From: Carlos O'Donell <carlos@systemhalted.org>
To: John David Anglin <dave@hiauly1.hia.nrc.ca>
Cc: tausq@debian.org, parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] Re: Non-inline math, and inline math broken, GCC to blame? (1 hppa tls toolchain regression).
Date: Sat, 16 Jul 2005 15:16:46 -0400 [thread overview]
Message-ID: <20050716191646.GH5314@systemhalted.org> (raw)
In-Reply-To: <200507161915.j6GJFYvc010458@hiauly1.hia.nrc.ca>
On Sat, Jul 16, 2005 at 03:15:34PM -0400, John David Anglin wrote:
> > I hadn't considered the effects of rescheduling. I guess this can happen
> > to any code between the asm statements.
>
> As long as the dependencies are correct, then then shouldn't happen.
> Possibly, adding a dependency on register "CCFP" is what's needed.
> I don't know if that actually works but it's how we handle floating-point
> condition codes internally. I think that would allow inlining of these
> routines in code that does floating-point compares and tests.
What sort of dependancy on CCFP? Do you have an example somewhere?
c.
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next prev parent reply other threads:[~2005-07-16 19:16 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-15 14:26 [parisc-linux] TLS toolchain update (6 regressions left) Carlos O'Donell
2005-07-15 23:44 ` [parisc-linux] Non-inline math, and inline math broken, GCC to blame? (1 hppa tls toolchain regression) Carlos O'Donell
2005-07-16 0:08 ` [parisc-linux] " John David Anglin
2005-07-16 0:57 ` Carlos O'Donell
2005-07-16 1:14 ` Carlos O'Donell
2005-07-16 1:54 ` John David Anglin
2005-07-16 18:38 ` Carlos O'Donell
2005-07-16 19:15 ` John David Anglin
2005-07-16 19:16 ` Carlos O'Donell [this message]
2005-07-16 19:48 ` John David Anglin
2005-07-16 20:13 ` Carlos O'Donell
2005-07-16 20:29 ` John David Anglin
2005-07-16 21:18 ` Carlos O'Donell
2005-07-16 22:55 ` John David Anglin
2005-07-17 16:21 ` [parisc-linux] TLS toolchain update (6 regressions left) Carlos O'Donell
[not found] <no.id>
2005-07-16 2:55 ` [parisc-linux] Re: Non-inline math, and inline math broken, GCC to blame? (1 hppa tls toolchain regression) John David Anglin
2005-07-16 16:16 ` Carlos O'Donell
2005-07-16 17:37 ` John David Anglin
2005-07-16 17:54 ` John David Anglin
2005-07-16 19:41 ` Carlos O'Donell
2005-07-16 19:56 ` John David Anglin
2005-07-16 19:15 ` Carlos O'Donell
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