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From: jamal <hadi-fAAogVwAN2Kw5LPnMra/2Q@public.gmane.org>
To: Arnaldo Carvalho de Melo <acme-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: dwarves-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: eat your own dog food?
Date: Thu, 10 Jan 2008 16:37:14 -0500
Message-ID: <1200001034.4443.35.camel@localhost> (raw)
In-Reply-To: <20080110163959.GJ22437-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>

On Thu, 2008-10-01 at 14:39 -0200, Arnaldo Carvalho de Melo wrote:

> First stab, doesn't handles unions shrinking because the largest member
> shrunk, and handles only binaries built for 64 bits (or bigger) having
> it addr_size (word_size) shrinking.
> 

Only for 64-bit machines? 
My laptop is still 32-bit - from the patch i cant see anything that'll
stop me from testing for 64 bit from a 32-bit compilation.

[..]

> 
> Lets go all the way back to the 8088:
> 

;->

> [acme@doppio pahole]$ build/pahole -w 1 -C structure build/pahole
> struct structure {
> 	struct list_head           node;                 /*     0     2 */
> 	struct class *             class;                /*     2     1 */
> 	const struct cu  *         cu;                   /*     3     1 */
> 	uint32_t                   nr_files;             /*     4     4 */
> 	uint32_t                   nr_methods;           /*     8     4 */
> 
> 	/* size: 12, cachelines: 1 */
> 	/* last cacheline: 12 bytes */
> };
> 
> Not really because we're only change 'long' from the original word size
> to the one specified.
> 
> Please test and find the missing bits for me :-)


Will do later today.


cheers,
jamal

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Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-10 12:42 jamal
2008-01-10 13:39 ` Arnaldo Carvalho de Melo
     [not found]   ` <20080110133926.GF22437-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-10 13:55     ` jamal
2008-01-10 14:06       ` Arnaldo Carvalho de Melo
     [not found]         ` <20080110140635.GG22437-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-10 16:39           ` Arnaldo Carvalho de Melo
     [not found]             ` <20080110163959.GJ22437-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-10 21:37               ` jamal [this message]
2008-01-10 21:44                 ` Arnaldo Carvalho de Melo
     [not found]                   ` <20080110214438.GT22437-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-11  0:45                     ` jamal
2008-01-11  1:04                       ` jamal
2008-01-10 21:39               ` Arnaldo Carvalho de Melo
     [not found]                 ` <20080110213909.GS22437-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-10 21:41                   ` jamal
2008-01-12 15:21                     ` Arnaldo Carvalho de Melo
     [not found]                       ` <20080112152109.GA23567-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-12 15:54                         ` Changing the word-size was: " Arnaldo Carvalho de Melo
     [not found]                           ` <20080112155404.GB23567-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-12 16:28                             ` Arnaldo Carvalho de Melo
     [not found]                               ` <20080112162808.GC23567-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-12 17:28                                 ` Arnaldo Carvalho de Melo
     [not found]                                   ` <20080112172856.GD23567-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-12 18:08                                     ` jamal
2008-01-12 18:42                                       ` Arnaldo Carvalho de Melo
     [not found]                                         ` <20080112184211.GA17675-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-13  0:42                                           ` jamal
2008-01-13  1:15                                             ` jamal
     [not found]                                               ` <20080113163106.GE17675@ghostprotocols.net>
     [not found]                                                 ` <20080113163106.GE17675-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-13 18:07                                                   ` Arnaldo Carvalho de Melo
     [not found]                                                     ` <20080113180730.GG17675-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-13 18:19                                                       ` Arnaldo Carvalho de Melo
     [not found]                                                         ` <20080113181901.GH17675-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-13 18:26                                                           ` Arnaldo Carvalho de Melo
     [not found]                                                             ` <20080113182657.GI17675-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-13 19:13                                                               ` jamal
2008-01-12 21:36                                     ` Arnaldo Carvalho de Melo
     [not found]                                       ` <20080112213635.GC17675-f8uhVLnGfZaxAyOMLChx1axOck334EZe@public.gmane.org>
2008-01-12 22:08                                         ` Arnaldo Carvalho de Melo

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