Is it possible that gcc reorders a series of read/write operations?

Pan ruochen
Fri Sep 5 02:29:00 GMT 2008

> The instructions are executed in order.  The problem is that the write
> operations in IO space are sometimes reordered.  On this board, flushing the
> write-back buffer after IO writes is required.
> David Daney

Here, the write-back buffer means the instruction cache of MIPS?


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