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