From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4234 invoked by alias); 24 Jul 2015 08:32:28 -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 Received: (qmail 4124 invoked by uid 48); 24 Jul 2015 08:32:25 -0000 From: "ubizjak at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/64003] valgrind complains about get_attr_length_nobnd in insn-attrtab.c from i386.md Date: Fri, 24 Jul 2015 08:32:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ubizjak at gmail dot com X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: FIXED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: enkovich.gnu at gmail dot com X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-07/txt/msg02064.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D64003 Uro=C5=A1 Bizjak changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dcb314 at hotmail dot com --- Comment #29 from Uro=C5=A1 Bizjak --- *** Bug 66987 has been marked as a duplicate of this bug. *** >>From gcc-bugs-return-493173-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Fri Jul 24 08:32:28 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 4186 invoked by alias); 24 Jul 2015 08:32:28 -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 Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 4106 invoked by uid 48); 24 Jul 2015 08:32:24 -0000 From: "ubizjak at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/66987] valgrind error in get_attr_length_nobnd Date: Fri, 24 Jul 2015 08:32:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 6.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ubizjak at gmail dot com X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: DUPLICATE X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status resolution Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-07/txt/msg02063.txt.bz2 Content-length: 643 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D66987 Uro=C5=A1 Bizjak changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |DUPLICATE --- Comment #1 from Uro=C5=A1 Bizjak --- This is actualy a dup of 64003, I removed extra jmp patterns in r225138. Let's fix this properly using ADJUST_INSN_LENGTH, as suggested in the PR 64= 003 *** This bug has been marked as a duplicate of bug 64003 *** >>From gcc-bugs-return-493175-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Fri Jul 24 08:34:13 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 27115 invoked by alias); 24 Jul 2015 08:34:13 -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 Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 27085 invoked by uid 48); 24 Jul 2015 08:34:09 -0000 From: "neleai at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/66989] New: poor performance of builtin_isfinite on x64 Date: Fri, 24 Jul 2015 08:34:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: neleai at seznam dot cz X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-07/txt/msg02065.txt.bz2 Content-length: 6066 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66989 Bug ID: 66989 Summary: poor performance of builtin_isfinite on x64 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: neleai at seznam dot cz Target Milestone: --- This is another part of considering floating classification builtin performance. This starts to be more cpu dependent as benchmark show large improvement for core2 but almost none for haswell. #define EXTRACT_WORDS64(i, d) \ do { \ int64_t i_; \ asm ("movq %1, %0" : "=rm" (i_) : "x" ((double) (d))); \ (i) = i_; \ } while (0) int I2 isfinite2 (double dx) { unsigned long x; EXTRACT_WORDS64(dx, x); if (2 * x < 0xffe0000000000000) return 1; else return 0; } core2: don't inline conditional add branched real 0m1.334s user 0m1.334s sys 0m0.000s builtin real 0m1.577s user 0m1.576s sys 0m0.000s branch branched real 0m1.453s user 0m1.452s sys 0m0.000s builtin real 0m1.335s user 0m1.334s sys 0m0.000s sum branched real 0m1.336s user 0m1.335s sys 0m0.000s builtin real 0m1.575s user 0m1.573s sys 0m0.000s inline outer call conditional add branched real 0m1.046s user 0m1.046s sys 0m0.000s builtin real 0m0.972s user 0m0.971s sys 0m0.000s branch branched real 0m0.849s user 0m0.845s sys 0m0.003s builtin real 0m0.971s user 0m0.970s sys 0m0.002s sum branched real 0m1.097s user 0m1.095s sys 0m0.000s builtin real 0m1.104s user 0m1.100s sys 0m0.003s inline inner call conditional add branched real 0m0.981s user 0m0.980s sys 0m0.000s builtin real 0m0.971s user 0m0.971s sys 0m0.000s branch branched real 0m0.849s user 0m0.848s sys 0m0.000s builtin real 0m0.970s user 0m0.969s sys 0m0.000s sum branched real 0m1.094s user 0m1.094s sys 0m0.000s builtin real 0m1.101s user 0m1.100s sys 0m0.000s tigth loop conditional add branched real 0m0.365s user 0m0.364s sys 0m0.000s builtin real 0m0.433s user 0m0.433s sys 0m0.000s branch branched real 0m0.126s user 0m0.126s sys 0m0.000s builtin real 0m0.368s user 0m0.367s sys 0m0.000s sum branched real 0m0.367s user 0m0.365s sys 0m0.000s builtin real 0m0.632s user 0m0.631s sys 0m0.000s fx10 don't inline conditional add branched real 0m1.297s user 0m1.295s sys 0m0.004s builtin real 0m1.300s user 0m1.299s sys 0m0.004s branch branched real 0m0.657s user 0m0.658s sys 0m0.000s builtin real 0m0.677s user 0m0.677s sys 0m0.000s sum branched real 0m1.296s user 0m1.295s sys 0m0.004s builtin real 0m1.313s user 0m1.315s sys 0m0.000s inline outer call conditional add branched real 0m1.296s user 0m1.298s sys 0m0.000s builtin real 0m1.297s user 0m1.298s sys 0m0.000s branch branched real 0m0.365s user 0m0.366s sys 0m0.000s builtin real 0m0.412s user 0m0.409s sys 0m0.004s sum branched real 0m1.302s user 0m1.304s sys 0m0.000s builtin real 0m1.305s user 0m1.307s sys 0m0.000s inline inner call conditional add branched real 0m1.299s user 0m1.300s sys 0m0.000s builtin real 0m1.296s user 0m1.297s sys 0m0.000s branch branched real 0m0.509s user 0m0.509s sys 0m0.000s builtin real 0m0.539s user 0m0.539s sys 0m0.001s sum branched real 0m1.301s user 0m1.303s sys 0m0.000s builtin real 0m1.307s user 0m1.309s sys 0m0.000s tigth loop conditional add branched real 0m0.369s user 0m0.369s sys 0m0.000s builtin real 0m0.362s user 0m0.362s sys 0m0.000s branch branched real 0m0.152s user 0m0.152s sys 0m0.000s builtin real 0m0.260s user 0m0.257s sys 0m0.004s sum branched real 0m0.362s user 0m0.362s sys 0m0.001s builtin real 0m0.399s user 0m0.399s sys 0m0.001s haswelldon't inline conditional add branched real 0m0.697s user 0m0.698s sys 0m0.000s builtin real 0m0.802s user 0m0.803s sys 0m0.000s branch branched real 0m0.697s user 0m0.698s sys 0m0.000s builtin real 0m0.796s user 0m0.793s sys 0m0.003s sum branched real 0m0.717s user 0m0.717s sys 0m0.000s builtin real 0m0.802s user 0m0.802s sys 0m0.000s inline outer call conditional add branched real 0m0.695s user 0m0.695s sys 0m0.000s builtin real 0m0.695s user 0m0.695s sys 0m0.000s branch branched real 0m0.390s user 0m0.387s sys 0m0.003s builtin real 0m0.413s user 0m0.412s sys 0m0.000s sum branched real 0m0.695s user 0m0.702s sys 0m0.000s builtin real 0m0.696s user 0m0.697s sys 0m0.000s inline inner call conditional add branched real 0m0.695s user 0m0.696s sys 0m0.000s builtin real 0m0.696s user 0m0.692s sys 0m0.003s branch branched real 0m0.388s user 0m0.388s sys 0m0.000s builtin real 0m0.388s user 0m0.388s sys 0m0.000s sum branched real 0m0.695s user 0m0.695s sys 0m0.000s builtin real 0m0.695s user 0m0.695s sys 0m0.000s tigth loop conditional add branched real 0m0.233s user 0m0.232s sys 0m0.000s builtin real 0m0.232s user 0m0.232s sys 0m0.000s branch branched real 0m0.080s user 0m0.080s sys 0m0.000s builtin real 0m0.161s user 0m0.160s sys 0m0.000s sum branched real 0m0.232s user 0m0.232s sys 0m0.000s builtin real 0m0.310s user 0m0.310s sys 0m0.000s