Vectorization: ARM cost model
Registered by
Renato Golin
Enhancing the cost model for the ARM back-end on both vector and scalar operations to allow the vectorization pass to get a better analysis on the gain of vectorizing.
Blueprint information
- Status:
- Complete
- Approver:
- Matthew Gretton-Dann
- Priority:
- Medium
- Drafter:
- Renato Golin
- Direction:
- Needs approval
- Assignee:
- Renato Golin
- Definition:
- Approved
- Series goal:
- Accepted for trunk
- Implementation:
-
Implemented
- Milestone target:
- None
- Started by
- Renato Golin
- Completed by
- Renato Golin
Related branches
Related bugs
Sprints
Whiteboard
(?)
Work Items
Work items:
* Prepare the ARMTTI to accept cost tables: DONE
* Add some generic costs based on microbenchmarks: TODO
* Add global structure alias analysis: TODO
* Enhance cost analysis to cope with side effects (pipeline change, instruction combine): TODO
