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

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This commit is contained in:
Richard Barry 2019-04-21 20:15:34 +00:00
parent 606845492b
commit 84377442fc
11 changed files with 17 additions and 0 deletions
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FreeRTOS/Source/portable/GCC/ARM_CM0/portmacro.h
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@ -107,6 +107,8 @@ extern void vClearInterruptMaskFromISR( uint32_t ulMask ) __attribute__((naked)
#define portNOP()
#define portMEMORY_BARRIER() __asm volatile( "" ::: "memory" )
#ifdef __cplusplus
}
#endif