Details

analyze108.0ms (3.9%)

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%	50%	25.1%	6
25%	31.2%	43.8%	7
25%	21.9%	53.2%	8
25%	14%	61%	9
28.1%	10.9%	61%	10
31.6%	7.4%	61%	11
33.4%	5.7%	61%	12
35.2%	3.8%	61%	13
36.1%	2.9%	61%	14

Compiler

Compiled 20 to 13 computations (35% saved)

sample956.0ms (34.8%)

Results

915.0ms	8256×	body	128	valid
0.0ms	1×	body	128	invalid

Compiler

Compiled 59 to 38 computations (35.6% saved)

simplify29.0ms (1%)

Algorithm

1×	egg-herbie

Rules

612×	`fma-def_binary64`
603×	`associate-l_binary64`
311×	`fma-neg_binary64`
233×	`associate-+l+_binary64`
216×	`cancel-sign-sub-inv_binary64`

Iterations

Useful iterations: 4 (0.0ms)

Iter	Nodes	Cost
0	13	23
1	30	21
2	64	21
3	193	21
4	779	17
5	2634	17

Stop Event

1×	node limit

Counts

1 → 2

prune4.0ms (0.1%)

Pruning

3 alts after pruning (3 fresh and 0 done)

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

Error

0.0b

Counts

3 → 2

Alt Table

Status	Error	Program
	0.1b	(-.f64 (+.f64 (pow.f64 (+.f64 (.f64 a a) (.f64 b b)) 2) (.f64 4 (.f64 b b))) 1)
▶	0.0b	(+.f64 (pow.f64 (hypot.f64 a b) 4) (fma.f64 b (*.f64 b 4) -1))

Compiler

Compiled 97 to 64 computations (34% saved)

localize7.0ms (0.3%)

Local error

Found 3 expressions with local error:

New	Error	Program
✓	0.0b	(+.f64 (pow.f64 (hypot.f64 a b) 4) (fma.f64 b (*.f64 b 4) -1))
✓	0.0b	(hypot.f64 a b)
✓	0.0b	(pow.f64 (hypot.f64 a b) 4)

series64.0ms (2.3%)

Counts

3 → 72

Calls

3 calls:

28.0ms	(+.f64 (pow.f64 (hypot.f64 a b) 4) (fma.f64 b (*.f64 b 4) -1))
27.0ms	(pow.f64 (hypot.f64 a b) 4)
9.0ms	(hypot.f64 a b)

rewrite51.0ms (1.8%)

Algorithm

1×	batch-egg-rewrite

Rules

626×	`prod-diff_binary64`
243×	`fma-def_binary64`
181×	`expm1-udef_binary64`
181×	`log1p-udef_binary64`
159×	`log-pow_binary64`

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	10	28
1	212	28
2	2603	28

Stop Event

1×	node limit

Counts

3 → 93

Calls

3 calls:

49.0ms	(+.f64 (pow.f64 (hypot.f64 a b) 4) (fma.f64 b (*.f64 b 4) -1))
49.0ms	(hypot.f64 a b)
49.0ms	(pow.f64 (hypot.f64 a b) 4)

simplify46.0ms (1.7%)

Algorithm

1×	egg-herbie

Rules

585×	`fma-neg_binary64`
562×	`cancel-sign-sub-inv_binary64`
300×	`fma-def_binary64`
224×	`distribute-neg-frac_binary64`
184×	`times-frac_binary64`

Iterations

Useful iterations: 2 (0.0ms)

Iter	Nodes	Cost
0	69	1453
1	219	1409
2	691	1303
3	3001	1303

Stop Event

1×	node limit

Counts

165 → 143

prune140.0ms (5.1%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Pruned	Kept	Total
New	141	2	143
Fresh	1	0	1
Picked	1	0	1
Done	0	0	0
Total	143	2	145

Error

Counts

145 → 2

Alt Table

Status	Error	Program
▶	0.0b	(+.f64 (pow.f64 b 4) (+.f64 (pow.f64 a 4) (fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)))
	0.1b	(+.f64 (fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (.f64 a a))) (pow.f64 a 4)) (fma.f64 b (.f64 b 4) -1))

Compiler

Compiled 2890 to 1894 computations (34.5% saved)

localize12.0ms (0.4%)

Local error

Found 4 expressions with local error:

New	Error	Program
✓	0.0b	(fma.f64 2 (*.f64 a a) 4)
✓	0.0b	(+.f64 (pow.f64 b 4) (+.f64 (pow.f64 a 4) (fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)))
✓	0.0b	(fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)
✓	0.1b	(.f64 b (fma.f64 2 (.f64 a a) 4))

series48.0ms (1.8%)

Counts

4 → 84

Calls

4 calls:

20.0ms	(+.f64 (pow.f64 b 4) (+.f64 (pow.f64 a 4) (fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)))
15.0ms	(fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)
11.0ms	(.f64 b (fma.f64 2 (.f64 a a) 4))
2.0ms	(fma.f64 2 (*.f64 a a) 4)

rewrite65.0ms (2.4%)

Algorithm

1×	batch-egg-rewrite

Rules

523×	`fma-def_binary64`
273×	`fma-neg_binary64`
250×	`expm1-udef_binary64`
250×	`log1p-udef_binary64`
142×	`add-sqr-sqrt_binary64`

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	14	61
1	303	61
2	3874	61

Stop Event

1×	node limit

Counts

4 → 130

Calls

4 calls:

62.0ms	(fma.f64 2 (*.f64 a a) 4)
62.0ms	(+.f64 (pow.f64 b 4) (+.f64 (pow.f64 a 4) (fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)))
62.0ms	(fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)
62.0ms	(.f64 b (fma.f64 2 (.f64 a a) 4))

simplify46.0ms (1.7%)

Algorithm

1×	egg-herbie

Rules

769×	`fma-neg_binary64`
400×	`unswap-sqr_binary64`
399×	`associate-l_binary64`
342×	`distribute-rgt-neg-in_binary64`
316×	`distribute-lft-neg-in_binary64`

Iterations

Useful iterations: 2 (0.0ms)

Iter	Nodes	Cost
0	35	1394
1	89	1216
2	232	1146
3	840	1146
4	2359	1146

Stop Event

1×	node limit

Counts

214 → 166

prune202.0ms (7.4%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	166	0	166
Fresh	0	1	1
Picked	0	1	1
Done	0	0	0
Total	166	2	168

Error

Counts

168 → 2

Alt Table

Status	Error	Program
✓	0.0b	(+.f64 (pow.f64 b 4) (+.f64 (pow.f64 a 4) (fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)))
▶	0.1b	(+.f64 (fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (.f64 a a))) (pow.f64 a 4)) (fma.f64 b (.f64 b 4) -1))

Compiler

Compiled 4256 to 2840 computations (33.3% saved)

localize13.0ms (0.5%)

Local error

Found 3 expressions with local error:

New	Error	Program
✓	0.0b	(+.f64 (fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (.f64 a a))) (pow.f64 a 4)) (fma.f64 b (.f64 b 4) -1))
✓	0.0b	(.f64 2 (.f64 a a))
✓	0.2b	(fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (*.f64 a a))) (pow.f64 a 4))

series40.0ms (1.5%)

Counts

3 → 60

Calls

3 calls:

16.0ms	(+.f64 (fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (.f64 a a))) (pow.f64 a 4)) (fma.f64 b (.f64 b 4) -1))
13.0ms	(fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (*.f64 a a))) (pow.f64 a 4))
11.0ms	(.f64 2 (.f64 a a))

rewrite66.0ms (2.4%)

Algorithm

1×	batch-egg-rewrite

Rules

943×	`prod-diff_binary64`
144×	`add-sqr-sqrt_binary64`
140×	`log1p-expm1-u_binary64`
140×	`expm1-log1p-u_binary64`
139×	`add-cbrt-cube_binary64`

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	15	59
1	309	59
2	3678	59

Stop Event

1×	node limit

Counts

3 → 71

Calls

3 calls:

63.0ms	(+.f64 (fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (.f64 a a))) (pow.f64 a 4)) (fma.f64 b (.f64 b 4) -1))
63.0ms	(.f64 2 (.f64 a a))
63.0ms	(fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (*.f64 a a))) (pow.f64 a 4))

simplify44.0ms (1.6%)

Algorithm

1×	egg-herbie

Rules

977×	`fma-def_binary64`
744×	`fma-neg_binary64`
348×	`unswap-sqr_binary64`
343×	`associate-l_binary64`
319×	`distribute-rgt-neg-in_binary64`

Iterations

Useful iterations: 3 (0.0ms)

Iter	Nodes	Cost
0	27	1067
1	73	1023
2	213	933
3	831	907
4	3027	907

Stop Event

1×	node limit

Counts

131 → 93

prune84.0ms (3.1%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	93	0	93
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	93	2	95

Error

Counts

95 → 2

Alt Table

Status	Error	Program
✓	0.0b	(+.f64 (pow.f64 b 4) (+.f64 (pow.f64 a 4) (fma.f64 b (.f64 b (fma.f64 2 (.f64 a a) 4)) -1)))
✓	0.1b	(+.f64 (fma.f64 (.f64 b b) (fma.f64 b b (.f64 2 (.f64 a a))) (pow.f64 a 4)) (fma.f64 b (.f64 b 4) -1))

Compiler

Compiled 2831 to 1618 computations (42.8% saved)

regimes631.0ms (23%)

Accuracy

Total 0.0b remaining (28.7%)

Threshold costs 0.0b (28.7%)

Counts

110 → 1

Compiler

Compiled 11421 to 8377 computations (26.7% saved)

simplify2.0ms (0.1%)

Algorithm

1×	egg-herbie

Rules

2×	`+-commutative_binary64`
1×	`*-commutative_binary64`

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	14	27
1	17	27

Stop Event

1×

saturated

end89.0ms (3.2%)

Compiler: Compiled 87 to 60 computations (31% saved)

Details

analyze108.0ms (3.9%)

sample956.0ms (34.8%)

simplify29.0ms (1%)

prune4.0ms (0.1%)

localize7.0ms (0.3%)

series64.0ms (2.3%)

rewrite51.0ms (1.8%)

simplify46.0ms (1.7%)

prune140.0ms (5.1%)

localize12.0ms (0.4%)

series48.0ms (1.8%)

rewrite65.0ms (2.4%)

simplify46.0ms (1.7%)

prune202.0ms (7.4%)

localize13.0ms (0.5%)

series40.0ms (1.5%)

rewrite66.0ms (2.4%)

simplify44.0ms (1.6%)

prune84.0ms (3.1%)

regimes631.0ms (23%)

simplify2.0ms (0.1%)

end89.0ms (3.2%)

Profiling