diff options
Diffstat (limited to 'tools/profiling/microbenchmarks/bm_diff/bm_speedup.py')
| -rwxr-xr-x | tools/profiling/microbenchmarks/bm_diff/bm_speedup.py | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/tools/profiling/microbenchmarks/bm_diff/bm_speedup.py b/tools/profiling/microbenchmarks/bm_diff/bm_speedup.py index 3d126efa62..5bff8d0ca9 100755 --- a/tools/profiling/microbenchmarks/bm_diff/bm_speedup.py +++ b/tools/profiling/microbenchmarks/bm_diff/bm_speedup.py @@ -17,8 +17,6 @@ from scipy import stats import math -_THRESHOLD = 1e-10 - def scale(a, mul): return [x * mul for x in a] @@ -28,18 +26,18 @@ def cmp(a, b): return stats.ttest_ind(a, b) -def speedup(new, old): +def speedup(new, old, threshold): if (len(set(new))) == 1 and new == old: return 0 s0, p0 = cmp(new, old) if math.isnan(p0): return 0 if s0 == 0: return 0 - if p0 > _THRESHOLD: return 0 + if p0 > threshold: return 0 if s0 < 0: pct = 1 while pct < 101: sp, pp = cmp(new, scale(old, 1 - pct / 100.0)) if sp > 0: break - if pp > _THRESHOLD: break + if pp > threshold: break pct += 1 return -(pct - 1) else: @@ -47,7 +45,7 @@ def speedup(new, old): while pct < 100000: sp, pp = cmp(new, scale(old, 1 + pct / 100.0)) if sp < 0: break - if pp > _THRESHOLD: break + if pp > threshold: break pct += 1 return pct - 1 |