[U-Boot] [PATCH] powerpc: Fix FPU post related link warnings

Wolfgang Denk wd at denx.de
Tue Jan 25 21:16:23 CET 2011


Dear Kumar Gala,

In message <1295946008-11905-1-git-send-email-galak at kernel.crashing.org> you wrote:
> If we built POST on PPC's that didn't enable CONFIG_SYS_POST_FPU we'd
> get the following warning with newer toolchains:
> 
> powerpc-linux-gnu-ld: Warning: lib_powerpc/fpu/libpostpowerpcfpu.o
> 		      uses hard float, libpost.o uses soft float
> 
> We actually worked around this sometime ago with the following commit:
> 
> commit ce82ff05388b5ddafdf6082ef0776cce72c40b1c
> Author: Yuri Tikhonov <yur at emcraft.com>
> Date:   Sat Dec 20 14:54:21 2008 +0300
> 
>    FPU POST: fix warnings when building with 2.18 binutils
> 
> However, this only took into effect if CONFIG_SYS_POST_FPU was enabled.
> We can simply move the GNU_FPOST_ATTR out of the CONFIG_SYS_POST_FPU
> ifdef block to address the issue.
> 
> Signed-off-by: Kumar Gala <galak at kernel.crashing.org>
> ---
> 
> Wolfgang, I request we think about include this patch in v2011.03 tree so we
> can all stop getting these build warnings :)
> 
> - k
> 
>  post/lib_powerpc/fpu/20001122-1.c             |    4 ++--
>  post/lib_powerpc/fpu/20010114-2.c             |    4 ++--
>  post/lib_powerpc/fpu/20010226-1.c             |    4 ++--
>  post/lib_powerpc/fpu/980619-1.c               |    4 ++--
>  post/lib_powerpc/fpu/acc1.c                   |    4 ++--
>  post/lib_powerpc/fpu/compare-fp-1.c           |    4 ++--
>  post/lib_powerpc/fpu/fpu.c                    |    4 ++--
>  post/lib_powerpc/fpu/mul-subnormal-single-1.c |    4 ++--
>  8 files changed, 16 insertions(+), 16 deletions(-)

Applied, thanks.

Best regards,

Wolfgang Denk

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