[Buildroot] Reg: Valgrind support for Aarch64 in buildroot 2019.02.02

[Arnout Vandecappelle]

On 30/04/2019 13:34, ravi chandran wrote:
> checking for a supported CPU... no (arm)
> configure: error: Unsupported host architecture. Sorry 
> 
> valgrind-3.14.0 is what the version configured to use in valgrind.mk
> <http://valgrind.mk>. I am not sure if this particular version will support arm32.
> 
> config BR2_PACKAGE_VALGRIND_ARCH_SUPPORTS
>         bool
>         default y if BR2_aarch64
>        + default y if BR2_arm
>         default y if BR2_ARM_CPU_ARMV7A
                       ^^^^^^^^^^^^^^^^^^
 As you can see, valgrind does support arm32, but only ARMv7-A (i.e. Cortex-A
class CPUs).

 It might also support ARMv8 in 32-bit mode, however. Note that you'll need to
adapt the rewriting of GNU_TARGET_NAME in valgrind.mk if you want to try that.

 Regards,
 Arnout


>         # MIPS32 R6 is unsupported
>         default y if BR2_mips && !BR2_mips_32r6
>         default y if BR2_mipsel && !BR2_mips_32r6
> 
> Thanks,
> Ravi