1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright(c) 2017 Intel Corporation
4 # for checking defines we need to use the correct compiler flags
5 march_opt = '-march=@0@'.format(machine)
7 # we require SSE4.2 for DPDK
8 sse_errormsg = '''SSE4.2 instruction set is required for DPDK.
9 Please set the machine type to "nehalem" or "corei7" or higher value'''
11 if cc.get_define('__SSE4_2__', args: march_opt) == ''
15 base_flags = ['SSE', 'SSE2', 'SSE3','SSSE3', 'SSE4_1', 'SSE4_2']
17 dpdk_conf.set('RTE_MACHINE_CPUFLAG_' + f, 1)
18 compile_time_cpuflags += ['RTE_CPUFLAG_' + f]
21 dpdk_conf.set('RTE_ARCH_X86', 1)
22 if (host_machine.cpu_family() == 'x86_64')
23 dpdk_conf.set('RTE_ARCH_X86_64', 1)
24 dpdk_conf.set('RTE_ARCH', 'x86_64')
25 dpdk_conf.set('RTE_ARCH_64', 1)
27 dpdk_conf.set('RTE_ARCH_I686', 1)
28 dpdk_conf.set('RTE_ARCH', 'i686')
31 if cc.get_define('__AES__', args: march_opt) != ''
32 dpdk_conf.set('RTE_MACHINE_CPUFLAG_AES', 1)
33 compile_time_cpuflags += ['RTE_CPUFLAG_AES']
35 if cc.get_define('__PCLMUL__', args: march_opt) != ''
36 dpdk_conf.set('RTE_MACHINE_CPUFLAG_PCLMULQDQ', 1)
37 compile_time_cpuflags += ['RTE_CPUFLAG_PCLMULQDQ']
39 if cc.get_define('__AVX__', args: march_opt) != ''
40 dpdk_conf.set('RTE_MACHINE_CPUFLAG_AVX', 1)
41 compile_time_cpuflags += ['RTE_CPUFLAG_AVX']
43 if cc.get_define('__AVX2__', args: march_opt) != ''
44 dpdk_conf.set('RTE_MACHINE_CPUFLAG_AVX2', 1)
45 compile_time_cpuflags += ['RTE_CPUFLAG_AVX2']
47 if cc.get_define('__AVX512F__', args: march_opt) != ''
48 dpdk_conf.set('RTE_MACHINE_CPUFLAG_AVX512F', 1)
49 compile_time_cpuflags += ['RTE_CPUFLAG_AVX512F']
52 dpdk_conf.set('RTE_CACHE_LINE_SIZE', 64)