From: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
To: Jeff Law <law@redhat.com>
Cc: Maxim Kuvyrkov <maxim@codesourcery.com>,
gcc-patches@gcc.gnu.org, Andreas Schwab <schwab@redhat.com>
Subject: Re: [PATCH] m68k: don't use lea on profiling
Date: Mon, 23 Nov 2009 20:12:00 -0000 [thread overview]
Message-ID: <20091123200901.GA16847@Chamillionaire.breakpoint.cc> (raw)
In-Reply-To: <4B0AC6A2.2090709@redhat.com>
* Jeff Law | 2009-11-23 10:30:10 [-0700]:
>>Andreas, does this look OK to you?
>My areas of concern would be:
>
> 1. Does anyone hook the mcount call and expect the a0/a1 to have
>reasonable values. For example, the kernel tracing code?
I've implemented ftrace support [0] for the nommu variant however it
wasn't merged since they changed the interface a few times and I did not
follow. Back than I had to rip it out in order to compile the kernel
with -pg and it worked with the label.
[0] http://lkml.indiana.edu/hypermail/linux/kernel/0805.1/2054.html
>jeff
>
Sebastian
next prev parent reply other threads:[~2009-11-23 20:09 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-19 13:51 Sebastian Andrzej Siewior
2009-11-19 13:57 ` Maxim Kuvyrkov
2009-11-23 17:35 ` Jeff Law
2009-11-23 18:25 ` Maxim Kuvyrkov
2009-11-23 21:58 ` Andreas Schwab
2009-11-23 20:12 ` Sebastian Andrzej Siewior [this message]
2009-11-23 21:57 ` Andreas Schwab
2009-12-06 20:47 ` [PATCH v2] " Sebastian Andrzej Siewior
2009-12-06 21:28 ` Andreas Schwab
2009-12-11 9:53 ` Maxim Kuvyrkov
2009-12-11 9:58 ` Sebastian Andrzej Siewior
2009-12-11 15:39 ` Maxim Kuvyrkov
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