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8bfd56b59e
Now that these functions are behind _COSMO_SOURCE there's no reason for having the ugly underscore anymore. To use these functions, you need to pass -mcosmo to cosmocc.
19 lines
551 B
C
19 lines
551 B
C
#ifndef COSMOPOLITAN_TOOL_PLINKO_LIB_HISTO_H_
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#define COSMOPOLITAN_TOOL_PLINKO_LIB_HISTO_H_
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#include "libc/intrin/bsr.h"
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#include "libc/macros.internal.h"
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COSMOPOLITAN_C_START_
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#define HISTO(H, X) \
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do { \
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uint64_t x_ = X; \
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x_ = x_ ? bsrl(x_) + 1 : x_; \
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++H[MIN(x_, ARRAYLEN(H) - 1)]; \
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} while (0)
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void PrintHistogram(int, const char *, const long *, size_t);
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long GetLongSum(const long *, size_t);
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COSMOPOLITAN_C_END_
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#endif /* COSMOPOLITAN_TOOL_PLINKO_LIB_HISTO_H_ */
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