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Re: libffi for ARM

Andrew Haley wrote:

+   __asm __volatile ("swi 0x9f0002		@ sys_cacheflush"	\
+	   		    : "=r" (_beg)				\
+	   		    : "0" (_beg), "r" (_end), "r" (_flg));	\
+ })

Can that be correct? Both _end and _flg have the generic "r" register constraint. Shouldn't they be forced into specific registers?

David Daney

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