System.Random.MWC.Distributions:standard from mwc-random-0.13.3.2

Time bar (total: 940.0ms)

analyze0.0ms (0%)

Algorithm
1×search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%99.9%0.1%0%0%0%0
100%99.9%0%0.1%0%0%0%1
Compiler

Compiled 10 to 7 computations (30% saved)

Precisions
Click to see histograms. Total time spent on operations: 0.0ms
ival-sub: 0.0ms (0% of total)
ival-mult: 0.0ms (0% of total)
const: 0.0ms (0% of total)

sample666.0ms (70.8%)

Results
410.0ms8256×0valid
Precisions
Click to see histograms. Total time spent on operations: 205.0ms
ival-mult: 140.0ms (68.4% of total)
ival-sub: 52.0ms (25.4% of total)
const: 10.0ms (4.9% of total)
backward-pass: 3.0ms (1.5% of total)
Bogosity

preprocess105.0ms (11.2%)

Algorithm
1×egg-herbie
Rules
287×fma-define
251×fma-neg
100×unsub-neg
62×associate-*r*
55×distribute-lft-in
Iterations

Useful iterations: 1 (0.0ms)

IterNodesCost
024204
159188
2145188
3449188
4891188
51349188
61436188
71456188
Stop Event
1×saturated
Calls
Call 1
Inputs
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) y))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) (neg.f64 y)))
(neg.f64 (*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) y)))
(neg.f64 (*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) (neg.f64 y))))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 y y) x))
Outputs
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) y))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) (neg.f64 y)))
(*.f64 #s(literal 1/2 binary64) (fma.f64 x x y))
(neg.f64 (*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) y)))
(*.f64 #s(literal -1/2 binary64) (-.f64 (*.f64 x x) y))
(*.f64 (-.f64 (*.f64 x x) y) #s(literal -1/2 binary64))
(*.f64 #s(literal 1/2 binary64) (-.f64 y (*.f64 x x)))
(neg.f64 (*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) (neg.f64 y))))
(*.f64 #s(literal -1/2 binary64) (-.f64 (*.f64 x x) (neg.f64 y)))
(*.f64 (fma.f64 x x y) #s(literal -1/2 binary64))
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 y y) x))
(*.f64 #s(literal 1/2 binary64) (fma.f64 y y (neg.f64 x)))
Symmetry

(abs x)

explain63.0ms (6.7%)

FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
00-0-x
00-0-(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
00-0-#s(literal 1/2 binary64)
00-0-(*.f64 x x)
00-0-(-.f64 (*.f64 x x) y)
00-0-y
Results
35.0ms512×256valid
Compiler

Compiled 51 to 22 computations (56.9% saved)

Precisions
Click to see histograms. Total time spent on operations: 12.0ms
ival-mult: 8.0ms (69% of total)
ival-sub: 3.0ms (25.9% of total)
const: 1.0ms (8.6% of total)

eval0.0ms (0%)

Compiler

Compiled 2 to 2 computations (0% saved)

prune1.0ms (0.1%)

Alt Table
Click to see full alt table
StatusAccuracyProgram
▶100.0%
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
Compiler

Compiled 9 to 6 computations (33.3% saved)

localize26.0ms (2.8%)

Results
19.0ms256×256valid
Compiler

Compiled 21 to 8 computations (61.9% saved)

Precisions
Click to see histograms. Total time spent on operations: 6.0ms
ival-mult: 4.0ms (68.3% of total)
ival-sub: 1.0ms (17.1% of total)
const: 0.0ms (0% of total)

eval0.0ms (0%)

Compiler

Compiled 2 to 2 computations (0% saved)

prune1.0ms (0.1%)

Pruning

1 alts after pruning (0 fresh and 1 done)

PrunedKeptTotal
New000
Fresh000
Picked011
Done000
Total011
Accuracy
100.0%
Counts
1 → 1
Alt Table
Click to see full alt table
StatusAccuracyProgram
✓100.0%
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
Compiler

Compiled 18 to 12 computations (33.3% saved)

simplify2.0ms (0.2%)

Algorithm
1×egg-herbie
Rules
2×sub-neg
2×*-commutative
2×+-commutative
1×neg-sub0
1×neg-mul-1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01128
11528
22028
32228
42328
Stop Event
1×saturated
Calls
Call 1
Inputs
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))
Outputs
(*.f64 #s(literal 1/2 binary64) (-.f64 (*.f64 x x) y))

soundness0.0ms (0%)

Stop Event
1×done
Compiler

Compiled 9 to 6 computations (33.3% saved)

preprocess75.0ms (7.9%)

Remove

(abs x)

Compiler

Compiled 72 to 48 computations (33.3% saved)

end0.0ms (0%)

Profiling

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