt = p->transformed (trans);
if (prop_id == 0) {
design.shapes (dl.second).insert (pt);
} else {
design.shapes (dl.second).insert (db::PolygonWithProperties (pt, prop_id));
}
}
}
dl = open_layer (layout, g->first, Label);
if (dl.first) {
db::Box bbox;
if (! g->second.empty ()) {
bbox = g->second.back ().box ().transformed (trans);
}
design.shapes (dl.second).insert (db::Text (label.c_str (), db::Trans (db::Vector (bbox.center ()))));
}
}
geometry.clear ();
trans = db::Trans ();
}
}
expect (";");
}
expect ("END");
expect ("PINS");
} else {
while (! test (";")) {
take ();
}
}
}
// now we have collected the groups, regions and instances we create new subcells for each group
// and put the instances for this group there
db::Cell *others_cell = &design;
if (! groups.empty ()) {
others_cell = &layout.cell (layout.add_cell ("NOGROUP"));
design.insert (db::CellInstArray (others_cell->cell_index (), db::Trans ()));
// Walk through the groups, create a group container cell and put all instances
// that match the group match string there. Then delete these cells (spec says "do not assign any component to more than one group").
for (std::list<Group>::const_iterator g = groups.begin (); g != groups.end (); ++g) {
db::Cell *group_cell = &layout.cell (layout.add_cell (("GROUP_" + g->name).c_str ()));
design.insert (db::CellInstArray (group_cell->cell_index (), db::Trans ()));
if (! g->region_name.empty ()) {
std::map<std::string, std::vector<db::Polygon> >::const_iterator r = regions.find (g->region_name);
if (r == regions.end ()) {
warn (tl::sprintf (tl::to_string (tr ("Not a valid region name: %s in group %s")), g->region_name, g->name));
} else {
std::pair <bool, unsigned int> dl = open_layer (layout, std::string (), Region);
if (dl.first) {
for (std::vector<db::Polygon>::const_iterator p = r->second.begin (); p != r->second.end (); ++p) {
group_cell->shapes (dl.second).insert (*p);
}
}
}
}
if (! g->comp_match.empty ()) {
for (std::list<std::pair<std::string, db::CellInstArray> >::iterator i = instances.begin (); i != instances.end (); ) {
std::list<std::pair<std::string, db::CellInstArray> >::iterator ii = i++;
if (g->comp_matches (ii->first)) {
if (produce_inst_props ()) {
db::PropertiesRepository::properties_set props;
props.insert (std::make_pair (inst_prop_name_id (), tl::Variant (ii->first)));
group_cell->insert (db::CellInstArrayWithProperties (ii->second, layout.properties_repository ().properties_id (props)));
} else {
group_cell->insert (ii->second);
}
instances.erase (ii);
}
}
}
}
}
// treat all remaining cells and put them into the "others_cell" which is the top cell
// if there are no groups.
for (std::list<std::pair<std::string, db::CellInstArray> >::iterator ii = instances.begin (); ii != instances.end (); ++ii) {
if (produce_inst_props ()) {
db::PropertiesRepository::properties_set props;
props.insert (std::make_pair (inst_prop_name_id (), tl::Variant (ii->first)));
others_cell->insert (db::CellInstArrayWithProperties (ii->second, layout.properties_repository ().properties_id (props)));
} else {
others_cell->insert (ii->second);
}
}
}
}