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Diffstat (limited to 'media/libyuv/libyuv/util/cpuid.c')
| -rw-r--r-- | media/libyuv/libyuv/util/cpuid.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/media/libyuv/libyuv/util/cpuid.c b/media/libyuv/libyuv/util/cpuid.c new file mode 100644 index 0000000000..b618bb106e --- /dev/null +++ b/media/libyuv/libyuv/util/cpuid.c @@ -0,0 +1,122 @@ +/* + * 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 <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "libyuv/cpu_id.h" + +#ifdef __cplusplus +using namespace libyuv; +#endif + +int main(int argc, const char* argv[]) { + int cpu_flags = TestCpuFlag(-1); + int has_arm = TestCpuFlag(kCpuHasARM); + int has_mips = TestCpuFlag(kCpuHasMIPS); + int has_x86 = TestCpuFlag(kCpuHasX86); + int has_loongarch = TestCpuFlag(kCpuHasLOONGARCH); + (void)argc; + (void)argv; + +#if defined(__i386__) || defined(__x86_64__) || \ + defined(_M_IX86) || defined(_M_X64) + if (has_x86) { + int family, model, 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[0]); + cpu_info[0] = cpu_info[1]; // Reorder output + cpu_info[1] = cpu_info[3]; + cpu_info[3] = 0; + printf("Cpu Vendor: %s\n", (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[0]); + family = ((cpu_info[0] >> 8) & 0x0f) | ((cpu_info[0] >> 16) & 0xff0); + 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 + printf("Cpu Flags %x\n", cpu_flags); + printf("Has ARM %x\n", has_arm); + printf("Has MIPS %x\n", has_mips); + printf("Has X86 %x\n", has_x86); + printf("Has LOONGARCH %x\n", has_loongarch); + if (has_arm) { + int has_neon = TestCpuFlag(kCpuHasNEON); + printf("Has NEON %x\n", has_neon); + } + if (has_mips) { + int has_msa = TestCpuFlag(kCpuHasMSA); + printf("Has MSA %x\n", has_msa); + } + if (has_loongarch) { + int has_lsx = TestCpuFlag(kCpuHasLSX); + printf("Has LSX %x\n", has_lsx); + int has_lasx = TestCpuFlag(kCpuHasLASX); + printf("Has LASX %x\n", has_lasx); + } + if (has_x86) { + int has_sse2 = TestCpuFlag(kCpuHasSSE2); + int has_ssse3 = TestCpuFlag(kCpuHasSSSE3); + int has_sse41 = TestCpuFlag(kCpuHasSSE41); + int has_sse42 = TestCpuFlag(kCpuHasSSE42); + int has_avx = TestCpuFlag(kCpuHasAVX); + int has_avx2 = TestCpuFlag(kCpuHasAVX2); + int has_erms = TestCpuFlag(kCpuHasERMS); + int has_fma3 = TestCpuFlag(kCpuHasFMA3); + int has_f16c = TestCpuFlag(kCpuHasF16C); + int has_gfni = TestCpuFlag(kCpuHasGFNI); + int has_avx512bw = TestCpuFlag(kCpuHasAVX512BW); + int has_avx512vl = TestCpuFlag(kCpuHasAVX512VL); + int has_avx512vnni = TestCpuFlag(kCpuHasAVX512VNNI); + int has_avx512vbmi = TestCpuFlag(kCpuHasAVX512VBMI); + int has_avx512vbmi2 = TestCpuFlag(kCpuHasAVX512VBMI2); + int has_avx512vbitalg = TestCpuFlag(kCpuHasAVX512VBITALG); + int has_avx512vpopcntdq = TestCpuFlag(kCpuHasAVX512VPOPCNTDQ); + printf("Has SSE2 %x\n", has_sse2); + printf("Has SSSE3 %x\n", has_ssse3); + printf("Has SSE4.1 %x\n", has_sse41); + printf("Has SSE4.2 %x\n", has_sse42); + printf("Has AVX %x\n", has_avx); + printf("Has AVX2 %x\n", has_avx2); + printf("Has ERMS %x\n", has_erms); + printf("Has FMA3 %x\n", has_fma3); + printf("Has F16C %x\n", has_f16c); + printf("Has GFNI %x\n", has_gfni); + printf("Has AVX512BW %x\n", has_avx512bw); + printf("Has AVX512VL %x\n", has_avx512vl); + printf("Has AVX512VNNI %x\n", has_avx512vnni); + printf("Has AVX512VBMI %x\n", has_avx512vbmi); + printf("Has AVX512VBMI2 %x\n", has_avx512vbmi2); + printf("Has AVX512VBITALG %x\n", has_avx512vbitalg); + printf("Has AVX512VPOPCNTDQ %x\n", has_avx512vpopcntdq); + } + return 0; +} + |