[ACTIVITY] August 14-18

2011-08-18 Thread Ira Rosen
Hi, - change of default vector size for auto-vectorization on NEON - submitted and approved - continued working on vectorization of widening shifts - looked into SLP vectorization for libav - two vacation days I'll be on vacation on Aug 22-30. Ira ___

Re: Basic libav profiling

2011-08-18 Thread Ira Rosen
On 18 August 2011 12:45, Andrew Stubbs wrote: > On 18/08/11 06:56, Ira Rosen wrote: >>> >>> How can I tell the vectoriser that a input is a multiple of something? >> >> Unfortunately, I don't think you can. > > I think you can do something like this: > > void multiple(struct image * __restrict dst

Re: Is the Linaro toolchain useful on x86/x86_64?

2011-08-18 Thread Andrew Stubbs
On 17/08/11 12:38, Christian Robottom Reis wrote: On Wed, Aug 17, 2011 at 04:09:21AM -0700, Bernhard Rosenkranzer wrote: is the Linaro toolchain (esp. gcc) useful on x86/x86_64, or is an attempt to use the Linaro toolchain with such a target just asking for trouble? Isn't this exactly what Ubu

Re: Basic libav profiling

2011-08-18 Thread Andrew Stubbs
On 18/08/11 06:56, Ira Rosen wrote: How can I tell the vectoriser that a input is a multiple of something? Unfortunately, I don't think you can. I think you can do something like this: void multiple(struct image * __restrict dst, struct image * __restrict src, int h) { if (h & 0xf) __

Re: Basic libav profiling

2011-08-18 Thread Richard Sandiford
Michael Hope writes: > On Tue, Aug 16, 2011 at 11:32 PM, Richard Sandiford > wrote: >> Michael Hope writes: >>> I put a build harness around libav and gathered some profiling data.  See: >>>  bzr branch lp:~linaro-toolchain-dev/+junk/libav-suite >>> >>> It includes a Makefile that builds a C onl

Linaro GDB 7.3 2011.08 released

2011-08-18 Thread Ulrich Weigand
The Linaro Toolchain Working Group is pleased to announce the release of Linaro GDB 7.3. Linaro GDB 7.3 2011.08 is the first release in the 7.3 series. Based off the latest GDB 7.3, it includes a number of ARM-focused bug fixes. This release includes all bug fixes from the latest Linaro GDB 7.2

Re: Basic libav profiling

2011-08-18 Thread Revital1 Eres
Hi, > I put a build harness around libav and gathered some profiling data. See: > bzr branch lp:~linaro-toolchain-dev/+junk/libav-suite Thanks! > README.rst has the basic commands for running ffmpeg and initial perf > results showing the hot functions. Dave, 20 % of the time is spent in > memc