------- Additional Comments From dje at watson dot ibm dot com 2004-10-25 21:11 -------
Subject: Re: ICE cause by reload
With the earlier *two* patches from Ulrich, the compiler no longer
ICE.
The latest patch to alter_subreg() (with the missing GET_MODEs)
does not fix the subreg offset problem for me.
bl L_clock$stub
std r3,168(r1)
lfd f0,168(r1)
fcfid f0,f0
stfd f0,224(r1)
fctidz f0,f0
stfd f0,204(r1) <---
...
bl L_clock$stub
lwz r0,204(r1) <---
std r3,168(r1)
std r0,176(r1)
lfd f13,168(r1)
lfd f0,176(r1)
fcfid f12,f0
fcfid f0,f13
fsub f0,f0,f12
fctiwz f13,f0
stfd f13,184(r1)
lwz r3,188(r1)
The code continues to access the wrong word.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15286