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[76.28.97.5]) by smtp.gmail.com with ESMTPSA id i16-20020a05620a075000b0074411b03972sm99514qki.51.2023.05.15.14.34.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 May 2023 14:34:59 -0700 (PDT) Message-ID: <4b3aae60d9bb71debc753f6c091bd441ab47137f.camel@redhat.com> Subject: Re: "march=native" flag not working in libgccjit From: David Malcolm To: "Li, Yicheng" , "jit@gcc.gnu.org" Date: Mon, 15 May 2023 17:34:57 -0400 In-Reply-To: <44CD6A9D-15EE-4E9F-8521-B1B0EC0F33F4@vols.utk.edu> References: <44CD6A9D-15EE-4E9F-8521-B1B0EC0F33F4@vols.utk.edu> User-Agent: Evolution 3.44.4 (3.44.4-2.fc36) MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,KAM_SHORT,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Mon, 2023-05-15 at 20:07 +0000, Li, Yicheng via Jit wrote: > Hi, >=20 > In libjitgcc, I created a function and set flags =E2=80=9Cmarch=3Dnative= =E2=80=9D with > gcc_jit_context_add_command_line_option( ctxt, =E2=80=9C-march=3Dnative= =E2=80=9D. > However, the error is below: >=20 > libgccjit.so: error: bad value =E2=80=98native=E2=80=99 for =E2=80=98-mar= ch=3D=E2=80=99 switch >=20 > libgccjit.so: note: valid arguments to =E2=80=98-march=3D=E2=80=99 switch= are: nocona > core2 nehalem corei7 westmere sandybridge corei7-avx ivybridge core- > avx-i haswell core-avx2 broadwell skylake skylake-avx512 cannonlake > icelake-client rocketlake icelake-server cascadelake tigerlake > cooperlake sapphirerapids emeraldrapids alderlake raptorlake > meteorlake graniterapids bonnell atom silvermont slm goldmont > goldmont-plus tremont sierraforest grandridge knl knm x86-64 x86-64- > v2 x86-64-v3 x86-64-v4 eden-x2 nano nano-1000 nano-2000 nano-3000 > nano-x2 eden-x4 nano-x4 lujiazui k8 k8-sse3 opteron opteron-sse3 > athlon64 athlon64-sse3 athlon-fx amdfam10 barcelona bdver1 bdver2 > bdver3 bdver4 znver1 znver2 znver3 znver4 btver1 btver2 native Sorry about this; this is https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D66594 and https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107230 Unfortunately it's tricky to implement this within libgccjit due to the differences between it and the normal command-line way of invoking gcc. If someone wants to try fixing this, that would be great. Dave