Hi Hongxu On 10/10/2018 11:18 PM, Hongxu Jia wrote: > Since commit `7f6bffb dpdk: support build with external & multilib > toolchains' applied, > it added var-HOST_CC_ARCH in which has option `-march=**' to enable specific > SSE for > specific arch that causing SSE mismatch error while compiling > [snip] > | > recipe-sysroot-native/usr/lib/i586-wrs-linux/gcc/i586-wrs-linux/8.2.0/include/ > xmmintrin.h:1232:1: error: inlining failed in call to always_inline > '_mm_sfence': > target specific option mismatch > | _mm_sfence (void) > | ^~~~~~~~~~ > | In file included from git/lib/librte_eal/linuxapp/eal/eal_thread.c:16: > | git/i686-native-linuxapp-gcc/include/rte_atomic.h:26:19: note: called from > here > | #define rte_wmb() _mm_sfence() > | ^~~~~~~~~~~~ > | git/lib/librte_eal/linuxapp/eal/eal_thread.c:155:3: note: in expansion of > macro 'rte_wmb' > | rte_wmb(); > [snip] > > Choose `-march=native', which will select what is available on the processor. > Although > it disable previously `-march=**' in var-HOST_CC_ARCH, but others options in > var-HOST_CC_ARCH > (such as security flags `-fstack-protector-strong -D_FORTIFY_SOURCE=2') still > works. >
Is it possible that the value of -march is also being defined from somewhere within dpdk leading to a mismatch? > Refers: > https://stackoverflow.com/questions/10686638/whats-the-differrence-among-cflgs-sse-options-of-msse-msse2-mssse3-msse4 > https://stackoverflow.com/questions/35772562/inlining-failed-in-call-to-always-inline-m128i-mm-cvtepu8-epi32-m128i-t > https://bugzilla.redhat.com/show_bug.cgi?id=1092991 > https://bugzilla.gnome.org/show_bug.cgi?id=670690 > https://stackoverflow.com/questions/51003218/gcc-target-for-avx2-disabling-sse-instruction-set > > Signed-off-by: Hongxu Jia <[email protected]> > --- > recipes-extended/dpdk/dpdk.inc | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/recipes-extended/dpdk/dpdk.inc b/recipes-extended/dpdk/dpdk.inc > index 194986b..b893e16 100644 > --- a/recipes-extended/dpdk/dpdk.inc > +++ b/recipes-extended/dpdk/dpdk.inc > @@ -102,18 +102,18 @@ do_compile () { > > cd ${S}/${RTE_TARGET} > oe_runmake EXTRA_LDFLAGS="-L${STAGING_LIBDIR} --hash-style=gnu" \ > - EXTRA_CFLAGS="${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} > -I${STAGING_INCDIR}" \ > + EXTRA_CFLAGS="${HOST_CC_ARCH} -march=native > ${TOOLCHAIN_OPTIONS} -I${STAGING_INCDIR}" \ > CROSS="${TARGET_PREFIX}" \ > prefix="" LDFLAGS="${TUNE_LDARGS}" WERROR_FLAGS="-w" V=1 > > cd ${S}/examples/ > oe_runmake EXTRA_LDFLAGS="-L${STAGING_LIBDIR} --hash-style=gnu > -fuse-ld=bfd" \ > - EXTRA_CFLAGS="${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} > -I${STAGING_INCDIR}" \ > + EXTRA_CFLAGS="${HOST_CC_ARCH} -march=native > ${TOOLCHAIN_OPTIONS} -I${STAGING_INCDIR}" \ > CROSS="${TARGET_PREFIX}" O="${S}/examples/$@/" > > cd ${S}/test/ > oe_runmake EXTRA_LDFLAGS="-L${STAGING_LIBDIR} --hash-style=gnu > -fuse-ld=bfd" \ > - EXTRA_CFLAGS="${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} > -I${STAGING_INCDIR}" \ > + EXTRA_CFLAGS="${HOST_CC_ARCH} -march=native > ${TOOLCHAIN_OPTIONS} -I${STAGING_INCDIR}" \ > CROSS="${TARGET_PREFIX}" O="${S}/test/$@/" > } > > -- _______________________________________________ meta-intel mailing list [email protected] https://lists.yoctoproject.org/listinfo/meta-intel
