From 49ccccb2603278260e02bb43fb38251589ab4bd1 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 15 Sep 2017 01:59:40 +0300
Subject: Detect cpu flags by sdl if other ways impossible to use.
---
src/utils/cpu.cpp | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
(limited to 'src')
diff --git a/src/utils/cpu.cpp b/src/utils/cpu.cpp
index 5ae30c506..ef6a419b6 100644
--- a/src/utils/cpu.cpp
+++ b/src/utils/cpu.cpp
@@ -111,8 +111,35 @@ void Cpu::detect()
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)
--
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