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/*
* Copyright 2012 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <stdlib.h>
#include <string.h>
#include "libyuv/basic_types.h"
#include "libyuv/cpu_id.h"
#include "libyuv/version.h"
#include "../unit_test/unit_test.h"
namespace libyuv {
TEST_F(LibYUVBaseTest, TestCpuHas) {
int cpu_flags = TestCpuFlag(-1);
printf("Cpu Flags %x\n", cpu_flags);
int has_arm = TestCpuFlag(kCpuHasARM);
printf("Has ARM %x\n", has_arm);
int has_neon = TestCpuFlag(kCpuHasNEON);
printf("Has NEON %x\n", has_neon);
int has_x86 = TestCpuFlag(kCpuHasX86);
printf("Has X86 %x\n", has_x86);
int has_sse2 = TestCpuFlag(kCpuHasSSE2);
printf("Has SSE2 %x\n", has_sse2);
int has_ssse3 = TestCpuFlag(kCpuHasSSSE3);
printf("Has SSSE3 %x\n", has_ssse3);
int has_sse41 = TestCpuFlag(kCpuHasSSE41);
printf("Has SSE4.1 %x\n", has_sse41);
int has_sse42 = TestCpuFlag(kCpuHasSSE42);
printf("Has SSE4.2 %x\n", has_sse42);
int has_avx = TestCpuFlag(kCpuHasAVX);
printf("Has AVX %x\n", has_avx);
int has_avx2 = TestCpuFlag(kCpuHasAVX2);
printf("Has AVX2 %x\n", has_avx2);
int has_erms = TestCpuFlag(kCpuHasERMS);
printf("Has ERMS %x\n", has_erms);
int has_fma3 = TestCpuFlag(kCpuHasFMA3);
printf("Has FMA3 %x\n", has_fma3);
int has_avx3 = TestCpuFlag(kCpuHasAVX3);
printf("Has AVX3 %x\n", has_avx3);
int has_mips = TestCpuFlag(kCpuHasMIPS);
printf("Has MIPS %x\n", has_mips);
int has_dspr2 = TestCpuFlag(kCpuHasDSPR2);
printf("Has DSPR2 %x\n", has_dspr2);
}
TEST_F(LibYUVBaseTest, TestCpuCompilerEnabled) {
#if defined(__aarch64__)
printf("Arm64 build\n");
#endif
#if defined(__aarch64__) || defined(__ARM_NEON__) || defined(LIBYUV_NEON)
printf("Neon build enabled\n");
#endif
#if defined(__x86_64__) || defined(_M_X64)
printf("x64 build\n");
#endif
#ifdef _MSC_VER
printf("_MSC_VER %d\n", _MSC_VER);
#endif
#if !defined(LIBYUV_DISABLE_X86) && (defined(GCC_HAS_AVX2) || \
defined(CLANG_HAS_AVX2) || defined(VISUALC_HAS_AVX2))
printf("Has AVX2 1\n");
#else
printf("Has AVX2 0\n");
// If compiler does not support AVX2, the following function not expected:
#endif
}
#if defined(__i386__) || defined(__x86_64__) || \
defined(_M_IX86) || defined(_M_X64)
TEST_F(LibYUVBaseTest, TestCpuId) {
int has_x86 = TestCpuFlag(kCpuHasX86);
if (has_x86) {
uint32 cpu_info[4];
// Vendor ID:
// AuthenticAMD AMD processor
// CentaurHauls Centaur processor
// CyrixInstead Cyrix processor
// GenuineIntel Intel processor
// GenuineTMx86 Transmeta processor
// Geode by NSC National Semiconductor processor
// NexGenDriven NexGen processor
// RiseRiseRise Rise Technology processor
// SiS SiS SiS SiS processor
// UMC UMC UMC UMC processor
CpuId(0, 0, cpu_info);
cpu_info[0] = cpu_info[1]; // Reorder output
cpu_info[1] = cpu_info[3];
cpu_info[3] = 0;
printf("Cpu Vendor: %s %x %x %x\n", reinterpret_cast<char*>(&cpu_info[0]),
cpu_info[0], cpu_info[1], cpu_info[2]);
EXPECT_EQ(12, strlen(reinterpret_cast<char*>(&cpu_info[0])));
// CPU Family and Model
// 3:0 - Stepping
// 7:4 - Model
// 11:8 - Family
// 13:12 - Processor Type
// 19:16 - Extended Model
// 27:20 - Extended Family
CpuId(1, 0, cpu_info);
int family = ((cpu_info[0] >> 8) & 0x0f) | ((cpu_info[0] >> 16) & 0xff0);
int model = ((cpu_info[0] >> 4) & 0x0f) | ((cpu_info[0] >> 12) & 0xf0);
printf("Cpu Family %d (0x%x), Model %d (0x%x)\n", family, family,
model, model);
}
}
#endif
static int FileExists(const char* file_name) {
FILE* f = fopen(file_name, "r");
if (!f) {
return 0;
}
fclose(f);
return 1;
}
TEST_F(LibYUVBaseTest, TestLinuxNeon) {
if (FileExists("../../unit_test/testdata/arm_v7.txt")) {
EXPECT_EQ(0, ArmCpuCaps("../../unit_test/testdata/arm_v7.txt"));
EXPECT_EQ(kCpuHasNEON, ArmCpuCaps("../../unit_test/testdata/tegra3.txt"));
EXPECT_EQ(kCpuHasNEON, ArmCpuCaps("../../unit_test/testdata/juno.txt"));
} else {
printf("WARNING: unable to load \"../../unit_test/testdata/arm_v7.txt\"\n");
}
#if defined(__linux__) && defined(__ARM_NEON__)
EXPECT_EQ(kCpuHasNEON, ArmCpuCaps("/proc/cpuinfo"));
#endif
}
} // namespace libyuv
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