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Bug ID: JDK-7059034 Use movxtod/movdtox on T4
JDK-7059034 : Use movxtod/movdtox on T4

Details
Type:
Enhancement
Submit Date:
2011-06-24
Status:
Closed
Updated Date:
2011-11-25
Project Name:
JDK
Resolved Date:
2011-09-30
Component:
hotspot
OS:
generic
Sub-Component:
compiler
CPU:
sparc
Priority:
P4
Resolution:
Fixed
Affected Versions:
hs23
Fixed Versions:
hs22 (b01)

Related Reports
Backport:
Backport:

Sub Tasks

Description
Use movxtod/movdtox on T4 to move data between general and float registers. The latency of these instructions is only one cycle on T4. Currently VM uses stack for such moves on Sparc.

                                    

Comments
EVALUATION

http://hg.openjdk.java.net/hsx/hotspot-comp/hotspot/rev/faa472957b38
                                     
2011-07-08
EVALUATION

http://hg.openjdk.java.net/hsx/hotspot-main/hotspot/rev/faa472957b38
                                     
2011-07-13
EVALUATION

http://hg.openjdk.java.net/hsx/hotspot-rt/hotspot/rev/faa472957b38
                                     
2011-07-17



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