Review Article

Shedding Physical Synthesis Area Bloat

Table 3

The QOR comparison of baseline and new flow.

Circuit Type Area CPU WSLK FOM WL

test1 base1.30777 2812.7 −12.738 −115965 46175031
#gates: 102046 new1.15874 4483.7 0.099 0 18100494

test2 base20.2130 45229.6 −0.170 −2605 381929854
#gates: 717075 new19.5043 52505.1 −0.288 −5669 383202138

test3 base1.92936 5948.8 −0.026 −2 34700143
#gates: 110118 new1.8862 6326.5 0.100 0 34175838

test4 base10.9556 17771.0 −0.436 −928 121271648
#gates: 253815 new10.7207 22537.3 −0.436 −203 116457562

test5 base5.99029 28559.2 0.099 0 150358750
#gates: 663693 new5.51185 31977.5 0.096 0 141428293

test6 base8.29468 13441.5 −0.747 −37 54379592
#gates: 94220 new8.15084 17410.4 −0.754 −36 50603208

test7 base16.3154 18454.7 −0.089 −1 273579209
#gates: 367478 new15.8426 22535.1 0.039 0 257814794

test8 base7.46228 18598.5 0.012 0 136021272
#gates: 476495 new7.12724 22208.1 0.013 0 142562718

test9 base4.81608 14899.8 −0.512 −357 101211621
#gates: 168379 new4.53251 17373.3 −0.375 −118 89450246

test10 base5.54470 27398.3 −1.805 −27248 165713654
#gates: 347502 new4.85059 24215.5 −0.032 −53 90467156

test11 base9.97560 30120.5 −0.528 −696 151761936
#gates: 517459 new9.27245 37599.5 −0.525 −726 144139156

test12 base9.92720 28309.0 −0.347 −117 128984471
#gates: 517583 new9.27470 36257.1 −0.346 −156 124913294

test13 base6.04183 18874.4 0.087 0 157218211
#gates: 554423 new 5.82644 20980.1 0.098 0 154116834

test14 base3.11515 6193.2 0.100 0 33563568
#gates: 142542 new3.01044 6713.1 0.100 0 28902330

test15 base9.95405 31284.2 −0.094 −1 269291914
#gates: 797963 new9.24077 39238.8 −0.057 −22 255280710

test16 base13.7727 57974.5 −0.743 −4498 404978253
#gates: 1066512 new12.1618 71217.3 −0.646 −4048 397577302

test17 base14.4742 30467.7 −0.253 −55 160451598
#gates: 424465 new13.7434 37764.0 −0.486 −63 142016166

test18 base5.15163 15858.4 −0.412 −30 158948356
#gates: 416142 new4.79116 17207.0 −0.403 −29 137246466

test19 base4.66864 9726.1 −0.200 −58 61616468
#gates: 246524 new4.59064 11020.5 −0.200 −58 62023304

test20 base7.00458 27110.2 −0.688 −332 139740251
#gates: 494645 new6.41238 33254.7 −0.100 −54 130307063