11.11.2012 01:10, Bart Oldeman пишет: > On 10 November 2012 15:39, Stas Sergeev wrote: > >> Could you just, if possible, give a simple example that >> will show that the problem is unsolvable? > just think of movsb from vga to vga memory. Read and write bytes are > different but can't be mapped differently. At least for the trivial, non-overlapping case of movsb I don't see a problem. Do you mean an overlapping case is problematic, which is where you wrote some value and immediately read it back, without a chance to recalculate it for proper reading?
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