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Re: eCos GNU tools 4.6.2-20120125 ready for testing
On 17 Mar 2012, at 14:50, Sergei Gavrikov <email@example.com> wrote:.
>>> So, I agree with the said "Thumb support looks broken" at the least
>>> for lpc2xxx, lpc24xx variants, but, it seems to me it was broken
>>> even before eCos 3.0.
>> I have just verified that the kernel tm_basic test builds for target
>> eb40a (ARM7) with RAM startup and CYGHWR_THUMB. The resulting binary
>> runs under debug (via RedBoot) without problem. This is using the new
>> eCos 4.6.2-20120125 test release toolchain.
> What is about GCC optimization in your test? So far, I found that I can
> run only not optimized thumb executables in GDB under RedBoot, and -O1,
> and -O2 builds are failed as I reported above. Though, I guess that you
> use default -O2 optimization for your test.
FYI, I disabled optimisation in the eCos build for my test on eb40a target.