#   BSD LICENSE
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#   Copyright(c) 2017 Intel Corporation.
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# for checking defines we need to use the correct compiler flags
march_opt = '-march=@0@'.format(machine)

# we require SSE4.2 for DPDK
sse_errormsg = '''SSE4.2 instruction set is required for DPDK.
Please set the machine type to "nehalem" or "corei7" or higher value'''

if cc.get_define('__SSE4_2__', args: march_opt) == ''
	error(sse_errormsg)
endif

dpdk_conf.set('RTE_ARCH_X86', 1)
if (host_machine.cpu_family() == 'x86_64')
	dpdk_conf.set('RTE_ARCH_X86_64', 1)
	dpdk_conf.set('RTE_ARCH', 'x86_64')
	dpdk_conf.set('RTE_ARCH_64', 1)
else
	dpdk_conf.set('RTE_ARCH_I686', 1)
	dpdk_conf.set('RTE_ARCH', 'i686')
endif

if cc.get_define('__AES__', args: march_opt) != ''
	dpdk_conf.set('RTE_MACHINE_CPUFLAG_AES', 1)
	compile_time_cpuflags += ['RTE_CPUFLAG_AES']
endif
if cc.get_define('__PCLMUL__', args: march_opt) != ''
	dpdk_conf.set('RTE_MACHINE_CPUFLAG_PCLMULQDQ', 1)
	compile_time_cpuflags += ['RTE_CPUFLAG_PCLMULQDQ']
endif
if cc.get_define('__AVX__', args: march_opt) != ''
	dpdk_conf.set('RTE_MACHINE_CPUFLAG_AVX', 1)
	compile_time_cpuflags += ['RTE_CPUFLAG_AVX']
endif
if cc.get_define('__AVX2__', args: march_opt) != ''
	dpdk_conf.set('RTE_MACHINE_CPUFLAG_AVX2', 1)
	compile_time_cpuflags += ['RTE_CPUFLAG_AVX2']
endif

dpdk_conf.set('RTE_CACHE_LINE_SIZE', 64)