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/* For alpha, 0 is clear, 1 is set. */
#ifdef __GNUC__
#define TSL_SET(tsl) ({ \
register tsl_t *__l = (tsl); \
int __r; \
asm volatile( \
"1: ldl_l %0,%1\n" \
" blbs %0,2f\n" \
" mov 1,%0\n" \
" stl_c %0,%1\n" \
" bne %0,1b\n" \
" mb\n" \
"2:" \
: "=&r"(__r), "=m"(*__l) : "m"(*__l) : "memory"); \
__r; \
})
#endif
#ifdef __DECC
#include <alpha/builtins.h>
#define TSL_SET(tsl) (__LOCK_LONG_RETRY((tsl), 1) != 0)
#endif
#define TSL_UNSET(tsl) (*(tsl) = 0)
#define TSL_INIT(tsl) TSL_UNSET(tsl)
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