On Thursday, 14 April 2016 at 04:52:12 UTC, Walter Bright wrote:
On 4/13/2016 8:00 PM, deadalnix wrote:
Also, just checked, on sandy bridge, the LEA has 3clock
latency (but start
earlier in the pipeline) and the add 1, so it is not as bad as
it looks (it is
still bad).
The size is larger, too (not so cache friendly). Integer
arithmetic is sort of the bread and butter of computer
programs, how much slowdown will people accept?
Maybe not everywhere, but some security related code and/or tool
like ubsan surely can benefit from this.
