From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30873 invoked by alias); 20 Jun 2012 12:38:32 -0000 Received: (qmail 30862 invoked by uid 22791); 20 Jun 2012 12:38:31 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 20 Jun 2012 12:38:14 +0000 From: "hjl.tools at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/53724] ICE when using the 'd' asm operand modifier Date: Wed, 20 Jun 2012 12:38:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl.tools at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 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: 2012-06/txt/msg01336.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53724 --- Comment #4 from H.J. Lu 2012-06-20 12:38:12 UTC --- Something like this diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index e2f5740..0daf601 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -13879,7 +13879,8 @@ print_reg (rtx x, int code, FILE *file) case 32: if (SSE_REG_P (x)) { - gcc_assert (!duplicated); + if (duplicated) + error ("unsupported `d' specifier on AVX register"); putc ('y', file); fputs (hi_reg_name[REGNO (x)] + 1, file); return;