queen: An excellent FPGA Technology Mapper for both Area and Performance.
The circuits have been optimized by "resyn, resyn2" scripts of ABC before mapping.
| Benchmark name | Inputs | Outputs | ABC-if | queen | ratio |
|---|---|---|---|---|---|
| Adder | 256 | 129 | 249 | 192 | -23% |
| Barrel shifter | 135 | 128 | 512 | 512 | 0% |
| Divisor | 128 | 128 | 8205 | 6621 | -19% |
| Hypotenuse | 256 | 128 | 47385 | 44148 | -7% |
| Log2 | 32 | 32 | 7709 | 6655 | -14% |
| Max | 512 | 130 | 724 | 736 | 2% |
| Multiplier | 128 | 128 | 5689 | 4595 | -19% |
| Sine | 24 | 25 | 1455 | 1309 | -10% |
| Square-root | 128 | 64 | 5054 | 3394 | -33% |
| Square | 64 | 128 | 3919 | 3476 | -11% |
| Round-robin arbiter | 256 | 129 | 2599 | 2595 | 0% |
| Alu control unit | 7 | 26 | 29 | 28 | -3% |
| Coding-cavlc | 10 | 11 | 118 | 119 | 1% |
| Decoder | 8 | 256 | 287 | 288 | 0% |
| I2c controller | 147 | 142 | 309 | 296 | -4% |
| Int to float converter | 11 | 7 | 46 | 45 | -2% |
| Memory controller | 1204 | 1231 | 11448 | 11172 | -2% |
| Priority encoder | 128 | 8 | 216 | 174 | -19% |
| Lookahead XY router | 60 | 30 | 74 | 48 | -35% |
| Voter | 1001 | 1 | 1940 | 1607 | -17% |