From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8462 invoked by alias); 9 Jan 2015 21:32:07 -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 8435 invoked by uid 48); 9 Jan 2015 21:32:02 -0000 From: "charles at kde dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/64554] New: _mm_clmulepi64_si128 doesn't compile with -O2 Date: Fri, 09 Jan 2015 21:32:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 4.9.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: charles at kde dot org X-Bugzilla-Status: UNCONFIRMED 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 Message-ID: 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: 2015-01/txt/msg00661.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D64554 Bug ID: 64554 Summary: _mm_clmulepi64_si128 doesn't compile with -O2 Product: gcc Version: 4.9.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: charles at kde dot org The following trivial program: #include int main() { __m128i a, b; _mm_clmulepi64_si128(a, b, 1); } Produces the following error at compile time: In file included from test.c:1:0: test.c: In function =E2=80=98main=E2=80=99: /usr/lib/gcc/x86_64-linux-gnu/4.9/include/wmmintrin.h:116:1: error: inlining failed in call to always_inline =E2=80=98_mm_clmulepi64_si128=E2=80=99: tar= get specific option mismatch _mm_clmulepi64_si128 (__m128i __X, __m128i __Y, const int __I) ^ test.c:6:2: error: called from here _mm_clmulepi64_si128(a, b, 1); ^ When compiled with the option -O2 or -O1. Compiling succeeds with -O0. Using built-in specs. COLLECT_GCC=3Dgcc COLLECT_LTO_WRAPPER=3D/usr/lib/gcc/x86_64-linux-gnu/4.9/lto-wrapper Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion=3D'Debian 4.9.1-19' --with-bugurl=3Dfile:///usr/share/doc/gcc-4.9/README.Bugs --enable-languages=3Dc,c++,java,go,d,fortran,objc,obj-c++ --prefix=3D/usr --program-suffix=3D-4.9 --enable-shared --enable-linker-build-id --libexecdir=3D/usr/lib --without-included-gettext --enable-threads=3Dposix --with-gxx-include-dir=3D/usr/include/c++/4.9 --libdir=3D/usr/lib --enable-= nls --with-sysroot=3D/ --enable-clocale=3Dgnu --enable-libstdcxx-debug --enable-libstdcxx-time=3Dyes --enable-gnu-unique-object --disable-vtable-v= erify --enable-plugin --with-system-zlib --disable-browser-plugin --enable-java-awt=3Dgtk --enable-gtk-cairo --with-java-home=3D/usr/lib/jvm/java-1.5.0-gcj-4.9-amd64/jre --enable-java-= home --with-jvm-root-dir=3D/usr/lib/jvm/java-1.5.0-gcj-4.9-amd64 --with-jvm-jar-dir=3D/usr/lib/jvm-exports/java-1.5.0-gcj-4.9-amd64 --with-arch-directory=3Damd64 --with-ecj-jar=3D/usr/share/java/eclipse-ecj.= jar --enable-objc-gc --enable-multiarch --with-arch-32=3Di586 --with-abi=3Dm64 --with-multilib-list=3Dm32,m64,mx32 --enable-multilib --with-tune=3Dgeneric --enable-checking=3Drelease --build=3Dx86_64-linux-gnu --host=3Dx86_64-linu= x-gnu --target=3Dx86_64-linux-gnu Thread model: posix gcc version 4.9.1 (Debian 4.9.1-19)=20 (Debian testing) >>From gcc-bugs-return-472668-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Fri Jan 09 21:35:51 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 11378 invoked by alias); 9 Jan 2015 21:35:51 -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 11357 invoked by uid 48); 9 Jan 2015 21:35:47 -0000 From: "charles at kde dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/64554] _mm_clmulepi64_si128 doesn't compile with -O2 Date: Fri, 09 Jan 2015 21:35:00 -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: 4.9.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: charles at kde dot org X-Bugzilla-Status: UNCONFIRMED 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: Message-ID: In-Reply-To: References: 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: 2015-01/txt/msg00662.txt.bz2 Content-length: 182 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64554 --- Comment #1 from charles at kde dot org --- It does compile with -march=westmere or later. I guess this is intended behavior.