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https://gitlab.uni-freiburg.de/opensourcevdi/spice
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24 lines
436 B
C
24 lines
436 B
C
#ifndef H_SPICE_SERVER_UTIL
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#define H_SPICE_SERVER_UTIL
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#include <unistd.h>
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static inline void set_bit(int index, uint32_t *addr)
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{
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uint32_t mask = 1 << index;
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__sync_or_and_fetch(addr, mask);
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}
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static inline void clear_bit(int index, uint32_t *addr)
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{
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uint32_t mask = ~(1 << index);
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__sync_and_and_fetch(addr, mask);
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}
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static inline int test_bit(int index, uint32_t val)
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{
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return val & (1u << index);
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}
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#endif
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