On Sat, Sep 07, 2019 at 04:56:45PM -0700, Andrey Smirnov wrote:
> GCC9 now produces the following warning:
>
> common.h:51:2: warning: listing the stack pointer register ‘sp’ in a clobber list is deprecated [-Wdeprecated]
> 51 | __asm__ __volatile__("mov sp, %0"
> | ^~~~~~~
> common.h:51:2: note: the value of the stack pointer after an ‘asm’ statement must be the same as it was before the statement
Hm, this makes an arm_setup_stack() function illegal by definition. I
think we have work to do :(
Can you change both arm32 and aarch64 to assembly in this patch? We have
to do something anyway, changing both architectures might make this
patch simpler.
Sascha
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