Displaying 6 results from an estimated 6 matches for "mavx256".
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2015 Mar 11
2
Notes on building a gcc toolchain for Rtools (but not multilib)
...w the C++11 standard,
> it would still be useful to document this, perhaps in the Writing R
> Extensions manual.
>
> - Hsiu-Khuern
Hello, Hsiu-Khuern.
All the times I have built, I've passed -std-gnu++11. Specifically, I
pass: -march=native -O3 -mfpmath=sse -std=gnu++11 -msse2avx
-mavx256-split-unaligned-load -mavx256-split-unaligned-store
-mvzeroupper --param l1-cache-line-size=64 --param l1-cache-size=64
--param l2-cache-size=256. I live with the repeated warnings that it
isn't needed for gcc, but I know it takes as I see the same string
(gnu++11) passed when I build Rcpp from...
2015 Mar 10
3
Notes on building a gcc toolchain for Rtools (but not multilib)
Hi Duncan,
On Mon, Mar 9, 2015 at 10:40 AM, Duncan Murdoch
<murdoch.duncan at gmail.com> wrote:
> On 09/03/2015 11:07 AM, Hsiu-Khuern Tang wrote:
>>
>> On Mon, Mar 9, 2015 at 3:50 AM, Duncan Murdoch <murdoch.duncan at gmail.com>
>> wrote:
>> > On 08/03/2015 10:02 PM, Hsiu-Khuern Tang wrote:
>> >> Hi,
>> >>
>> >> [This
2015 Mar 11
1
Notes on building a gcc toolchain for Rtools (but not multilib)
...s in the Writing R
>>> Extensions manual.
>>>
>>> - Hsiu-Khuern
>>
>> Hello, Hsiu-Khuern.
>>
>> All the times I have built, I've passed -std-gnu++11. Specifically, I
>> pass: -march=native -O3 -mfpmath=sse -std=gnu++11 -msse2avx
>> -mavx256-split-unaligned-load -mavx256-split-unaligned-store
>> -mvzeroupper --param l1-cache-line-size=64 --param l1-cache-size=64
>> --param l2-cache-size=256.
>> ...
>
> Interesting. I tested the use of -O0, ..., -O3 together with
> -std=gnu++11. With -O0 (which I suppose is...
2015 Mar 11
0
Notes on building a gcc toolchain for Rtools (but not multilib)
...l be useful to document this, perhaps in the Writing R
>> Extensions manual.
>>
>> - Hsiu-Khuern
>
> Hello, Hsiu-Khuern.
>
> All the times I have built, I've passed -std-gnu++11. Specifically, I
> pass: -march=native -O3 -mfpmath=sse -std=gnu++11 -msse2avx
> -mavx256-split-unaligned-load -mavx256-split-unaligned-store
> -mvzeroupper --param l1-cache-line-size=64 --param l1-cache-size=64
> --param l2-cache-size=256.
> ...
Interesting. I tested the use of -O0, ..., -O3 together with
-std=gnu++11. With -O0 (which I suppose is the default if not
specifi...
2015 Mar 09
1
Notes on building a gcc toolchain for Rtools (but not multilib)
On Sun, Mar 8, 2015 at 8:33 PM, Avraham Adler <avraham.adler at gmail.com> wrote:
>
> Thank you for the update, Hsiu-Khuern. Can you check how many digits
> scientific notation shows? I was able to build a 64bit version of R
> using the mingw64 4.8.4 distro, but ran into trouble with compat.c,
> and the only work-around I found ended breaking R's defualt two digit
>
2015 Mar 11
2
Notes on building a gcc toolchain for Rtools (but not multilib)
On Tue, Mar 10, 2015 at 3:17 PM, Duncan Murdoch
<murdoch.duncan at gmail.com> wrote:
>
> That's a bug. I haven't tracked down what's going wrong with our
> regular code. If I can't find that and fix it soon, I'll make Internet2
> the default. For now, you can do it yourself using the instructions on
> ?setInternet2.
>
> Duncan Murdoch
I