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

2011-03-23 Thread Michael Hope
Hi Barry. GCC can be switched at runtime by supplying -march=* and/or -mcpu=* flags to the compiler, just as you have done below. The '--with-arch=*' lines you see below set what GCC compiles to by default. Does your chip have a FPU? If not, it's probably the --with-fpu=vfpv3-d16 line that's ca

can linaro toolchain compile ARM earlier than Cortex A8?

2011-03-23 Thread Barry Song
Hi All, After downloading linaro toolchain by apt-get in ubuntu, I compiled the uboot for ARM1136 SoC with -march=armv5 option. And it can compile successfully. Then I let the uboot run on target boards and system failed due to "undefined instructions". Checked linaro toolchain options, it is: #ar

Re: Cross compiler ITP (armel)

2011-03-23 Thread Steve McIntyre
On Wed, Mar 23, 2011 at 11:59:11AM +0100, Goswin von Brederlow wrote: > >As a side note the debian-cd package needs to also consider Built-Using >when creating source images. Yup, we'll need to consider that. I'm looking forwards to having all the stuff we need properly dealt with, however it's do

Re: Cross compiler ITP (armel)

2011-03-23 Thread Goswin von Brederlow
Philipp Kern writes: > On 2011-03-23, Goswin von Brederlow wrote: >> Also does the testing transition consider the Built-Using? If I specify >> 'Built-Using: gcc-4.5 (= 4.5.2-5)' will the package be blocked from >> entering testing until gcc-4.5 (= 4.5.2-5) has entered and block gcc-4.5 >> (= 4.

Re: Cross compiler ITP (armel)

2011-03-23 Thread Goswin von Brederlow
Mark Hymers writes: > On Tue, 22, Mar, 2011 at 01:57:42PM +, Hector Oron spoke thus.. >> Hi Mark, >> >> 2011/3/22 Mark Hymers : >> >> > The current design is the Binary packages can contain an additional >> > control field: Built-Using. >> >> First of all, thanks very much for taking care

Re: Cross compiler ITP (armel)

2011-03-23 Thread Goswin von Brederlow
Mark Hymers writes: > On Mon, 14, Mar, 2011 at 02:04:30PM +, Hector Oron spoke thus.. >> Hi, >> >> 2009/11/2 Mark Hymers : >> > On Mon, 02, Nov, 2009 at 12:43:42PM +, Philipp Kern spoke thus.. >> >> Of course it is a sane approach but very special care needs to be taken >> >> when >> >>