On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
>
> cc -O -fno-builtin -o z a.c -lm && ./z
> cc -O2 -fno-builtin -o z a.c -lm && ./z
> cc -O3 -fno-builtin -o z a.c -lm && ./z
>
>
> Max ULP: 23.061242
> Count: 39 (# of ULP that exceeds 21)
>
These results do not change if
On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
>
> gcc8 --version
> gcc8 (FreeBSD Ports Collection) 8.3.0
>
> gcc8 -fno-builtin -o z a.c -lm && ./z
> gcc8 -O -fno-builtin -o z a.c -lm && ./z
> gcc8 -O2 -fno-builtin -o z a.c -lm && ./z
> gcc8 -O3 -fno-builtin -o z a.c -lm && ./z
>
A little while ago I decided to write a little program with the aim of
analysing the historical memory usage of my FreeBSD system based on the
system account files in the /var/account. While the reasons for this are
obscure and irrelevant. I was somewhat surprised to discover that about 43%
of
On 12.03.19 22:52, Aki Tuomi wrote:
> Hi!
>
> I am trying exactly that.
As others have already stated kqueue file descriptors can leave the
process that created them (neither through file descriptor passing nor
through inheritance). Can you tell us why you want to send the kqueue
file descriptor
On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
> All,
>
> There seems to an optimization bug with clang on
>
> % uname -a
> FreeBSD mobile 13.0-CURRENT FreeBSD 13.0-CURRENT r344653 MOBILE i386
>
> IOW, if you do numerica work on i386, you may want to check your
> results.
>
>
On Wed, Mar 13, 2019 at 04:56:26PM +0100, Hans Petter Selasky wrote:
> On 3/13/19 4:50 PM, Steve Kargl wrote:
> > Using sin() and cos() directly as in
> >
> > /* Double precision csinh() without using C's double complex.s */
> > void
> > dp_csinh(double x, double y, double *re, double *im)
> > {
On 3/13/19 8:16 AM, Steve Kargl wrote:
> On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
>>
>> gcc8 --version
>> gcc8 (FreeBSD Ports Collection) 8.3.0
>>
>> gcc8 -fno-builtin -o z a.c -lm && ./z
>> gcc8 -O -fno-builtin -o z a.c -lm && ./z
>> gcc8 -O2 -fno-builtin -o z a.c -lm && ./z
On Wed, Mar 13, 2019 at 09:32:57AM -0700, John Baldwin wrote:
> On 3/13/19 8:16 AM, Steve Kargl wrote:
> > On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
> >>
> >> gcc8 --version
> >> gcc8 (FreeBSD Ports Collection) 8.3.0
> >>
> >> gcc8 -fno-builtin -o z a.c -lm && ./z
> >> gcc8 -O
On 3/13/19 4:50 PM, Steve Kargl wrote:
Using sin() and cos() directly as in
/* Double precision csinh() without using C's double complex.s */
void
dp_csinh(double x, double y, double *re, double *im)
{
double c, s;
*re = sinh(x) * cos(y);
*im = cosh(x) * sin(y);
}
does not change
Hi John,
On Wed, Mar 13, 2019 at 10:17 AM John Baldwin wrote:
> One issue I'm aware of is that clang does not have any support for the
> special arrangement FreeBSD/i386 uses where it uses different precision
> for registers vs in-memory for some of the floating point types (GCC has
> a special
On Wed, Mar 13, 2019 at 10:16:12AM -0700, John Baldwin wrote:
> On 3/13/19 9:40 AM, Steve Kargl wrote:
> > On Wed, Mar 13, 2019 at 09:32:57AM -0700, John Baldwin wrote:
> >> On 3/13/19 8:16 AM, Steve Kargl wrote:
> >>> On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
>
> gcc8
On 3/13/19 9:40 AM, Steve Kargl wrote:
> On Wed, Mar 13, 2019 at 09:32:57AM -0700, John Baldwin wrote:
>> On 3/13/19 8:16 AM, Steve Kargl wrote:
>>> On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
gcc8 --version
gcc8 (FreeBSD Ports Collection) 8.3.0
gcc8
On 3/13/19 4:16 PM, Steve Kargl wrote:
On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
gcc8 --version
gcc8 (FreeBSD Ports Collection) 8.3.0
gcc8 -fno-builtin -o z a.c -lm && ./z
gcc8 -O -fno-builtin -o z a.c -lm && ./z
gcc8 -O2 -fno-builtin -o z a.c -lm && ./z
gcc8 -O3
On Wed, Mar 13, 2019 at 04:41:51PM +0100, Hans Petter Selasky wrote:
> On 3/13/19 4:16 PM, Steve Kargl wrote:
> > On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
> >>
> >> gcc8 --version
> >> gcc8 (FreeBSD Ports Collection) 8.3.0
> >>
> >> gcc8 -fno-builtin -o z a.c -lm && ./z
> >>
On Wed, Mar 13, 2019 at 10:40:28AM -0700, Conrad Meyer wrote:
> Hi John,
>
> On Wed, Mar 13, 2019 at 10:17 AM John Baldwin wrote:
> > One issue I'm aware of is that clang does not have any support for the
> > special arrangement FreeBSD/i386 uses where it uses different precision
> > for
On Wed, Mar 13, 2019 at 10:16:12AM -0700, John Baldwin wrote:
> On 3/13/19 9:40 AM, Steve Kargl wrote:
> > On Wed, Mar 13, 2019 at 09:32:57AM -0700, John Baldwin wrote:
> >> On 3/13/19 8:16 AM, Steve Kargl wrote:
> >>> On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote:
>
> gcc8
As below ..
--- drm_atomic_helper.o ---
In file included from
/usr/ports/graphics/drm-current-kmod/work/kms-drm-78e51d0/drivers/gpu/drm/drm_atomic_helper.c:28:
In file included from
/usr/ports/graphics/drm-current-kmod/work/kms-drm-78e51d0/include/drm/drmP.h:139:
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