From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11444 invoked by alias); 18 Dec 2010 18:49:48 -0000 Received: (qmail 11431 invoked by uid 22791); 18 Dec 2010 18:49:47 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 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; Sat, 18 Dec 2010 18:49:42 +0000 From: "jgarzik at pobox dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/47000] Major performance regression in parallel SSE2 impl of SHA256 hash algorithm X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: major X-Bugzilla-Who: jgarzik at pobox 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 Date: Sat, 18 Dec 2010 18:49:00 -0000 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: 2010-12/txt/msg02222.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47000 --- Comment #10 from Jeff Garzik 2010-12-18 18:49:35 UTC --- (In reply to comment #8) > Can you try > > -- > diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c > index af1adf4..dd00de6 100644 > --- a/gcc/tree-inline.c > +++ b/gcc/tree-inline.c > @@ -3342,7 +3342,11 @@ estimate_num_insns (gimple stmt, eni_weights *weights) > if (POINTER_TYPE_P (funtype)) > funtype = TREE_TYPE (funtype); > > - if (decl && DECL_BUILT_IN_CLASS (decl) == BUILT_IN_MD) > + /* Do not special case builtins where we see the body. > + This just confuse inliner. */ > + if (!decl || cgraph_node (decl)->analyzed) > + ; > + else if (decl && DECL_BUILT_IN_CLASS (decl) == BUILT_IN_MD) > cost = weights->target_builtin_call_cost; > else > cost = weights->call_cost; > --- ICE appears when attempting to make with gcc 4.5.1 + your patch: /garz/gcc45/src/gcc-4.5.1.patch1/libgcc/config/libbid/bid128_fma.c:4460:1: internal compiler error: in estimate_function_body_sizes, at ipa-inline.c:1920 Please submit a full bug report,