Re: RFC: Dynamic hwcaps

2010-12-06 Thread Mark Mitchell
On 12/6/2010 5:07 AM, Dave Martin wrote: >> But, >> to enable binary distribution, having to have N copies of a library (let >> alone an application) for N different ARM core variants just doesn't >> make sense to me. > > Just so, and as discussed before improvements to package managers > could h

[ACTIVITY] November 29th-December 5th

2010-12-06 Thread Julian Brown
== Linaro GCC == * Worked on quad-word/big-endian fixes patch. Sent off a version on Tuesday which worked OK, but which made some awkward changes to the middle-end. Tried to re-think those parts, but without much luck: came to the conclusion that spending more time trying to fix element-ordering-

[ACTIVITY] Nov. 19 -- Dec. 05

2010-12-06 Thread Zach Welch
== Last Week == * Continued implementing support for ARM unwind tables in libunwind. * Sent patches upstream to improve binutils's readelf, adding support for all remaining unwind table instructions (i.e. VFP/NEON and WMMX). When used on ARMv7a, provides meaningful output for previously 'unsuppor

[ACTIVITY] Nov 29 - Dec 3

2010-12-06 Thread Ulrich Weigand
== GDB == * Posted updated implementation of #661253 (Improve backtrace by using ARM exception tables) to gdb-patches, which includes several changes requested by reviewers * Posted updated patch to further improve backtrace (in the absence of debug info) to gdb-patches * Commented on

qemu linux-user mode issues

2010-12-06 Thread Peter Maydell
Since it came up in the toolchain meeting this morning, some links to issues people are having doing ARM scratchbox-style builds because of generic linux-user issues: http://bugs.meego.com/show_bug.cgi?id=10529 # linux-user's mmap implementation isn't very smart https://bugs.launchpad.net/qemu/+

Re: RFC: Dynamic hwcaps

2010-12-06 Thread Dave Martin
On Sun, Dec 5, 2010 at 3:14 PM, Mark Mitchell wrote: > On 12/3/2010 11:35 AM, Dave Martin wrote: > >> What you describe is one of two mechanisms currently in use--- the >> other is for a single library to contain two implementations of >> certain functions and to choose between them based on the h

Re: RFC: Dynamic hwcaps

2010-12-06 Thread Dave Martin
On Sun, Dec 5, 2010 at 2:12 PM, Thomas Petazzoni wrote: > Hi, > > On Fri, 3 Dec 2010 16:28:27 + > Dave Martin wrote: > >> This allows for more active power management of such functional >> blocks: if the CPU is not fully loaded, you can turn them off -- the >> kernel can spot when there is si

[ACTIVITY] week 48

2010-12-06 Thread Marcin Juszkiewicz
https://blueprints.launchpad.net/ubuntu/+spec/other-linaro-n-cross-compilers: - wrote patches for creating backports PPA - each component [1] generates versioned -source binary package (eglibc-2.12.1-source etc) - a-c-t-b [2] got "PPA" boolean variable in rules to have one source package