From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 6787 invoked by alias); 16 Dec 2006 19:25:22 -0000 Received: (qmail 6689 invoked by alias); 16 Dec 2006 19:25:08 -0000 Date: Sat, 16 Dec 2006 19:25:00 -0000 Message-ID: <20061216192508.6688.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/24036] [4.1/4.2 Regression] [e500] ICE in subreg_offset_representable_p, at rtlanal.c:3143 In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jsm28 at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2006-12/txt/msg01446.txt.bz2 ------- Comment #10 from jsm28 at gcc dot gnu dot org 2006-12-16 19:25 ------- Subject: Bug 24036 Author: jsm28 Date: Sat Dec 16 19:24:56 2006 New Revision: 119967 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=119967 Log: 2006-12-16 Joseph Myers David Edelsohn PR target/24036 * doc/tm.texi (HARD_REGNO_NREGS_HAS_PADDING, HARD_REGNO_NREGS_WITH_PADDING): Document new target macros. * defaults.h (HARD_REGNO_NREGS_HAS_PADDING, HARD_REGNO_NREGS_WITH_PADDING): Define. * config/i386/i386.h (HARD_REGNO_NREGS_HAS_PADDING, HARD_REGNO_NREGS_WITH_PADDING): Define. * rtlanal.c (subreg_regno_offset, subreg_offset_representable_p): Use new macros to detect modes with holes; do not look at integer units. (subreg_offset_representable_p): Check for and disallow cases where the modes use different numbers of bits from registers. * config/rs6000/rs6000.c (rs6000_emit_move): Handle TFmode constant for soft-float. (rs6000_hard_regno_nregs): Use UNITS_PER_FP_WORD for e500 GPRs containing doubles. (rs6000_split_multireg_move): Use DFmode reg_mode for TFmode moves in E500 double case. * config/rs6000/rs6000.md (movtf): Allow soft-float. (movtf_softfloat): New. Modified: branches/gcc-4_1-branch/gcc/ChangeLog branches/gcc-4_1-branch/gcc/config/i386/i386.h branches/gcc-4_1-branch/gcc/config/rs6000/rs6000.c branches/gcc-4_1-branch/gcc/config/rs6000/rs6000.md branches/gcc-4_1-branch/gcc/defaults.h branches/gcc-4_1-branch/gcc/doc/tm.texi branches/gcc-4_1-branch/gcc/rtlanal.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24036