This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug target/63965] [5 Regression] ICE: in extract_constrain_insn, at recog.c:2230 on ppc64
- From: "pthaugen at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 24 Nov 2014 16:50:27 +0000
- Subject: [Bug target/63965] [5 Regression] ICE: in extract_constrain_insn, at recog.c:2230 on ppc64
- Auto-submitted: auto-generated
- References: <bug-63965-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63965
--- Comment #10 from Pat Haugen <pthaugen at gcc dot gnu.org> ---
(In reply to Michael Meissner from comment #6)
> Author: meissner
> Date: Fri Nov 21 18:03:09 2014
> New Revision: 217940
>
> URL: https://gcc.gnu.org/viewcvs?rev=217940&root=gcc&view=rev
> Log:
> 2014-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
>
> PR target/63965
> * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Do not set
> Altivec & -16 mask if the type is not valid for Altivec registers.
> (rs6000_secondary_reload_memory): Add support for ((reg + const) +
> reg) that occurs during push_reload processing.
>
> * config/rs6000/altivec.md (altivec_mov<mode>): Add instruction
> alternative for moving constant vectors which are easy altivec
> constants to GPRs. Set the length attribute each of the
> alternatives.
>
>
> Modified:
> trunk/gcc/ChangeLog
> trunk/gcc/config/rs6000/rs6000-cpus.def
> trunk/gcc/config/rs6000/rs6000.c
Looks like the changes checked in do not match the ChangeLog comments, nor the
proposed patch from comment #4. Revision 217940 also introduced a trunk build
problem when configuring with --with-cpu=power8.