Updated version to go with merge of pull request #137 from
Marwan Abbas.
diff --git a/VERSION b/VERSION
index 45dd586..2a8d962 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.191
+1.0.192
diff --git a/sky130/custom/scripts/check_density.py b/sky130/custom/scripts/check_density.py
index bd10471..f439355 100755
--- a/sky130/custom/scripts/check_density.py
+++ b/sky130/custom/scripts/check_density.py
@@ -173,6 +173,11 @@
# Need to know what fraction of a full tile is the last row and column
print('set xfrac [expr {($xtiles * $stepsizex - $fullwidth + 0.0) / $stepsizex}]', file=ofile)
print('set yfrac [expr {($ytiles * $stepsizey - $fullheight + 0.0) / $stepsizey}]', file=ofile)
+
+ # If the last row/column fraction is zero, then set to 1
+ print('if {$xfrac == 0.0} {set xfrac 1.0}', file=ofile)
+ print('if {$yfrac == 0.0} {set yfrac 1.0}', file=ofile)
+
print('puts stdout "XFRAC: $xfrac"', file=ofile)
print('puts stdout "YFRAC: $yfrac"', file=ofile)
@@ -224,6 +229,7 @@
print('set endtime [orig_clock format [orig_clock seconds] -format "%D %T"]', file=ofile)
print('puts stdout "Ended: $endtime"', file=ofile)
+ print('quit -noprompt', file=ofile)
print('', file=ofile)
@@ -336,6 +342,10 @@
print('Failed to read XTILES or YTILES from output.')
sys.exit(1)
+ if xtiles < 10 or ytiles < 10:
+ print('Layout is < 700um x 700um; cannot run density checks.')
+ sys.exit(1)
+
total_tiles = (ytiles - 9) * (xtiles - 9)
print('')
@@ -346,8 +356,13 @@
sideadjust = 90.0 + (10.0 * xfrac)
topadjust = 90.0 + (10.0 * yfrac)
+
corneradjust = 81.0 + (9.0 * xfrac) + (9.0 * yfrac) + (xfrac * yfrac)
+ print('Side adjustment = ' + str(sideadjust))
+ print('Top adjustment = ' + str(topadjust))
+ print('Corner adjustment = ' + str(corneradjust))
+
print('')
print('FOM Density:')
for y in range(0, ytiles - 9):
