Re: Linaro 4.5.2 v. CodeSourcery 4.5.1

2011-03-30 Thread Diane Holt
Hi Michael, Thanks for hanging in there with me :) I know now why those three libs didn't build -- their configure-target-* target failed, because when it tried to compile a little test program, the loader couldn't find libmpc. I did include the --with-mpc flag in the GCCFLAGS in your Makefile, b

Re: can linaro toolchain compile ARM earlier than Cortex A8?

2011-03-30 Thread Michael Hope
On Tue, Mar 29, 2011 at 5:40 PM, Barry Song <21cn...@gmail.com> wrote: > 2011/3/24 Michael Hope : >> Hi Barry.  The short answer is 'it depends' :) >> >> GCC is more than a compiler and includes other things such as a >> runtime library (libgcc) and hooks into the libc for features like >> thread l

Re: Linaro 4.5.2 v. CodeSourcery 4.5.1

2011-03-30 Thread Michael Hope
Hi Diane. Please send through your configure arguments and a log of the output of configure. I suspect that these libraries are somehow half disabled leading to a later build error. -- Michael On Wed, Mar 30, 2011 at 3:20 PM, Diane Holt wrote: > On Tue, Mar 29, 2011 at 6:18 PM, Michael Hope >

NEON intrinsics and stack access

2011-03-30 Thread Michael Hope
For reference. We know that the NEON intrinsics in GCC have issues. I came across this page: http://hilbert-space.de/?p=22 which has a colour to greyscale conversion done using intrinsics. gcc-linaro-4.5-2011.03-0 does poorly through saving intermediate values on the stack. The core of the loo