22 lines
591 B
C
22 lines
591 B
C
#ifndef BLUELIB_CORE_BITOP_H_
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#define BLUELIB_CORE_BITOP_H_
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#include <blue/core/misc.h>
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BLUE_API int b_popcountl(long v);
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BLUE_API int b_ctzl(long v);
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BLUE_API int b_clzl(long v);
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#if defined(__GNUC__) || defined(__clang__)
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#define b_cmpxchg(v, expected_val, new_val) \
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__atomic_compare_exchange_n( \
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v, expected_val, new_val, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED)
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#elif defined(_MSC_VER)
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/* TODO add MSVC support */
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#error MSVC intrinsics not yet supported
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#else
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#error Unsupported compiler
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#endif
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#endif
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