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-rw-r--r--app/test/test_cpuflags.c134
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diff --git a/app/test/test_cpuflags.c b/app/test/test_cpuflags.c
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+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * version: DPDK.L.1.2.3-3
+ */
+
+#include <stdio.h>
+
+#include <cmdline_parse.h>
+#include <errno.h>
+#include <stdint.h>
+#include <rte_cpuflags.h>
+#include <rte_debug.h>
+
+#include "test.h"
+
+
+/* convenience define */
+#define CHECK_FOR_FLAG(x) \
+ result = rte_cpu_get_flag_enabled(x); \
+ printf("%s\n", cpu_flag_result(result)); \
+ if (result == -ENOENT) \
+ return -1;
+
+/*
+ * Helper function to display result
+ */
+static inline const char *
+cpu_flag_result(int result)
+{
+ switch (result) {
+ case 0:
+ return "NOT PRESENT";
+ case 1:
+ return "OK";
+ default:
+ return "ERROR";
+ }
+}
+
+
+
+/*
+ * CPUID test
+ * ===========
+ *
+ * - Check flags from different registers with rte_cpu_get_flag_enabled()
+ * - Check if register and CPUID functions fail properly
+ */
+
+int
+test_cpuflags(void)
+{
+ int result;
+ printf("\nChecking for flags from different registers...\n");
+
+ printf("Check for SSE:\t\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_SSE);
+
+ printf("Check for SSE2:\t\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_SSE2);
+
+ printf("Check for SSE3:\t\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_SSE3);
+
+ printf("Check for SSE4.1:\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_1);
+
+ printf("Check for SSE4.2:\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_2);
+
+ printf("Check for AVX:\t\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_AVX);
+
+ printf("Check for AVX2:\t\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_AVX2);
+
+ printf("Check for TRBOBST:\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_TRBOBST);
+
+ printf("Check for ENERGY_EFF:\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_ENERGY_EFF);
+
+ printf("Check for LAHF_SAHF:\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_LAHF_SAHF);
+
+ printf("Check for 1GB_PG:\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_1GB_PG);
+
+ printf("Check for INVTSC:\t");
+ CHECK_FOR_FLAG(RTE_CPUFLAG_INVTSC);
+
+
+
+ /*
+ * Check if invalid data is handled properly
+ */
+ printf("\nCheck for invalid flag:\t");
+ result = rte_cpu_get_flag_enabled(RTE_CPUFLAG_NUMFLAGS);
+ printf("%s\n", cpu_flag_result(result));
+ if (result != -ENOENT)
+ return -1;
+
+ return 0;
+}