Thursday 23rd August 2012

This month's meetings

WorkingGroups/ToolChain/Meetings
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Attendees

  • Måns Rullgard
  • Michael Hope
  • Ramana
  • Zhenqiang Chen
  • Christophe Lyon
  • Matthew Gretton-Dann

Agenda

  • Stand up call

Minutes

Zhenqiang:

  • Performance regressions with split2 patch
  • identified that code alignment is a significant effect
  • Results are different due to build-id changing alignment
  • Made a small case that shows the same problem
  • Doing the updates for 2012.08

Matt:

  • Looking at hold/cold partitioning
  • Go SPEC running using QEMU
  • Trying to do the split on trunk benchmarks, but having trouble with cbuild
  • Wrote a script to help the release process
  • SPEC results on hot/cold partitioning, send upstream
  • Will follow up on TC2, possible other boards

Christophe:

  • Working on vector permutation patch based on feedback
  • Had a day with not having bzr working
  • Adapting patch to FSF trunk

Måns:

  • Profiling the WebP codec library
  • Have inline functions and others
  • Has a simple interface for colourspace conversions
  • Is spending ~35 % in the coding, should be able to reduce to < 10 %?

  • Need to see how to map their interface into a reusable version
  • Has seven different versions, some more important than others, will see which Android uses
  • Seeing interaction on trunk between the vectoriser and loop optimiser

Ramana:

  • Not much on the Linaro side, more internal

Michael:

  • Follow up from connect
  • Build a basic aarch64
  • Build a basic raspbian

WorkingGroups/ToolChain/Meetings/Archive/2012-08-23 (last modified 2013-08-30 11:48:12)