bitops.h File Reference

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Data Structures
struct	compress_main_t

Macros
#define	foreach_set_bit(var, mask, body)

Functions
static uword	count_set_bits (uword x)
static void	compress_init (compress_main_t *cm, uword mask)
static uword	compress_bits (compress_main_t *cm, uword x)
static uword	rotate_left (uword x, uword i)
static uword	rotate_right (uword x, uword i)
static uword	next_with_same_number_of_set_bits (uword x)

Macro Definition Documentation

#define foreach_set_bit	(		var,
			mask,
			body
	)

Value:

do {                                                                    \
  uword _foreach_set_bit_m_##var = (mask);                              \
  uword _foreach_set_bit_f_##var;                                       \
  while (_foreach_set_bit_m_##var != 0)                                 \
    {                                                                   \
      _foreach_set_bit_f_##var = first_set (_foreach_set_bit_m_##var);  \
      _foreach_set_bit_m_##var ^= _foreach_set_bit_f_##var;             \
      (var) = min_log2 (_foreach_set_bit_f_##var);                      \
      do { body; } while (0);                                           \
    }                                                                   \
} while (0)

Definition at line 158 of file bitops.h.

Function Documentation

static uword compress_bits ( compress_main_t *  cm, uword  x  )

inlinestatic

Definition at line 110 of file bitops.h.

static void compress_init ( compress_main_t *  cm, uword  mask  )

inlinestatic

Definition at line 83 of file bitops.h.

static uword count_set_bits ( uword  x )

inlinestatic

Definition at line 45 of file bitops.h.

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static uword next_with_same_number_of_set_bits ( uword  x )

inlinestatic

Definition at line 148 of file bitops.h.

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static uword rotate_left ( uword  x, uword  i  )

inlinestatic

Definition at line 134 of file bitops.h.

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static uword rotate_right ( uword  x, uword  i  )

inlinestatic

Definition at line 140 of file bitops.h.