net/iavf: enable AVX512 for legacy Rx

[dpdk.git] / drivers / net / iavf / meson.build

diff --git a/drivers/net/iavf/meson.build b/drivers/net/iavf/meson.build
index 33407c5..dcd0285 100644 (file)
--- a/drivers/net/iavf/meson.build
+++ b/drivers/net/iavf/meson.build
@@ -34,4 +34,28 @@ if arch_subdir == 'x86'
                                c_args: [cflags, '-mavx2'])
                objs += iavf_avx2_lib.extract_objects('iavf_rxtx_vec_avx2.c')
        endif
+
+       iavf_avx512_cpu_support = (
+               cc.get_define('__AVX512F__', args: machine_args) != '' and
+               cc.get_define('__AVX512BW__', args: machine_args) != '')
+
+       iavf_avx512_cc_support = (
+               not machine_args.contains('-mno-avx512f') and
+               cc.has_argument('-mavx512f') and
+               cc.has_argument('-mavx512bw'))
+
+       if iavf_avx512_cpu_support == true or iavf_avx512_cc_support == true
+               cflags += ['-DCC_AVX512_SUPPORT']
+               avx512_args = [cflags, '-mavx512f', '-mavx512bw']
+               if cc.has_argument('-march=skylake-avx512')
+                       avx512_args += '-march=skylake-avx512'
+               endif
+               iavf_avx512_lib = static_library('iavf_avx512_lib',
+                               'iavf_rxtx_vec_avx512.c',
+                               dependencies: [static_rte_ethdev,
+                                       static_rte_kvargs, static_rte_hash],
+                               include_directories: includes,
+                               c_args: avx512_args)
+               objs += iavf_avx512_lib.extract_objects('iavf_rxtx_vec_avx512.c')
+       endif
 endif