ck_pr_neg(3) | Library Functions Manual | ck_pr_neg(3) |
NAME
ck_pr_neg_ptr
,
ck_pr_neg_ptr_zero
,
ck_pr_neg_double
,
ck_pr_neg_double_zero
,
ck_pr_neg_char
,
ck_pr_neg_char_zero
,
ck_pr_neg_uint
,
ck_pr_neg_uint_zero
,
ck_pr_neg_int
,
ck_pr_neg_int_zero
,
ck_pr_neg_64
,
ck_pr_neg_64_zero
,
ck_pr_neg_32
,
ck_pr_neg_32_zero
,
ck_pr_neg_16
,
ck_pr_neg_16_zero
,
ck_pr_neg_8
,
ck_pr_neg_8_zero
— atomic
negation operations
LIBRARY
Concurrency Kit (libck, -lck)
SYNOPSIS
#include
<ck_pr.h>
void
ck_pr_neg_ptr
(void
*target);
void
ck_pr_neg_ptr_zero
(void
*target, bool
*z);
void
ck_pr_neg_double
(double
*target);
void
ck_pr_neg_double_zero
(double
*target, bool
*z);
void
ck_pr_neg_char
(char
*target);
void
ck_pr_neg_char_zero
(char
*target, bool
*z);
void
ck_pr_neg_uint
(unsigned
int *target);
void
ck_pr_neg_uint_zero
(unsigned
int *target, bool
*z);
void
ck_pr_neg_int
(int
*target);
void
ck_pr_neg_int_zero
(int
*target, bool
*z);
void
ck_pr_neg_64
(uint64_t
*target);
void
ck_pr_neg_64_zero
(uint64_t
*target, bool
*z);
void
ck_pr_neg_32
(uint32_t
*target);
void
ck_pr_neg_32_zero
(uint32_t
*target, bool
*z);
void
ck_pr_neg_16
(uint16_t
*target);
void
ck_pr_neg_16_zero
(uint16_t
*target, bool
*z);
void
ck_pr_neg_8
(uint8_t
*target);
void
ck_pr_neg_8_zero
(uint8_t
*target, bool
*z);
DESCRIPTION
The
ck_pr_neg
(3)
family of functions atomically negate the value pointed to by
target.
RETURN VALUES
The ck_pr_neg_zero functions set the value pointed to by z if the result of the negation operation was 0. They set the pointed to value to false otherwise.
SEE ALSO
ck_pr_fence_load(3), ck_pr_fence_load_depends(3), ck_pr_fence_store(3), ck_pr_fence_memory(3), ck_pr_load(3), ck_pr_store(3), ck_pr_fas(3), ck_pr_faa(3), ck_pr_inc(3), ck_pr_dec(3), ck_pr_not(3), ck_pr_add(3), ck_pr_sub(3), ck_pr_and(3), ck_pr_or(3), ck_pr_xor(3), ck_pr_cas(3), ck_pr_btc(3), ck_pr_bts(3), ck_pr_btr(3)
Additional information available at http://concurrencykit.org/
April 7, 2013 |