Examples.Basics.BasicTests:f2 from sbv-4.4

Time bar (total: 1.7s)

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 6 computations (40% 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)

sample812.0ms (47.6%)

Results
331.0ms4653×0valid
261.0ms3603×0infinite
Precisions
Click to see histograms. Total time spent on operations: 208.0ms
ival-mult: 152.0ms (73.2% of total)
ival-sub: 45.0ms (21.7% of total)
const: 8.0ms (3.9% of total)
backward-pass: 4.0ms (1.9% of total)
Bogosity

preprocess337.0ms (19.7%)

Algorithm
1×egg-herbie
Rules
890×fma-define
612×sub-neg
575×fma-neg
564×distribute-lft-in
514×distribute-rgt-in
Iterations

Useful iterations: 1 (0.0ms)

IterNodesCost
020229
166217
2174217
3440217
41065217
52042217
63011217
73853217
85641217
96242217
106355217
116469217
126549217
136549217
147930217
Stop Event
1×node limit
Calls
Call 1
Inputs
(-.f64 (*.f64 x x) (*.f64 y y))
(-.f64 (*.f64 x x) (*.f64 y y))
(-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) (*.f64 y y))
(-.f64 (*.f64 x x) (*.f64 (neg.f64 y) (neg.f64 y)))
(neg.f64 (-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) (*.f64 y y)))
(neg.f64 (-.f64 (*.f64 x x) (*.f64 (neg.f64 y) (neg.f64 y))))
(-.f64 (*.f64 y y) (*.f64 x x))
Outputs
(-.f64 (*.f64 x x) (*.f64 y y))
(*.f64 (+.f64 x y) (-.f64 x y))
(-.f64 (*.f64 x x) (*.f64 y y))
(*.f64 (+.f64 x y) (-.f64 x y))
(-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) (*.f64 y y))
(*.f64 (+.f64 x y) (-.f64 x y))
(-.f64 (*.f64 x x) (*.f64 (neg.f64 y) (neg.f64 y)))
(*.f64 (+.f64 x y) (-.f64 x y))
(neg.f64 (-.f64 (*.f64 (neg.f64 x) (neg.f64 x)) (*.f64 y y)))
(-.f64 (*.f64 y y) (*.f64 x x))
(neg.f64 (-.f64 (*.f64 x x) (*.f64 (neg.f64 y) (neg.f64 y))))
(-.f64 (*.f64 y y) (*.f64 x x))
(-.f64 (*.f64 y y) (*.f64 x x))
Symmetry

(abs x)

(abs y)

explain128.0ms (7.5%)

FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
150-0-(-.f64 (*.f64 x x) (*.f64 y y))
00-0-x
00-0-(*.f64 x x)
00-0-(*.f64 y y)
00-0-y
Results
86.0ms304×256valid
17.0ms208×256infinite
Compiler

Compiled 45 to 17 computations (62.2% saved)

Precisions
Click to see histograms. Total time spent on operations: 11.0ms
ival-mult: 7.0ms (65.3% of total)
ival-sub: 3.0ms (28% of total)
const: 0.0ms (0% of total)

eval0.0ms (0%)

Compiler

Compiled 9 to 5 computations (44.4% saved)

prune1.0ms (0%)

Alt Table
Click to see full alt table
StatusAccuracyProgram
▶100.0%
(*.f64 (+.f64 x y) (-.f64 x y))
Compiler

Compiled 9 to 5 computations (44.4% saved)

localize35.0ms (2.1%)

Results
12.0ms152×256valid
8.0ms104×256infinite
Compiler

Compiled 18 to 6 computations (66.7% saved)

Precisions
Click to see histograms. Total time spent on operations: 5.0ms
ival-add: 2.0ms (38.2% of total)
ival-mult: 2.0ms (38.2% of total)
ival-sub: 1.0ms (19.1% 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 (+.f64 x y) (-.f64 x y))
Compiler

Compiled 25 to 13 computations (48% saved)

regimes6.0ms (0.4%)

Accuracy

Total -3.8b remaining (-∞%)

Threshold costs -3.8b (-∞%)

Counts
2 → 1
Calls
Call 1
Inputs
(*.f64 (+.f64 x y) (-.f64 x y))
(-.f64 (*.f64 x x) (*.f64 y y))
Outputs
(*.f64 (+.f64 x y) (-.f64 x y))
Calls

5 calls:

1.0ms
x
1.0ms
y
1.0ms
(-.f64 (*.f64 x x) (*.f64 y y))
1.0ms
(*.f64 y y)
1.0ms
(*.f64 x x)
Results
AccuracySegmentsBranch
100.0%1x
100.0%1y
100.0%1(-.f64 (*.f64 x x) (*.f64 y y))
100.0%1(*.f64 x x)
100.0%1(*.f64 y y)
Compiler

Compiled 25 to 15 computations (40% saved)

simplify2.0ms (0.1%)

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

Useful iterations: 0 (0.0ms)

IterNodesCost
01031
11531
22031
32231
42331
Stop Event
1×saturated
Calls
Call 1
Inputs
(*.f64 (+.f64 x y) (-.f64 x y))
Outputs
(*.f64 (+.f64 x y) (-.f64 x y))

soundness364.0ms (21.3%)

Rules
890×fma-define
612×sub-neg
575×fma-neg
564×distribute-lft-in
514×distribute-rgt-in
Iterations

Useful iterations: 1 (0.0ms)

IterNodesCost
020229
166217
2174217
3440217
41065217
52042217
63011217
73853217
85641217
96242217
106355217
116469217
126549217
136549217
147930217
Stop Event
1×done
1×node limit
Compiler

Compiled 25 to 13 computations (48% saved)

preprocess22.0ms (1.3%)

Remove

(abs y)

(abs x)

Compiler

Compiled 108 to 60 computations (44.4% saved)

end0.0ms (0%)

Profiling

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