Re: Cross Compiler question (the essence of a Canadian Cross Compiler)

[Khem Raj <kraj at mvista dot com>]

J. Robert Wyatt wrote:

> First, I'd like to say thanks for crosstool!!! I've done the work without it
> and now I'm hooked!!!!! Thanks Dan!
>
> Now for the question ...
>
> I'd like to build a gcc compiler on a i686 system for ARMv5b that runs on
> the ARMv5b. I've got the corsstool-0.37 to build the armv5b compiler that
> runs on i686, but the next step is to use that compiler to build a compiler
> that can run natively on the ARM platform (Linux 2.4.21 if that is of
> interest). This last step is confusing since I don't see the three step
> requirement.
>
> Basically, the --build is the i686 system and the --host and --target are
> one in the same ... want a compiler that runs on ARM to generate for ARM. Is
> this essentially a Canadian Cross compiler? If so, do I really have to build
> three compilers, when the first two are really the same?
>  
use the cross compiler for armv5b to compile the native compiler for armv5b
CC=<your cross compiler which can generate code for armv5b>
--build=i686
--target=armv5b
--host=armv5b

the resulting compiler should be good for running on armv5b system and 
it will generate code for armv5b

> Thanks,
> Robert
>
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>  


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