diff options
Diffstat (limited to 'src/utils/cpu.cpp')
| -rw-r--r-- | src/utils/cpu.cpp | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/src/utils/cpu.cpp b/src/utils/cpu.cpp deleted file mode 100644 index ef6a419b6..000000000 --- a/src/utils/cpu.cpp +++ /dev/null @@ -1,178 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2013-2017 The ManaPlus Developers - * - * This file is part of The ManaPlus Client. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "utils/cpu.h" - -#include "logger.h" - -#if (defined(__amd64__) || defined(__i386__)) && defined(__GNUC__) \ - && (GCC_VERSION >= 40800) && !defined(ANDROID) -// nothing -#elif defined(__linux__) || defined(__linux) -#include "utils/foreach.h" -#include "utils/stringutils.h" -#endif // (defined(__amd64__) || defined(__i386__)) && defined(__GNUC__) - // && (GCC_VERSION >= 40800) && !defined(ANDROID) - -#ifdef USE_SDL2 -#include <SDL_cpuinfo.h> -#endif // USE_SDL2 - -#include "debug.h" - -namespace -{ - uint32_t mCpuFlags; -} // namespace - -void Cpu::detect() -{ -#if (defined(__amd64__) || defined(__i386__)) && defined(__GNUC__) \ - && (GCC_VERSION >= 40800) && !defined(ANDROID) - __builtin_cpu_init(); - if (__builtin_cpu_supports ("mmx")) - mCpuFlags |= FEATURE_MMX; - if (__builtin_cpu_supports ("sse")) - mCpuFlags |= FEATURE_SSE; - if (__builtin_cpu_supports ("sse2")) - mCpuFlags |= FEATURE_SSE2; - if (__builtin_cpu_supports ("ssse3")) - mCpuFlags |= FEATURE_SSSE3; - if (__builtin_cpu_supports ("sse4.1")) - mCpuFlags |= FEATURE_SSE4; - if (__builtin_cpu_supports ("sse4.2")) - mCpuFlags |= FEATURE_SSE42; - if (__builtin_cpu_supports ("avx")) - mCpuFlags |= FEATURE_AVX; - if (__builtin_cpu_supports ("avx2")) - mCpuFlags |= FEATURE_AVX2; - printFlags(); -#elif defined(__linux__) || defined(__linux) - FILE *file = fopen("/proc/cpuinfo", "r"); - char buf[1001]; - if (file == nullptr) - return; - while (fgets(buf, 1000, file) != nullptr) - { - std::string str = buf; - if (findFirst(str, "flags")) - { - size_t idx = str.find(':'); - if (idx == std::string::npos) - continue; - str = str.substr(idx + 1); - trim(str); - StringVect vect; - splitToStringVector(vect, str, ' '); - FOR_EACH (StringVectCIter, it, vect) - { - const std::string &flag = *it; - if (flag == "mmx") - mCpuFlags |= FEATURE_MMX; - else if (flag == "sse") - mCpuFlags |= FEATURE_SSE; - else if (flag == "sse2") - mCpuFlags |= FEATURE_SSE2; - else if (flag == "ssse3") - mCpuFlags |= FEATURE_SSSE3; - else if (flag == "sse4_1") - mCpuFlags |= FEATURE_SSE4; - else if (flag == "sse4_2") - mCpuFlags |= FEATURE_SSE42; - else if (flag == "avx") - mCpuFlags |= FEATURE_AVX; - else if (flag == "avx2") - mCpuFlags |= FEATURE_AVX2; - } - fclose(file); - printFlags(); - return; - } - } - fclose(file); - if (logger != nullptr) - logger->log("cpu features was not detected"); -#else // OTHER - -#ifdef USE_SDL2 - if (SDL_HasMMX()) - mCpuFlags |= FEATURE_MMX; - if (SDL_HasSSE()) - mCpuFlags |= FEATURE_SSE; - if (SDL_HasSSE2()) - mCpuFlags |= FEATURE_SSE2; - if (SDL_HasSSE3()) - mCpuFlags |= FEATURE_SSSE3; - if (SDL_HasSSE41()) - mCpuFlags |= FEATURE_SSE4; - if (SDL_HasSSE42()) - mCpuFlags |= FEATURE_SSE42; - -#if SDL_VERSION_ATLEAST(2, 0, 2) - if (SDL_HasAVX()) - mCpuFlags |= FEATURE_AVX; -#endif // SDL_VERSION_ATLEAST(2, 0, 2) -#if SDL_VERSION_ATLEAST(2, 0, 4) - if (SDL_HasAVX2()) - mCpuFlags |= FEATURE_AVX2; -#endif // SDL_VERSION_ATLEAST(2, 0, 4) - - printFlags(); -#else // USE_SDL2 - - if (logger) - logger->log("cpu features not supported"); -#endif // USE_SDL2 -#endif // (defined(__amd64__) || defined(__i386__)) && defined(__GNUC__) - // && (GCC_VERSION >= 40800) && !defined(ANDROID) - -#if SDL_VERSION_ATLEAST(2, 0, 1) - logger->log("System ram size: %d", SDL_GetSystemRAM()); -#endif // SDL_VERSION_ATLEAST(2, 0, 1) -} - -void Cpu::printFlags() -{ - if (logger == nullptr) - return; - std::string str("CPU features:"); - if ((mCpuFlags & FEATURE_MMX) != 0u) - str.append(" mmx"); - if ((mCpuFlags & FEATURE_SSE) != 0u) - str.append(" sse"); - if ((mCpuFlags & FEATURE_SSE2) != 0u) - str.append(" sse2"); - if ((mCpuFlags & FEATURE_SSSE3) != 0u) - str.append(" ssse3"); - if ((mCpuFlags & FEATURE_SSE4) != 0u) - str.append(" sse4"); - if ((mCpuFlags & FEATURE_SSE42) != 0u) - str.append(" sse4_2"); - if ((mCpuFlags & FEATURE_AVX) != 0u) - str.append(" avx"); - if ((mCpuFlags & FEATURE_AVX2) != 0u) - str.append(" avx2"); - logger->log(str); -} - -uint32_t Cpu::getFlags() -{ - return mCpuFlags; -} |