Re: Adding IEEE 754:2008 decimal floating point and hardware support for it

From: Craig Ringer <craig(at)2ndquadrant(dot)com>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Adding IEEE 754:2008 decimal floating point and hardware support for it
Date: 2013-06-12 05:44:31
Message-ID: 51B80ABF.3040409@2ndquadrant.com
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On 06/12/2013 01:03 PM, Pavel Stehule wrote:
> Hello
>
> I worked with gdc' _Decimal* types last week
>
> https://github.com/okbob/pgDecimal
>
> I tested it, and should to say, so implementation in gcc is not good -
> lack of lot of functionality, and our Money type is little bit faster
> :(

That's very interesting. Thanks for pointing it out.

Time permitting I'll try adapting it for the Intel lib or IBM's older
pre-IEEE DFP lib and see how they compare.

--
Craig Ringer http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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