Metrics for Anisotropic x16 LOD (line direction, u)

start0.0ms (0%)

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

analyze1.1s (26.2%)

Memory

21.8MiB live, 1 192.3MiB allocated; 133ms 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 (63.3%)

Memory

-69.0MiB live, 2 549.3MiB allocated; 1.2s collecting garbage

Samples

1.7s

8 256×

valid

Precisions

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

ival-mult: 484.0ms (37.8% of total)

const: 146.0ms (11.4% of total)

ival-floor: 114.0ms (8.9% of total)

ival-fabs: 87.0ms (6.8% of total)

ival-if: 75.0ms (5.9% of total)

ival-add: 72.0ms (5.6% of total)

ival-fmax: 65.0ms (5.1% of total)

ival-sqrt: 55.0ms (4.3% of total)

ival-div: 53.0ms (4.1% of total)

ival-<=: 53.0ms (4.1% of total)

ival-and: 40.0ms (3.1% of total)

ival->=: 23.0ms (1.8% 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

explain305.0ms (7.4%)

Memory

25.0MiB live, 362.4MiB allocated; 22ms collecting garbage

FPErrors

Click to see full error table

Ground Truth	Example	Example	Subexpression
62	-	-	`(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	62	0
↳	`(.f32 (.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))`	overflow	13
↳	`(+.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	32
↳	`(.f32 (.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))`	overflow	20
↳	`(.f32 (.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u))`	overflow	17
↳	`(+.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	35
↳	`(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	62
↳	`(.f32 (.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u))`	overflow	19

Confusion

	Predicted +	Predicted -
+	62	0
-	0	194

Precision

1.0

Recall

1.0

Confusion?

	Predicted +	Predicted Maybe	Predicted -
+	62	0	0
-	0	0	194

Precision?

1.0

Recall?

1.0

Freqs

test

number	freq
0	194
1	62

Total Confusion?

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

Precision?

1.0

Recall?

1.0

Samples

82.0ms	506×	0	valid
2.0ms	6×	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: 27.0ms (46.5% of total)

ival->=: 7.0ms (12% of total)

ival-floor: 6.0ms (10.3% of total)

ival-add: 5.0ms (8.6% of total)

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

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

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

ival-if: 2.0ms (3.4% of total)

adjust: 0.0ms (0% of total)

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

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

exact: 0.0ms (0% of total)

preprocess128.0ms (3.1%)

Memory

-21.3MiB live, 73.6MiB allocated; 8ms collecting garbage

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	358	4887
1	1133	4743
2	4034	4743
0	34	138
0	47	138
1	49	138
2	52	138
3	60	138
4	86	138
5	223	138
6	1464	138
7	4402	138
0	8073	138

Stop Event

1×	saturated
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%)

analyze1.1s (26.2%)

sample2.6s (63.3%)

explain305.0ms (7.4%)

preprocess128.0ms (3.1%)

end0.0ms (0%)

Profiling