gumbold <[EMAIL PROTECTED]> writes:
> please tell me what it means:
> #define MBARRIER() __asm__ __volatile__ ("lock; addl $0,0(%%esp)" :::
> "memory")
> #define UNLOCK_MBARRIER() __asm__ __volatile__ ("" ::: "memory")
This is where the asm statement is documented:
http://gcc.gnu.org/onlinedocs/gcc-4.0.0/gcc/Extended-Asm.html
If you have a more specific question, ask it.
Ian
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