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Re: [PATCH] Re: REG_DEAD/REG_EQUIV problem.
- To: dave at hiauly1 dot hia dot nrc dot ca (John David Anglin)
- Subject: Re: [PATCH] Re: REG_DEAD/REG_EQUIV problem.
- From: "John David Anglin" <dave at hiauly1 dot hia dot nrc dot ca>
- Date: Sun, 18 Feb 2001 00:45:31 -0500 (EST)
- Cc: alan at linuxcare dot com dot au, gcc-bugs at gcc dot gnu dot org
> > On Fri, 16 Feb 2001, John David Anglin wrote:
> >
> > > main ()
> > > {
> > > alloca ((int) &main);;
> > > }
> >
> # ../xgcc -B../ -da -O0 -fPIC -g -S bug.c
> bug.c: In function `main':
> bug.c:4: Insn does not satisfy its constraints:
>
> (insn 61 18 64 (set (reg:SI 97)
> (reg:SI 1 %r1)) 69 {*pa.md:2099} (nil)
> (nil))
The pseudo isn't being eliminated because its rtx isn't regno_reg_rtx[97].
However, I don't know where or why this happens.
--
J. David Anglin dave.anglin@nrc.ca
National Research Council of Canada (613) 990-0752 (FAX: 952-6605)