simple fma test

Time bar (total: 3.7s)

analyze1.0ms (0%)

Algorithm
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 16 to 10 computations (37.5% saved)

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

sample2.2s (60.5%)

Results
1.0s3109×2valid
473.0ms2920×1valid
250.0ms2134×0valid
26.0ms93×3valid
Precisions
Click to see histograms. Total time spent on operations: 1.1s
ival-fma: 384.0ms (35.1% of total)
ival-add: 240.0ms (21.9% of total)
ival-mult: 207.0ms (18.9% of total)
backward-pass: 148.0ms (13.5% of total)
ival-sub: 97.0ms (8.9% of total)
const: 17.0ms (1.6% of total)
Bogosity

preprocess342.0ms (9.3%)

Algorithm
egg-herbie
Rules
2603×fma-define
911×fma-neg
826×unsub-neg
476×sub-neg
291×distribute-neg-in
Iterations

Useful iterations: 2 (0.0ms)

IterNodesCost
052553
1137541
237811
3153411
4359911
5504611
6598811
7702211
8766011
9774411
10774411
11785211
12793911
13796011
14797211
15797811
16797811
Stop Event
node limit
Calls
Call 1
Inputs
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
(-.f64 (fma.f64 (neg.f64 x) y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 (neg.f64 x) y) z)))
(-.f64 (fma.f64 x (neg.f64 y) z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x (neg.f64 y)) z)))
(-.f64 (fma.f64 x y (neg.f64 z)) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) (neg.f64 z))))
(neg.f64 (-.f64 (fma.f64 (neg.f64 x) y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 (neg.f64 x) y) z))))
(neg.f64 (-.f64 (fma.f64 x (neg.f64 y) z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x (neg.f64 y)) z))))
(neg.f64 (-.f64 (fma.f64 x y (neg.f64 z)) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) (neg.f64 z)))))
(-.f64 (fma.f64 y x z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 y x) z)))
(-.f64 (fma.f64 z y x) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 z y) x)))
(-.f64 (fma.f64 x z y) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x z) y)))
Outputs
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
(-.f64 (fma.f64 (neg.f64 x) y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 (neg.f64 x) y) z)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
(-.f64 (fma.f64 x (neg.f64 y) z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x (neg.f64 y)) z)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
(-.f64 (fma.f64 x y (neg.f64 z)) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) (neg.f64 z))))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
(neg.f64 (-.f64 (fma.f64 (neg.f64 x) y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 (neg.f64 x) y) z))))
(neg.f64 (-.f64 (fma.f64 x (neg.f64 y) z) (+.f64 #s(literal 1 binary64) (fma.f64 x (neg.f64 y) z))))
(+.f64 (-.f64 (*.f64 x y) z) (+.f64 z (-.f64 #s(literal 1 binary64) (*.f64 x y))))
#s(literal 1 binary64)
(neg.f64 (-.f64 (fma.f64 x (neg.f64 y) z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x (neg.f64 y)) z))))
(neg.f64 (-.f64 (fma.f64 x (neg.f64 y) z) (+.f64 #s(literal 1 binary64) (fma.f64 x (neg.f64 y) z))))
(+.f64 (-.f64 (*.f64 x y) z) (+.f64 z (-.f64 #s(literal 1 binary64) (*.f64 x y))))
#s(literal 1 binary64)
(neg.f64 (-.f64 (fma.f64 x y (neg.f64 z)) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) (neg.f64 z)))))
(neg.f64 (-.f64 (fma.f64 x (neg.f64 y) z) (+.f64 #s(literal 1 binary64) (fma.f64 x (neg.f64 y) z))))
(+.f64 (-.f64 (*.f64 x y) z) (+.f64 z (-.f64 #s(literal 1 binary64) (*.f64 x y))))
#s(literal 1 binary64)
(-.f64 (fma.f64 y x z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 y x) z)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
(-.f64 (fma.f64 z y x) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 z y) x)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
(-.f64 (fma.f64 x z y) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x z) y)))
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (fma.f64 x y z)))
#s(literal -1 binary64)
Symmetry

(abs x)

(abs y)

(abs z)

(sort x y z)

explain585.0ms (15.9%)

FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
2212(3.641267570102039e-303 2.22724341913979e-125 9960289366112.97)0-(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
00-0-x
00-0-y
00-0-(*.f64 x y)
00-0-z
00-0-(+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z))
00-0-#s(literal 1 binary64)
00-0-(fma.f64 x y z)
00-0-(+.f64 (*.f64 x y) z)
Results
217.0ms68×0valid
198.0ms264×2valid
112.0ms180×1valid
Compiler

Compiled 93 to 29 computations (68.8% saved)

Precisions
Click to see histograms. Total time spent on operations: 183.0ms
ival-add: 134.0ms (73.4% of total)
ival-fma: 17.0ms (9.3% of total)
backward-pass: 15.0ms (8.2% of total)
ival-mult: 10.0ms (5.5% of total)
ival-sub: 6.0ms (3.3% of total)
const: 1.0ms (0.5% of total)

eval0.0ms (0%)

Compiler

Compiled 15 to 8 computations (46.7% saved)

prune1.0ms (0%)

Alt Table
Click to see full alt table
StatusAccuracyProgram
100.0%
#s(literal -1 binary64)
Compiler

Compiled 4 to 4 computations (0% saved)

localize16.0ms (0.4%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
011
Stop Event
saturated
Calls
Call 1
Inputs
#s(literal -1 binary64)
Outputs
#s(literal -1 binary64)
Results
9.0ms256×0valid
Compiler

Compiled 5 to 5 computations (0% saved)

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

eval0.0ms (0%)

Compiler

Compiled 3 to 3 computations (0% saved)

prune1.0ms (0%)

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%
#s(literal -1 binary64)
Compiler

Compiled 20 to 14 computations (30% saved)

regimes6.0ms (0.2%)

Accuracy

Total -53.6b remaining (-∞%)

Threshold costs -53.6b (-∞%)

Counts
2 → 1
Calls
Call 1
Inputs
#s(literal -1 binary64)
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
Outputs
#s(literal -1 binary64)
Calls

4 calls:

1.0ms
z
1.0ms
y
1.0ms
x
1.0ms
(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
Results
AccuracySegmentsBranch
100.0%1x
100.0%1y
100.0%1z
100.0%1(-.f64 (fma.f64 x y z) (+.f64 #s(literal 1 binary64) (+.f64 (*.f64 x y) z)))
Compiler

Compiled 27 to 18 computations (33.3% saved)

simplify1.0ms (0%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
011
Stop Event
saturated
Calls
Call 1
Inputs
#s(literal -1 binary64)
Outputs
#s(literal -1 binary64)

soundness457.0ms (12.5%)

Rules
2603×fma-define
911×fma-neg
826×unsub-neg
476×sub-neg
291×distribute-neg-in
Iterations

Useful iterations: 2 (0.0ms)

IterNodesCost
052553
1137541
237811
3153411
4359911
5504611
6598811
7702211
8766011
9774411
10774411
11785211
12793911
13796011
14797211
15797811
16797811
Stop Event
done
node limit
Compiler

Compiled 62 to 21 computations (66.1% saved)

preprocess37.0ms (1%)

Remove

(sort x y z)

(abs z)

(abs y)

(abs x)

Compiler

Compiled 110 to 98 computations (10.9% saved)

end0.0ms (0%)

Profiling

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