Timing Comparison Between pre-logic cutting and post-logic cutting.
May 22, 2022 ยท View on GitHub
- "PreLC" means pre-logic cutting. (before the break_timing_path.tcl)
- "PostLC" means post-logic cutting. (after the break_timing_path.tcl)
- Note that all timing results were measured using OpenSTA with PrePlace engine. We followed the commercial tool's PrePlace timing convention. (e.g., ignoring timing paths for every net where fanout is >= 100).
| Design (PDK / Academic Bookshelf) | PreLC Effective Clock Periods (ns) | PreLC # Stage on the Worst Timing Path | PostLC Effective Clock Periods (ns) | PostLC # Stage on the Worst Timing Path |
|---|---|---|---|---|
| asap7/DAC2012_superblue11 | 70.47 | 2497 | 2.37 | 27 |
| asap7/DAC2012_superblue12 | 3.91 | 141 | 3.11 | 20 |
| asap7/DAC2012_superblue14 | 16.76 | 450 | 2.78 | 26 |
| asap7/DAC2012_superblue16 | 4.72 | 144 | 1.31 | 21 |
| asap7/DAC2012_superblue19 | 7.25 | 279 | 1.79 | 18 |
| asap7/DAC2012_superblue2 | 8.55 | 327 | 2.47 | 11 |
| asap7/DAC2012_superblue3 | 13.28 | 495 | 1.89 | 24 |
| asap7/DAC2012_superblue5 | 7.26 | 271 | 2.62 | 26 |
| asap7/DAC2012_superblue6 | 7.18 | 267 | 2.67 | 26 |
| asap7/DAC2012_superblue7 | 5.42 | 211 | 2.87 | 10 |
| asap7/DAC2012_superblue9 | 8.14 | 308 | 2.05 | 82 |
| asap7/ISPD2006_adaptec1 | 42.71 | 1070 | 1.36 | 27 |
| asap7/ISPD2006_adaptec2 | 68.83 | 2412 | 1.54 | 27 |
| asap7/ISPD2006_adaptec3 | 498.73 | 16255 | 2.16 | 27 |
| asap7/ISPD2006_adaptec4 | 405.11 | 13884 | 1.34 | 27 |
| asap7/ISPD2006_adaptec5 | 1005.98 | 31906 | 2.04 | 26 |
| asap7/ISPD2006_bigblue1 | 175.31 | 5939 | 1.33 | 27 |
| asap7/ISPD2006_bigblue2 | 148.37 | 4315 | 1.69 | 25 |
| asap7/ISPD2006_bigblue3 | 85.4 | 3174 | 1.49 | 27 |
| asap7/ISPD2006_bigblue4 | 540.97 | 15045 | 4.45 | 77 |
| asap7/ISPD2006_newblue1 | 67.88 | 2953 | 1.19 | 26 |
| asap7/ISPD2006_newblue2 | 418.63 | 11588 | 1.52 | 27 |
| asap7/ISPD2006_newblue3 | 44.95 | 1213 | 1.66 | 20 |
| asap7/ISPD2006_newblue4 | 355.09 | 11178 | 1.37 | 27 |
| asap7/ISPD2006_newblue5 | 45.6 | 1504 | 1.56 | 26 |
| asap7/ISPD2006_newblue6 | 461.99 | 13655 | 1.83 | 27 |
| asap7/ISPD2006_newblue7 | 279.39 | 8253 | 1.96 | 27 |
| asap7/ISPD2011_superblue10 | 8.47 | 268 | 2.57 | 25 |
| asap7/ISPD2011_superblue12 | 3.91 | 141 | 3.11 | 20 |
| asap7/ISPD2011_superblue15 | 2.44 | 27 | 2.37 | 29 |
| asap7/ISPD2011_superblue18 | 5.72 | 189 | 2.72 | 16 |
| asap7/ISPD2011_superblue1 | 8.11 | 302 | 1.87 | 28 |
| asap7/ISPD2011_superblue2 | 8.55 | 327 | 2.47 | 11 |
| asap7/ISPD2011_superblue4 | 21.68 | 533 | 1.74 | 14 |
| asap7/ISPD2011_superblue5 | 7.26 | 271 | 2.62 | 26 |
| ng45/DAC2012_superblue11 | 117.2 | 2482 | 10.97 | 28 |
| ng45/DAC2012_superblue12 | 8.72 | 141 | 3.08 | 14 |
| ng45/DAC2012_superblue14 | 66.19 | 440 | 4.52 | 19 |
| ng45/DAC2012_superblue16 | 11.29 | 143 | 2.38 | 27 |
| ng45/DAC2012_superblue19 | 13.98 | 279 | 3.91 | 17 |
| ng45/DAC2012_superblue2 | 16.7 | 325 | 4.2 | 23 |
| ng45/DAC2012_superblue3 | 24.22 | 485 | 4.36 | 26 |
| ng45/DAC2012_superblue5 | 29.88 | 447 | 4.94 | 19 |
| ng45/DAC2012_superblue6 | 45.35 | 879 | 6.75 | 12 |
| ng45/DAC2012_superblue7 | 10.3 | 208 | 4.58 | 8 |
| ng45/DAC2012_superblue9 | 16.05 | 320 | 3.31 | 23 |
| ng45/ISPD2006_adaptec1 | 53.06 | 847 | 2.34 | 26 |
| ng45/ISPD2006_adaptec2 | 180.77 | 3408 | 2.41 | 26 |
| ng45/ISPD2006_adaptec3 | 188.48 | 3942 | 2.39 | 26 |
| ng45/ISPD2006_adaptec4 | 270.59 | 5447 | 2.37 | 27 |
| ng45/ISPD2006_adaptec5 | 364.15 | 6731 | 2.92 | 24 |
| ng45/ISPD2006_bigblue1 | 243.91 | 4128 | 2.37 | 25 |
| ng45/ISPD2006_bigblue2 | 297.02 | 4312 | 2.61 | 26 |
| ng45/ISPD2006_bigblue3 | 843.3 | 16991 | 3 | 26 |
| ng45/ISPD2006_bigblue4 | 944.62 | 16728 | 3.07 | 26 |
| ng45/ISPD2006_newblue1 | 166.28 | 3787 | 2.58 | 26 |
| ng45/ISPD2006_newblue2 | 842.98 | 15361 | 2.33 | 26 |
| ng45/ISPD2006_newblue3 | 128.47 | 2443 | 2.41 | 26 |
| ng45/ISPD2006_newblue4 | 600.24 | 12320 | 2.61 | 25 |
| ng45/ISPD2006_newblue5 | 59.16 | 1152 | 3.13 | 26 |
| ng45/ISPD2006_newblue6 | 274.1 | 5142 | 2.74 | 26 |
| ng45/ISPD2006_newblue7 | 555.64 | 9820 | 2.6 | 26 |
| ng45/ISPD2011_superblue10 | 19.48 | 267 | 3.23 | 24 |
| ng45/ISPD2011_superblue12 | 8.72 | 141 | 3.08 | 14 |
| ng45/ISPD2011_superblue15 | 13.08 | 105 | 7.53 | 23 |
| ng45/ISPD2011_superblue18 | 12.98 | 187 | 4.05 | 7 |
| ng45/ISPD2011_superblue1 | 15.74 | 308 | 3.77 | 18 |
| ng45/ISPD2011_superblue2 | 16.7 | 325 | 4.2 | 23 |
| ng45/ISPD2011_superblue4 | 87.03 | 513 | 7.31 | 14 |
| ng45/ISPD2011_superblue5 | 29.88 | 447 | 4.94 | 19 |
| sky130hd/DAC2012_superblue11 | 478.38 | 2473 | 27.47 | 22 |
| sky130hd/DAC2012_superblue12 | 30.99 | 139 | 18.11 | 21 |
| sky130hd/DAC2012_superblue14 | 126.27 | 447 | 17.24 | 38 |
| sky130hd/DAC2012_superblue16 | 39.39 | 144 | 8.78 | 20 |
| sky130hd/DAC2012_superblue19 | 55.55 | 272 | 13.79 | 16 |
| sky130hd/DAC2012_superblue2 | 66.27 | 327 | 13.87 | 23 |
| sky130hd/DAC2012_superblue3 | 82.78 | 490 | 15.01 | 24 |
| sky130hd/DAC2012_superblue5 | 88.15 | 453 | 18.91 | 21 |
| sky130hd/DAC2012_superblue6 | 161.58 | 875 | 12.91 | 24 |
| sky130hd/DAC2012_superblue7 | 41.13 | 209 | 21.56 | 10 |
| sky130hd/DAC2012_superblue9 | 62.78 | 319 | 17.18 | 26 |
| sky130hd/ISPD2006_adaptec1 | 168.27 | 846 | 9.94 | 26 |
| sky130hd/ISPD2006_adaptec2 | 524.11 | 3401 | 7.99 | 27 |
| sky130hd/ISPD2006_adaptec3 | 667.84 | 3913 | 10.76 | 26 |
| sky130hd/ISPD2006_adaptec4 | 876.87 | 5422 | 10.12 | 26 |
| sky130hd/ISPD2006_adaptec5 | 1318.44 | 6712 | 12.98 | 26 |
| sky130hd/ISPD2006_bigblue1 | 734.37 | 4108 | 10.47 | 24 |
| sky130hd/ISPD2006_bigblue2 | 1269.62 | 4304 | 12.14 | 22 |
| sky130hd/ISPD2006_bigblue3 | 2870.04 | 16870 | 10.08 | 26 |
| sky130hd/ISPD2006_bigblue4 | 3370.62 | 16582 | 15.09 | 26 |
| sky130hd/ISPD2006_newblue1 | 492.84 | 3776 | 8.57 | 25 |
| sky130hd/ISPD2006_newblue2 | 2853.07 | 15276 | 12.51 | 26 |
| sky130hd/ISPD2006_newblue3 | 419.11 | 2413 | 9.6 | 25 |
| sky130hd/ISPD2006_newblue4 | 2029.4 | 10320 | 9.93 | 26 |
| sky130hd/ISPD2006_newblue5 | 215.79 | 1152 | 13.22 | 26 |
| sky130hd/ISPD2006_newblue6 | 878.14 | 5107 | 15.84 | 26 |
| sky130hd/ISPD2006_newblue7 | 1806.75 | 9804 | 11.62 | 26 |
| sky130hd/ISPD2011_superblue10 | 70.83 | 267 | 10.64 | 23 |
| sky130hd/ISPD2011_superblue12 | 30.99 | 139 | 18.11 | 21 |
| sky130hd/ISPD2011_superblue15 | 35.43 | 104 | 18.52 | 24 |
| sky130hd/ISPD2011_superblue18 | 51.89 | 188 | 15.17 | 6 |
| sky130hd/ISPD2011_superblue1 | 61.99 | 306 | 12.05 | 27 |
| sky130hd/ISPD2011_superblue2 | 66.27 | 327 | 13.87 | 23 |
| sky130hd/ISPD2011_superblue4 | 194.99 | 523 | 29.55 | 19 |
| sky130hd/ISPD2011_superblue5 | 88.15 | 453 | 18.91 | 21 |
| sky130hs/DAC2012_superblue11 | 369.53 | 2480 | 11.22 | 26 |
| sky130hs/DAC2012_superblue12 | 27.89 | 140 | 8.79 | 37 |
| sky130hs/DAC2012_superblue14 | 84.45 | 449 | 11.76 | 36 |
| sky130hs/DAC2012_superblue16 | 32.65 | 144 | 6.84 | 27 |
| sky130hs/DAC2012_superblue19 | 48.25 | 275 | 13.39 | 13 |
| sky130hs/DAC2012_superblue2 | 58.05 | 327 | 10.12 | 18 |
| sky130hs/DAC2012_superblue3 | 59.38 | 495 | 8.39 | 20 |
| sky130hs/DAC2012_superblue5 | 60.57 | 452 | 17.53 | 13 |
| sky130hs/DAC2012_superblue6 | 117.18 | 862 | 11.61 | 23 |
| sky130hs/DAC2012_superblue7 | 35.69 | 210 | 16.19 | 10 |
| sky130hs/DAC2012_superblue9 | 55.25 | 319 | 10.98 | 16 |
| sky130hs/ISPD2006_adaptec1 | 144.14 | 846 | 8.16 | 26 |
| sky130hs/ISPD2006_adaptec2 | 419.71 | 3400 | 6.31 | 25 |
| sky130hs/ISPD2006_adaptec3 | 545.85 | 3925 | 9.27 | 26 |
| sky130hs/ISPD2006_adaptec4 | 704.69 | 5419 | 8.44 | 26 |
| sky130hs/ISPD2006_adaptec5 | 1010.99 | 6682 | 9.13 | 26 |
| sky130hs/ISPD2006_bigblue1 | 597.81 | 4098 | 7.87 | 26 |
| sky130hs/ISPD2006_bigblue2 | 866.63 | 4314 | 10.02 | 26 |
| sky130hs/ISPD2006_bigblue3 | 2266.2 | 16801 | 8.87 | 26 |
| sky130hs/ISPD2006_bigblue4 | 2579.79 | 16625 | 9.87 | 26 |
| sky130hs/ISPD2006_newblue1 | 388.33 | 3800 | 7.57 | 22 |
| sky130hs/ISPD2006_newblue2 | 2149.87 | 15200 | 8.74 | 26 |
| sky130hs/ISPD2006_newblue3 | 411.92 | 2387 | 8.99 | 26 |
| sky130hs/ISPD2006_newblue4 | 1646.6 | 10340 | 7.39 | 26 |
| sky130hs/ISPD2006_newblue5 | 150.39 | 1136 | 8.73 | 26 |
| sky130hs/ISPD2006_newblue6 | 715.32 | 5057 | 10.7 | 26 |
| sky130hs/ISPD2006_newblue7 | 1425.84 | 9694 | 9.72 | 26 |
| sky130hs/ISPD2011_superblue10 | 64.98 | 266 | 9.22 | 26 |
| sky130hs/ISPD2011_superblue12 | 27.89 | 140 | 8.79 | 37 |
| sky130hs/ISPD2011_superblue15 | 24.16 | 122 | 9.86 | 19 |
| sky130hs/ISPD2011_superblue18 | 45.84 | 187 | 10.88 | 6 |
| sky130hs/ISPD2011_superblue1 | 54.78 | 307 | 8.8 | 31 |
| sky130hs/ISPD2011_superblue2 | 58.05 | 327 | 10.12 | 18 |
| sky130hs/ISPD2011_superblue4 | 88.29 | 546 | 10.86 | 23 |
| sky130hs/ISPD2011_superblue5 | 60.57 | 452 | 17.53 | 13 |