[ACTIVITY] Dec 5 -- Dec 9

[Yao Qi]

~ Progress ~

* TCWG-979, Use code cache in prologue analyzer. [3/10]. Done.
Prologue analyser improvement patches are pushed in. Performance
improvement is measured on both ARM and AArch64 with and without
-fstack-protector. Wall time is reduced from 34s to 10s in one case!

* TCWG-984, Handle exception/error in disassembly. [5/10]
Need to fixed it before 7.12.1 release (Jan 2017).
Find other issues during the investigation, and fixed them. PR 20953,
PR 20954, PR 20955. Two opcodes patches are posted to binutils.
Write a unit test for disassembly on memory error. Exposes some
issues in opcodes. Whether upstream needs this unit test depends
on the decision on how to fix foreign frame problem in disassembly.

* TCWG-333, Fix gdb.base/func-ptrs.exp fails in thumb mode. No progress.

* upstream patches review. [1/10]

* Misc, meeting, [1/10]

~ Plan ~

* TCWG-984, Post the RFC and list three approaches fixing this problem.
* TCWG-333