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enable --enable-simd=A64FX in configure

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nmeyer-ur
2020-07-08 12:43:51 +02:00
parent 1b08cb7300
commit bbd145382b
3 changed files with 45 additions and 5 deletions
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9
configure.ac
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@ -392,6 +392,15 @@ case ${ax_cv_cxx_compiler_vendor} in
[generic SIMD vector width (in bytes)])
SIMD_GEN_WIDTH_MSG=" (width= $ac_gen_simd_width)"
SIMD_FLAGS='';;
A64FX)
case ${ax_cv_cxx_compiler_vendor} in
gnu)
AC_DEFINE([A64FX],[1],[A64FX / 512-bit SVE VLS])
SIMD_FLAGS='-march=armv8.2-a+sve -msve-vector-bits=512 -fno-gcse -DDSLASHINTRIN';;
clang)
AC_DEFINE([A64FX],[1],[A64FX / 512-bit SVE VLA])
SIMD_FLAGS='-mcpu=a64fx -DARMCLANGCOMPAT -DDSLASHINTRIN';;
esac;;
NEONv8)
AC_DEFINE([NEONV8],[1],[ARMv8 NEON])
SIMD_FLAGS='-march=armv8-a';;