1 /* 2 * Copyright 2012 The LibYuv Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include <stdlib.h> 12 #include <string.h> 13 14 #include "../unit_test/unit_test.h" 15 #include "libyuv/basic_types.h" 16 #include "libyuv/cpu_id.h" 17 #include "libyuv/version.h" 18 19 namespace libyuv { 20 21 TEST_F(LibYUVBaseTest, TestCpuHas) { 22 int cpu_flags = TestCpuFlag(-1); 23 printf("Cpu Flags %x\n", cpu_flags); 24 int has_arm = TestCpuFlag(kCpuHasARM); 25 printf("Has ARM %x\n", has_arm); 26 int has_neon = TestCpuFlag(kCpuHasNEON); 27 printf("Has NEON %x\n", has_neon); 28 int has_x86 = TestCpuFlag(kCpuHasX86); 29 printf("Has X86 %x\n", has_x86); 30 int has_sse2 = TestCpuFlag(kCpuHasSSE2); 31 printf("Has SSE2 %x\n", has_sse2); 32 int has_ssse3 = TestCpuFlag(kCpuHasSSSE3); 33 printf("Has SSSE3 %x\n", has_ssse3); 34 int has_sse41 = TestCpuFlag(kCpuHasSSE41); 35 printf("Has SSE4.1 %x\n", has_sse41); 36 int has_sse42 = TestCpuFlag(kCpuHasSSE42); 37 printf("Has SSE4.2 %x\n", has_sse42); 38 int has_avx = TestCpuFlag(kCpuHasAVX); 39 printf("Has AVX %x\n", has_avx); 40 int has_avx2 = TestCpuFlag(kCpuHasAVX2); 41 printf("Has AVX2 %x\n", has_avx2); 42 int has_erms = TestCpuFlag(kCpuHasERMS); 43 printf("Has ERMS %x\n", has_erms); 44 int has_fma3 = TestCpuFlag(kCpuHasFMA3); 45 printf("Has FMA3 %x\n", has_fma3); 46 int has_avx3 = TestCpuFlag(kCpuHasAVX3); 47 printf("Has AVX3 %x\n", has_avx3); 48 int has_f16c = TestCpuFlag(kCpuHasF16C); 49 printf("Has F16C %x\n", has_f16c); 50 int has_mips = TestCpuFlag(kCpuHasMIPS); 51 printf("Has MIPS %x\n", has_mips); 52 int has_dspr2 = TestCpuFlag(kCpuHasDSPR2); 53 printf("Has DSPR2 %x\n", has_dspr2); 54 int has_msa = TestCpuFlag(kCpuHasMSA); 55 printf("Has MSA %x\n", has_msa); 56 } 57 58 TEST_F(LibYUVBaseTest, TestCpuCompilerEnabled) { 59 #if defined(__aarch64__) 60 printf("Arm64 build\n"); 61 #endif 62 #if defined(__aarch64__) || defined(__ARM_NEON__) || defined(LIBYUV_NEON) 63 printf("Neon build enabled\n"); 64 #endif 65 #if defined(__x86_64__) || defined(_M_X64) 66 printf("x64 build\n"); 67 #endif 68 #ifdef _MSC_VER 69 printf("_MSC_VER %d\n", _MSC_VER); 70 #endif 71 #if !defined(LIBYUV_DISABLE_X86) && \ 72 (defined(GCC_HAS_AVX2) || defined(CLANG_HAS_AVX2) || \ 73 defined(VISUALC_HAS_AVX2)) 74 printf("Has AVX2 1\n"); 75 #else 76 printf("Has AVX2 0\n"); 77 // If compiler does not support AVX2, the following function not expected: 78 #endif 79 } 80 81 #if defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || \ 82 defined(_M_X64) 83 TEST_F(LibYUVBaseTest, TestCpuId) { 84 int has_x86 = TestCpuFlag(kCpuHasX86); 85 if (has_x86) { 86 uint32 cpu_info[4]; 87 // Vendor ID: 88 // AuthenticAMD AMD processor 89 // CentaurHauls Centaur processor 90 // CyrixInstead Cyrix processor 91 // GenuineIntel Intel processor 92 // GenuineTMx86 Transmeta processor 93 // Geode by NSC National Semiconductor processor 94 // NexGenDriven NexGen processor 95 // RiseRiseRise Rise Technology processor 96 // SiS SiS SiS SiS processor 97 // UMC UMC UMC UMC processor 98 CpuId(0, 0, cpu_info); 99 cpu_info[0] = cpu_info[1]; // Reorder output 100 cpu_info[1] = cpu_info[3]; 101 cpu_info[3] = 0; 102 printf("Cpu Vendor: %s %x %x %x\n", reinterpret_cast<char*>(&cpu_info[0]), 103 cpu_info[0], cpu_info[1], cpu_info[2]); 104 EXPECT_EQ(12u, strlen(reinterpret_cast<char*>(&cpu_info[0]))); 105 106 // CPU Family and Model 107 // 3:0 - Stepping 108 // 7:4 - Model 109 // 11:8 - Family 110 // 13:12 - Processor Type 111 // 19:16 - Extended Model 112 // 27:20 - Extended Family 113 CpuId(1, 0, cpu_info); 114 int family = ((cpu_info[0] >> 8) & 0x0f) | ((cpu_info[0] >> 16) & 0xff0); 115 int model = ((cpu_info[0] >> 4) & 0x0f) | ((cpu_info[0] >> 12) & 0xf0); 116 printf("Cpu Family %d (0x%x), Model %d (0x%x)\n", family, family, model, 117 model); 118 } 119 } 120 #endif 121 122 static int FileExists(const char* file_name) { 123 FILE* f = fopen(file_name, "r"); 124 if (!f) { 125 return 0; 126 } 127 fclose(f); 128 return 1; 129 } 130 131 TEST_F(LibYUVBaseTest, TestLinuxNeon) { 132 if (FileExists("../../unit_test/testdata/arm_v7.txt")) { 133 EXPECT_EQ(0, ArmCpuCaps("../../unit_test/testdata/arm_v7.txt")); 134 EXPECT_EQ(kCpuHasNEON, ArmCpuCaps("../../unit_test/testdata/tegra3.txt")); 135 EXPECT_EQ(kCpuHasNEON, ArmCpuCaps("../../unit_test/testdata/juno.txt")); 136 } else { 137 printf("WARNING: unable to load \"../../unit_test/testdata/arm_v7.txt\"\n"); 138 } 139 #if defined(__linux__) && defined(__ARM_NEON__) 140 EXPECT_EQ(kCpuHasNEON, ArmCpuCaps("/proc/cpuinfo")); 141 #endif 142 } 143 144 } // namespace libyuv 145