[Weekly] 24-28 AUGUST 2015

[Michael Collison]

== This week ==

* TCWG-832 -Exploit vector multiply by scalar instructions when multiple
scalars are used as
coefficients in a loop (2/10)
- Initial investigation.

* TCWG-833 - Exploit Wide Add operations when appropriate (4/10)
- Ramana is reviewing Aarch32 patch
- Recoded Aarch64 support to use vect_select
- Debugging Aarch64 lto, tree-dump regression suite failures

* TCWG-834 - Use non-unit stride loads by preference when applicable (1/10)
- TCWG 834 is Bugzilla 67323 upstream; Richard Biener took ownership
as a vectorizer failure
- My plan was to write a test case that failed until fixed, but
Richard indicated this is not
standard practice

- Bugzilla 57195 (mode iterator bug) blocked compiling new pattern (1/10)
- Separated patch from Bugzilla 67321 patch and sent upstream
- Pinged upstream for comments

- Bugzilla 67320 - Incorrect standard names for wide addition (1/10)
- committed upstream in trunk

* Misc (1/10)
- Conference calls

== Next week ==

- Resolve Aarch64 TCWG-833 patch, validate and upstream
- Additional investigation into TCWG-832