Details

analyze794.0ms (22.1%)

Algorithm

1×

Search

True	Other	False	Iter
0%	100%	0%	0
0%	100%	0%	1
0%	100%	0%	2
50%	50%	0%	3
50%	50%	0%	4
50%	50%	0%	5
50%	50%	0%	6
50%	50%	0%	7
50%	50%	0%	8
50%	50%	0%	9
50%	50%	0%	10
50%	50%	0%	11
50%	49.9%	0%	12
99.6%	0.3%	0%	13
99.9%	0%	0%	14

Compiler

Compiled 53 to 45 computations (15.1% saved)

sample1.9s (53%)

Results

1.7s

8256×

body

128

valid

Compiler

Compiled 158 to 134 computations (15.2% saved)

simplify59.0ms (1.7%)

Algorithm

1×	egg-herbie

Rules

976×	`fma-def_binary64`
667×	`div-sub_binary64`
616×	`sub-neg_binary64`
386×	`unsub-neg_binary64`
342×	`times-frac_binary64`

Counts

1 → 2

Iterations

Useful iterations: 5 (0.0ms)

Iter	Nodes	Cost
0	13	76
1	22	72
2	42	72
3	108	48
4	313	48
5	1138	42
6	3303	42
7	4367	42
8	5019	42

prune4.0ms (0.1%)

Pruning

1 alts after pruning (1 fresh and 0 done)

	Pruned	Kept	Total
New	1	1	2
Fresh	1	0	1
Picked	0	0	0
Done	0	0	0
Total	2	1	3

Error

Counts

3 → 1

Alt Table

Status	Error	Program
▶	0b	(/.f64 (fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 5) (fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 6))

Compiler

Compiled 141 to 121 computations (14.2% saved)

localize9.0ms (0.2%)

Local error

Found 4 expressions with local error:

New	Error	Program
✓	0.0b	(/.f64 2 (+.f64 1 t))
✓	0.0b	(+.f64 (/.f64 2 (+.f64 1 t)) -4)
✓	0.0b	(fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 6)
✓	0.0b	(fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 5)

series12.0ms (0.3%)

Counts

4 → 48

Calls

4 calls:

4.0ms	(fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 5)
3.0ms	(fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 6)
3.0ms	(/.f64 2 (+.f64 1 t))
2.0ms	(+.f64 (/.f64 2 (+.f64 1 t)) -4)

rewrite18.0ms (0.5%)

Algorithm

1×	rewrite-expression-head

Rules

37×	`*-un-lft-identity_binary64`
24×	`times-frac_binary64`
21×	`add-sqr-sqrt_binary64`
21×	`add-cube-cbrt_binary64`
18×	`fma-def_binary64`

Counts

4 → 87

Calls

4 calls:

9.0ms	(+.f64 (/.f64 2 (+.f64 1 t)) -4)
4.0ms	(/.f64 2 (+.f64 1 t))
0.0ms	(fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 6)
0.0ms	(fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 5)

simplify126.0ms (3.5%)

Algorithm

1×	egg-herbie

Rules

767×	`times-frac_binary64`
653×	`fma-neg_binary64`
576×	`cancel-sign-sub-inv_binary64`
385×	`fma-def_binary64`
278×	`sub-neg_binary64`

Counts

135 → 167

Iterations

Useful iterations: 3 (0.0ms)

Iter	Nodes	Cost
0	169	1875
1	427	1715
2	1020	1688
3	2741	1686
4	4468	1686
5	4994	1686

prune387.0ms (10.8%)

Pruning

1 alts after pruning (0 fresh and 1 done)

	Pruned	Kept	Total
New	372	0	372
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	372	1	373

Error

Counts

373 → 1

Alt Table

Status	Error	Program
✓	0b	(/.f64 (fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 5) (fma.f64 (/.f64 2 (+.f64 1 t)) (+.f64 (/.f64 2 (+.f64 1 t)) -4) 6))

Compiler

Compiled 13141 to 11265 computations (14.3% saved)

regimes217.0ms (6%)

Accuracy

Total 0.0b remaining (0%)

Threshold costs 0.0b (0%)

Counts

40 → 1

Compiler

Compiled 5420 to 4636 computations (14.5% saved)

simplify3.0ms (0.1%)

Algorithm

1×	egg-herbie

Rules

2×	`+-commutative_binary64`
1×	`1-exp_binary64`

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	13	42
1	17	42
2	16	42

end63.0ms (1.7%)

Compiler: Compiled 90 to 78 computations (13.3% saved)

Details

analyze794.0ms (22.1%)

sample1.9s (53%)

simplify59.0ms (1.7%)

prune4.0ms (0.1%)

localize9.0ms (0.2%)

series12.0ms (0.3%)

rewrite18.0ms (0.5%)

simplify126.0ms (3.5%)

prune387.0ms (10.8%)

regimes217.0ms (6%)

simplify3.0ms (0.1%)

end63.0ms (1.7%)

Profiling