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Fix atomics on Windows (#49)

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* Fix atomics on Windows
This commit is contained in:
Jackie Kay 2016-04-24 21:23:39 +00:00
parent b3db5ee364
commit 148962dbc4
1 changed files with 43 additions and 7 deletions
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50
rcl/src/rcl/stdatomic_helper/win32/stdatomic.h
View file

@ -67,6 +67,7 @@
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
// In MSVC, correct alignment of each type is already ensured.
#define _Atomic(T) struct { T __val; }
@ -191,7 +192,7 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
__pragma(warning(push)) \
__pragma(warning(disable: 4244)) \
do { \
switch (sizeof(object)) { \
switch (sizeof(out)) { \
case sizeof(uint64_t): \
out = _InterlockedCompareExchange64((LONGLONG *) object, desired, *expected); \
break; \
@ -201,7 +202,12 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
case sizeof(uint16_t): \
out = _InterlockedCompareExchange16((SHORT *) object, desired, *expected); \
break; \
case sizeof(uint8_t): \
out = _InterlockedCompareExchange8((char *) object, desired, *expected); \
break; \
default: \
fprintf(stderr, "Unsupported integer type in atomic_compare_exchange_strong"); \
exit(-1); \
break; \
} \
} while (0); \
@ -214,7 +220,7 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
__pragma(warning(push)) \
__pragma(warning(disable: 4244)) \
do { \
switch (sizeof(object)) { \
switch (sizeof(out)) { \
case sizeof(uint64_t): \
out = _InterlockedExchange64((LONGLONG *) object, desired); \
break; \
@ -224,7 +230,12 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
case sizeof(uint16_t): \
out = _InterlockedExchange16((SHORT *) object, desired); \
break; \
case sizeof(uint8_t): \
out = _InterlockedExchange8((char *) object, desired); \
break; \
default: \
fprintf(stderr, "Unsupported integer type in atomic_exchange_strong"); \
exit(-1); \
break; \
} \
} while (0); \
@ -234,7 +245,7 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
__pragma(warning(push)) \
__pragma(warning(disable: 4244)) \
do { \
switch (sizeof(object)) { \
switch (sizeof(out)) { \
case sizeof(uint64_t): \
out = _InterlockedExchangeAdd64((LONGLONG *) object, operand); \
break; \
@ -244,7 +255,12 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
case sizeof(uint16_t): \
out = _InterlockedExchangeAdd16((SHORT *) object, operand); \
break; \
case sizeof(uint8_t): \
out = _InterlockedExchangeAdd8((char *) object, operand); \
break; \
default: \
fprintf(stderr, "Unsupported integer type in atomic_fetch_add"); \
exit(-1); \
break; \
} \
} while (0); \
@ -254,7 +270,7 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
__pragma(warning(push)) \
__pragma(warning(disable: 4244)) \
do { \
switch (sizeof(object)) { \
switch (sizeof(out)) { \
case sizeof(uint64_t): \
out = _InterlockedAnd64((LONGLONG *) object, operand); \
break; \
@ -264,7 +280,12 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
case sizeof(uint16_t): \
out = _InterlockedAnd16((SHORT *) object, operand); \
break; \
case sizeof(uint8_t): \
out = _InterlockedAnd8((char *) object, operand); \
break; \
default: \
fprintf(stderr, "Unsupported integer type in atomic_fetch_and"); \
exit(-1); \
break; \
} \
} while (0); \
@ -274,7 +295,7 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
__pragma(warning(push)) \
__pragma(warning(disable: 4244)) \
do { \
switch (sizeof(object)) { \
switch (sizeof(out)) { \
case sizeof(uint64_t): \
out = _InterlockedOr64((LONGLONG *) object, operand); \
break; \
@ -284,7 +305,12 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
case sizeof(uint16_t): \
out = _InterlockedOr16((SHORT *) object, operand); \
break; \
case sizeof(uint8_t): \
out = _InterlockedOr8((char *) object, operand); \
break; \
default: \
fprintf(stderr, "Unsupported integer type in atomic_fetch_or"); \
exit(-1); \
break; \
} \
} while (0); \
@ -297,7 +323,7 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
__pragma(warning(push)) \
__pragma(warning(disable: 4244)) \
do { \
switch (sizeof(object)) { \
switch (sizeof(out)) { \
case sizeof(uint64_t): \
out = _InterlockedXor64((LONGLONG *) object, operand); \
break; \
@ -307,7 +333,12 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
case sizeof(uint16_t): \
out = _InterlockedXor16((SHORT *) object, operand); \
break; \
case sizeof(uint8_t): \
out = _InterlockedXor8((char *) object, operand); \
break; \
default: \
fprintf(stderr, "Unsupported integer type in atomic_fetch_xor"); \
exit(-1); \
break; \
} \
} while (0); \
@ -317,7 +348,7 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
__pragma(warning(push)) \
__pragma(warning(disable: 4244)) \
do { \
switch (sizeof(object)) { \
switch (sizeof(out)) { \
case sizeof(uint64_t): \
out = _InterlockedExchangeAdd64((LONGLONG *) object, 0); \
break; \
@ -327,7 +358,12 @@ typedef _Atomic (uintmax_t) atomic_uintmax_t;
case sizeof(uint16_t): \
out = _InterlockedExchangeAdd16((SHORT *) object, 0); \
break; \
case sizeof(uint8_t): \
out = _InterlockedExchangeAdd8((char *) object, 0); \
break; \
default: \
fprintf(stderr, "Unsupported integer type in atomic_load"); \
exit(-1); \
break; \
} \
} while (0); \