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May 04, 2022
General »
...the instructions are translated into micro-operations/uops whereas microcode as a term is usually...
May 27, 2021
General »
...www.uops.info/table.html?search=idiv&cb_lat=on&cb_tp=on&cb_uops...
December 21, 2013
Issues »
...or loop) that have more than 4
uops and require multiple cycles to decode. Use...
February 19, 2011
General »
...macro operations which used to be 2 uops (pop r -> load r = [esp]; inc esp...
April 13, 2010
General »
Specifically, bsr is 7 uops on AMD, 1 uop on Intel since the original Pentium...
July 14, 2009
General »
...in PIC mode.
      mov storagenop, EDX; // make #uops in loop a multiple of 3
}
    mul...
November 12, 2008
Learn »
...horrific* branch misprediction (minimum 24 cycles, 45 uops). No other processor is nearly as bad...
September 26, 2008
Announce »
...1;
 jnz start;

There are 5 fused uops in the loop. Every instruction is 1...
September 23, 2008
Announce »
...6 uops for two doubles, 12 for four floats. The number of SSE uops depends...
August 28, 2008
General »
...On my Pentium M, rtdsc takes 13 uops, all using execution port p0. This means...
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