Details

analyze8.0ms (0.4%)

Algorithm

1×

Search

True	Other	False	Iter
0%	100%	0%	0
0%	100%	0%	1
0%	100%	0%	2
25%	75%	0%	3
50%	50%	0%	4
93.7%	6.2%	0%	5
96.8%	3.1%	0%	6
98.4%	1.6%	0%	7
99.2%	0.8%	0%	8
99.6%	0.4%	0%	9
99.8%	0.2%	0%	10
99.9%	0.1%	0%	11
99.9%	0%	0%	12
99.9%	0%	0%	13
99.9%	0%	0%	14

Compiler

Compiled 37 to 29 computations (21.6% saved)

sample1.4s (65.5%)

Results

1.3s

8256×

body

128

valid

Compiler

Compiled 110 to 86 computations (21.8% saved)

simplify78.0ms (3.5%)

Algorithm

1×	egg-herbie

Rules

1189×	`distribute-rgt-in_binary64`
1108×	`fma-def_binary64`
1005×	`distribute-lft-in_binary64`
549×	`times-frac_binary64`
430×	`distribute-rgt-out_binary64`

Counts

1 → 2

Iterations

Useful iterations: 8 (0.0ms)

Iter	Nodes	Cost
0	11	52
1	23	48
2	48	46
3	118	42
4	280	42
5	394	42
6	660	42
7	1286	38
8	1638	36
9	2219	36
10	2481	36
11	2637	36
12	2677	36
13	2497	36
14	5129	36

prune4.0ms (0.2%)

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

0.0b

Counts

3 → 1

Alt Table

Status	Error	Program
▶	0.0b	(/.f64 (fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 1) (fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 2))

Compiler

Compiled 113 to 87 computations (23% saved)

localize10.0ms (0.4%)

Local error

Found 4 expressions with local error:

New	Error	Program
✓	0.0b	(+.f64 2 (+.f64 t (/.f64 1 t)))
✓	0.0b	(fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 1)
✓	0.0b	(fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 2)
✓	0.1b	(/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t))))

series51.0ms (2.3%)

Counts

4 → 48

Calls

4 calls:

44.0ms	(/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t))))
3.0ms	(fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 2)
3.0ms	(fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 1)
1.0ms	(+.f64 2 (+.f64 t (/.f64 1 t)))

rewrite20.0ms (0.9%)

Algorithm

1×	rewrite-expression-head

Rules

51×	`*-un-lft-identity_binary64`
25×	`distribute-lft-out_binary64`
18×	`times-frac_binary64`
16×	`add-sqr-sqrt_binary64`
16×	`add-cube-cbrt_binary64`

Counts

4 → 84

Calls

4 calls:

8.0ms	(/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t))))
7.0ms	(+.f64 2 (+.f64 t (/.f64 1 t)))
0.0ms	(fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 2)
0.0ms	(fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 1)

simplify125.0ms (5.7%)

Algorithm

1×	egg-herbie

Rules

792×	`fma-neg_binary64`
458×	`cancel-sign-sub-inv_binary64`
382×	`fma-def_binary64`
301×	`distribute-rgt-in_binary64`
261×	`distribute-lft-in_binary64`

Counts

132 → 171

Iterations

Useful iterations: 4 (0.0ms)

Iter	Nodes	Cost
0	158	2195
1	380	2030
2	995	2013
3	2872	2003
4	4660	2002
5	4914	2002

prune258.0ms (11.8%)

Pruning

1 alts after pruning (0 fresh and 1 done)

	Pruned	Kept	Total
New	278	0	278
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	278	1	279

Error

0.0b

Counts

279 → 1

Alt Table

Status	Error	Program
✓	0.0b	(/.f64 (fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 1) (fma.f64 t (/.f64 4 (+.f64 2 (+.f64 t (/.f64 1 t)))) 2))

Compiler

Compiled 8816 to 6842 computations (22.4% saved)

regimes143.0ms (6.5%)

Accuracy

Total 0.0b remaining (0%)

Threshold costs 0.0b (0%)

Counts

34 → 1

Compiler

Compiled 3084 to 2390 computations (22.5% 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	12	36
1	16	36
2	15	36

end55.0ms (2.5%)

Compiler: Compiled 78 to 60 computations (23.1% saved)

Details

analyze8.0ms (0.4%)

sample1.4s (65.5%)

simplify78.0ms (3.5%)

prune4.0ms (0.2%)

localize10.0ms (0.4%)

series51.0ms (2.3%)

rewrite20.0ms (0.9%)

simplify125.0ms (5.7%)

prune258.0ms (11.8%)

regimes143.0ms (6.5%)

simplify3.0ms (0.1%)

end55.0ms (2.5%)

Profiling