OpenROAD/src/gpl/test/clust02.tcl at 09d5694af6ac915fc2c1c9cd89382f9729df2fb4 · osamahammad21/OpenROAD · GitHub

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source helpers.tcl
set test_name clust02


read_lef ./asap7/asap7_tech_1x_201209.lef
read_lef ./SingleBit/asap7sc7p5t_28_L_1x_220121a.lef
read_lib ./SingleBit/asap7sc7p5t_SEQ_LVT_TT_nldm_220123.lib

read_lef ./2BitTrayH2/asap7sc7p5t_DFFHQNV2X.lef
read_lib ./2BitTrayH2/asap7sc7p5t_DFFHQNV2X_LVT_TT_nldm_FAKE.lib

read_lef ./4BitTrayH4/asap7sc7p5t_DFFHQNV4X.lef
read_lib ./4BitTrayH4/asap7sc7p5t_DFFHQNV4X_LVT_TT_nldm_FAKE.lib

read_lef ./4BitTrayH2W2/asap7sc7p5t_DFFHQNH2V2X.lef
read_lib ./4BitTrayH2W2/asap7sc7p5t_DFFHQNH2V2X_LVT_TT_nldm_FAKE.lib

set db [ord::get_db]
set chip [odb::dbChip_create $db [$db getTech]]
set block [odb::dbBlock_create $chip "top"]
$block setDefUnits 1000

set clk [odb::dbNet_create $block "clk"]
$clk setSigType CLOCK

set master [$db findMaster "DFFHQNx1_ASAP7_75t_L"]

proc RandomInteger { max } {
  return [expr { int(rand() * $max) }]
}

set width 100
set height 100

expr { srand(17) }
for { set i 0 } { $i < 100 } { incr i } {
  set x [RandomInteger [expr $width * 1000]]
  set y [RandomInteger [expr $height * 1000]]

  set inst [odb::dbInst_create $block $master "inst_${x}_${y}"]
  $inst setLocation $x $y
  $inst setPlacementStatus PLACED

  set clk_iterm [$inst findITerm "CLK"]
  $clk_iterm connect $clk

  set d_net [odb::dbNet_create $block "net_d_${x}_${y}"]
  set d_iterm [$inst findITerm "D"]
  $d_iterm connect $d_net
}

ord::design_created

initialize_floorplan \
  -die_area [list 0 0 $width $height] \
  -core_area [list 0 0 $width $height] \
  -site asap7sc7p5t

cluster_flops -tray_weight 60.0 \
  -timing_weight 1.0 \
  -max_split_size 50 \
  -num_paths 0

set def_file [make_result_file $test_name.def]
write_def $def_file
diff_file $def_file $test_name.defok