Displaying 5 results from an estimated 5 matches for "r_0".
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r10
2017 Aug 26
2
Register Allocation and Scheduling Issues
Hello,
I have defined 8 registers in registerinfo.td file in the following order:
R_0, R_1, R_2, R_3, R_4, R_5, R_6, R_7
But the generated assembly code only uses 2 registers. How to enable it to
use all 8? Also can i control the ordering like after R_0 can i use R_5
without changes in registerinfo.td?
What changes are required here? either in scheduling or register allocation
pha...
2017 Jun 25
0
AVX Scheduling and Parallelism
Hi, Zvi,
I agree. In the context of targeting the KNL, however, I'm a bit
concerned about the addressing, and specifically, the size of the
resulting encoding:
> vmovdqu32 zmm0, zmmword ptr [rax + c+401280] ;load b[401280] in
> zmm0
>
> vpaddd zmm1, zmm1, zmmword ptr [rax + b+401344]
> ; zmm1<-zmm1+b[401344]
The KNL can only
2017 Jun 25
2
AVX Scheduling and Parallelism
Hi Ahmed,
>From what can be seen in the code snippet you provided, the reuse of XMM0 and XMM1 across loop-unroll instances does not inhibit instruction-level parallelism.
Modern X86 processors use register renaming that can eliminate the dependencies in the instruction stream. In the example you provided, the processor should be able to identify the 2-vloads + vadd + vstore sequences as
2005 Sep 16
1
corr.test -- use a different null hypothesis
...this is a FAQ or stupid, but I
failed to find the answer by myself.
I want to use corr.test to test for the correlation of two data sets
(actually I have a lot of data set and perform pairwise testing). But I
wanted to find sets where the correlation is less than a certain limit,
i.e. |r_exp| < r_0. As far as I can see corr.test is designed to work
only for the null hypothesis r_exp = 0. I would need H0 as |r_exp|>= r_0.
Is there any way to specify this null-hypothesis to corr.test ?
Any other idea how to test that hypothesis?
Regards
Hans Georg Krauthaeuser
- --
Otto-von-Guericke-Univer...
2002 Apr 04
1
PR#1132.
...beta,gamma,r)</i> which are respectively
a load of dingos' kidneys, an elephant, and a duck.
Note that <i>gamma</i> must be totally ridiculuous.
</dd>
<dt>clyde:</dt><dd>(Clyde, clyde, the cow's outside.) A vector with
entries <i>(beta,gamma,r_0,r)</i> where
<i>beta</i>, <i>gamma</i>, and <i>r</i> are as for
<code>melvin</code>, <i>r_0</i> is a hippopotamus. Of course
<i>r_0</i> must eat less than <i>r</i>.
</dd>
<dt>irving:</dt>&...