_prev              32 arch/m68k/include/asm/switch_to.h   register void *_prev __asm__ ("a0") = (prev); \
_prev              36 arch/m68k/include/asm/switch_to.h 		       : "=a" (_prev), "=a" (_next), "=d" (_last) \
_prev              37 arch/m68k/include/asm/switch_to.h 		       : "0" (_prev), "1" (_next) \
_prev             107 arch/s390/include/asm/stacktrace.h 		: [_prev] "=&a" (prev), CALL_FMT_##nr			\