Loading...

XML

Word

Printable

Type: Enhancement
Resolution: Fixed
Priority: P3
Fix Version/s: 8
Affects Version/s: 8
Component/s: core-libs
Labels:

Subcomponent:
java.math
Verification:
Not verified

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8030308	8u5	Brian Burkhalter	P3	Resolved	Fixed	b01

These thresholds need to be set to values appropriate for the set of targeted platforms:

    private static final int KARATSUBA_THRESHOLD = 50;
    private static final int TOOM_COOK_THRESHOLD = 75;
    private static final int KARATSUBA_SQUARE_THRESHOLD = 90;
    private static final int TOOM_COOK_SQUARE_THRESHOLD = 140;
    static final int BURNIKEL_ZIEGLER_THRESHOLD = 50;
    private static final int SCHOENHAGE_BASE_CONVERSION_THRESHOLD = 8;

backported by

JDK-8030308 Tune algorithm crossover thresholds in BigInteger

Resolved

relates to

JDK-8029514 java/math/BigInteger/BigIntegerTest.java failing since thresholds adjusted in 8022181

Closed

JDK-8029501 BigInteger division algorithm selection heuristic is incorrect

Closed

JDK-8029425 Review BigInteger algorithm crossover thresholds

Open

Assignee:: Brian Burkhalter

Reporter:: Brian Burkhalter

Votes:: 0 Vote for this issue

Watchers:: 5 Start watching this issue

Created:: 2013-08-02 17:10

Updated:: 2013-12-16 13:55

Resolved:: 2013-12-15 18:29

Details

Backports

Description

Attachments

Issue Links

Activity

People

Dates