From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B15A9384B009; Tue, 28 Jul 2020 08:24:52 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B15A9384B009 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1595924692; bh=mxAgcO9kXJvWxEGR0vZDJPGl/6qwl0UsAfVGUxFlOp4=; h=From:To:Subject:Date:In-Reply-To:References:From; b=XnvDiHsYNFsip49hJLDjU46NyEL8B65+QlZCZZvkyzDF8eKDkslFoaAypRr54j1Ha VRCYdI7Xta/H8Zk27a5FN9X8hq4Cvw9ZQNEXU8JXGFvJxD/LE+3kNLuNG+uKoPLady afqrFhwdWdMk4rfmRyd2xWqZ8nMBwW9wTTZlrst4= From: "hubicka at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/96337] [10/11 Regression] GCC 10.2: twice as slow for -O2 -march=x86-64 vs. GCC 9.3/8.4 Date: Tue, 28 Jul 2020 08:24:52 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 10.2.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at gcc dot gnu.org 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: 10.3 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: 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-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Jul 2020 08:24:52 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96337 --- Comment #8 from Jan Hubicka --- This is the built withour release flags override as seems to be done by phoronix: GCC 9: y4m [info]: 1920x1080 fps 30/1 i420p8 frames 0 - 599 of 600 raw [info]: output file: /dev/null x265 [info]: HEVC encoder version 3.1.2+1-76650bab70f9 x265 [info]: build info [Linux][GCC 9.3.1][64 bit][noasm] 8bit x265 [info]: using cpu capabilities: none! x265 [info]: Main profile, Level-4 (Main tier) x265 [info]: Thread pool created using 4 threads x265 [info]: Slices : 1 x265 [info]: frame threads / pool features : 2 / wpp(17 rows) x265 [info]: Coding QT: max CU size, min CU size : 64 / 8 x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra x265 [info]: ME / range / subpel / merge : hex / 57 / 2 / 3 x265 [info]: Keyframe min / max / scenecut / bias: 25 / 250 / 40 / 5.00 x265 [info]: Lookahead / bframes / badapt : 20 / 4 / 2 x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0 x265 [info]: References / ref-limit cu / depth : 3 / off / on x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1 x265 [info]: Rate Control / qCompress : CRF-28.0 / 0.60 x265 [info]: tools: rd=3D3 psy-rd=3D2.00 early-skip rskip signhide tmvp b-i= ntra x265 [info]: tools: strong-intra-smoothing lslices=3D6 deblock sao x265 [info]: frame I: 3, Avg QP:27.57 kb/s: 14018.64=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20 x265 [info]: frame P: 146, Avg QP:28.84 kb/s: 4313.98=20 x265 [info]: frame B: 451, Avg QP:35.29 kb/s: 204.06=20=20 x265 [info]: Weighted P-Frames: Y:0.0% UV:0.0% x265 [info]: consecutive B-frames: 0.7% 0.0% 0.0% 94.6% 4.7%=20 encoded 600 frames in 171.30s (3.50 fps), 1273.22 kb/s, Avg QP:33.68 599.58user 1.62system 2:51.33elapsed 350%CPU (0avgtext+0avgdata 416976maxresident)k 225384inputs+0outputs (0major+95380minor)pagefaults 0swaps GCC 10: y4m [info]: 1920x1080 fps 30/1 i420p8 frames 0 - 599 of 600 raw [info]: output file: /dev/null x265 [info]: HEVC encoder version 3.1.2+1-76650bab70f9 x265 [info]: build info [Linux][GCC 10.1.1][64 bit][noasm] 8bit x265 [info]: using cpu capabilities: none! x265 [info]: Main profile, Level-4 (Main tier) x265 [info]: Thread pool created using 4 threads x265 [info]: Slices : 1 x265 [info]: frame threads / pool features : 2 / wpp(17 rows) x265 [info]: Coding QT: max CU size, min CU size : 64 / 8 x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra x265 [info]: ME / range / subpel / merge : hex / 57 / 2 / 3 x265 [info]: Keyframe min / max / scenecut / bias: 25 / 250 / 40 / 5.00 x265 [info]: Lookahead / bframes / badapt : 20 / 4 / 2 x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0 x265 [info]: References / ref-limit cu / depth : 3 / off / on x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1 x265 [info]: Rate Control / qCompress : CRF-28.0 / 0.60 x265 [info]: tools: rd=3D3 psy-rd=3D2.00 early-skip rskip signhide tmvp b-i= ntra x265 [info]: tools: strong-intra-smoothing lslices=3D6 deblock sao x265 [info]: frame I: 3, Avg QP:27.57 kb/s: 14018.64=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20 x265 [info]: frame P: 146, Avg QP:28.84 kb/s: 4313.98=20 x265 [info]: frame B: 451, Avg QP:35.29 kb/s: 204.06=20=20 x265 [info]: Weighted P-Frames: Y:0.0% UV:0.0% x265 [info]: consecutive B-frames: 0.7% 0.0% 0.0% 94.6% 4.7%=20 encoded 600 frames in 168.97s (3.55 fps), 1273.22 kb/s, Avg QP:33.68 592.69user 1.89system 2:49.00elapsed 351%CPU (0avgtext+0avgdata 416184maxresident)k 476408inputs+0outputs (1major+95191minor)pagefaults 0swaps So a small improvement.=