May 04, 2022 General » Re: Why is D unpopular? | |||
|---|---|---|---|
| |||
...the instructions are translated into micro-operations/uops whereas microcode as a term is usually... | |||
May 27, 2021 General » Re: M1 10x faster than Intel at integral division, throughput one 64-bit divide in two cycles | |||
|---|---|---|---|
| |||
...www.uops.info/table.html?search=idiv&cb_lat=on&cb_tp=on&cb_uops... | |||
December 21, 2013 Issues » [Issue 11788] [x86] Valgrind unhandled instruction bytes: 0xC8 0x8 0x0 0x0 | |||
|---|---|---|---|
| |||
...or loop) that have more than 4 uops and require multiple cycles to decode. Use... | |||
February 19, 2011 General » Re: tooling quality and some random rant | |||
|---|---|---|---|
| |||
...macro operations which used to be 2 uops (pop r -> load r = [esp]; inc esp... | |||
April 13, 2010 General » Re: value range propagation for _bitwise_ OR | |||
|---|---|---|---|
| |||
Specifically, bsr is 7 uops on AMD, 1 uop on Intel since the original Pentium... | |||
July 14, 2009 General » Re: Conditional compilation inside asm and enum declarations | |||
|---|---|---|---|
| |||
...in PIC mode.
mov storagenop, EDX; // make #uops in loop a multiple of 3
}
mul... | |||
November 12, 2008 Learn » Re: Branch Prediction strange results | |||
|---|---|---|---|
| |||
...horrific* branch misprediction (minimum 24 cycles, 45 uops). No other processor is nearly as bad... | |||
September 26, 2008 Announce » Re: optimized array operations | |||
|---|---|---|---|
| |||
...1; jnz start; There are 5 fused uops in the loop. Every instruction is 1... | |||
September 23, 2008 Announce » Re: optimized array operations | |||
|---|---|---|---|
| |||
...6 uops for two doubles, 12 for four floats. The number of SSE uops depends... | |||
August 28, 2008 General » Re: Array append performance | |||
|---|---|---|---|
| |||
...On my Pentium M, rtdsc takes 13 uops, all using execution port p0. This means... | |||
Copyright © 1999-2021 by the D Language Foundation