From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10855 invoked by alias); 31 Aug 2012 11:54:43 -0000 Received: (qmail 10844 invoked by uid 22791); 31 Aug 2012 11:54:42 -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; Fri, 31 Aug 2012 11:54:28 +0000 From: "olegendo at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/54429] [SH] SImode values get ferried through FPUL and FP regs for -O0 Date: Fri, 31 Aug 2012 11:54:00 -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: enhancement X-Bugzilla-Who: olegendo at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: olegendo 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: 2012-08/txt/msg02053.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54429 --- Comment #2 from Oleg Endo 2012-08-31 11:54:27 UTC --- (In reply to comment #1) > I don't know the history about it. I guess that the original > intention would be to use FP registers as fast memories for > integers, though I'm wrong about it. BTW, the last time I > tried to disable integer mode for FP registers, some reload > failures popped up in gcc testsuite. Are there no new failures > on your test with the above patch? I haven't done proper testing. I will check out what's happening there.