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MT#55283 move bit flag helpers

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No change other than re-ordering, so that they can use the atomic64
primitives.

Change-Id: I4d6c38177392a6115745f77de39d63e42aa34161
pull/1776/head
Richard Fuchs 2 years ago
parent a50d553cdd
commit a951651464
1 changed files with 46 additions and 46 deletions
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92
include/helpers.h
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@ -236,52 +236,6 @@ INLINE void thread_create_detach(void (*f)(void *), void *a, const char *name) {
/*** ATOMIC BITFIELD OPERATIONS ***/
/* checks if at least one of the flags is set */
INLINE bool bf_isset(const volatile unsigned int *u, unsigned int f) {
if ((g_atomic_int_get(u) & f))
return true;
return false;
}
/* checks if all of the flags are set */
INLINE bool bf_areset(const volatile unsigned int *u, unsigned int f) {
if ((g_atomic_int_get(u) & f) == f)
return true;
return false;
}
/* returns true if at least one of the flags was set already */
INLINE bool bf_set(volatile unsigned int *u, unsigned int f) {
return (g_atomic_int_or(u, f) & f) ? true : false;
}
/* returns true if at least one of the flags was set */
INLINE bool bf_clear(volatile unsigned int *u, unsigned int f) {
return (g_atomic_int_and(u, ~f) & f) ? true : false;
}
INLINE void bf_set_clear(volatile unsigned int *u, unsigned int f, bool cond) {
if (cond)
bf_set(u, f);
else
bf_clear(u, f);
}
/* works only for single flags */
INLINE void bf_copy(volatile unsigned int *u, unsigned int f,
const volatile unsigned int *s, unsigned int g)
{
bf_set_clear(u, f, bf_isset(s, g));
}
/* works for multiple flags */
INLINE void bf_copy_same(volatile unsigned int *u, const volatile unsigned int *s, unsigned int g) {
unsigned int old, set, clear;
old = g_atomic_int_get(s);
set = old & g;
clear = ~old & g;
bf_set(u, set);
bf_clear(u, clear);
}
/*** ATOMIC64 ***/
#if GLIB_SIZEOF_VOID_P >= 8
@ -450,6 +404,52 @@ INLINE double atomic64_div(const atomic64 *n, const atomic64 *d) {
/*** ATOMIC BITFIELD OPERATIONS ***/
/* checks if at least one of the flags is set */
INLINE bool bf_isset(const volatile unsigned int *u, unsigned int f) {
if ((g_atomic_int_get(u) & f))
return true;
return false;
}
/* checks if all of the flags are set */
INLINE bool bf_areset(const volatile unsigned int *u, unsigned int f) {
if ((g_atomic_int_get(u) & f) == f)
return true;
return false;
}
/* returns true if at least one of the flags was set already */
INLINE bool bf_set(volatile unsigned int *u, unsigned int f) {
return (g_atomic_int_or(u, f) & f) ? true : false;
}
/* returns true if at least one of the flags was set */
INLINE bool bf_clear(volatile unsigned int *u, unsigned int f) {
return (g_atomic_int_and(u, ~f) & f) ? true : false;
}
INLINE void bf_set_clear(volatile unsigned int *u, unsigned int f, bool cond) {
if (cond)
bf_set(u, f);
else
bf_clear(u, f);
}
/* works only for single flags */
INLINE void bf_copy(volatile unsigned int *u, unsigned int f,
const volatile unsigned int *s, unsigned int g)
{
bf_set_clear(u, f, bf_isset(s, g));
}
/* works for multiple flags */
INLINE void bf_copy_same(volatile unsigned int *u, const volatile unsigned int *s, unsigned int g) {
unsigned int old, set, clear;
old = g_atomic_int_get(s);
set = old & g;
clear = ~old & g;
bf_set(u, set);
bf_clear(u, clear);
}
/*** STATS HELPERS ***/
#define STAT_MIN_MAX_RESET_ZERO(x, mm, loc) \

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