On Tue, Dec 29, 2015 at 10:13:26PM -0500, James Starkey wrote:
> On Tuesday, December 29, 2015, Michal Kubecek wrote:
>
> > On Tue, Dec 29, 2015 at 07:43:37PM -0500, James Starkey wrote:
> > > Could you explain to us what optimization a are possible on 686 that
> > > are not on
On Tue, 29 Dec 2015 19:43:37 -0500, James Starkey
wrote:
> Could you explain to us what optimization a are possible on 686 that are
> not on the 386?
Look at
https://en.wikipedia.org/wiki/X86_instruction_listings#Added_with_80486 and
go down.
Instructions added (not all
29.12.2015 19:56, Dimitry Sibiryakov wrote:
>
> Isn't it a good time to drop support of 20 years old processors and raise
> -march value
> from i386 to i686?
Maybe I'm missing something, but I see in both v2.5 and v3.0:
OPTIMIZE_FLAGS=-O3 -march=i586 -mtune=i686 -fno-omit-frame-pointer
Dmitry
On Tue, 29 Dec 2015 22:04:52 -0200, "Carlos H. Cantu"
wrote:
> Let's try to see the case from another angle:
>
> On Windows, Firebird 3.0 uses VC 2010 runtime. From MS site, the
> minimum requirements of this runtime are:
>
> Windows XP SP3 (SP3 was released in 2008)
>
30.12.2015 10:26, Dmitry Yemanov wrote:
> Maybe I'm missing something, but I see in both v2.5 and v3.0:
>
> OPTIMIZE_FLAGS=-O3 -march=i586 -mtune=i686 -fno-omit-frame-pointer
You are right. I'm sorry.
--
WBR, SD.
Putting aside the questions of when these instructions were added, under
what circumstances could / would a compiler optimize something with a
conditional move (cmov)?
The new operations are supported by compiler intrinsics at best, but often
require inline assembler. Even now, the cpuid
29.12.2015 18:16, Dmitry Yemanov wrote:
> I didn't speak about Hash.h, but about other three copies that are the same.
I have found two: one in HashJoin.cpp and other in lck.cpp. Can't find third
one. Where
it is?
--
WBR, SD.
30.12.2015 14:43, Dmitry Yemanov wrote:
> The first one is in lock.cpp and you've found two others, three in total.
Ok, then it is done now.
Should I prepare a patch for Firebird 3 or leave it in Avalerion and let you
adopt it
at will?
--
WBR, SD.
"ADMIN ROLE" should automatically GRANT ALL PRIVILEGES for DDL
--
Key: CORE-5058
URL: http://tracker.firebirdsql.org/browse/CORE-5058
Project: Firebird Core
Issue Type: Bug
BIN_AND() wrong result
--
Key: CORE-5059
URL: http://tracker.firebirdsql.org/browse/CORE-5059
Project: Firebird Core
Issue Type: Bug
Components: Engine
Affects Versions: 2.5.5
Environment: Windows
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