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36 #include <cmdline_parse.h>
39 #include <rte_cpuflags.h>
40 #include <rte_debug.h>
45 /* convenience define */
46 #define CHECK_FOR_FLAG(x) \
47 result = rte_cpu_get_flag_enabled(x); \
48 printf("%s\n", cpu_flag_result(result)); \
49 if (result == -ENOENT) \
53 * Helper function to display result
55 static inline const char *
56 cpu_flag_result(int result)
74 * - Check flags from different registers with rte_cpu_get_flag_enabled()
75 * - Check if register and CPUID functions fail properly
82 printf("\nChecking for flags from different registers...\n");
84 printf("Check for SSE:\t\t");
85 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE);
87 printf("Check for SSE2:\t\t");
88 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE2);
90 printf("Check for SSE3:\t\t");
91 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE3);
93 printf("Check for SSE4.1:\t");
94 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_1);
96 printf("Check for SSE4.2:\t");
97 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_2);
99 printf("Check for AVX:\t\t");
100 CHECK_FOR_FLAG(RTE_CPUFLAG_AVX);
102 printf("Check for AVX2:\t\t");
103 CHECK_FOR_FLAG(RTE_CPUFLAG_AVX2);
105 printf("Check for TRBOBST:\t");
106 CHECK_FOR_FLAG(RTE_CPUFLAG_TRBOBST);
108 printf("Check for ENERGY_EFF:\t");
109 CHECK_FOR_FLAG(RTE_CPUFLAG_ENERGY_EFF);
111 printf("Check for LAHF_SAHF:\t");
112 CHECK_FOR_FLAG(RTE_CPUFLAG_LAHF_SAHF);
114 printf("Check for 1GB_PG:\t");
115 CHECK_FOR_FLAG(RTE_CPUFLAG_1GB_PG);
117 printf("Check for INVTSC:\t");
118 CHECK_FOR_FLAG(RTE_CPUFLAG_INVTSC);
123 * Check if invalid data is handled properly
125 printf("\nCheck for invalid flag:\t");
126 result = rte_cpu_get_flag_enabled(RTE_CPUFLAG_NUMFLAGS);
127 printf("%s\n", cpu_flag_result(result));
128 if (result != -ENOENT)