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From: erik quanstrom <quanstro@quanstro.net>
To: ality@pbrane.org, 9fans@9fans.net
Subject: Re: [9fans] plan9 go output faults on 9vx but ok on cpu
Date: Wed, 12 Jan 2011 17:36:51 -0500	[thread overview]
Message-ID: <314ea9d7e23ffbdf3d31c0a3dc3461ab@brasstown.quanstro.net> (raw)
In-Reply-To: <20110112223102.GA5183@dinah>

> I'm talking about Go's linker. In the Go runtime, the G and M
> pointers need to be in a per-process storage area. On Plan 9,
> this is the stack. Right now, the offset of the pointers is
> hard-coded in the linker to be just before the Tos structure.
> The problem is that the value that was chosen is not correct
> when running on 9vx because the top of the stack is is at
> 0x10000000 instead of 0xdffff000 (as it is on native Plan 9).
>
> I think that the Go 8l should not hard-code this value but,
> instead, discover it somehow ... though I'm not sure how.

main9.s sets _tos on entry.  why not just use _tos as
the c glue code does?

- erik



  reply	other threads:[~2011-01-12 22:36 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-11  7:54 Skip Tavakkolian
2011-01-11 14:11 ` erik quanstrom
2011-01-11 15:06   ` Devon H. O'Dell
2011-01-11 17:03   ` Charles Forsyth
2011-01-11 17:51     ` ron minnich
2011-01-11 19:35       ` Pavel Zholkover
2011-01-11 23:58       ` Charles Forsyth
2011-01-11 16:25 ` ron minnich
2011-01-12  8:32   ` Skip Tavakkolian
2011-01-12 16:12     ` andrey mirtchovski
2011-01-12 22:03       ` ron minnich
2011-01-13  5:54     ` ron minnich
2011-01-14 17:32       ` Pavel Zholkover
2011-01-15  2:00         ` Anthony Martin
2011-01-15  9:47           ` Pavel Zholkover
2011-01-15  9:01         ` kokamoto
2011-01-15  9:19           ` Pavel Zholkover
2011-01-15  9:30           ` lucio
2011-01-15  9:58             ` Pavel Zholkover
2011-01-15 10:29               ` lucio
2011-01-15 10:40               ` lucio
2011-01-15 11:25                 ` Pavel Zholkover
2011-01-16  1:51                   ` kokamoto
2011-01-16  2:04                     ` kokamoto
2011-01-16  6:21                       ` kokamoto
2011-01-17 12:03                         ` kokamoto
2011-01-17 15:20                         ` [9fans] how to make hardware work? sergey.kish
2011-01-16  2:06                     ` [9fans] plan9 go output faults on 9vx but ok on cpu Skip Tavakkolian
2011-01-11 17:03 ` Pavel Zholkover
2011-01-11 18:55   ` Anthony Martin
2011-01-11 19:06     ` Anthony Martin
2011-01-11 22:58     ` ron minnich
2011-01-12 22:31       ` Anthony Martin
2011-01-12 22:36         ` erik quanstrom [this message]
2011-01-12 23:28           ` Pavel Zholkover
2011-01-12 23:29         ` Charles Forsyth

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