From: Jeffrey A Law <law@redhat.com>
To: "John David Anglin" <dave@hiauly1.hia.nrc.ca>
Cc: rth@redhat.com, alan@linuxcare.com.au, rhirst@linuxcare.com,
parisc-linux@thepuffingroup.com, gcc-bugs@gcc.gnu.org
Subject: Re: pa reload problem
Date: Mon, 01 Jan 2001 16:24:27 -0700 [thread overview]
Message-ID: <23885.978391467@upchuck> (raw)
In-Reply-To: Your message of Sat, 30 Dec 2000 14:05:50 EST. <200012301905.OAA19130@hiauly1.hia.nrc.ca>
In message <200012301905.OAA19130@hiauly1.hia.nrc.ca>you write:
> Note that register 611 is dead at insn 1067.
Yes.
> However, we still have REG_EQUIV
> notes which implicitly use register 611 on insns 1091 and 1607 (not sure
> why there isn't a note on 1627).
Err, no, that's not true. There is no idea of an "implicit" use like
this.
> This leads to disaster at insn 1607
> when the hard register assigned to 611 gets reused for other purposes
> in the intervening code.
This indicates a reload bug to me.
> Is the REG_DEAD note for register 611 in the right place?
Yes.
jeff
next prev parent reply other threads:[~2001-01-02 0:41 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-12-01 0:23 [parisc-linux] pa reload problem Alan Modra
2000-12-01 6:12 ` John David Anglin
2000-12-01 7:00 ` Alan Modra
2000-12-02 7:33 ` John David Anglin
2000-12-02 7:48 ` John David Anglin
2000-12-02 23:28 ` John David Anglin
2000-12-05 19:42 ` John David Anglin
2000-12-06 20:41 ` John David Anglin
2000-12-07 0:16 ` Richard Henderson
2000-12-07 0:57 ` John David Anglin
2000-12-07 1:18 ` John David Anglin
2000-12-08 22:05 ` John David Anglin
2000-12-08 23:45 ` Richard Henderson
2000-12-09 1:07 ` John David Anglin
2000-12-09 1:39 ` Richard Henderson
2000-12-09 3:12 ` John David Anglin
2000-12-09 4:05 ` Jeffrey A Law
2000-12-09 6:55 ` Richard Henderson
2000-12-11 17:29 ` Jeffrey A Law
2000-12-11 18:48 ` John David Anglin
2000-12-11 23:51 ` Alan Modra
2000-12-09 7:52 ` Alan Modra
2000-12-09 7:55 ` Richard Henderson
2000-12-09 8:35 ` Alan Modra
2000-12-09 13:57 ` Alan Modra
2000-12-09 18:56 ` Richard Henderson
2000-12-09 23:35 ` Alan Modra
2000-12-22 17:21 ` John David Anglin
2000-12-30 19:05 ` John David Anglin
2001-01-01 23:24 ` Jeffrey A Law [this message]
2000-12-11 21:27 ` Michael Meissner
2000-12-02 12:35 ` Alan Modra
2000-12-02 19:43 ` Richard Henderson
2000-12-02 23:01 ` John David Anglin
2000-12-03 1:50 ` Richard Henderson
2000-12-03 3:30 ` Alan Modra
2000-12-02 23:08 ` John David Anglin
2000-12-04 1:41 ` Alan Modra
2000-12-04 18:41 ` Richard Hirst
[not found] <20001201202613.E7166@linuxcare.com>
2000-12-02 7:15 ` Alan Modra
2000-12-04 18:40 ` Richard Hirst
2000-12-04 22:55 ` Alan Modra
2000-12-04 23:08 ` John David Anglin
2000-12-04 23:59 ` Alan Modra
2000-12-05 0:50 ` John David Anglin
2000-12-05 5:33 ` Alan Modra
[not found] <no.id>
2000-12-14 0:48 ` John David Anglin
2000-12-14 3:43 ` Jeffrey A Law
2000-12-14 16:40 ` John David Anglin
2000-12-27 20:08 ` Jeffrey A Law
2000-12-28 5:18 ` John David Anglin
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