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RISC-V to x86 binary translation benchmarks
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| Runtime (seconds) | |
| RV32 x86-32 RV64 x86-64 | |
| meta meta qemu meta meta qemu | |
| interp JIT user native interp JIT user native | |
| primes 11.57 0.59 0.52 0.34 5.07 0.17 0.27 0.11 | |
| miniz 32.55 1.58 2.17 0.81 41.52 2.09 2.20 0.76 | |
| SHA-512 55.27 2.47 2.74 0.73 23.69 0.70 1.12 0.24 | |
| AES 32.75 0.96 1.52 0.37 38.39 1.00 1.61 0.27 | |
| qsort 3.86 0.25 1.01 0.13 3.96 0.28 0.94 0.13 | |
| dhrystone 23.34 0.49 2.18 0.18 22.30 0.49 2.21 0.10 | |
| DMIPS (v1.1) 243 11579 2610 31386 254 11547 2576 55132 | |
| Performance Ratio (smaller is better) | |
| RV32 x86-32 RV64 x86-64 | |
| meta meta qemu meta meta qemu | |
| interp JIT user native interp JIT user native | |
| primes 34.33 1.75 1.55 1.00 44.43 1.52 2.36 1.00 | |
| miniz 40.19 1.95 2.68 1.00 55.00 2.77 2.92 1.00 | |
| SHA-512 76.23 3.40 3.78 1.00 100.39 2.97 4.76 1.00 | |
| AES 88.02 2.57 4.08 1.00 140.12 3.66 5.88 1.00 | |
| qsort 28.82 1.86 7.50 1.00 29.52 2.05 7.04 1.00 | |
| dhrystone 128.97 2.72 12.04 1.00 214.45 4.75 21.23 1.00 | |
| Ratio (average) 66:1 2.4:1 5.3:1 1:1 97:1 3:1 7.4:1 1:1 | |
| Notes: | |
| - riscv32/riscv64 (gcc -Os) 7.0.1 20170321 (experimental) | |
| - x86-32/x86-64 (gcc -O3) (Debian 6.3.0-6) 6.3.0 20170205 | |
| - native Intel(R) Core(TM) i7-5557U CPU @ 3.10GHz | |
| - all RISC-V code is compiled with RVC compression enabled |
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