Backport Cortex-A7 Pipeline Description

Registered by Matthew Gretton-Dann on 2013-01-30

GCC 4.8 has updates for a pipeline description for Cortex-A7. These should be backported to GCC Linaro 4.7

Blueprint information

Status:
Complete
Approver:
Matthew Gretton-Dann
Priority:
Medium
Drafter:
Matthew Gretton-Dann
Direction:
Approved
Assignee:
Kugan Vivekanandarajah
Definition:
Approved
Series goal:
Accepted for 4.7
Implementation:
Implemented
Milestone target:
milestone icon 4.7-2013.02
Started by
Matthew Gretton-Dann on 2013-02-04
Completed by
Kugan Vivekanandarajah on 2013-02-08

Related branches

Sprints

Whiteboard

Patches to be backported with links:
Subdivide alu into alu_reg and simple_alu_imm
    http://gcc.gnu.org/ml/gcc-patches/2012-11/msg02399.html
Define simple_alu_shift value for type attribute
    http://gcc.gnu.org/ml/gcc-patches/2012-12/msg01045.html
Initial pipeline description for Cortex-A7
    http://gcc.gnu.org/ml/gcc-patches/2012-12/msg01261.html
Add ffmas and ffmad type attribute
    http://gcc.gnu.org/ml/gcc-patches/2013-01/msg01249.html
Update cortex-a7 vfp/neon pipeline description
    http://gcc.gnu.org/ml/gcc-patches/2013-01/msg01251.html
New bypass between mac operations in cortex-a7 pipeline description
    http://gcc.gnu.org/ml/gcc-patches/2013-01/msg01252.html
Fix calls in cortex-a7 pipeline description
    http://gcc.gnu.org/ml/gcc-patches/2013-01/msg01253.html
Cleanup in cortex-a7 pipeline description
    http://gcc.gnu.org/ml/gcc-patches/2013-01/msg01254.html

Meta:
Headline: Backport improvements for Cortex-A7
Acceptance: Patches backported
Roadmap id: CARD-297

(?)

Work Items

Work items:
Backport Subdivide alu into alu_reg and simple_alu_imm patch: DONE
Backport Define simple_alu_shift value for type attribute patch: DONE
Backport Initial pipeline description for Cortex-A7 patch: DONE
Backport Add ffmas and ffmad type attribute patch: DONE
Backport Update cortex-a7 vfp/neon pipeline description patch: DONE
Backport New bypass between mac operations in cortex-a7 pipeline description patch: DONE
Backport Fix calls in cortex-a7 pipeline description patch: DONE
Backport Cleanup in cortex-a7 pipeline description patch: DONE

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