- Clear the SysTick current value register before starting the SysTick (only required if something uses SysTick before starting the scheduler). - Ensure atomic operations are thread safe by executing clrex in the context switch.
+ Change version number from V9.0.0rc2 to V9.0.0.
Introduce configUSE_TASK_FPU_SUPPORT into the GCC Cortex-A9 port to allow tasks to have an FPU context by default. Add MikroC Cortex-M4F port.