Re: Multilib problem

[Bryan Hundven <bryanhundven at gmail dot com>]

Danny, list,

On Mon, Feb 3, 2014 at 5:08 PM, Bryan Hundven <bryanhundven@gmail.com> wrote:
> The notice in your email caused me some problems.
>
> My message was (with the notice removed):
>
> On Mon, Feb 3, 2014 at 5:04 PM, Bryan Hundven <bryanhundven@gmail.com> wrote:
>> Danny,
>>
>> On Mon, Feb 3, 2014 at 4:59 PM, Danny Gale
>> <Daniel.Gale@coloradoengineeringinc.com> wrote:
>>> We do have another build system on top of CT-NG that pulls it down, patches
>>> it as necessary, and shoves our configration where it needs to be. Those
>>> tags you see, like [WORK_DIR], are replaced before we invoke CT-NG.
>>
>> Ah, ok. I'll look at the build log again :)
>>
>>> The arch-suffix of -e6500 results in "powerpc64-e6500-linux-gnu", which
>>> seems reasonable to me.
>>
>> You should use CT_TARGET_VENDOR instead.
>>
>>>
>>>
>>> On Monday, February 03, 2014 5:39:29 PM, Bryan Hundven wrote:
>>>>
>>>>
>>>> Hello, Daniel, all,
>>>>
>>>> On Thu, Jan 23, 2014 at 2:37 PM, Danny Gale
>>>> <Daniel.Gale@coloradoengineeringinc.com> wrote:
>>>>>
>>>>>
>>>>> Hi all,
>>>>>
>>>>> I've successfully compiled my powerpc64-e6500-linux-gnu toolchain!
>>>>> Hooray!
>>>>> :)
>>>>>
>>>>> Now, the trouble is that U-Boot doesn't support 64-bit powerpc builds, so
>>>>> the toolchain needs to have multilib enabled. The compiler itself is
>>>>> built
>>>>> with no problem, but during the "Building for multilib subdir='32'" step,
>>>>> the build fails with this error:
>>>>> [ALL ] ../sysdeps/powerpc/powerpc64/start.S: Assembler messages:
>>>>> [ALL ] ../sysdeps/powerpc/powerpc64/start.S:50: Error: reloc 1 not
>>>>> supported by object file format
>>>>> [ALL ] ../sysdeps/powerpc/powerpc64/start.S:51: Error: reloc 1 not
>>>>> supported by object file format
>>>>> [ALL ] ../sysdeps/powerpc/powerpc64/start.S:52: Error: reloc 1 not
>>>>> supported by object file format
>>>>>
>>>>> Those lines in that file look like this:
>>>>> /* function descriptors so don't need JUMPTARGET */
>>>>> .quad BP_SYM(main)
>>>>> .quad __libc_csu_init
>>>>> .quad __libc_csu_fini
>>>>>
>>>>> Anybody know what this could be about, and how to fix it?
>>>>>
>>>>> My config and the tail of my log are attached.
>>>>>
>>>>> Thanks for your help,
>>>>> Danny
>>>>
>>>>
>>>>
>>>> I have some questions about your configuration.
>>>>
>>>> In your attached config.txt, you have things like:
>>>>
>>>> CT_WORK_DIR="[WORK_DIR]"
>>>>
>>>> and an arch suffix "-e6500" (iow: -e6500powerpc64-unknown-linux-gnu)
>>>> doesn't really make sense to me.
>>>>
>>>> I'm surprised this config works at all.
>>>>
>>>> Are you making this config with another external tool, such as
>>>> buildroot or a custom wrapper script? That may make some of my
>>>> confusion go away.
>>>>
>>>> -Bryan
>>>>
>>>> (PS, I have an updated config I'll post after I test it.)
>>>>
>>>> --
>>>> Danny Gale
>>>> Engineer
> ...

Beyond that, with the attached config, I got the same failure.
I think Cody is right about the arch name in the tuple.

I'm gonna poke at this for a second.

-Bryan

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