atomics: Add parameters to macros
Making these functional rather than object macros will prevent later problems with complex macro expansion. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <rth@twiddle.net>
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/* Provide shorter names for GCC atomic builtins. */
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#define atomic_fetch_inc(ptr) __sync_fetch_and_add(ptr, 1)
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#define atomic_fetch_dec(ptr) __sync_fetch_and_add(ptr, -1)
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#define atomic_fetch_add __sync_fetch_and_add
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#define atomic_fetch_sub __sync_fetch_and_sub
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#define atomic_fetch_and __sync_fetch_and_and
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#define atomic_fetch_or __sync_fetch_and_or
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#define atomic_cmpxchg __sync_val_compare_and_swap
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#define atomic_fetch_add(ptr, n) __sync_fetch_and_add(ptr, n)
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#define atomic_fetch_sub(ptr, n) __sync_fetch_and_sub(ptr, n)
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#define atomic_fetch_and(ptr, n) __sync_fetch_and_and(ptr, n)
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#define atomic_fetch_or(ptr, n) __sync_fetch_and_or(ptr, n)
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#define atomic_cmpxchg(ptr, old, new) __sync_val_compare_and_swap(ptr, old, new)
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/* And even shorter names that return void. */
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#define atomic_inc(ptr) ((void) __sync_fetch_and_add(ptr, 1))
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