Mail Archives: djgpp/1998/08/13/00:00:46
Donald McComb wrote:
> Ahhh... But I thought memcopy copied the memory in byte sized chunks,
> rather than longs, and thus wouldn't be quite as fast as it could be. I
> hope you're right... that solution is far more appealling than inline
> asm :)
No, memcpy (no 'o') copy's 4-byte chunks (but also works with blocks not
divisible by 4). There is a function memmove that copies 1 byte at a time
in case the regions overlap, but it is (essentially) 4 times slower.
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