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[Bug target/20342] [4.0/4.1 regression] ICE in spill_failure, at reload1.c:1872
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 5 Apr 2005 22:59:59 -0000
- Subject: [Bug target/20342] [4.0/4.1 regression] ICE in spill_failure, at reload1.c:1872
- References: <20050306101126.20342.belyshev@depni.sinp.msu.ru>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-04-05 22:59 -------
Subject: Bug 20342
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-4_0-branch
Changes by: rth@gcc.gnu.org 2005-04-05 22:59:33
Modified files:
gcc : ChangeLog
gcc/config/i386: i386.c i386.h i386.md predicates.md
Log message:
PR target/20342
PR target/20447
* config/i386/i386.c (print_operand): Handle vector zeros.
(ix86_split_to_parts): Handle CONST_VECTOR.
(ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
(ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
what modes to tie for MMX and SSE registers.
* config/i386/i386.h (MMX_REG_MODE_P): Remove.
* config/i386/i386.md: Extend move 0 -> xor peephole to apply
to vector modes as well.
* config/i386/predicates.md (const0_operand): Handle VOIDmode
properly as an input mode.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.128&r2=2.7592.2.129
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.795.6.2&r2=1.795.6.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.h.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.421&r2=1.421.6.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.md.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.618&r2=1.618.4.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/predicates.md.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.16&r2=1.16.10.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20342