Loading...

XML

Word

Printable

Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: hs14
Affects Version/s: hs13
Component/s: hotspot
Labels:
- jdk7-b31

Subcomponent:
compiler
Resolved In Build:
b01
CPU:

x86
OS:

solaris_10

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-2177165	7	Vladimir Kozlov	P3	Closed	Fixed	b31
JDK-2172714	6u14	Vladimir Kozlov	P3	Resolved	Fixed	b01

For small (1-3 bits) left long shifts in 32-bits VM use sets of add+addc instructions
instead of shld+shl on new AMD cpus.

backported by

JDK-2172714 Optimize long LShift on 32-bits x86

Resolved

JDK-2177165 Optimize long LShift on 32-bits x86

Closed

Assignee:: Vladimir Kozlov
Reporter:: Vladimir Kozlov
Votes:: 0 Vote for this issue
Watchers:: 0 Start watching this issue

Created:: 2008-05-29 14:36
Updated:: 2010-04-03 15:20
Resolved:: 2008-07-02 16:59
Imported:: 17/Sep/12 12:40 AM
Indexed:: 19/Jul/12 6:01 PM