From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27215 invoked by alias); 3 May 2002 13:53:38 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 27170 invoked by uid 61); 3 May 2002 13:53:36 -0000 Date: Fri, 03 May 2002 06:53:00 -0000 Message-ID: <20020503135336.27165.qmail@sources.redhat.com> To: blofeldus@yahoo.com, dje@watson.ibm.com, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, mark@codesourcery.com, nobody@gcc.gnu.org From: sirl@gcc.gnu.org Reply-To: sirl@gcc.gnu.org, blofeldus@yahoo.com, dje@watson.ibm.com, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, mark@codesourcery.com, nobody@gcc.gnu.org, gcc-gnats@gcc.gnu.org Subject: Re: c/6543: Internal compiler error in extract_insn, at recog.c:2132 X-SW-Source: 2002-05/txt/msg00065.txt.bz2 List-Id: Synopsis: Internal compiler error in extract_insn, at recog.c:2132 State-Changed-From-To: feedback->analyzed State-Changed-By: sirl State-Changed-When: Fri May 3 06:53:36 2002 State-Changed-Why: PPC, reproduced on entropy, .i attached. Actually another incarnation of the CLOBBER problem, but harder to fix this time. This pattern around line 10730 in rs6000.md is the culprit: (define_insn "" [(set (match_operand:SI 0 "gpc_reg_operand" "=r,r,r,r,r") (eq:SI (match_operand:SI 1 "gpc_reg_operand" "%r,r,r,r,r") (match_operand:SI 2 "reg_or_cint_operand" "r,O,K,L,I"))) (clobber (match_scratch:SI 3 "=r,&r,r,r,r"))] "! TARGET_POWERPC64" "@ xor %0,%1,%2\;{sfi|subfic} %3,%0,0\;{ae|adde} %0,%3,%0 {sfi|subfic} %3,%1,0\;{ae|adde} %0,%3,%1 {xoril|xori} %0,%1,%b2\;{sfi|subfic} %3,%0,0\;{ae|adde} %0,%3,%0 {xoriu|xoris} %0,%1,%u2\;{sfi|subfic} %3,%0,0\;{ae|adde} %0,%3,%0 {sfi|subfic} %0,%1,%2\;{sfi|subfic} %3,%0,0\;{ae|adde} %0,%3,%0" [(set_attr "length" "12,8,12,12,12")]) http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=6543