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Re: [RFA] Rewrite data cache and use for stack access.

From: Daniel Jacobowitz <drow at false dot org>
To: Michael Snyder <msnyder at vmware dot com>
Cc: Jacob Potter <jdpotter at google dot com>, gdb-patches at sourceware dot org
Date: Mon, 29 Jun 2009 16:03:30 -0400
Subject: Re: [RFA] Rewrite data cache and use for stack access.
References: <7e6c8d660906291200r164b3c7l95376866122e86fb@mail.gmail.com> <20090629193230.GA8840@caradoc.them.org> <4A491C7B.5060306@vmware.com>

On Mon, Jun 29, 2009 at 12:56:43PM -0700, Michael Snyder wrote:
> Daniel Jacobowitz wrote:
> 
> >The other especially useful place is code analysis.  If code accesses
> >were marked appropriately, we could redirect them straight to the
> >executable (mild risk, see my recent conversation with Pedro about
> >fix-and-continue style patching) or to the data cache (almost no
> >risk).
> 
> By the way, we can already redirect them to the executable
> by using "set trust-readonly-sections".

Right, but higher risk.  Like the existing data cache, that changes GDB
behavior based on the address being accessed; Jacob's work changes
behavior based on the intention of the access.

-- 
Daniel Jacobowitz
CodeSourcery

References:
- [RFA] Rewrite data cache and use for stack access.
  - From: Jacob Potter
- Re: [RFA] Rewrite data cache and use for stack access.
  - From: Daniel Jacobowitz
- Re: [RFA] Rewrite data cache and use for stack access.
  - From: Michael Snyder

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