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Added portMEMORY_BARRIER() implemented as __asm volatile( "" ::: "memory" ) into ARM Cortex-M33 ports to assist with link time optimisation.

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This commit is contained in:
Richard Barry 2019-04-25 19:49:50 +00:00
parent 84377442fc
commit 27ca5c8341
3 changed files with 6 additions and 0 deletions
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2
FreeRTOS/Source/portable/ARMv8M/non_secure/portmacro.h
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@ -289,6 +289,8 @@ typedef struct MPU_SETTINGS
#endif /* configENABLE_MPU */
/*-----------------------------------------------------------*/
#define portMEMORY_BARRIER() __asm volatile( "" ::: "memory" )
#ifdef __cplusplus
}
#endif

2
FreeRTOS/Source/portable/GCC/ARM_CM33/non_secure/portmacro.h
View file

@ -289,6 +289,8 @@ typedef struct MPU_SETTINGS
#endif /* configENABLE_MPU */
/*-----------------------------------------------------------*/
#define portMEMORY_BARRIER() __asm volatile( "" ::: "memory" )
#ifdef __cplusplus
}
#endif

2
FreeRTOS/Source/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h
View file

@ -289,6 +289,8 @@ typedef struct MPU_SETTINGS
#endif /* configENABLE_MPU */
/*-----------------------------------------------------------*/
#define portMEMORY_BARRIER() __asm volatile( "" ::: "memory" )
#ifdef __cplusplus
}
#endif