2012/6/27 Jason Garrett-Glaser <[email protected]>: > This should be REP_RET, but otherwise looks good. Will probably be faster, > too.
Yes, as mentioned by Mans, the memcpy provided by whatever mingw-w64 uses (old msvcrt?) is not very fast: see cycle count in commit message. But even with a better memcpy, it should be a win. New patch attached, addressing also Mans' comment. -- Christophe
0001-FFT-x86-replace-call-to-memcpy-by-a-loop.patch
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