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0dc714c4
Commit
0dc714c4
authored
Sep 05, 2018
by
Ondřej Surý
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On 32-bit Windows use only default memory ordering
parent
8360df5a
Pipeline
#4677
passed with stages
in 12 minutes and 11 seconds
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1
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1
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lib/isc/win32/include/isc/stdatomic.h
lib/isc/win32/include/isc/stdatomic.h
+19
-0
No files found.
lib/isc/win32/include/isc/stdatomic.h
View file @
0dc714c4
...
...
@@ -64,12 +64,17 @@ typedef uint_fast64_t volatile atomic_uint_fast64_t;
? InterlockedExchangeAcquire((atomic_int_fast32_t *)obj, desired) \
: InterlockedExchange((atomic_int_fast32_t *)obj, desired)))
#ifdef _WIN64
#define atomic_store_explicit64(obj, desired, order) \
(order == memory_order_relaxed \
? InterlockedExchangeNoFence64((atomic_int_fast64_t *)obj, desired) \
: (order == memory_order_acquire \
? InterlockedExchangeAcquire64((atomic_int_fast64_t *)obj, desired) \
: InterlockedExchange64((atomic_int_fast64_t *)obj, desired)))
#else
#define atomic_store_explicit64(obj, desired, order) \
InterlockedExchange64((atomic_int_fast64_t *)obj, desired)
#endif
static
inline
void
...
...
@@ -97,6 +102,7 @@ atomic_store_abort() {
? (int32_t)InterlockedOrRelease((atomic_int_fast32_t *)obj, 0) \
: (int32_t)InterlockedOr((atomic_int_fast32_t *)obj, 0))))
#ifdef _WIN64
#define atomic_load_explicit64(obj, order) \
(order == memory_order_relaxed \
? InterlockedOr64NoFence((atomic_int_fast64_t *)obj, 0) \
...
...
@@ -105,6 +111,10 @@ atomic_store_abort() {
: (order == memory_order_release \
? InterlockedOr64Release((atomic_int_fast64_t *)obj, 0) \
: InterlockedOr64((atomic_int_fast64_t *)obj, 0))))
#else
#define atomic_load_explicit64(obj, order) \
InterlockedOr64((atomic_int_fast64_t *)obj, 0)
#endif
static
inline
int8_t
...
...
@@ -132,6 +142,7 @@ atomic_load_abort() {
? InterlockedExchangeAddRelease((atomic_int_fast32_t *)obj, arg) \
: InterlockedExchange((atomic_int_fast32_t *)obj, arg))))
#ifdef _WIN64
#define atomic_fetch_add_explicit64(obj, arg, order) \
(order == memory_order_relaxed \
? InterlockedExchangeAddNoFence64((atomic_int_fast64_t *)obj, arg) \
...
...
@@ -140,6 +151,10 @@ atomic_load_abort() {
: (order == memory_order_release \
? InterlockedExchangeAddRelease64((atomic_int_fast64_t *)obj, arg) \
: InterlockedExchange64((atomic_int_fast64_t *)obj, arg))))
#else
#define atomic_fetch_add_explicit64(obj, arg, order) \
InterlockedExchange64((atomic_int_fast64_t *)obj, arg)
#endif
static
inline
int8_t
...
...
@@ -203,6 +218,7 @@ atomic_compare_exchange_strong_explicit64(atomic_int_fast64_t *obj,
bool
__r
;
int64_t
__v
;
REQUIRE
(
succ
==
fail
);
#ifdef _WIN64
switch
(
succ
)
{
case
memory_order_relaxed
:
__v
=
InterlockedCompareExchangeNoFence64
((
atomic_int_fast64_t
*
)
obj
,
desired
,
*
expected
);
...
...
@@ -217,6 +233,9 @@ atomic_compare_exchange_strong_explicit64(atomic_int_fast64_t *obj,
__v
=
InterlockedCompareExchange64
((
atomic_int_fast64_t
*
)
obj
,
desired
,
*
expected
);
break
;
}
#else
__v
=
InterlockedCompareExchange64
((
atomic_int_fast64_t
*
)
obj
,
desired
,
*
expected
);
#endif
__r
=
(
*
(
expected
)
==
__v
);
if
(
!
__r
)
{
*
(
expected
)
=
__v
;
...
...
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