Linaro GCC

<arm_neon.h>/intrinsics improvements

Registered by Michael Hope

Check for any outstanding upstream enhancement requests and implement.

Please fill out the summary when the work is started.

Blueprint information

Status:
Complete
Approver:
Michael Hope
Priority:
Low
Drafter:
Michael Hope
Direction:
Approved
Assignee:
None
Definition:
Approved
Series goal:
Accepted for 4.6
Implementation:
Informational Informational
Milestone target:
milestone icon backlog
Started by
Matthew Gretton-Dann
Completed by
Matthew Gretton-Dann

Related branches

Sprints

Whiteboard

Some cases:
 PR43364: Suboptimal code for the use of ARM NEON intrinsic "vset_lane_f32"
 PR43725: Poor instructions selection, scheduling and registers allocation for ARM NEON intrinsics
 PR51509: Inefficient neon intrinsic code sequence
 PR51980: ARM - Neon code polluted by useless stores to the stack with vuzpq / vzipq / vtrnq

[2013-05-28 matthew-gretton-dann] PR43364 is resolved fixed.
[2013-05-28 matthew-gretton-dann] PR43725 is http://cards.linaro.org/browse/TCWG-135
[2013-05-28 matthew-gretton-dann] PR51509 is http://cards.linaro.org/browse/TCWG-137
[2013-05-28 matthew-gretton-dann] PR51980 is relates to http://cards.linaro.org/browse/TCWG-12

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