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By: anonymous (no.delete@this.spam.com), April 20, 2012 11:26 pm

>>If only the ALUs are able to write to the register file the problem becomes much
>>easier, that's why I guess AGUs (or AGLUS if you prefer) on BD are so limited.
>
>But I don't think that's it, since they can do load/inc/dec independently which
>all require writing to the register file.

The BD AGUs can't actually handle INC/DEC.

The current optimization manual finally shows that.

And it's trivial to test it yourself. :)

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Topic	Posted By	Date
Phoronix tests GCC compiler flags and Bulldozer.	I.S.T.	04/19/12 03:05 AM
Single page view?	David Kanter	04/19/12 08:59 AM
Single page view?	wainwright	04/19/12 09:22 AM
Single page view?	slothrop	04/19/12 09:23 AM
Single page view?	David Kanter	04/19/12 09:31 AM
Single page view?	EduardoS	04/19/12 03:12 PM
Is there a single page view option for RWT articles?	anon	04/19/12 09:27 AM
Single page view?	Del	04/19/12 09:36 AM
Single page view?	slacker	04/19/12 03:56 PM
Single page view?	Del	04/22/12 06:09 AM
Single page view?	David Kanter	04/22/12 09:38 AM
Single page view?	Del	04/23/12 01:22 AM
Single page view?	Michael S	04/19/12 01:30 PM
Single page view?	Ungo	04/19/12 02:25 PM
Single page view?	Foo_	04/20/12 12:17 AM
Single page view?	James	04/20/12 04:01 AM
There are ads on the web?	JJB	04/20/12 04:32 AM
What a bunch of freeloaders (NT)	slacker	04/20/12 01:44 PM
So are you, probably	iz	04/21/12 04:41 AM
Impression ad revenue	Paul A. Clayton	04/21/12 06:44 AM
So are you, probably	slacker	04/21/12 01:09 PM
So are you, probably	David Kanter	04/22/12 09:41 AM
So are you, probably	iz	04/22/12 03:57 PM
So are you, probably	Doug Siebert	04/22/12 12:37 PM
Aha!	David Kanter	04/22/12 03:45 PM
Aha!	bakaneko	04/22/12 08:49 PM
So are you, probably	iz	04/22/12 03:48 PM
That's not how the business works...	David Kanter	04/22/12 05:31 PM
That's not how the business works...	iz	04/23/12 01:49 AM
So are you, probably	slacker	04/22/12 11:31 PM
back to phoronix	Michael S	04/23/12 02:07 AM
So are you, probably	iz	04/23/12 03:29 AM
Membership at RWT	David Kanter	04/23/12 11:24 AM
So are you, probably	Jukka Larja	04/27/12 08:59 AM
So, what do people think of these numbers>	I.S.T.	04/19/12 07:34 PM
So, what do people think of these numbers>	Linus Torvalds	04/20/12 08:34 AM
So, what do people think of these numbers>	Kira	04/20/12 09:18 AM
So, what do people think of these numbers>	Linus Torvalds	04/20/12 10:05 AM
So, what do people think of these numbers>	Doug Siebert	04/20/12 09:00 PM
So, what do people think of these numbers>	Megol	04/21/12 09:05 AM
So, what do people think of these numbers>	Linus Torvalds	04/21/12 01:11 PM
Most problems are fixed...	Megol	04/24/12 07:00 AM
So, what do people think of these numbers>	bakaneko	04/20/12 11:16 AM
So, what do people think of these numbers>	bakaneko	04/20/12 11:37 AM
So, what do people think of these numbers>	Linus Torvalds	04/20/12 01:24 PM
So, what do people think of these numbers>	Joel	04/20/12 02:59 PM
So, what do people think of these numbers>	Kira	04/20/12 03:32 PM
So, what do people think of these numbers>	EduardoS	04/20/12 04:00 PM
Bulldozer's Oddities.	Joel	04/20/12 04:54 PM
In defense of Bulldozer's Oddities	David Kanter	04/20/12 05:32 PM
In defense of Bulldozer's Oddities	Exophase	04/20/12 07:11 PM
In defense of Bulldozer's Oddities	EduardoS	04/20/12 07:46 PM
In defense of Bulldozer's Oddities	Exophase	04/20/12 08:18 PM
In defense of Bulldozer's Oddities	anonymous	04/20/12 11:26 PM
In defense of Bulldozer's Oddities	JJB	04/20/12 11:34 PM
In defense of Bulldozer's Oddities	imaxx	04/21/12 07:21 AM
In defense of Bulldozer's Oddities	Michael S	04/21/12 10:42 AM
Bulldozer's integer execution units	David Kanter	04/25/12 04:29 PM
Bulldozer's integer execution units	Exophase	04/26/12 12:17 PM
Bulldozer's integer execution units	anonymous	04/26/12 03:15 PM
Bulldozer's integer execution units	EduardoS	04/26/12 03:40 PM
Bulldozer's integer execution units	Foo_	04/27/12 08:21 AM
Bulldozer's integer execution units	Megol	04/27/12 01:38 PM
Bulldozer's integer execution units	EduardoS	04/26/12 03:47 PM
Bulldozer's integer execution units	Exophase	04/26/12 05:02 PM
Bulldozer's integer execution units	EduardoS	04/26/12 06:03 PM
Bulldozer's integer execution units	Exophase	04/26/12 06:24 PM
Bulldozer's integer execution units	EduardoS	04/26/12 07:18 PM
Bulldozer's cache memory performance	Heikki Kultala	04/28/12 01:18 AM
Bulldozer's cache memory performance	EduardoS	04/28/12 10:06 AM
Bulldozer's integer execution units	David Kanter	04/26/12 04:03 PM
Bulldozer's integer execution units	Exophase	04/26/12 04:59 PM
Bulldozer's integer execution units	David Kanter	04/26/12 10:53 PM
Bulldozer's integer execution units	Exophase	04/27/12 08:42 AM
Bulldozer's integer execution units	David Kanter	04/27/12 11:06 AM
Bulldozer's integer execution units	EduardoS	04/27/12 01:27 PM
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Bulldozer's integer execution units	Michael S	04/27/12 04:37 AM
Bulldozer's integer execution units	Exophase	04/27/12 08:33 AM
Bulldozer's integer execution units	anonymous	04/27/12 09:03 AM
Renaming Flags	Konrad Schwarz	04/27/12 03:04 AM
Renaming Flags	none	04/27/12 04:03 AM
Renaming Flags	Megol	04/27/12 12:42 PM
Bulldozer's integer execution units	hcl64	04/27/12 04:31 PM
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In defense of Bulldozer's Oddities	Linus Torvalds	04/21/12 12:26 PM
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Side note..	Linus Torvalds	04/21/12 02:57 PM
In defense of Bulldozer's Oddities	Exophase	04/21/12 12:13 PM
In defense of Bulldozer's Oddities	EduardoS	04/21/12 12:53 PM
In defense of Bulldozer's Oddities	Gionatan Danti	04/21/12 12:42 PM
In defense of Bulldozer's Oddities	hcl64	04/27/12 05:07 PM
In defense of Bulldozer's Oddities	David Kanter	04/28/12 06:29 AM
In defense of Bulldozer's Oddities	hcl64	04/28/12 02:44 PM
In defense of Bulldozer's Oddities	David Kanter	04/28/12 09:42 PM
In defense of Bulldozer's Oddities	hcl64	04/28/12 10:39 PM
Bulldozer's Oddities.	EduardoS	04/20/12 06:05 PM
Bulldozer's Oddities.	anon	04/20/12 08:32 PM
Bulldozer's Oddities.	EduardoS	04/21/12 12:37 PM
Bulldozer's Oddities.	anon	04/21/12 10:16 PM
Bulldozer's Oddities.	EduardoS	04/21/12 10:43 PM
Bulldozer's Oddities.	anon	04/22/12 02:09 AM
Bulldozer's Oddities.	EduardoS	04/22/12 01:57 PM
Bulldozer's Oddities.	anon	04/22/12 04:17 PM
Bulldozer's Oddities.	EduardoS	04/22/12 05:05 PM
Bulldozer's Oddities.	anon	04/22/12 05:42 PM
Bulldozer's Oddities.	anon	04/22/12 06:01 PM
Bulldozer's Oddities.	EduardoS	04/22/12 10:28 PM
Bulldozer's Oddities.	anon	04/22/12 11:05 PM
Bulldozer's isn't bad.	a reader	04/21/12 10:01 AM
Bulldozer's isn't bad.	Kira	04/21/12 11:29 AM
Bulldozer's isn't bad.	hcl64	04/27/12 05:58 PM
Bulldozer's isn't bad.	anon	04/27/12 06:16 PM
Bulldozer's isn't bad.	hcl64	04/27/12 07:33 PM
Bulldozer's isn't bad.	rwessel	04/27/12 11:12 PM
Bulldozer's isn't bad.	EduardoS	04/28/12 09:29 AM
Bulldozer's isn't bad.	EduardoS	04/28/12 09:30 AM
Bulldozer's isn't bad.	Michael S	04/28/12 12:36 PM
Bulldozer is made for SPEC fp	Pelle-48	04/21/12 11:41 AM
Bulldozer's Oddities.	mpx	04/22/12 03:47 AM
Bulldozer's Oddities.	EduardoS	04/22/12 01:57 PM
Bulldozer's Oddities.	mpx	04/23/12 07:04 AM
Bulldozer's Oddities.	Eric	04/23/12 12:33 PM
Bulldozer's Oddities.	EduardoS	04/23/12 02:22 PM
Bulldozer's Oddities.	Eric	04/23/12 07:30 PM
Bulldozer's Oddities.	hcl64	04/27/12 06:16 PM
Bulldozer's Oddities.	Y	04/25/12 04:34 AM
Bulldozer's IDIV	Heikki Kultala	04/27/12 10:56 PM
Bulldozer's IDIV	Y	04/30/12 01:51 AM
Bulldozer's IDIV	EduardoS	04/30/12 05:39 AM
Bulldozer's IDIV	P3Dnow	05/08/12 01:23 AM
Bulldozer's IDIV	Exophase	05/08/12 07:37 AM
Bulldozer's Oddities.	EduardoS	04/23/12 02:15 PM
Clustered MT as SMT for high frequency	Paul A. Clayton	04/20/12 04:10 PM
Clustered MT as SMT for high frequency	hcl64	04/28/12 12:56 AM
Clustered MT as SMT for high frequency	anonymous	04/28/12 01:43 AM
Clustered MT as SMT for high frequency	hcl64	04/28/12 02:59 PM
Clustered MT as SMT for high frequency	anonymous	04/28/12 08:45 PM
Clustered MT as SMT for high frequency	anon	04/28/12 02:13 AM
Clustered MT as SMT for high frequency	hcl64	04/28/12 03:23 PM
Clustered MT as SMT for high frequency	anon	04/28/12 06:19 PM
Clustered MT as SMT for high frequency	hcl64	04/28/12 07:58 PM
Clustered MT as SMT for high frequency	David Kanter	04/28/12 06:38 AM
Guessed meaning of "strong dependency model"	Paul A. Clayton	04/28/12 07:24 AM
Guessed meaning of "strong dependency model"	EduardoS	04/28/12 09:46 AM
Right meaning about "strong dependency model"	hcl64	04/28/12 04:59 PM
Clustered MT as SMT for high frequency	hcl64	04/28/12 04:24 PM
Clustered MT as SMT for high frequency	anonymous	04/28/12 08:50 PM
Clustered MT as SMT for high frequency	hcl64	04/28/12 09:47 PM
SNB width	David Kanter	04/28/12 09:48 PM
SNB width	hcl64	04/29/12 02:24 AM
Clustered MT as SMT for high frequency	David Kanter	04/28/12 09:56 PM
Clustered MT as SMT for high frequency	hcl64	04/28/12 11:44 PM
SOI, FD vs. PD	David Kanter	04/29/12 07:19 AM
SOI, FD vs. PD	hcl64	04/29/12 05:31 PM
SOI, FD vs. PD	David Kanter	04/29/12 11:26 PM
SOI, FD vs. PD	hcl64	04/30/12 08:08 AM
SOI, FD vs. PD	David Kanter	04/30/12 09:59 AM
SOI, FD vs. PD	hcl64	04/30/12 06:10 PM
SOI, FD vs. PD	David Kanter	04/30/12 06:32 PM
SOI, FD vs. PD	hcl64	04/30/12 10:47 PM
SOI, FD vs. PD	David Kanter	05/01/12 02:24 AM
SOI, FD vs. PD	hcl64	05/01/12 05:46 AM
SOI, FD vs. PD	hcl64	05/01/12 06:37 AM
SOI, FD vs. PD	David Kanter	05/01/12 08:19 AM
SOI, FD vs. PD	hcl64	05/01/12 07:39 AM
PD-SOI	David Kanter	05/02/12 12:22 PM
SOI, FD vs. PD	slacker	04/30/12 08:10 PM
SOI, FD vs. PD	David Kanter	04/30/12 10:16 PM
SOI, FD vs. PD	slacker	05/01/12 10:04 PM
SOI, FD vs. PD	David Kanter	05/02/12 08:19 AM
SOI, FD vs. PD	zou	05/02/12 12:23 PM
Previous discussion of clustered MT	Paul A. Clayton	04/28/12 07:00 AM
Previous discussion of clustered MT	hcl64	04/28/12 09:38 PM
Previous discussion of clustered MT	David Kanter	04/30/12 04:37 PM
Previous discussion of clustered MT	hcl64	04/30/12 07:24 PM
Previous discussion of clustered MT	David Kanter	04/30/12 07:40 PM
Previous discussion of clustered MT	hcl64	05/01/12 09:15 AM
Latency issues	David Kanter	05/02/12 12:01 PM
So, what do people think of these numbers>	Megol	04/21/12 01:57 AM

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Body:	No Text anonymous (no.delete@this.spam.com) on April 20, 2012 11:26 pm wrote: > >>If only the ALUs are able to write to the register file the problem becomes much > >>easier, that's why I guess AGUs (or AGLUS if you prefer) on BD are so limited. > > > >But I don't think that's it, since they can do load/inc/dec independently which > >all require writing to the register file. > > The BD AGUs can't actually handle INC/DEC. > > The current optimization manual finally shows that. > > And it's trivial to test it yourself. :)
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