projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
| 2 | // vim: ts=8 sw=2 smarttab | |
| 3 | /* | |
| 4 | * Ceph distributed storage system | |
| 5 | * | |
| 6 | * Copyright (C) 2014 Red Hat <contact@redhat.com> | |
| 7 | * | |
| 8 | * Author: Loic Dachary <loic@dachary.org> | |
| 9 | * | |
| 10 | * This library is free software; you can redistribute it and/or | |
| 11 | * modify it under the terms of the GNU Lesser General Public | |
| 12 | * License as published by the Free Software Foundation; either | |
| 13 | * version 2.1 of the License, or (at your option) any later version. | |
| 14 | * | |
| 15 | */ | |
| 16 | ||
| 17 | #include <stdio.h> | |
| 18 | ||
| 19 | #include "arch/probe.h" | |
| 20 | #include "arch/intel.h" | |
| 21 | #include "arch/arm.h" | |
| 22 | #include "global/global_context.h" | |
| 23 | #include "gtest/gtest.h" | |
| 24 | ||
| 25 | ||
| 26 | #define FLAGS_SIZE 4096 | |
| 27 | ||
| 28 | TEST(Arch, all) | |
| 29 | { | |
| 30 | ceph_arch_probe(); | |
| 31 | EXPECT_TRUE(ceph_arch_probed); | |
| 32 | ||
| 33 | #if (__arm__ || __aarch64__ || __x86_64__) && __linux__ | |
| 34 | char flags[FLAGS_SIZE]; | |
| 35 | FILE *f = popen("grep '^\\(flags\\|Features\\)[ ]*:' " | |
| 36 | "/proc/cpuinfo | head -1", "r"); | |
| 37 | if(f == NULL || fgets(flags, FLAGS_SIZE - 1, f) == NULL) { | |
| 38 | // silently do nothing if /proc/cpuinfo does exist, is not | |
| 39 | // readable or does not contain the expected information | |
| 40 | if (f) | |
| 41 | pclose(f); | |
| 42 | return; | |
| 43 | } | |
| 44 | pclose(f); | |
| 45 | flags[strlen(flags) - 1] = ' '; | |
| 46 | ||
| 47 | int expected; | |
| 48 | ||
| 49 | #if (__arm__ || __aarch64__) | |
| 50 | ||
| 51 | expected = (strstr(flags, " neon ") || strstr(flags, " asimd ")) ? 1 : 0; | |
| 52 | EXPECT_EQ(expected, ceph_arch_neon); | |
| 53 | ||
| 54 | #endif | |
| 55 | #if (__aarch64__) | |
| 56 | ||
| 57 | expected = strstr(flags, " crc32 ") ? 1 : 0; | |
| 58 | EXPECT_EQ(expected, ceph_arch_aarch64_crc32); | |
| 59 | ||
| 60 | #endif | |
| 61 | #if (__x86_64__) | |
| 62 | ||
| 63 | expected = strstr(flags, " pclmulqdq ") ? 1 : 0; | |
| 64 | EXPECT_EQ(expected, ceph_arch_intel_pclmul); | |
| 65 | ||
| 66 | expected = strstr(flags, " sse4_2 ") ? 1 : 0; | |
| 67 | EXPECT_EQ(expected, ceph_arch_intel_sse42); | |
| 68 | ||
| 69 | expected = strstr(flags, " sse4_1 ") ? 1 : 0; | |
| 70 | EXPECT_EQ(expected, ceph_arch_intel_sse41); | |
| 71 | ||
| f67539c2 | 72 | expected = (strstr(flags, " sse3 ") || strstr(flags, " ssse3 ") || strstr(flags, " pni ")) ? 1 : 0; |
| 7c673cae FG |
73 | EXPECT_EQ(expected, ceph_arch_intel_sse3); |
| 74 | ||
| 75 | expected = strstr(flags, " ssse3 ") ? 1 : 0; | |
| 76 | EXPECT_EQ(expected, ceph_arch_intel_ssse3); | |
| 77 | ||
| 78 | expected = strstr(flags, " sse2 ") ? 1 : 0; | |
| 79 | EXPECT_EQ(expected, ceph_arch_intel_sse2); | |
| 80 | ||
| 81 | #endif | |
| 82 | ||
| 83 | #endif | |
| 84 | } | |
| 85 | ||
| 86 | ||
| 87 | /* | |
| 88 | * Local Variables: | |
| 89 | * compile-command: "cd .. ; make -j4 && | |
| 90 | * make unittest_arch && | |
| 91 | * valgrind --tool=memcheck ./unittest_arch --gtest_filter=*.*" | |
| 92 | * End: | |
| 93 | */ |