diff options
| author | Emilio Cota <ecg@google.com> | 2021-03-10 11:29:26 -0800 |
|---|---|---|
| committer | Eugene Zhulenev <ezhulenev@google.com> | 2021-03-10 14:49:22 -0800 |
| commit | c0891706bc9faf428dfde7feddd8203efc43e118 (patch) | |
| tree | 0be1deedfef34f812c43c5890d6168e29242d4e1 /llvm/utils/UpdateTestChecks/common.py | |
| parent | 683e89722aa0fd9afd41fb0799e46e1b28db1de6 (diff) | |
| download | llvm-c0891706bc9faf428dfde7feddd8203efc43e118.zip llvm-c0891706bc9faf428dfde7feddd8203efc43e118.tar.gz llvm-c0891706bc9faf428dfde7feddd8203efc43e118.tar.bz2 | |
[mlir] Add polynomial approximation for math::Log2
```
name old cpu/op new cpu/op delta
BM_mlir_Log2_f32/10 134ns ±15% 45ns ± 4% -66.39% (p=0.000 n=20+17)
BM_mlir_Log2_f32/100 1.03µs ±16% 0.12µs ±10% -88.78% (p=0.000 n=20+18)
BM_mlir_Log2_f32/1k 10.3µs ±16% 0.7µs ± 5% -93.24% (p=0.000 n=20+17)
BM_mlir_Log2_f32/10k 104µs ±15% 7µs ±14% -93.25% (p=0.000 n=20+20)
BM_eigen_s_Log2_f32/10 95.3ns ±17% 90.9ns ± 6% ~ (p=0.228 n=20+18)
BM_eigen_s_Log2_f32/100 907ns ± 3% 911ns ± 6% ~ (p=0.539 n=16+20)
BM_eigen_s_Log2_f32/1k 9.88µs ± 4% 9.85µs ± 3% ~ (p=0.790 n=16+17)
BM_eigen_s_Log2_f32/10k 105µs ±10% 110µs ±16% ~ (p=0.459 n=16+20)
BM_eigen_v_Log2_f32/10 32.5ns ±31% 33.9ns ±14% +4.31% (p=0.028 n=17+20)
BM_eigen_v_Log2_f32/100 176ns ± 8% 180ns ± 7% +2.19% (p=0.045 n=16+17)
BM_eigen_v_Log2_f32/1k 1.44µs ± 4% 1.50µs ± 9% +3.91% (p=0.001 n=16+17)
BM_eigen_v_Log2_f32/10k 14.5µs ±10% 15.0µs ± 8% +3.92% (p=0.002 n=16+19)
```
Reviewed By: ezhulenev
Differential Revision: https://reviews.llvm.org/D98282
Diffstat (limited to 'llvm/utils/UpdateTestChecks/common.py')
0 files changed, 0 insertions, 0 deletions