Details

analyze162.0ms (7.6%)

Algorithm

1×

Search

True	Other	False	Iter
0%	99.9%	0.1%	0
0%	99.9%	0.1%	1
0%	99.9%	0.1%	2
0%	99.9%	0.1%	3
0%	99.9%	0.1%	4
25%	74.9%	0.1%	5
25%	62.4%	12.6%	6
25%	40.6%	34.4%	7
25%	32.8%	42.2%	8
25%	23.4%	51.6%	9
28.1%	18%	54%	10
31.6%	11.5%	56.9%	11
33.4%	8.9%	57.8%	12
35.2%	5.7%	59.1%	13
36.1%	4.4%	59.4%	14

Compiler

Compiled 10 to 8 computations (20% saved)

sample1.2s (55%)

Results

1.0s	8256×	body	128	valid
35.0ms	325×	body	128	invalid

Compiler

Compiled 29 to 23 computations (20.7% saved)

simplify72.0ms (3.4%)

Algorithm

1×	egg-herbie

Rules

741×	`neg-mul-1_binary64`
643×	`distribute-rgt-neg-in_binary64`
432×	`unswap-sqr_binary64`
377×	`fma-def_binary64`
290×	`*-commutative_binary64`

Counts

1 → 1

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	7	10
1	15	10
2	36	10
3	76	10
4	206	10
5	681	10
6	1823	10
7	3044	10
8	4813	10
9	5361	10

prune2.0ms (0.1%)

Pruning

2 alts after pruning (2 fresh and 0 done)

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

Error

0.0b

Counts

2 → 1

Alt Table

Status	Error	Program
▶	0.0b	(-.f64 (pow.f64 x 4) (pow.f64 y 4))

Compiler

Compiled 27 to 21 computations (22.2% saved)

localize4.0ms (0.2%)

Local error

Found 1 expressions with local error:

New	Error	Program
✓	0.0b	(-.f64 (pow.f64 x 4) (pow.f64 y 4))

series38.0ms (1.8%)

Counts

1 → 6

Calls

1 calls:

38.0ms

(-.f64 (pow.f64 x 4) (pow.f64 y 4))

rewrite80.0ms (3.7%)

Algorithm

1×	egg-rewrite

Rules

74× egg

Counts

1 → 74

Calls

1 calls:

78.0ms

(-.f64 (pow.f64 x 4) (pow.f64 y 4))

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	7	10
1	159	10
2	1796	10
3	5190	10

simplify87.0ms (4.1%)

Algorithm

1×	egg-herbie

Rules

836×	`fma-def_binary64`
684×	`unswap-sqr_binary64`
604×	`associate-l_binary64`
567×	`fma-neg_binary64`
382×	`distribute-lft-neg-in_binary64`

Counts

80 → 77

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	8	30
1	16	30
2	34	30
3	59	30
4	129	30
5	332	30
6	969	30
7	1912	30
8	2930	30
9	4197	30
10	4897	30
11	4823	30

prune98.0ms (4.6%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	76	1	77
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	76	2	78

Error

Counts

78 → 2

Alt Table

Status	Error	Program
▶	0.2b	(fma.f64 (.f64 x x) (.f64 x x) (neg.f64 (pow.f64 y 4)))
✓	0.0b	(-.f64 (pow.f64 x 4) (pow.f64 y 4))

Compiler

Compiled 1608 to 1078 computations (33% saved)

localize6.0ms (0.3%)

Local error

Found 1 expressions with local error:

New	Error	Program
✓	0.2b	(fma.f64 (.f64 x x) (.f64 x x) (neg.f64 (pow.f64 y 4)))

series15.0ms (0.7%)

Counts

1 → 24

Calls

1 calls:

15.0ms

(fma.f64 (*.f64 x x) (*.f64 x x) (neg.f64 (pow.f64 y 4)))

rewrite116.0ms (5.5%)

Algorithm

1×	egg-rewrite

Rules

92× egg

Counts

1 → 92

Calls

1 calls:

114.0ms

(fma.f64 (*.f64 x x) (*.f64 x x) (neg.f64 (pow.f64 y 4)))

Iterations

Useful iterations: 1 (0.0ms)

Iter	Nodes	Cost
0	8	16
1	166	10
2	1509	10
3	4930	10
4	4987	10
5	5154	10

simplify79.0ms (3.7%)

Algorithm

1×	egg-herbie

Rules

740×	`neg-mul-1_binary64`
643×	`distribute-rgt-neg-in_binary64`
432×	`unswap-sqr_binary64`
346×	`fma-def_binary64`
285×	`*-commutative_binary64`

Counts

116 → 94

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	9	210
1	18	210
2	41	210
3	82	210
4	207	210
5	672	210
6	1824	210
7	3044	210
8	4813	210
9	5361	210

prune68.0ms (3.2%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	94	0	94
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	94	2	96

Error

Counts

96 → 2

Alt Table

Status	Error	Program
✓	0.2b	(fma.f64 (.f64 x x) (.f64 x x) (neg.f64 (pow.f64 y 4)))
✓	0.0b	(-.f64 (pow.f64 x 4) (pow.f64 y 4))

Compiler

Compiled 1608 to 1049 computations (34.8% saved)

regimes84.0ms (3.9%)

Accuracy

Total 0.0b remaining (25%)

Threshold costs 0.0b (25%)

Counts

16 → 1

Compiler

Compiled 1445 to 1048 computations (27.5% saved)

simplify2.0ms (0.1%)

Algorithm

1×	egg-herbie

Rules

2×	`+-commutative_binary64`
2×	`sub-neg_binary64`
1×	`*-commutative_binary64`
1×	`neg-sub0_binary64`
1×	`neg-mul-1_binary64`

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	7	10
1	9	10
2	14	10
3	16	10
4	17	10
5	17	10

end46.0ms (2.1%)

Compiler: Compiled 40 to 28 computations (30% saved)

Details

analyze162.0ms (7.6%)

sample1.2s (55%)

simplify72.0ms (3.4%)

prune2.0ms (0.1%)

localize4.0ms (0.2%)

series38.0ms (1.8%)

rewrite80.0ms (3.7%)

simplify87.0ms (4.1%)

prune98.0ms (4.6%)

localize6.0ms (0.3%)

series15.0ms (0.7%)

rewrite116.0ms (5.5%)

simplify79.0ms (3.7%)

prune68.0ms (3.2%)

regimes84.0ms (3.9%)

simplify2.0ms (0.1%)

end46.0ms (2.1%)

Profiling