[ACTIVITY] Week ending 28 Oct 2018

2018-10-29 Thread Richard Henderson
[VIRT-198 # QEMU: SVE Emulation Support ]

Last of the patches merged to mainline.  Epic is now closed.

[VIRT-282 # QEMU: Accelerate TCG with KVM ]

A hallway talk with Paolo lead to a write-up, and Alex encouraged me to create
the epic.  The epic description contains a link to the write-up, if anyone is
interested.  I'd like to at least create a vm, measure some round-trip costs,
and properly gauge the level of difficulty.  Beyond that... we'll see.

[Upstream]

Patch review:
  - risc-v decodetree patches v2.
Produced some patches against decodetree itself in response.
I'm hopeful to see a much cleaner v3.
  - per-cpu locks

[KVM Forum]

  - Unsurprisingly, lots of people worked on speculation mitigation this year.
  - Lots of focus on "ram", and the allocation and management thereof.
  - Four talks on improving nested virtualization.
  - The rest to follow in the trip report.


r~
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[ACTIVITY] report week ending 26 Oct

2018-10-29 Thread Peter Maydell
Progress:
 * Attended OSS Europe/KVM Forum
  - as usual, a good week (helpful conversations, interesting sessions)
  - full conference writeup later in the week

thanks
-- PMM
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[ACTIVITY] Weekly report for week 43

2018-10-29 Thread Thomas Preudhomme
=== Work done during this past week ===

* GNU-296 / GCC PR85434 / CVE-2018-12886: upstream review
  + avoid useless cmp after eors
  + fix another missing earlyclobber
  + full Thumb-1, Thumb-2 and Arm bootstrap with testing with and
without -fPIC, with and without -fstack-protector-all
* Continue patch to further update cpus and architectures in bfd:
external review
  + also teach GAS about Armv5TEJ and newer wrt. bfd architectures tags
  + fix ld action in run_dump_test
  + add testing for all this and submit for external review
* Resurrect code size optimization for fmul/dmul from Tony Wang:
  + rebase on trunk
* Line management

=== Plan for week 43 ===

* LLVM-432 (Support arithmetic on FileCheck regex variable):
  + extend testcase coverage (add tests for latest syntax change and
add more negative testing)
  + finish cleaning up the code
* Try to reproduce perf issue mentioned in week #30's weekly report on
latest perf
* Line management
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