1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright(c) 2018 Vladimir Medvedkin <medvedkinv@gmail.com>
3 # Copyright(c) 2019 Intel Corporation
5 sources = files('rte_fib.c', 'rte_fib6.c', 'dir24_8.c', 'trie.c')
6 headers = files('rte_fib.h', 'rte_fib6.h')
9 # compile AVX512 version if:
10 # we are building 64-bit binary AND binutils can generate proper code
11 if dpdk_conf.has('RTE_ARCH_X86_64') and binutils_ok.returncode() == 0
12 # compile AVX512 version if either:
13 # a. we have AVX512F supported in minimum instruction set baseline
14 # b. it's not minimum instruction set, but supported by compiler
16 # in former case, just add avx512 C file to files list
17 # in latter case, compile c file to static lib, using correct
18 # compiler flags, and then have the .o file from static lib
19 # linked into main lib.
21 # check if all required flags already enabled (variant a).
22 acl_avx512_flags = ['__AVX512F__','__AVX512DQ__']
24 foreach f:acl_avx512_flags
25 if cc.get_define(f, args: machine_args) == ''
30 if acl_avx512_on == true
31 cflags += ['-DCC_DIR24_8_AVX512_SUPPORT']
32 sources += files('dir24_8_avx512.c')
33 # TRIE AVX512 implementation uses avx512bw intrinsics along with
34 # avx512f and avx512dq
35 if cc.get_define('__AVX512BW__', args: machine_args) != ''
36 cflags += ['-DCC_TRIE_AVX512_SUPPORT']
37 sources += files('trie_avx512.c')
39 elif cc.has_multi_arguments('-mavx512f', '-mavx512dq')
40 dir24_8_avx512_tmp = static_library('dir24_8_avx512_tmp',
42 dependencies: static_rte_eal,
43 c_args: cflags + ['-mavx512f', '-mavx512dq'])
44 objs += dir24_8_avx512_tmp.extract_objects('dir24_8_avx512.c')
45 cflags += ['-DCC_DIR24_8_AVX512_SUPPORT']
46 # TRIE AVX512 implementation uses avx512bw intrinsics along with
47 # avx512f and avx512dq
48 if cc.has_argument('-mavx512bw')
49 trie_avx512_tmp = static_library('trie_avx512_tmp',
51 dependencies: static_rte_eal,
52 c_args: cflags + ['-mavx512f', \
53 '-mavx512dq', '-mavx512bw'])
54 objs += trie_avx512_tmp.extract_objects('trie_avx512.c')
55 cflags += ['-DCC_TRIE_AVX512_SUPPORT']