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go/api/next/50489.txt
Robert Griesemer dd88f23a20 math/big: implement Rat.FloatPrec
goos: darwin
goarch: amd64
pkg: math/big
cpu: Intel(R) Core(TM) i7-8700B CPU @ 3.20GHz
BenchmarkFloatPrecExact/1-12             9380685          125.0 ns/op
BenchmarkFloatPrecExact/10-12            3780493          321.2 ns/op
BenchmarkFloatPrecExact/100-12            698272         1679 ns/op
BenchmarkFloatPrecExact/1000-12           117975         9113 ns/op
BenchmarkFloatPrecExact/10000-12            5913       192768 ns/op
BenchmarkFloatPrecExact/100000-12            164      7401817 ns/op
BenchmarkFloatPrecExact/1000000-12             4    293568523 ns/op

BenchmarkFloatPrecInexact/1-12          12836612           91.26 ns/op
BenchmarkFloatPrecInexact/10-12         10144908          114.9 ns/op
BenchmarkFloatPrecInexact/100-12         4121931          297.3 ns/op
BenchmarkFloatPrecInexact/1000-12        1275886          927.7 ns/op
BenchmarkFloatPrecInexact/10000-12        170392         6546 ns/op
BenchmarkFloatPrecInexact/100000-12        18307        65232 ns/op
BenchmarkFloatPrecInexact/1000000-12        1701       621412 ns/op

Fixes #50489.

Change-Id: Ic952f00e35d42f2470ecab53df712721997eac94
Reviewed-on: https://go-review.googlesource.com/c/go/+/539299
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Auto-Submit: Robert Griesemer <gri@google.com>
Run-TryBot: Robert Griesemer <gri@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
2023-11-14 00:44:42 +00:00

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pkg math/big, method (*Rat) FloatPrec() (int, bool) #50489