Metrics for Anisotropic x16 LOD (line direction, u)

start0.0ms (0%)

Memory: 0.4MiB live, 0.4MiB allocated; 0ms collecting garbage

analyze1.2s (28.6%)

Memory

-33.2MiB live, 1 568.9MiB allocated; 238ms collecting garbage

Algorithm

1×

Search

Probability	Valid	Unknown	Precondition	Infinite	Domain	Can't	Iter
0%	0%	0%	100%	0%	0%	0%	0
0%	0%	0%	100%	0%	0%	0%	1
0%	0%	0%	100%	0%	0%	0%	2
0%	0%	0%	100%	0%	0%	0%	3
0%	0%	0%	100%	0%	0%	0%	4
0%	0%	0%	100%	0%	0%	0%	5
0%	0%	0%	100%	0%	0%	0%	6
0%	0%	0%	100%	0%	0%	0%	7
0%	0%	0%	100%	0%	0%	0%	8
0%	0%	0%	100%	0%	0%	0%	9

Compiler

Compiled 194 to 61 computations (68.6% saved)

sample2.6s (60.8%)

Memory

4.0MiB live, 2 839.5MiB allocated; 1.1s collecting garbage

Samples

1.7s

8 256×

valid

Precisions

Click to see histograms. Total time spent on operations: 1.3s

ival-mult: 524.0ms (40.3% of total)

const: 131.0ms (10.1% of total)

ival-fabs: 107.0ms (8.2% of total)

ival-floor: 105.0ms (8.1% of total)

ival-sqrt: 81.0ms (6.2% of total)

ival-add: 68.0ms (5.2% of total)

ival-div: 58.0ms (4.5% of total)

ival-fmax: 50.0ms (3.8% of total)

ival-<=: 42.0ms (3.2% of total)

ival-and: 41.0ms (3.2% of total)

ival->=: 38.0ms (2.9% of total)

ival-if: 36.0ms (2.8% of total)

exact: 8.0ms (0.6% of total)

adjust: 3.0ms (0.2% of total)

ival-assert: 3.0ms (0.2% of total)

ival-==: 1.0ms (0.1% of total)

Bogosity

explain343.0ms (8%)

Memory

-25.9MiB live, 507.1MiB allocated; 54ms collecting garbage

FPErrors

Click to see full error table

Ground Truth	Example	Example	Subexpression
59	-	-	`(sqrt.f32 (fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))))`
0	-	-	(if (>=.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))) (.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))))) (.f32 (floor.f32 w) dX.u)) (.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))))) (.f32 (floor.f32 w) dY.u)))
0	-	-	`(+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v)))`
0	-	-	`(*.f32 (floor.f32 h) dY.v)`
0	-	-	`(*.f32 (floor.f32 w) dY.u)`
0	-	-	`(.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))))) (.f32 (floor.f32 w) dX.u))`
0	-	-	`(fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v))))`
0	-	-	`(.f32 (.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))`
0	-	-	`dY.u`
0	-	-	`dX.v`
0	-	-	`(.f32 (.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u))`
0	-	-	`(floor.f32 w)`
0	-	-	`(.f32 (.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u))`
0	-	-	`(*.f32 (floor.f32 w) dX.u)`
0	-	-	`(>=.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v))))`
0	-	-	`#s(literal 1 binary32)`
0	-	-	`(+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))`
0	-	-	`(.f32 (/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))))) (.f32 (floor.f32 w) dY.u))`
0	-	-	`(/.f32 #s(literal 1 binary32) (sqrt.f32 (fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v))))))`
0	-	-	`(*.f32 (floor.f32 h) dX.v)`
0	-	-	`(floor.f32 h)`
0	-	-	`w`
0	-	-	`(.f32 (.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))`
0	-	-	`dY.v`
0	-	-	`h`
0	-	-	`dX.u`

Explanations

Click to see full explanations table

Operator	Subexpression	Explanation	Count
`sqrt.f32`	`(sqrt.f32 (fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))))`	oflow-rescue	59	0
↳	`(.f32 (.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))`	overflow	19
↳	`(+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v)))`	overflow	37
↳	`(.f32 (.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))`	overflow	11
↳	`(.f32 (.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u))`	overflow	19
↳	`(+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v)))`	overflow	28
↳	`(fmax.f32 (+.f32 (.f32 (.f32 (floor.f32 w) dX.u) (.f32 (floor.f32 w) dX.u)) (.f32 (.f32 (floor.f32 h) dX.v) (.f32 (floor.f32 h) dX.v))) (+.f32 (.f32 (.f32 (floor.f32 w) dY.u) (.f32 (floor.f32 w) dY.u)) (.f32 (.f32 (floor.f32 h) dY.v) (.f32 (floor.f32 h) dY.v))))`	overflow	59
↳	`(.f32 (.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u))`	overflow	18

Confusion

	Predicted +	Predicted -
+	59	0
-	0	197

Precision

1.0

Recall

1.0

Confusion?

	Predicted +	Predicted Maybe	Predicted -
+	59	0	0
-	0	0	197

Precision?

1.0

Recall?

1.0

Freqs

test

number	freq
0	197
1	59

Total Confusion?

	Predicted +	Predicted Maybe	Predicted -
+	1	0	0
-	0	0	0

Precision?

1.0

Recall?

1.0

Samples

82.0ms	500×	0	valid
4.0ms	12×	1	valid

Compiler

Compiled 1 116 to 85 computations (92.4% saved)

Precisions

Click to see histograms. Total time spent on operations: 58.0ms

ival-mult: 33.0ms (56.9% of total)

ival-floor: 6.0ms (10.4% of total)

ival-div: 4.0ms (6.9% of total)

ival-add: 4.0ms (6.9% of total)

ival-fmax: 3.0ms (5.2% of total)

ival-sqrt: 3.0ms (5.2% of total)

ival-if: 2.0ms (3.5% of total)

ival->=: 2.0ms (3.5% of total)

adjust: 1.0ms (1.7% of total)

ival-true: 1.0ms (1.7% of total)

ival-assert: 0.0ms (0% of total)

exact: 0.0ms (0% of total)

preprocess111.0ms (2.6%)

Memory

10.4MiB live, 102.6MiB allocated; 9ms collecting garbage

Algorithm

1×	egg-herbie

Iterations

Useful iterations: 1 (0.0ms)

Iter	Nodes	Cost
0	350	4887
1	1118	4743
2	4011	4743
0	26	134
0	44	134
1	107	130
2	350	130
3	1162	130
4	3319	130
0	8230	130

Stop Event

1×	iter limit
1×	node limit
1×	iter limit
1×	node limit

end0.0ms (0%)

Memory: 0.0MiB live, 0.0MiB allocated; 0ms collecting garbage

start0.0ms (0%)

analyze1.2s (28.6%)

sample2.6s (60.8%)

explain343.0ms (8%)

preprocess111.0ms (2.6%)

end0.0ms (0%)

Profiling