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37 #include <cmdline_parse.h>
40 #include <rte_cpuflags.h>
41 #include <rte_debug.h>
46 /* convenience define */
47 #define CHECK_FOR_FLAG(x) \
48 result = rte_cpu_get_flag_enabled(x); \
49 printf("%s\n", cpu_flag_result(result)); \
50 if (result == -ENOENT) \
54 * Helper function to display result
56 static inline const char *
57 cpu_flag_result(int result)
75 * - Check flags from different registers with rte_cpu_get_flag_enabled()
76 * - Check if register and CPUID functions fail properly
83 printf("\nChecking for flags from different registers...\n");
85 printf("Check for SSE:\t\t");
86 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE);
88 printf("Check for SSE2:\t\t");
89 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE2);
91 printf("Check for SSE3:\t\t");
92 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE3);
94 printf("Check for SSE4.1:\t");
95 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_1);
97 printf("Check for SSE4.2:\t");
98 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_2);
100 printf("Check for AVX:\t\t");
101 CHECK_FOR_FLAG(RTE_CPUFLAG_AVX);
103 printf("Check for AVX2:\t\t");
104 CHECK_FOR_FLAG(RTE_CPUFLAG_AVX2);
106 printf("Check for TRBOBST:\t");
107 CHECK_FOR_FLAG(RTE_CPUFLAG_TRBOBST);
109 printf("Check for ENERGY_EFF:\t");
110 CHECK_FOR_FLAG(RTE_CPUFLAG_ENERGY_EFF);
112 printf("Check for LAHF_SAHF:\t");
113 CHECK_FOR_FLAG(RTE_CPUFLAG_LAHF_SAHF);
115 printf("Check for 1GB_PG:\t");
116 CHECK_FOR_FLAG(RTE_CPUFLAG_1GB_PG);
118 printf("Check for INVTSC:\t");
119 CHECK_FOR_FLAG(RTE_CPUFLAG_INVTSC);
124 * Check if invalid data is handled properly
126 printf("\nCheck for invalid flag:\t");
127 result = rte_cpu_get_flag_enabled(RTE_CPUFLAG_NUMFLAGS);
128 printf("%s\n", cpu_flag_result(result));
129 if (result != -ENOENT)