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36 #include <rte_common.h>
37 #include <rte_cpuflags.h>
40 * Checks if the machine is adequate for running the binary. If it is not, the
41 * program exits with status 1.
42 * The function attribute forces this function to be called before main(). But
43 * with ICC, the check is generated by the compiler.
45 #ifndef __INTEL_COMPILER
46 void __attribute__ ((__constructor__))
50 rte_cpu_check_supported(void)
52 /* This is generated at compile-time by the build system */
53 static const enum rte_cpu_flag_t compile_time_flags[] = {
54 RTE_COMPILE_TIME_CPUFLAGS
56 unsigned count = RTE_DIM(compile_time_flags), i;
59 for (i = 0; i < count; i++) {
60 ret = rte_cpu_get_flag_enabled(compile_time_flags[i]);
64 "ERROR: CPU feature flag lookup failed with error %d\n",
70 "ERROR: This system does not support \"%s\".\n"
71 "Please check that RTE_MACHINE is set correctly.\n",
72 rte_cpu_get_flag_name(compile_time_flags[i]));