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21 lines
639 B
C
21 lines
639 B
C
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#ifndef COSMOPOLITAN_TOOL_PLINKO_LIB_HISTO_H_
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#define COSMOPOLITAN_TOOL_PLINKO_LIB_HISTO_H_
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#include "libc/macros.internal.h"
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#include "libc/nexgen32e/bsr.h"
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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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 /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_TOOL_PLINKO_LIB_HISTO_H_ */
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