From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 448113AA7C9B; Thu, 6 May 2021 11:20:05 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 448113AA7C9B From: "iains at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/100347] [11/12 Regression] GCC 11 does not recognize skylake; translates "march=native" to "x86_64" Date: Thu, 06 May 2021 11:20:04 +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: 11.1.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: iains 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: 11.2 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: Thu, 06 May 2021 11:20:05 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100347 --- Comment #10 from Iain Sandoe --- build of 11.1 on macOS11 with no patches and default options $ ./gcc/xgcc -Bgcc /source/test/general/empty-main.c -S -fverbose-asm=20 head -5 empty-main.s=20 # GNU C17 (GCC) version 11.1.0 (x86_64-apple-darwin20) # compiled by GNU C version 11.1.0, GMP version 6.2.1, MPFR version 4.1.0, MPC version 1.2.1, isl version isl-0.23-GMP # GGC heuristics: --param ggc-min-expand=3D100 --param ggc-min-heapsize=3D1= 31072 # options passed: -fPIC -mmacosx-version-min=3D11.2.0 -mtune=3Dcore2 $ ./gcc/xgcc -Bgcc /source/test/general/empty-main.c -S -fverbose-asm -march=3Dnative head -5 empty-main.s=20 # GNU C17 (GCC) version 11.1.0 (x86_64-apple-darwin20) # compiled by GNU C version 11.1.0, GMP version 6.2.1, MPFR version 4.1.0, MPC version 1.2.1, isl version isl-0.23-GMP # GGC heuristics: --param ggc-min-expand=3D100 --param ggc-min-heapsize=3D1= 31072 # options passed: -march=3Dskylake -mmmx -mpopcnt -msse -msse2 -msse3 -msss= e3 -msse4.1 -msse4.2 -mavx -mavx2 -mno-sse4a -mno-fma4 -mno-xop -mfma -mno-avx= 512f -mbmi -mbmi2 -maes -mpclmul -mno-avx512vl -mno-avx512bw -mno-avx512dq -mno-avx512cd -mno-avx512er -mno-avx512pf -mno-avx512vbmi -mno-avx512ifma -mno-avx5124vnniw -mno-avx5124fmaps -mno-avx512vpopcntdq -mno-avx512vbmi2 -mno-gfni -mno-vpclmulqdq -mno-avx512vnni -mno-avx512bitalg -mno-avx512bf16 -mno-avx512vp2intersect -mno-3dnow -madx -mabm -mno-cldemote -mclflushopt -mno-clwb -mno-clzero -mcx16 -mno-enqcmd -mf16c -mfsgsbase -mfxsr -mhle -ms= ahf -mno-lwp -mlzcnt -mmovbe -mno-movdir64b -mno-movdiri -mno-mwaitx -mno-pconf= ig -mno-pku -mno-prefetchwt1 -mprfchw -mno-ptwrite -mno-rdpid -mrdrnd -mrdseed -mrtm -mno-serialize -msgx -mno-sha -mno-shstk -mno-tbm -mno-tsxldtrk -mno-= vaes -mno-waitpkg -mno-wbnoinvd -mxsave -mxsavec -mxsaveopt -mxsaves -mno-amx-ti= le -mno-amx-int8 -mno-amx-bf16 -mno-uintr -mno-hreset -mno-kl -mno-widekl -mno-avxvnni --param=3Dl1-cache-size=3D32 --param=3Dl1-cache-line-size=3D64 --param=3Dl2-cache-size=3D9216 -mtune=3Dskylake -fPIC -mmacosx-version-min= =3D11.2.0 This seems to DTRT - I will try on some more machines as time permits.=