On Wed, 12 Mar 2014 10:47:20 +0900
AKASHI Takahiro <takahiro.aka...@linaro.org> wrote:


> This happens when a header file, elf.h, on "your host machine" does not have
> definitions of EM_AARCH64 nor R_AARCH64_ABS64 because "recordmcount" is a 
> binary
> utility on host(x86), not target. It is very likely for most distros.
> (I mentioned this in the cover letter, but the description might not be 
> clear.)
> 
> Possible solutions are:
> 1) Define both macros directly in scripts/recordmcount.c
> 2) Use perl version of recordmcount
> 
> Currently I take 1), but it is a workaround.
> 2) should work with my current patch, too. But you need to remove 
> HAVE_C_RECORDCOUNT
> from arm64/Kconfig.
> 
> Which one do you prefer? I will include a fix for 1) in the next revision, 
> anyway.

Or even option 3)

3) I can update the main Makefile to check to see if EM_<ARCH> exists
in the elf.h header, and if not, we use the perl version and undef
HAVE_C_RECORDMCOUNT.

-- Steve

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